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chromium / devtools / devtools-frontend / main / . / node_modules / mocha / mocha.js
blob: 407f6456c11d69431d8c63a64b1ba2047f2c63d2 [file] [log] [blame]
// mocha@11.7.5 in javascript ES2018
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.mocha = factory());
})(this, (function () { 'use strict';
var global$2 = (typeof global !== "undefined" ? global :
typeof self !== "undefined" ? self :
typeof window !== "undefined" ? window : {});
var global$1 = (typeof global$2 !== "undefined" ? global$2 :
typeof self !== "undefined" ? self :
typeof window !== "undefined" ? window : {});
// shim for using process in browser
// based off https://github.com/defunctzombie/node-process/blob/master/browser.js
function defaultSetTimout$1() {
throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout$1 () {
throw new Error('clearTimeout has not been defined');
}
var cachedSetTimeout$1 = defaultSetTimout$1;
var cachedClearTimeout$1 = defaultClearTimeout$1;
if (typeof global$1.setTimeout === 'function') {
cachedSetTimeout$1 = setTimeout;
}
if (typeof global$1.clearTimeout === 'function') {
cachedClearTimeout$1 = clearTimeout;
}
function runTimeout$1(fun) {
if (cachedSetTimeout$1 === setTimeout) {
//normal enviroments in sane situations
return setTimeout(fun, 0);
}
// if setTimeout wasn't available but was latter defined
if ((cachedSetTimeout$1 === defaultSetTimout$1 || !cachedSetTimeout$1) && setTimeout) {
cachedSetTimeout$1 = setTimeout;
return setTimeout(fun, 0);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedSetTimeout$1(fun, 0);
} catch(e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedSetTimeout$1.call(null, fun, 0);
} catch(e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
return cachedSetTimeout$1.call(this, fun, 0);
}
}
}
function runClearTimeout$1(marker) {
if (cachedClearTimeout$1 === clearTimeout) {
//normal enviroments in sane situations
return clearTimeout(marker);
}
// if clearTimeout wasn't available but was latter defined
if ((cachedClearTimeout$1 === defaultClearTimeout$1 || !cachedClearTimeout$1) && clearTimeout) {
cachedClearTimeout$1 = clearTimeout;
return clearTimeout(marker);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedClearTimeout$1(marker);
} catch (e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedClearTimeout$1.call(null, marker);
} catch (e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
// Some versions of I.E. have different rules for clearTimeout vs setTimeout
return cachedClearTimeout$1.call(this, marker);
}
}
}
var queue$1 = [];
var draining$1 = false;
var currentQueue$1;
var queueIndex$1 = -1;
function cleanUpNextTick$1() {
if (!draining$1 || !currentQueue$1) {
return;
}
draining$1 = false;
if (currentQueue$1.length) {
queue$1 = currentQueue$1.concat(queue$1);
} else {
queueIndex$1 = -1;
}
if (queue$1.length) {
drainQueue$1();
}
}
function drainQueue$1() {
if (draining$1) {
return;
}
var timeout = runTimeout$1(cleanUpNextTick$1);
draining$1 = true;
var len = queue$1.length;
while(len) {
currentQueue$1 = queue$1;
queue$1 = [];
while (++queueIndex$1 < len) {
if (currentQueue$1) {
currentQueue$1[queueIndex$1].run();
}
}
queueIndex$1 = -1;
len = queue$1.length;
}
currentQueue$1 = null;
draining$1 = false;
runClearTimeout$1(timeout);
}
function nextTick$1(fun) {
var args = new Array(arguments.length - 1);
if (arguments.length > 1) {
for (var i = 1; i < arguments.length; i++) {
args[i - 1] = arguments[i];
}
}
queue$1.push(new Item$1(fun, args));
if (queue$1.length === 1 && !draining$1) {
runTimeout$1(drainQueue$1);
}
}
// v8 likes predictible objects
function Item$1(fun, array) {
this.fun = fun;
this.array = array;
}
Item$1.prototype.run = function () {
this.fun.apply(null, this.array);
};
var title$1 = 'browser';
var platform$1 = 'browser';
var browser$4 = true;
var env$1 = {};
var argv$1 = [];
var version$2 = ''; // empty string to avoid regexp issues
var versions$1 = {};
var release$1 = {};
var config$1 = {};
function noop$1() {}
var on$1 = noop$1;
var addListener$1 = noop$1;
var once$1 = noop$1;
var off$1 = noop$1;
var removeListener$1 = noop$1;
var removeAllListeners$1 = noop$1;
var emit$1 = noop$1;
function binding$1(name) {
throw new Error('process.binding is not supported');
}
function cwd$1 () { return '/' }
function chdir$1 (dir) {
throw new Error('process.chdir is not supported');
}function umask$1() { return 0; }
// from https://github.com/kumavis/browser-process-hrtime/blob/master/index.js
var performance$1 = global$1.performance || {};
var performanceNow$1 =
performance$1.now ||
performance$1.mozNow ||
performance$1.msNow ||
performance$1.oNow ||
performance$1.webkitNow ||
function(){ return (new Date()).getTime() };
// generate timestamp or delta
// see http://nodejs.org/api/process.html#process_process_hrtime
function hrtime$1(previousTimestamp){
var clocktime = performanceNow$1.call(performance$1)*1e-3;
var seconds = Math.floor(clocktime);
var nanoseconds = Math.floor((clocktime%1)*1e9);
if (previousTimestamp) {
seconds = seconds - previousTimestamp[0];
nanoseconds = nanoseconds - previousTimestamp[1];
if (nanoseconds<0) {
seconds--;
nanoseconds += 1e9;
}
}
return [seconds,nanoseconds]
}
var startTime$1 = new Date();
function uptime$1() {
var currentTime = new Date();
var dif = currentTime - startTime$1;
return dif / 1000;
}
var process = {
nextTick: nextTick$1,
title: title$1,
browser: browser$4,
env: env$1,
argv: argv$1,
version: version$2,
versions: versions$1,
on: on$1,
addListener: addListener$1,
once: once$1,
off: off$1,
removeListener: removeListener$1,
removeAllListeners: removeAllListeners$1,
emit: emit$1,
binding: binding$1,
cwd: cwd$1,
chdir: chdir$1,
umask: umask$1,
hrtime: hrtime$1,
platform: platform$1,
release: release$1,
config: config$1,
uptime: uptime$1
};
var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
function getAugmentedNamespace(n) {
if (n.__esModule) return n;
var a = Object.defineProperty({}, '__esModule', {value: true});
Object.keys(n).forEach(function (k) {
var d = Object.getOwnPropertyDescriptor(n, k);
Object.defineProperty(a, k, d.get ? d : {
enumerable: true,
get: function () {
return n[k];
}
});
});
return a;
}
function commonjsRequire (path) {
throw new Error('Could not dynamically require "' + path + '". Please configure the dynamicRequireTargets or/and ignoreDynamicRequires option of @rollup/plugin-commonjs appropriately for this require call to work.');
}
var domain;
// This constructor is used to store event handlers. Instantiating this is
// faster than explicitly calling `Object.create(null)` to get a "clean" empty
// object (tested with v8 v4.9).
function EventHandlers() {}
EventHandlers.prototype = Object.create(null);
function EventEmitter$2() {
EventEmitter$2.init.call(this);
}
// nodejs oddity
// require('events') === require('events').EventEmitter
EventEmitter$2.EventEmitter = EventEmitter$2;
EventEmitter$2.usingDomains = false;
EventEmitter$2.prototype.domain = undefined;
EventEmitter$2.prototype._events = undefined;
EventEmitter$2.prototype._maxListeners = undefined;
// By default EventEmitters will print a warning if more than 10 listeners are
// added to it. This is a useful default which helps finding memory leaks.
EventEmitter$2.defaultMaxListeners = 10;
EventEmitter$2.init = function() {
this.domain = null;
if (EventEmitter$2.usingDomains) {
// if there is an active domain, then attach to it.
if (domain.active ) ;
}
if (!this._events || this._events === Object.getPrototypeOf(this)._events) {
this._events = new EventHandlers();
this._eventsCount = 0;
}
this._maxListeners = this._maxListeners || undefined;
};
// Obviously not all Emitters should be limited to 10. This function allows
// that to be increased. Set to zero for unlimited.
EventEmitter$2.prototype.setMaxListeners = function setMaxListeners(n) {
if (typeof n !== 'number' || n < 0 || isNaN(n))
throw new TypeError('"n" argument must be a positive number');
this._maxListeners = n;
return this;
};
function $getMaxListeners(that) {
if (that._maxListeners === undefined)
return EventEmitter$2.defaultMaxListeners;
return that._maxListeners;
}
EventEmitter$2.prototype.getMaxListeners = function getMaxListeners() {
return $getMaxListeners(this);
};
// These standalone emit* functions are used to optimize calling of event
// handlers for fast cases because emit() itself often has a variable number of
// arguments and can be deoptimized because of that. These functions always have
// the same number of arguments and thus do not get deoptimized, so the code
// inside them can execute faster.
function emitNone(handler, isFn, self) {
if (isFn)
handler.call(self);
else {
var len = handler.length;
var listeners = arrayClone(handler, len);
for (var i = 0; i < len; ++i)
listeners[i].call(self);
}
}
function emitOne(handler, isFn, self, arg1) {
if (isFn)
handler.call(self, arg1);
else {
var len = handler.length;
var listeners = arrayClone(handler, len);
for (var i = 0; i < len; ++i)
listeners[i].call(self, arg1);
}
}
function emitTwo(handler, isFn, self, arg1, arg2) {
if (isFn)
handler.call(self, arg1, arg2);
else {
var len = handler.length;
var listeners = arrayClone(handler, len);
for (var i = 0; i < len; ++i)
listeners[i].call(self, arg1, arg2);
}
}
function emitThree(handler, isFn, self, arg1, arg2, arg3) {
if (isFn)
handler.call(self, arg1, arg2, arg3);
else {
var len = handler.length;
var listeners = arrayClone(handler, len);
for (var i = 0; i < len; ++i)
listeners[i].call(self, arg1, arg2, arg3);
}
}
function emitMany(handler, isFn, self, args) {
if (isFn)
handler.apply(self, args);
else {
var len = handler.length;
var listeners = arrayClone(handler, len);
for (var i = 0; i < len; ++i)
listeners[i].apply(self, args);
}
}
EventEmitter$2.prototype.emit = function emit(type) {
var er, handler, len, args, i, events, domain;
var doError = (type === 'error');
events = this._events;
if (events)
doError = (doError && events.error == null);
else if (!doError)
return false;
domain = this.domain;
// If there is no 'error' event listener then throw.
if (doError) {
er = arguments[1];
if (domain) {
if (!er)
er = new Error('Uncaught, unspecified "error" event');
er.domainEmitter = this;
er.domain = domain;
er.domainThrown = false;
domain.emit('error', er);
} else if (er instanceof Error) {
throw er; // Unhandled 'error' event
} else {
// At least give some kind of context to the user
var err = new Error('Uncaught, unspecified "error" event. (' + er + ')');
err.context = er;
throw err;
}
return false;
}
handler = events[type];
if (!handler)
return false;
var isFn = typeof handler === 'function';
len = arguments.length;
switch (len) {
// fast cases
case 1:
emitNone(handler, isFn, this);
break;
case 2:
emitOne(handler, isFn, this, arguments[1]);
break;
case 3:
emitTwo(handler, isFn, this, arguments[1], arguments[2]);
break;
case 4:
emitThree(handler, isFn, this, arguments[1], arguments[2], arguments[3]);
break;
// slower
default:
args = new Array(len - 1);
for (i = 1; i < len; i++)
args[i - 1] = arguments[i];
emitMany(handler, isFn, this, args);
}
return true;
};
function _addListener(target, type, listener, prepend) {
var m;
var events;
var existing;
if (typeof listener !== 'function')
throw new TypeError('"listener" argument must be a function');
events = target._events;
if (!events) {
events = target._events = new EventHandlers();
target._eventsCount = 0;
} else {
// To avoid recursion in the case that type === "newListener"! Before
// adding it to the listeners, first emit "newListener".
if (events.newListener) {
target.emit('newListener', type,
listener.listener ? listener.listener : listener);
// Re-assign `events` because a newListener handler could have caused the
// this._events to be assigned to a new object
events = target._events;
}
existing = events[type];
}
if (!existing) {
// Optimize the case of one listener. Don't need the extra array object.
existing = events[type] = listener;
++target._eventsCount;
} else {
if (typeof existing === 'function') {
// Adding the second element, need to change to array.
existing = events[type] = prepend ? [listener, existing] :
[existing, listener];
} else {
// If we've already got an array, just append.
if (prepend) {
existing.unshift(listener);
} else {
existing.push(listener);
}
}
// Check for listener leak
if (!existing.warned) {
m = $getMaxListeners(target);
if (m && m > 0 && existing.length > m) {
existing.warned = true;
var w = new Error('Possible EventEmitter memory leak detected. ' +
existing.length + ' ' + type + ' listeners added. ' +
'Use emitter.setMaxListeners() to increase limit');
w.name = 'MaxListenersExceededWarning';
w.emitter = target;
w.type = type;
w.count = existing.length;
emitWarning$1(w);
}
}
}
return target;
}
function emitWarning$1(e) {
typeof console.warn === 'function' ? console.warn(e) : console.log(e);
}
EventEmitter$2.prototype.addListener = function addListener(type, listener) {
return _addListener(this, type, listener, false);
};
EventEmitter$2.prototype.on = EventEmitter$2.prototype.addListener;
EventEmitter$2.prototype.prependListener =
function prependListener(type, listener) {
return _addListener(this, type, listener, true);
};
function _onceWrap(target, type, listener) {
var fired = false;
function g() {
target.removeListener(type, g);
if (!fired) {
fired = true;
listener.apply(target, arguments);
}
}
g.listener = listener;
return g;
}
EventEmitter$2.prototype.once = function once(type, listener) {
if (typeof listener !== 'function')
throw new TypeError('"listener" argument must be a function');
this.on(type, _onceWrap(this, type, listener));
return this;
};
EventEmitter$2.prototype.prependOnceListener =
function prependOnceListener(type, listener) {
if (typeof listener !== 'function')
throw new TypeError('"listener" argument must be a function');
this.prependListener(type, _onceWrap(this, type, listener));
return this;
};
// emits a 'removeListener' event iff the listener was removed
EventEmitter$2.prototype.removeListener =
function removeListener(type, listener) {
var list, events, position, i, originalListener;
if (typeof listener !== 'function')
throw new TypeError('"listener" argument must be a function');
events = this._events;
if (!events)
return this;
list = events[type];
if (!list)
return this;
if (list === listener || (list.listener && list.listener === listener)) {
if (--this._eventsCount === 0)
this._events = new EventHandlers();
else {
delete events[type];
if (events.removeListener)
this.emit('removeListener', type, list.listener || listener);
}
} else if (typeof list !== 'function') {
position = -1;
for (i = list.length; i-- > 0;) {
if (list[i] === listener ||
(list[i].listener && list[i].listener === listener)) {
originalListener = list[i].listener;
position = i;
break;
}
}
if (position < 0)
return this;
if (list.length === 1) {
list[0] = undefined;
if (--this._eventsCount === 0) {
this._events = new EventHandlers();
return this;
} else {
delete events[type];
}
} else {
spliceOne(list, position);
}
if (events.removeListener)
this.emit('removeListener', type, originalListener || listener);
}
return this;
};
// Alias for removeListener added in NodeJS 10.0
// https://nodejs.org/api/events.html#events_emitter_off_eventname_listener
EventEmitter$2.prototype.off = function(type, listener){
return this.removeListener(type, listener);
};
EventEmitter$2.prototype.removeAllListeners =
function removeAllListeners(type) {
var listeners, events;
events = this._events;
if (!events)
return this;
// not listening for removeListener, no need to emit
if (!events.removeListener) {
if (arguments.length === 0) {
this._events = new EventHandlers();
this._eventsCount = 0;
} else if (events[type]) {
if (--this._eventsCount === 0)
this._events = new EventHandlers();
else
delete events[type];
}
return this;
}
// emit removeListener for all listeners on all events
if (arguments.length === 0) {
var keys = Object.keys(events);
for (var i = 0, key; i < keys.length; ++i) {
key = keys[i];
if (key === 'removeListener') continue;
this.removeAllListeners(key);
}
this.removeAllListeners('removeListener');
this._events = new EventHandlers();
this._eventsCount = 0;
return this;
}
listeners = events[type];
if (typeof listeners === 'function') {
this.removeListener(type, listeners);
} else if (listeners) {
// LIFO order
do {
this.removeListener(type, listeners[listeners.length - 1]);
} while (listeners[0]);
}
return this;
};
EventEmitter$2.prototype.listeners = function listeners(type) {
var evlistener;
var ret;
var events = this._events;
if (!events)
ret = [];
else {
evlistener = events[type];
if (!evlistener)
ret = [];
else if (typeof evlistener === 'function')
ret = [evlistener.listener || evlistener];
else
ret = unwrapListeners(evlistener);
}
return ret;
};
EventEmitter$2.listenerCount = function(emitter, type) {
if (typeof emitter.listenerCount === 'function') {
return emitter.listenerCount(type);
} else {
return listenerCount$1.call(emitter, type);
}
};
EventEmitter$2.prototype.listenerCount = listenerCount$1;
function listenerCount$1(type) {
var events = this._events;
if (events) {
var evlistener = events[type];
if (typeof evlistener === 'function') {
return 1;
} else if (evlistener) {
return evlistener.length;
}
}
return 0;
}
EventEmitter$2.prototype.eventNames = function eventNames() {
return this._eventsCount > 0 ? Reflect.ownKeys(this._events) : [];
};
// About 1.5x faster than the two-arg version of Array#splice().
function spliceOne(list, index) {
for (var i = index, k = i + 1, n = list.length; k < n; i += 1, k += 1)
list[i] = list[k];
list.pop();
}
function arrayClone(arr, i) {
var copy = new Array(i);
while (i--)
copy[i] = arr[i];
return copy;
}
function unwrapListeners(arr) {
var ret = new Array(arr.length);
for (var i = 0; i < ret.length; ++i) {
ret[i] = arr[i].listener || arr[i];
}
return ret;
}
var _polyfillNode_events = /*#__PURE__*/Object.freeze({
__proto__: null,
'default': EventEmitter$2,
EventEmitter: EventEmitter$2
});
var lookup$1 = [];
var revLookup$1 = [];
var Arr$1 = typeof Uint8Array !== 'undefined' ? Uint8Array : Array;
var inited$1 = false;
function init$1 () {
inited$1 = true;
var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
for (var i = 0, len = code.length; i < len; ++i) {
lookup$1[i] = code[i];
revLookup$1[code.charCodeAt(i)] = i;
}
revLookup$1['-'.charCodeAt(0)] = 62;
revLookup$1['_'.charCodeAt(0)] = 63;
}
function toByteArray$1 (b64) {
if (!inited$1) {
init$1();
}
var i, j, l, tmp, placeHolders, arr;
var len = b64.length;
if (len % 4 > 0) {
throw new Error('Invalid string. Length must be a multiple of 4')
}
// the number of equal signs (place holders)
// if there are two placeholders, than the two characters before it
// represent one byte
// if there is only one, then the three characters before it represent 2 bytes
// this is just a cheap hack to not do indexOf twice
placeHolders = b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0;
// base64 is 4/3 + up to two characters of the original data
arr = new Arr$1(len * 3 / 4 - placeHolders);
// if there are placeholders, only get up to the last complete 4 chars
l = placeHolders > 0 ? len - 4 : len;
var L = 0;
for (i = 0, j = 0; i < l; i += 4, j += 3) {
tmp = (revLookup$1[b64.charCodeAt(i)] << 18) | (revLookup$1[b64.charCodeAt(i + 1)] << 12) | (revLookup$1[b64.charCodeAt(i + 2)] << 6) | revLookup$1[b64.charCodeAt(i + 3)];
arr[L++] = (tmp >> 16) & 0xFF;
arr[L++] = (tmp >> 8) & 0xFF;
arr[L++] = tmp & 0xFF;
}
if (placeHolders === 2) {
tmp = (revLookup$1[b64.charCodeAt(i)] << 2) | (revLookup$1[b64.charCodeAt(i + 1)] >> 4);
arr[L++] = tmp & 0xFF;
} else if (placeHolders === 1) {
tmp = (revLookup$1[b64.charCodeAt(i)] << 10) | (revLookup$1[b64.charCodeAt(i + 1)] << 4) | (revLookup$1[b64.charCodeAt(i + 2)] >> 2);
arr[L++] = (tmp >> 8) & 0xFF;
arr[L++] = tmp & 0xFF;
}
return arr
}
function tripletToBase64$1 (num) {
return lookup$1[num >> 18 & 0x3F] + lookup$1[num >> 12 & 0x3F] + lookup$1[num >> 6 & 0x3F] + lookup$1[num & 0x3F]
}
function encodeChunk$1 (uint8, start, end) {
var tmp;
var output = [];
for (var i = start; i < end; i += 3) {
tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2]);
output.push(tripletToBase64$1(tmp));
}
return output.join('')
}
function fromByteArray$1 (uint8) {
if (!inited$1) {
init$1();
}
var tmp;
var len = uint8.length;
var extraBytes = len % 3; // if we have 1 byte left, pad 2 bytes
var output = '';
var parts = [];
var maxChunkLength = 16383; // must be multiple of 3
// go through the array every three bytes, we'll deal with trailing stuff later
for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
parts.push(encodeChunk$1(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)));
}
// pad the end with zeros, but make sure to not forget the extra bytes
if (extraBytes === 1) {
tmp = uint8[len - 1];
output += lookup$1[tmp >> 2];
output += lookup$1[(tmp << 4) & 0x3F];
output += '==';
} else if (extraBytes === 2) {
tmp = (uint8[len - 2] << 8) + (uint8[len - 1]);
output += lookup$1[tmp >> 10];
output += lookup$1[(tmp >> 4) & 0x3F];
output += lookup$1[(tmp << 2) & 0x3F];
output += '=';
}
parts.push(output);
return parts.join('')
}
function read$1 (buffer, offset, isLE, mLen, nBytes) {
var e, m;
var eLen = nBytes * 8 - mLen - 1;
var eMax = (1 << eLen) - 1;
var eBias = eMax >> 1;
var nBits = -7;
var i = isLE ? (nBytes - 1) : 0;
var d = isLE ? -1 : 1;
var s = buffer[offset + i];
i += d;
e = s & ((1 << (-nBits)) - 1);
s >>= (-nBits);
nBits += eLen;
for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
m = e & ((1 << (-nBits)) - 1);
e >>= (-nBits);
nBits += mLen;
for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
if (e === 0) {
e = 1 - eBias;
} else if (e === eMax) {
return m ? NaN : ((s ? -1 : 1) * Infinity)
} else {
m = m + Math.pow(2, mLen);
e = e - eBias;
}
return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
}
function write$1 (buffer, value, offset, isLE, mLen, nBytes) {
var e, m, c;
var eLen = nBytes * 8 - mLen - 1;
var eMax = (1 << eLen) - 1;
var eBias = eMax >> 1;
var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0);
var i = isLE ? 0 : (nBytes - 1);
var d = isLE ? 1 : -1;
var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
value = Math.abs(value);
if (isNaN(value) || value === Infinity) {
m = isNaN(value) ? 1 : 0;
e = eMax;
} else {
e = Math.floor(Math.log(value) / Math.LN2);
if (value * (c = Math.pow(2, -e)) < 1) {
e--;
c *= 2;
}
if (e + eBias >= 1) {
value += rt / c;
} else {
value += rt * Math.pow(2, 1 - eBias);
}
if (value * c >= 2) {
e++;
c /= 2;
}
if (e + eBias >= eMax) {
m = 0;
e = eMax;
} else if (e + eBias >= 1) {
m = (value * c - 1) * Math.pow(2, mLen);
e = e + eBias;
} else {
m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
e = 0;
}
}
for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
e = (e << mLen) | m;
eLen += mLen;
for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
buffer[offset + i - d] |= s * 128;
}
var toString$2 = {}.toString;
var isArray$2 = Array.isArray || function (arr) {
return toString$2.call(arr) == '[object Array]';
};
/*!
* The buffer module from node.js, for the browser.
*
* @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
* @license MIT
*/
var INSPECT_MAX_BYTES$1 = 50;
/**
* If `Buffer.TYPED_ARRAY_SUPPORT`:
* === true Use Uint8Array implementation (fastest)
* === false Use Object implementation (most compatible, even IE6)
*
* Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
* Opera 11.6+, iOS 4.2+.
*
* Due to various browser bugs, sometimes the Object implementation will be used even
* when the browser supports typed arrays.
*
* Note:
*
* - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
* See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
*
* - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
*
* - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
* incorrect length in some situations.
* We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
* get the Object implementation, which is slower but behaves correctly.
*/
Buffer$1.TYPED_ARRAY_SUPPORT = global$2.TYPED_ARRAY_SUPPORT !== undefined
? global$2.TYPED_ARRAY_SUPPORT
: true;
/*
* Export kMaxLength after typed array support is determined.
*/
kMaxLength$1();
function kMaxLength$1 () {
return Buffer$1.TYPED_ARRAY_SUPPORT
? 0x7fffffff
: 0x3fffffff
}
function createBuffer$1 (that, length) {
if (kMaxLength$1() < length) {
throw new RangeError('Invalid typed array length')
}
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
// Return an augmented `Uint8Array` instance, for best performance
that = new Uint8Array(length);
that.__proto__ = Buffer$1.prototype;
} else {
// Fallback: Return an object instance of the Buffer class
if (that === null) {
that = new Buffer$1(length);
}
that.length = length;
}
return that
}
/**
* The Buffer constructor returns instances of `Uint8Array` that have their
* prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
* `Uint8Array`, so the returned instances will have all the node `Buffer` methods
* and the `Uint8Array` methods. Square bracket notation works as expected -- it
* returns a single octet.
*
* The `Uint8Array` prototype remains unmodified.
*/
function Buffer$1 (arg, encodingOrOffset, length) {
if (!Buffer$1.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer$1)) {
return new Buffer$1(arg, encodingOrOffset, length)
}
// Common case.
if (typeof arg === 'number') {
if (typeof encodingOrOffset === 'string') {
throw new Error(
'If encoding is specified then the first argument must be a string'
)
}
return allocUnsafe$1(this, arg)
}
return from$1(this, arg, encodingOrOffset, length)
}
Buffer$1.poolSize = 8192; // not used by this implementation
// TODO: Legacy, not needed anymore. Remove in next major version.
Buffer$1._augment = function (arr) {
arr.__proto__ = Buffer$1.prototype;
return arr
};
function from$1 (that, value, encodingOrOffset, length) {
if (typeof value === 'number') {
throw new TypeError('"value" argument must not be a number')
}
if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
return fromArrayBuffer$1(that, value, encodingOrOffset, length)
}
if (typeof value === 'string') {
return fromString$1(that, value, encodingOrOffset)
}
return fromObject$1(that, value)
}
/**
* Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
* if value is a number.
* Buffer.from(str[, encoding])
* Buffer.from(array)
* Buffer.from(buffer)
* Buffer.from(arrayBuffer[, byteOffset[, length]])
**/
Buffer$1.from = function (value, encodingOrOffset, length) {
return from$1(null, value, encodingOrOffset, length)
};
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
Buffer$1.prototype.__proto__ = Uint8Array.prototype;
Buffer$1.__proto__ = Uint8Array;
}
function assertSize$1 (size) {
if (typeof size !== 'number') {
throw new TypeError('"size" argument must be a number')
} else if (size < 0) {
throw new RangeError('"size" argument must not be negative')
}
}
function alloc$1 (that, size, fill, encoding) {
assertSize$1(size);
if (size <= 0) {
return createBuffer$1(that, size)
}
if (fill !== undefined) {
// Only pay attention to encoding if it's a string. This
// prevents accidentally sending in a number that would
// be interpretted as a start offset.
return typeof encoding === 'string'
? createBuffer$1(that, size).fill(fill, encoding)
: createBuffer$1(that, size).fill(fill)
}
return createBuffer$1(that, size)
}
/**
* Creates a new filled Buffer instance.
* alloc(size[, fill[, encoding]])
**/
Buffer$1.alloc = function (size, fill, encoding) {
return alloc$1(null, size, fill, encoding)
};
function allocUnsafe$1 (that, size) {
assertSize$1(size);
that = createBuffer$1(that, size < 0 ? 0 : checked$1(size) | 0);
if (!Buffer$1.TYPED_ARRAY_SUPPORT) {
for (var i = 0; i < size; ++i) {
that[i] = 0;
}
}
return that
}
/**
* Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
* */
Buffer$1.allocUnsafe = function (size) {
return allocUnsafe$1(null, size)
};
/**
* Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
*/
Buffer$1.allocUnsafeSlow = function (size) {
return allocUnsafe$1(null, size)
};
function fromString$1 (that, string, encoding) {
if (typeof encoding !== 'string' || encoding === '') {
encoding = 'utf8';
}
if (!Buffer$1.isEncoding(encoding)) {
throw new TypeError('"encoding" must be a valid string encoding')
}
var length = byteLength$1(string, encoding) | 0;
that = createBuffer$1(that, length);
var actual = that.write(string, encoding);
if (actual !== length) {
// Writing a hex string, for example, that contains invalid characters will
// cause everything after the first invalid character to be ignored. (e.g.
// 'abxxcd' will be treated as 'ab')
that = that.slice(0, actual);
}
return that
}
function fromArrayLike$1 (that, array) {
var length = array.length < 0 ? 0 : checked$1(array.length) | 0;
that = createBuffer$1(that, length);
for (var i = 0; i < length; i += 1) {
that[i] = array[i] & 255;
}
return that
}
function fromArrayBuffer$1 (that, array, byteOffset, length) {
array.byteLength; // this throws if `array` is not a valid ArrayBuffer
if (byteOffset < 0 || array.byteLength < byteOffset) {
throw new RangeError('\'offset\' is out of bounds')
}
if (array.byteLength < byteOffset + (length || 0)) {
throw new RangeError('\'length\' is out of bounds')
}
if (byteOffset === undefined && length === undefined) {
array = new Uint8Array(array);
} else if (length === undefined) {
array = new Uint8Array(array, byteOffset);
} else {
array = new Uint8Array(array, byteOffset, length);
}
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
// Return an augmented `Uint8Array` instance, for best performance
that = array;
that.__proto__ = Buffer$1.prototype;
} else {
// Fallback: Return an object instance of the Buffer class
that = fromArrayLike$1(that, array);
}
return that
}
function fromObject$1 (that, obj) {
if (internalIsBuffer$1(obj)) {
var len = checked$1(obj.length) | 0;
that = createBuffer$1(that, len);
if (that.length === 0) {
return that
}
obj.copy(that, 0, 0, len);
return that
}
if (obj) {
if ((typeof ArrayBuffer !== 'undefined' &&
obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
if (typeof obj.length !== 'number' || isnan$1(obj.length)) {
return createBuffer$1(that, 0)
}
return fromArrayLike$1(that, obj)
}
if (obj.type === 'Buffer' && isArray$2(obj.data)) {
return fromArrayLike$1(that, obj.data)
}
}
throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
}
function checked$1 (length) {
// Note: cannot use `length < kMaxLength()` here because that fails when
// length is NaN (which is otherwise coerced to zero.)
if (length >= kMaxLength$1()) {
throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
'size: 0x' + kMaxLength$1().toString(16) + ' bytes')
}
return length | 0
}
Buffer$1.isBuffer = isBuffer$2;
function internalIsBuffer$1 (b) {
return !!(b != null && b._isBuffer)
}
Buffer$1.compare = function compare (a, b) {
if (!internalIsBuffer$1(a) || !internalIsBuffer$1(b)) {
throw new TypeError('Arguments must be Buffers')
}
if (a === b) return 0
var x = a.length;
var y = b.length;
for (var i = 0, len = Math.min(x, y); i < len; ++i) {
if (a[i] !== b[i]) {
x = a[i];
y = b[i];
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
};
Buffer$1.isEncoding = function isEncoding (encoding) {
switch (String(encoding).toLowerCase()) {
case 'hex':
case 'utf8':
case 'utf-8':
case 'ascii':
case 'latin1':
case 'binary':
case 'base64':
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return true
default:
return false
}
};
Buffer$1.concat = function concat (list, length) {
if (!isArray$2(list)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
if (list.length === 0) {
return Buffer$1.alloc(0)
}
var i;
if (length === undefined) {
length = 0;
for (i = 0; i < list.length; ++i) {
length += list[i].length;
}
}
var buffer = Buffer$1.allocUnsafe(length);
var pos = 0;
for (i = 0; i < list.length; ++i) {
var buf = list[i];
if (!internalIsBuffer$1(buf)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
buf.copy(buffer, pos);
pos += buf.length;
}
return buffer
};
function byteLength$1 (string, encoding) {
if (internalIsBuffer$1(string)) {
return string.length
}
if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
(ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
return string.byteLength
}
if (typeof string !== 'string') {
string = '' + string;
}
var len = string.length;
if (len === 0) return 0
// Use a for loop to avoid recursion
var loweredCase = false;
for (;;) {
switch (encoding) {
case 'ascii':
case 'latin1':
case 'binary':
return len
case 'utf8':
case 'utf-8':
case undefined:
return utf8ToBytes$1(string).length
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return len * 2
case 'hex':
return len >>> 1
case 'base64':
return base64ToBytes$1(string).length
default:
if (loweredCase) return utf8ToBytes$1(string).length // assume utf8
encoding = ('' + encoding).toLowerCase();
loweredCase = true;
}
}
}
Buffer$1.byteLength = byteLength$1;
function slowToString$1 (encoding, start, end) {
var loweredCase = false;
// No need to verify that "this.length <= MAX_UINT32" since it's a read-only
// property of a typed array.
// This behaves neither like String nor Uint8Array in that we set start/end
// to their upper/lower bounds if the value passed is out of range.
// undefined is handled specially as per ECMA-262 6th Edition,
// Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
if (start === undefined || start < 0) {
start = 0;
}
// Return early if start > this.length. Done here to prevent potential uint32
// coercion fail below.
if (start > this.length) {
return ''
}
if (end === undefined || end > this.length) {
end = this.length;
}
if (end <= 0) {
return ''
}
// Force coersion to uint32. This will also coerce falsey/NaN values to 0.
end >>>= 0;
start >>>= 0;
if (end <= start) {
return ''
}
if (!encoding) encoding = 'utf8';
while (true) {
switch (encoding) {
case 'hex':
return hexSlice$1(this, start, end)
case 'utf8':
case 'utf-8':
return utf8Slice$1(this, start, end)
case 'ascii':
return asciiSlice$1(this, start, end)
case 'latin1':
case 'binary':
return latin1Slice$1(this, start, end)
case 'base64':
return base64Slice$1(this, start, end)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return utf16leSlice$1(this, start, end)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = (encoding + '').toLowerCase();
loweredCase = true;
}
}
}
// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
// Buffer instances.
Buffer$1.prototype._isBuffer = true;
function swap$1 (b, n, m) {
var i = b[n];
b[n] = b[m];
b[m] = i;
}
Buffer$1.prototype.swap16 = function swap16 () {
var len = this.length;
if (len % 2 !== 0) {
throw new RangeError('Buffer size must be a multiple of 16-bits')
}
for (var i = 0; i < len; i += 2) {
swap$1(this, i, i + 1);
}
return this
};
Buffer$1.prototype.swap32 = function swap32 () {
var len = this.length;
if (len % 4 !== 0) {
throw new RangeError('Buffer size must be a multiple of 32-bits')
}
for (var i = 0; i < len; i += 4) {
swap$1(this, i, i + 3);
swap$1(this, i + 1, i + 2);
}
return this
};
Buffer$1.prototype.swap64 = function swap64 () {
var len = this.length;
if (len % 8 !== 0) {
throw new RangeError('Buffer size must be a multiple of 64-bits')
}
for (var i = 0; i < len; i += 8) {
swap$1(this, i, i + 7);
swap$1(this, i + 1, i + 6);
swap$1(this, i + 2, i + 5);
swap$1(this, i + 3, i + 4);
}
return this
};
Buffer$1.prototype.toString = function toString () {
var length = this.length | 0;
if (length === 0) return ''
if (arguments.length === 0) return utf8Slice$1(this, 0, length)
return slowToString$1.apply(this, arguments)
};
Buffer$1.prototype.equals = function equals (b) {
if (!internalIsBuffer$1(b)) throw new TypeError('Argument must be a Buffer')
if (this === b) return true
return Buffer$1.compare(this, b) === 0
};
Buffer$1.prototype.inspect = function inspect () {
var str = '';
var max = INSPECT_MAX_BYTES$1;
if (this.length > 0) {
str = this.toString('hex', 0, max).match(/.{2}/g).join(' ');
if (this.length > max) str += ' ... ';
}
return '<Buffer ' + str + '>'
};
Buffer$1.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
if (!internalIsBuffer$1(target)) {
throw new TypeError('Argument must be a Buffer')
}
if (start === undefined) {
start = 0;
}
if (end === undefined) {
end = target ? target.length : 0;
}
if (thisStart === undefined) {
thisStart = 0;
}
if (thisEnd === undefined) {
thisEnd = this.length;
}
if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
throw new RangeError('out of range index')
}
if (thisStart >= thisEnd && start >= end) {
return 0
}
if (thisStart >= thisEnd) {
return -1
}
if (start >= end) {
return 1
}
start >>>= 0;
end >>>= 0;
thisStart >>>= 0;
thisEnd >>>= 0;
if (this === target) return 0
var x = thisEnd - thisStart;
var y = end - start;
var len = Math.min(x, y);
var thisCopy = this.slice(thisStart, thisEnd);
var targetCopy = target.slice(start, end);
for (var i = 0; i < len; ++i) {
if (thisCopy[i] !== targetCopy[i]) {
x = thisCopy[i];
y = targetCopy[i];
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
};
// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
//
// Arguments:
// - buffer - a Buffer to search
// - val - a string, Buffer, or number
// - byteOffset - an index into `buffer`; will be clamped to an int32
// - encoding - an optional encoding, relevant is val is a string
// - dir - true for indexOf, false for lastIndexOf
function bidirectionalIndexOf$1 (buffer, val, byteOffset, encoding, dir) {
// Empty buffer means no match
if (buffer.length === 0) return -1
// Normalize byteOffset
if (typeof byteOffset === 'string') {
encoding = byteOffset;
byteOffset = 0;
} else if (byteOffset > 0x7fffffff) {
byteOffset = 0x7fffffff;
} else if (byteOffset < -0x80000000) {
byteOffset = -0x80000000;
}
byteOffset = +byteOffset; // Coerce to Number.
if (isNaN(byteOffset)) {
// byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
byteOffset = dir ? 0 : (buffer.length - 1);
}
// Normalize byteOffset: negative offsets start from the end of the buffer
if (byteOffset < 0) byteOffset = buffer.length + byteOffset;
if (byteOffset >= buffer.length) {
if (dir) return -1
else byteOffset = buffer.length - 1;
} else if (byteOffset < 0) {
if (dir) byteOffset = 0;
else return -1
}
// Normalize val
if (typeof val === 'string') {
val = Buffer$1.from(val, encoding);
}
// Finally, search either indexOf (if dir is true) or lastIndexOf
if (internalIsBuffer$1(val)) {
// Special case: looking for empty string/buffer always fails
if (val.length === 0) {
return -1
}
return arrayIndexOf$1(buffer, val, byteOffset, encoding, dir)
} else if (typeof val === 'number') {
val = val & 0xFF; // Search for a byte value [0-255]
if (Buffer$1.TYPED_ARRAY_SUPPORT &&
typeof Uint8Array.prototype.indexOf === 'function') {
if (dir) {
return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
} else {
return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
}
}
return arrayIndexOf$1(buffer, [ val ], byteOffset, encoding, dir)
}
throw new TypeError('val must be string, number or Buffer')
}
function arrayIndexOf$1 (arr, val, byteOffset, encoding, dir) {
var indexSize = 1;
var arrLength = arr.length;
var valLength = val.length;
if (encoding !== undefined) {
encoding = String(encoding).toLowerCase();
if (encoding === 'ucs2' || encoding === 'ucs-2' ||
encoding === 'utf16le' || encoding === 'utf-16le') {
if (arr.length < 2 || val.length < 2) {
return -1
}
indexSize = 2;
arrLength /= 2;
valLength /= 2;
byteOffset /= 2;
}
}
function read (buf, i) {
if (indexSize === 1) {
return buf[i]
} else {
return buf.readUInt16BE(i * indexSize)
}
}
var i;
if (dir) {
var foundIndex = -1;
for (i = byteOffset; i < arrLength; i++) {
if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
if (foundIndex === -1) foundIndex = i;
if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
} else {
if (foundIndex !== -1) i -= i - foundIndex;
foundIndex = -1;
}
}
} else {
if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength;
for (i = byteOffset; i >= 0; i--) {
var found = true;
for (var j = 0; j < valLength; j++) {
if (read(arr, i + j) !== read(val, j)) {
found = false;
break
}
}
if (found) return i
}
}
return -1
}
Buffer$1.prototype.includes = function includes (val, byteOffset, encoding) {
return this.indexOf(val, byteOffset, encoding) !== -1
};
Buffer$1.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf$1(this, val, byteOffset, encoding, true)
};
Buffer$1.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf$1(this, val, byteOffset, encoding, false)
};
function hexWrite$1 (buf, string, offset, length) {
offset = Number(offset) || 0;
var remaining = buf.length - offset;
if (!length) {
length = remaining;
} else {
length = Number(length);
if (length > remaining) {
length = remaining;
}
}
// must be an even number of digits
var strLen = string.length;
if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
if (length > strLen / 2) {
length = strLen / 2;
}
for (var i = 0; i < length; ++i) {
var parsed = parseInt(string.substr(i * 2, 2), 16);
if (isNaN(parsed)) return i
buf[offset + i] = parsed;
}
return i
}
function utf8Write$1 (buf, string, offset, length) {
return blitBuffer$1(utf8ToBytes$1(string, buf.length - offset), buf, offset, length)
}
function asciiWrite$1 (buf, string, offset, length) {
return blitBuffer$1(asciiToBytes$1(string), buf, offset, length)
}
function latin1Write$1 (buf, string, offset, length) {
return asciiWrite$1(buf, string, offset, length)
}
function base64Write$1 (buf, string, offset, length) {
return blitBuffer$1(base64ToBytes$1(string), buf, offset, length)
}
function ucs2Write$1 (buf, string, offset, length) {
return blitBuffer$1(utf16leToBytes$1(string, buf.length - offset), buf, offset, length)
}
Buffer$1.prototype.write = function write (string, offset, length, encoding) {
// Buffer#write(string)
if (offset === undefined) {
encoding = 'utf8';
length = this.length;
offset = 0;
// Buffer#write(string, encoding)
} else if (length === undefined && typeof offset === 'string') {
encoding = offset;
length = this.length;
offset = 0;
// Buffer#write(string, offset[, length][, encoding])
} else if (isFinite(offset)) {
offset = offset | 0;
if (isFinite(length)) {
length = length | 0;
if (encoding === undefined) encoding = 'utf8';
} else {
encoding = length;
length = undefined;
}
// legacy write(string, encoding, offset, length) - remove in v0.13
} else {
throw new Error(
'Buffer.write(string, encoding, offset[, length]) is no longer supported'
)
}
var remaining = this.length - offset;
if (length === undefined || length > remaining) length = remaining;
if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
throw new RangeError('Attempt to write outside buffer bounds')
}
if (!encoding) encoding = 'utf8';
var loweredCase = false;
for (;;) {
switch (encoding) {
case 'hex':
return hexWrite$1(this, string, offset, length)
case 'utf8':
case 'utf-8':
return utf8Write$1(this, string, offset, length)
case 'ascii':
return asciiWrite$1(this, string, offset, length)
case 'latin1':
case 'binary':
return latin1Write$1(this, string, offset, length)
case 'base64':
// Warning: maxLength not taken into account in base64Write
return base64Write$1(this, string, offset, length)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return ucs2Write$1(this, string, offset, length)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = ('' + encoding).toLowerCase();
loweredCase = true;
}
}
};
Buffer$1.prototype.toJSON = function toJSON () {
return {
type: 'Buffer',
data: Array.prototype.slice.call(this._arr || this, 0)
}
};
function base64Slice$1 (buf, start, end) {
if (start === 0 && end === buf.length) {
return fromByteArray$1(buf)
} else {
return fromByteArray$1(buf.slice(start, end))
}
}
function utf8Slice$1 (buf, start, end) {
end = Math.min(buf.length, end);
var res = [];
var i = start;
while (i < end) {
var firstByte = buf[i];
var codePoint = null;
var bytesPerSequence = (firstByte > 0xEF) ? 4
: (firstByte > 0xDF) ? 3
: (firstByte > 0xBF) ? 2
: 1;
if (i + bytesPerSequence <= end) {
var secondByte, thirdByte, fourthByte, tempCodePoint;
switch (bytesPerSequence) {
case 1:
if (firstByte < 0x80) {
codePoint = firstByte;
}
break
case 2:
secondByte = buf[i + 1];
if ((secondByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F);
if (tempCodePoint > 0x7F) {
codePoint = tempCodePoint;
}
}
break
case 3:
secondByte = buf[i + 1];
thirdByte = buf[i + 2];
if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F);
if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
codePoint = tempCodePoint;
}
}
break
case 4:
secondByte = buf[i + 1];
thirdByte = buf[i + 2];
fourthByte = buf[i + 3];
if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F);
if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
codePoint = tempCodePoint;
}
}
}
}
if (codePoint === null) {
// we did not generate a valid codePoint so insert a
// replacement char (U+FFFD) and advance only 1 byte
codePoint = 0xFFFD;
bytesPerSequence = 1;
} else if (codePoint > 0xFFFF) {
// encode to utf16 (surrogate pair dance)
codePoint -= 0x10000;
res.push(codePoint >>> 10 & 0x3FF | 0xD800);
codePoint = 0xDC00 | codePoint & 0x3FF;
}
res.push(codePoint);
i += bytesPerSequence;
}
return decodeCodePointsArray$1(res)
}
// Based on http://stackoverflow.com/a/22747272/680742, the browser with
// the lowest limit is Chrome, with 0x10000 args.
// We go 1 magnitude less, for safety
var MAX_ARGUMENTS_LENGTH$1 = 0x1000;
function decodeCodePointsArray$1 (codePoints) {
var len = codePoints.length;
if (len <= MAX_ARGUMENTS_LENGTH$1) {
return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
}
// Decode in chunks to avoid "call stack size exceeded".
var res = '';
var i = 0;
while (i < len) {
res += String.fromCharCode.apply(
String,
codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH$1)
);
}
return res
}
function asciiSlice$1 (buf, start, end) {
var ret = '';
end = Math.min(buf.length, end);
for (var i = start; i < end; ++i) {
ret += String.fromCharCode(buf[i] & 0x7F);
}
return ret
}
function latin1Slice$1 (buf, start, end) {
var ret = '';
end = Math.min(buf.length, end);
for (var i = start; i < end; ++i) {
ret += String.fromCharCode(buf[i]);
}
return ret
}
function hexSlice$1 (buf, start, end) {
var len = buf.length;
if (!start || start < 0) start = 0;
if (!end || end < 0 || end > len) end = len;
var out = '';
for (var i = start; i < end; ++i) {
out += toHex$1(buf[i]);
}
return out
}
function utf16leSlice$1 (buf, start, end) {
var bytes = buf.slice(start, end);
var res = '';
for (var i = 0; i < bytes.length; i += 2) {
res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256);
}
return res
}
Buffer$1.prototype.slice = function slice (start, end) {
var len = this.length;
start = ~~start;
end = end === undefined ? len : ~~end;
if (start < 0) {
start += len;
if (start < 0) start = 0;
} else if (start > len) {
start = len;
}
if (end < 0) {
end += len;
if (end < 0) end = 0;
} else if (end > len) {
end = len;
}
if (end < start) end = start;
var newBuf;
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
newBuf = this.subarray(start, end);
newBuf.__proto__ = Buffer$1.prototype;
} else {
var sliceLen = end - start;
newBuf = new Buffer$1(sliceLen, undefined);
for (var i = 0; i < sliceLen; ++i) {
newBuf[i] = this[i + start];
}
}
return newBuf
};
/*
* Need to make sure that buffer isn't trying to write out of bounds.
*/
function checkOffset$1 (offset, ext, length) {
if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
}
Buffer$1.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) checkOffset$1(offset, byteLength, this.length);
var val = this[offset];
var mul = 1;
var i = 0;
while (++i < byteLength && (mul *= 0x100)) {
val += this[offset + i] * mul;
}
return val
};
Buffer$1.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) {
checkOffset$1(offset, byteLength, this.length);
}
var val = this[offset + --byteLength];
var mul = 1;
while (byteLength > 0 && (mul *= 0x100)) {
val += this[offset + --byteLength] * mul;
}
return val
};
Buffer$1.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 1, this.length);
return this[offset]
};
Buffer$1.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 2, this.length);
return this[offset] | (this[offset + 1] << 8)
};
Buffer$1.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 2, this.length);
return (this[offset] << 8) | this[offset + 1]
};
Buffer$1.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 4, this.length);
return ((this[offset]) |
(this[offset + 1] << 8) |
(this[offset + 2] << 16)) +
(this[offset + 3] * 0x1000000)
};
Buffer$1.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 4, this.length);
return (this[offset] * 0x1000000) +
((this[offset + 1] << 16) |
(this[offset + 2] << 8) |
this[offset + 3])
};
Buffer$1.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) checkOffset$1(offset, byteLength, this.length);
var val = this[offset];
var mul = 1;
var i = 0;
while (++i < byteLength && (mul *= 0x100)) {
val += this[offset + i] * mul;
}
mul *= 0x80;
if (val >= mul) val -= Math.pow(2, 8 * byteLength);
return val
};
Buffer$1.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) checkOffset$1(offset, byteLength, this.length);
var i = byteLength;
var mul = 1;
var val = this[offset + --i];
while (i > 0 && (mul *= 0x100)) {
val += this[offset + --i] * mul;
}
mul *= 0x80;
if (val >= mul) val -= Math.pow(2, 8 * byteLength);
return val
};
Buffer$1.prototype.readInt8 = function readInt8 (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 1, this.length);
if (!(this[offset] & 0x80)) return (this[offset])
return ((0xff - this[offset] + 1) * -1)
};
Buffer$1.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 2, this.length);
var val = this[offset] | (this[offset + 1] << 8);
return (val & 0x8000) ? val | 0xFFFF0000 : val
};
Buffer$1.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 2, this.length);
var val = this[offset + 1] | (this[offset] << 8);
return (val & 0x8000) ? val | 0xFFFF0000 : val
};
Buffer$1.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 4, this.length);
return (this[offset]) |
(this[offset + 1] << 8) |
(this[offset + 2] << 16) |
(this[offset + 3] << 24)
};
Buffer$1.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 4, this.length);
return (this[offset] << 24) |
(this[offset + 1] << 16) |
(this[offset + 2] << 8) |
(this[offset + 3])
};
Buffer$1.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 4, this.length);
return read$1(this, offset, true, 23, 4)
};
Buffer$1.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 4, this.length);
return read$1(this, offset, false, 23, 4)
};
Buffer$1.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 8, this.length);
return read$1(this, offset, true, 52, 8)
};
Buffer$1.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
if (!noAssert) checkOffset$1(offset, 8, this.length);
return read$1(this, offset, false, 52, 8)
};
function checkInt$1 (buf, value, offset, ext, max, min) {
if (!internalIsBuffer$1(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
if (offset + ext > buf.length) throw new RangeError('Index out of range')
}
Buffer$1.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) {
var maxBytes = Math.pow(2, 8 * byteLength) - 1;
checkInt$1(this, value, offset, byteLength, maxBytes, 0);
}
var mul = 1;
var i = 0;
this[offset] = value & 0xFF;
while (++i < byteLength && (mul *= 0x100)) {
this[offset + i] = (value / mul) & 0xFF;
}
return offset + byteLength
};
Buffer$1.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) {
var maxBytes = Math.pow(2, 8 * byteLength) - 1;
checkInt$1(this, value, offset, byteLength, maxBytes, 0);
}
var i = byteLength - 1;
var mul = 1;
this[offset + i] = value & 0xFF;
while (--i >= 0 && (mul *= 0x100)) {
this[offset + i] = (value / mul) & 0xFF;
}
return offset + byteLength
};
Buffer$1.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 1, 0xff, 0);
if (!Buffer$1.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
this[offset] = (value & 0xff);
return offset + 1
};
function objectWriteUInt16$1 (buf, value, offset, littleEndian) {
if (value < 0) value = 0xffff + value + 1;
for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
(littleEndian ? i : 1 - i) * 8;
}
}
Buffer$1.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 2, 0xffff, 0);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff);
this[offset + 1] = (value >>> 8);
} else {
objectWriteUInt16$1(this, value, offset, true);
}
return offset + 2
};
Buffer$1.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 2, 0xffff, 0);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 8);
this[offset + 1] = (value & 0xff);
} else {
objectWriteUInt16$1(this, value, offset, false);
}
return offset + 2
};
function objectWriteUInt32$1 (buf, value, offset, littleEndian) {
if (value < 0) value = 0xffffffff + value + 1;
for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff;
}
}
Buffer$1.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 4, 0xffffffff, 0);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset + 3] = (value >>> 24);
this[offset + 2] = (value >>> 16);
this[offset + 1] = (value >>> 8);
this[offset] = (value & 0xff);
} else {
objectWriteUInt32$1(this, value, offset, true);
}
return offset + 4
};
Buffer$1.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 4, 0xffffffff, 0);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 24);
this[offset + 1] = (value >>> 16);
this[offset + 2] = (value >>> 8);
this[offset + 3] = (value & 0xff);
} else {
objectWriteUInt32$1(this, value, offset, false);
}
return offset + 4
};
Buffer$1.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) {
var limit = Math.pow(2, 8 * byteLength - 1);
checkInt$1(this, value, offset, byteLength, limit - 1, -limit);
}
var i = 0;
var mul = 1;
var sub = 0;
this[offset] = value & 0xFF;
while (++i < byteLength && (mul *= 0x100)) {
if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
sub = 1;
}
this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
}
return offset + byteLength
};
Buffer$1.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) {
var limit = Math.pow(2, 8 * byteLength - 1);
checkInt$1(this, value, offset, byteLength, limit - 1, -limit);
}
var i = byteLength - 1;
var mul = 1;
var sub = 0;
this[offset + i] = value & 0xFF;
while (--i >= 0 && (mul *= 0x100)) {
if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
sub = 1;
}
this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
}
return offset + byteLength
};
Buffer$1.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 1, 0x7f, -0x80);
if (!Buffer$1.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
if (value < 0) value = 0xff + value + 1;
this[offset] = (value & 0xff);
return offset + 1
};
Buffer$1.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 2, 0x7fff, -0x8000);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff);
this[offset + 1] = (value >>> 8);
} else {
objectWriteUInt16$1(this, value, offset, true);
}
return offset + 2
};
Buffer$1.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 2, 0x7fff, -0x8000);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 8);
this[offset + 1] = (value & 0xff);
} else {
objectWriteUInt16$1(this, value, offset, false);
}
return offset + 2
};
Buffer$1.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 4, 0x7fffffff, -0x80000000);
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff);
this[offset + 1] = (value >>> 8);
this[offset + 2] = (value >>> 16);
this[offset + 3] = (value >>> 24);
} else {
objectWriteUInt32$1(this, value, offset, true);
}
return offset + 4
};
Buffer$1.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt$1(this, value, offset, 4, 0x7fffffff, -0x80000000);
if (value < 0) value = 0xffffffff + value + 1;
if (Buffer$1.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 24);
this[offset + 1] = (value >>> 16);
this[offset + 2] = (value >>> 8);
this[offset + 3] = (value & 0xff);
} else {
objectWriteUInt32$1(this, value, offset, false);
}
return offset + 4
};
function checkIEEE754$1 (buf, value, offset, ext, max, min) {
if (offset + ext > buf.length) throw new RangeError('Index out of range')
if (offset < 0) throw new RangeError('Index out of range')
}
function writeFloat$1 (buf, value, offset, littleEndian, noAssert) {
if (!noAssert) {
checkIEEE754$1(buf, value, offset, 4);
}
write$1(buf, value, offset, littleEndian, 23, 4);
return offset + 4
}
Buffer$1.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
return writeFloat$1(this, value, offset, true, noAssert)
};
Buffer$1.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
return writeFloat$1(this, value, offset, false, noAssert)
};
function writeDouble$1 (buf, value, offset, littleEndian, noAssert) {
if (!noAssert) {
checkIEEE754$1(buf, value, offset, 8);
}
write$1(buf, value, offset, littleEndian, 52, 8);
return offset + 8
}
Buffer$1.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
return writeDouble$1(this, value, offset, true, noAssert)
};
Buffer$1.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
return writeDouble$1(this, value, offset, false, noAssert)
};
// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
Buffer$1.prototype.copy = function copy (target, targetStart, start, end) {
if (!start) start = 0;
if (!end && end !== 0) end = this.length;
if (targetStart >= target.length) targetStart = target.length;
if (!targetStart) targetStart = 0;
if (end > 0 && end < start) end = start;
// Copy 0 bytes; we're done
if (end === start) return 0
if (target.length === 0 || this.length === 0) return 0
// Fatal error conditions
if (targetStart < 0) {
throw new RangeError('targetStart out of bounds')
}
if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
if (end < 0) throw new RangeError('sourceEnd out of bounds')
// Are we oob?
if (end > this.length) end = this.length;
if (target.length - targetStart < end - start) {
end = target.length - targetStart + start;
}
var len = end - start;
var i;
if (this === target && start < targetStart && targetStart < end) {
// descending copy from end
for (i = len - 1; i >= 0; --i) {
target[i + targetStart] = this[i + start];
}
} else if (len < 1000 || !Buffer$1.TYPED_ARRAY_SUPPORT) {
// ascending copy from start
for (i = 0; i < len; ++i) {
target[i + targetStart] = this[i + start];
}
} else {
Uint8Array.prototype.set.call(
target,
this.subarray(start, start + len),
targetStart
);
}
return len
};
// Usage:
// buffer.fill(number[, offset[, end]])
// buffer.fill(buffer[, offset[, end]])
// buffer.fill(string[, offset[, end]][, encoding])
Buffer$1.prototype.fill = function fill (val, start, end, encoding) {
// Handle string cases:
if (typeof val === 'string') {
if (typeof start === 'string') {
encoding = start;
start = 0;
end = this.length;
} else if (typeof end === 'string') {
encoding = end;
end = this.length;
}
if (val.length === 1) {
var code = val.charCodeAt(0);
if (code < 256) {
val = code;
}
}
if (encoding !== undefined && typeof encoding !== 'string') {
throw new TypeError('encoding must be a string')
}
if (typeof encoding === 'string' && !Buffer$1.isEncoding(encoding)) {
throw new TypeError('Unknown encoding: ' + encoding)
}
} else if (typeof val === 'number') {
val = val & 255;
}
// Invalid ranges are not set to a default, so can range check early.
if (start < 0 || this.length < start || this.length < end) {
throw new RangeError('Out of range index')
}
if (end <= start) {
return this
}
start = start >>> 0;
end = end === undefined ? this.length : end >>> 0;
if (!val) val = 0;
var i;
if (typeof val === 'number') {
for (i = start; i < end; ++i) {
this[i] = val;
}
} else {
var bytes = internalIsBuffer$1(val)
? val
: utf8ToBytes$1(new Buffer$1(val, encoding).toString());
var len = bytes.length;
for (i = 0; i < end - start; ++i) {
this[i + start] = bytes[i % len];
}
}
return this
};
// HELPER FUNCTIONS
// ================
var INVALID_BASE64_RE$1 = /[^+\/0-9A-Za-z-_]/g;
function base64clean$1 (str) {
// Node strips out invalid characters like \n and \t from the string, base64-js does not
str = stringtrim$1(str).replace(INVALID_BASE64_RE$1, '');
// Node converts strings with length < 2 to ''
if (str.length < 2) return ''
// Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
while (str.length % 4 !== 0) {
str = str + '=';
}
return str
}
function stringtrim$1 (str) {
if (str.trim) return str.trim()
return str.replace(/^\s+|\s+$/g, '')
}
function toHex$1 (n) {
if (n < 16) return '0' + n.toString(16)
return n.toString(16)
}
function utf8ToBytes$1 (string, units) {
units = units || Infinity;
var codePoint;
var length = string.length;
var leadSurrogate = null;
var bytes = [];
for (var i = 0; i < length; ++i) {
codePoint = string.charCodeAt(i);
// is surrogate component
if (codePoint > 0xD7FF && codePoint < 0xE000) {
// last char was a lead
if (!leadSurrogate) {
// no lead yet
if (codePoint > 0xDBFF) {
// unexpected trail
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
continue
} else if (i + 1 === length) {
// unpaired lead
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
continue
}
// valid lead
leadSurrogate = codePoint;
continue
}
// 2 leads in a row
if (codePoint < 0xDC00) {
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
leadSurrogate = codePoint;
continue
}
// valid surrogate pair
codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000;
} else if (leadSurrogate) {
// valid bmp char, but last char was a lead
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
}
leadSurrogate = null;
// encode utf8
if (codePoint < 0x80) {
if ((units -= 1) < 0) break
bytes.push(codePoint);
} else if (codePoint < 0x800) {
if ((units -= 2) < 0) break
bytes.push(
codePoint >> 0x6 | 0xC0,
codePoint & 0x3F | 0x80
);
} else if (codePoint < 0x10000) {
if ((units -= 3) < 0) break
bytes.push(
codePoint >> 0xC | 0xE0,
codePoint >> 0x6 & 0x3F | 0x80,
codePoint & 0x3F | 0x80
);
} else if (codePoint < 0x110000) {
if ((units -= 4) < 0) break
bytes.push(
codePoint >> 0x12 | 0xF0,
codePoint >> 0xC & 0x3F | 0x80,
codePoint >> 0x6 & 0x3F | 0x80,
codePoint & 0x3F | 0x80
);
} else {
throw new Error('Invalid code point')
}
}
return bytes
}
function asciiToBytes$1 (str) {
var byteArray = [];
for (var i = 0; i < str.length; ++i) {
// Node's code seems to be doing this and not & 0x7F..
byteArray.push(str.charCodeAt(i) & 0xFF);
}
return byteArray
}
function utf16leToBytes$1 (str, units) {
var c, hi, lo;
var byteArray = [];
for (var i = 0; i < str.length; ++i) {
if ((units -= 2) < 0) break
c = str.charCodeAt(i);
hi = c >> 8;
lo = c % 256;
byteArray.push(lo);
byteArray.push(hi);
}
return byteArray
}
function base64ToBytes$1 (str) {
return toByteArray$1(base64clean$1(str))
}
function blitBuffer$1 (src, dst, offset, length) {
for (var i = 0; i < length; ++i) {
if ((i + offset >= dst.length) || (i >= src.length)) break
dst[i + offset] = src[i];
}
return i
}
function isnan$1 (val) {
return val !== val // eslint-disable-line no-self-compare
}
// the following is from is-buffer, also by Feross Aboukhadijeh and with same lisence
// The _isBuffer check is for Safari 5-7 support, because it's missing
// Object.prototype.constructor. Remove this eventually
function isBuffer$2(obj) {
return obj != null && (!!obj._isBuffer || isFastBuffer$1(obj) || isSlowBuffer$1(obj))
}
function isFastBuffer$1 (obj) {
return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
}
// For Node v0.10 support. Remove this eventually.
function isSlowBuffer$1 (obj) {
return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isFastBuffer$1(obj.slice(0, 0))
}
// shim for using process in browser
// based off https://github.com/defunctzombie/node-process/blob/master/browser.js
function defaultSetTimout() {
throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout () {
throw new Error('clearTimeout has not been defined');
}
var cachedSetTimeout = defaultSetTimout;
var cachedClearTimeout = defaultClearTimeout;
if (typeof global$2.setTimeout === 'function') {
cachedSetTimeout = setTimeout;
}
if (typeof global$2.clearTimeout === 'function') {
cachedClearTimeout = clearTimeout;
}
function runTimeout(fun) {
if (cachedSetTimeout === setTimeout) {
//normal enviroments in sane situations
return setTimeout(fun, 0);
}
// if setTimeout wasn't available but was latter defined
if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
cachedSetTimeout = setTimeout;
return setTimeout(fun, 0);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedSetTimeout(fun, 0);
} catch(e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedSetTimeout.call(null, fun, 0);
} catch(e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
return cachedSetTimeout.call(this, fun, 0);
}
}
}
function runClearTimeout(marker) {
if (cachedClearTimeout === clearTimeout) {
//normal enviroments in sane situations
return clearTimeout(marker);
}
// if clearTimeout wasn't available but was latter defined
if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
cachedClearTimeout = clearTimeout;
return clearTimeout(marker);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedClearTimeout(marker);
} catch (e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedClearTimeout.call(null, marker);
} catch (e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
// Some versions of I.E. have different rules for clearTimeout vs setTimeout
return cachedClearTimeout.call(this, marker);
}
}
}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;
function cleanUpNextTick() {
if (!draining || !currentQueue) {
return;
}
draining = false;
if (currentQueue.length) {
queue = currentQueue.concat(queue);
} else {
queueIndex = -1;
}
if (queue.length) {
drainQueue();
}
}
function drainQueue() {
if (draining) {
return;
}
var timeout = runTimeout(cleanUpNextTick);
draining = true;
var len = queue.length;
while(len) {
currentQueue = queue;
queue = [];
while (++queueIndex < len) {
if (currentQueue) {
currentQueue[queueIndex].run();
}
}
queueIndex = -1;
len = queue.length;
}
currentQueue = null;
draining = false;
runClearTimeout(timeout);
}
function nextTick(fun) {
var args = new Array(arguments.length - 1);
if (arguments.length > 1) {
for (var i = 1; i < arguments.length; i++) {
args[i - 1] = arguments[i];
}
}
queue.push(new Item(fun, args));
if (queue.length === 1 && !draining) {
runTimeout(drainQueue);
}
}
// v8 likes predictible objects
function Item(fun, array) {
this.fun = fun;
this.array = array;
}
Item.prototype.run = function () {
this.fun.apply(null, this.array);
};
var title = 'browser';
var platform = 'browser';
var browser$3 = true;
var env = {};
var argv = [];
var version$1 = ''; // empty string to avoid regexp issues
var versions = {};
var release = {};
var config = {};
function noop() {}
var on = noop;
var addListener = noop;
var once = noop;
var off = noop;
var removeListener = noop;
var removeAllListeners = noop;
var emit = noop;
function binding(name) {
throw new Error('process.binding is not supported');
}
function cwd () { return '/' }
function chdir (dir) {
throw new Error('process.chdir is not supported');
}function umask() { return 0; }
// from https://github.com/kumavis/browser-process-hrtime/blob/master/index.js
var performance = global$2.performance || {};
var performanceNow =
performance.now ||
performance.mozNow ||
performance.msNow ||
performance.oNow ||
performance.webkitNow ||
function(){ return (new Date()).getTime() };
// generate timestamp or delta
// see http://nodejs.org/api/process.html#process_process_hrtime
function hrtime(previousTimestamp){
var clocktime = performanceNow.call(performance)*1e-3;
var seconds = Math.floor(clocktime);
var nanoseconds = Math.floor((clocktime%1)*1e9);
if (previousTimestamp) {
seconds = seconds - previousTimestamp[0];
nanoseconds = nanoseconds - previousTimestamp[1];
if (nanoseconds<0) {
seconds--;
nanoseconds += 1e9;
}
}
return [seconds,nanoseconds]
}
var startTime = new Date();
function uptime() {
var currentTime = new Date();
var dif = currentTime - startTime;
return dif / 1000;
}
var browser$1$1 = {
nextTick: nextTick,
title: title,
browser: browser$3,
env: env,
argv: argv,
version: version$1,
versions: versions,
on: on,
addListener: addListener,
once: once,
off: off,
removeListener: removeListener,
removeAllListeners: removeAllListeners,
emit: emit,
binding: binding,
cwd: cwd,
chdir: chdir,
umask: umask,
hrtime: hrtime,
platform: platform,
release: release,
config: config,
uptime: uptime
};
var inherits$2;
if (typeof Object.create === 'function'){
inherits$2 = function inherits(ctor, superCtor) {
// implementation from standard node.js 'util' module
ctor.super_ = superCtor;
ctor.prototype = Object.create(superCtor.prototype, {
constructor: {
value: ctor,
enumerable: false,
writable: true,
configurable: true
}
});
};
} else {
inherits$2 = function inherits(ctor, superCtor) {
ctor.super_ = superCtor;
var TempCtor = function () {};
TempCtor.prototype = superCtor.prototype;
ctor.prototype = new TempCtor();
ctor.prototype.constructor = ctor;
};
}
var inherits$3 = inherits$2;
var formatRegExp = /%[sdj%]/g;
function format$1(f) {
if (!isString$1(f)) {
var objects = [];
for (var i = 0; i < arguments.length; i++) {
objects.push(inspect(arguments[i]));
}
return objects.join(' ');
}
var i = 1;
var args = arguments;
var len = args.length;
var str = String(f).replace(formatRegExp, function(x) {
if (x === '%%') return '%';
if (i >= len) return x;
switch (x) {
case '%s': return String(args[i++]);
case '%d': return Number(args[i++]);
case '%j':
try {
return JSON.stringify(args[i++]);
} catch (_) {
return '[Circular]';
}
default:
return x;
}
});
for (var x = args[i]; i < len; x = args[++i]) {
if (isNull(x) || !isObject(x)) {
str += ' ' + x;
} else {
str += ' ' + inspect(x);
}
}
return str;
}
// Mark that a method should not be used.
// Returns a modified function which warns once by default.
// If --no-deprecation is set, then it is a no-op.
function deprecate$1(fn, msg) {
// Allow for deprecating things in the process of starting up.
if (isUndefined(global$2.process)) {
return function() {
return deprecate$1(fn, msg).apply(this, arguments);
};
}
if (browser$1$1.noDeprecation === true) {
return fn;
}
var warned = false;
function deprecated() {
if (!warned) {
if (browser$1$1.throwDeprecation) {
throw new Error(msg);
} else if (browser$1$1.traceDeprecation) {
console.trace(msg);
} else {
console.error(msg);
}
warned = true;
}
return fn.apply(this, arguments);
}
return deprecated;
}
var debugs = {};
var debugEnviron;
function debuglog(set) {
if (isUndefined(debugEnviron))
debugEnviron = browser$1$1.env.NODE_DEBUG || '';
set = set.toUpperCase();
if (!debugs[set]) {
if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) {
var pid = 0;
debugs[set] = function() {
var msg = format$1.apply(null, arguments);
console.error('%s %d: %s', set, pid, msg);
};
} else {
debugs[set] = function() {};
}
}
return debugs[set];
}
/**
* Echos the value of a value. Trys to print the value out
* in the best way possible given the different types.
*
* @param {Object} obj The object to print out.
* @param {Object} opts Optional options object that alters the output.
*/
/* legacy: obj, showHidden, depth, colors*/
function inspect(obj, opts) {
// default options
var ctx = {
seen: [],
stylize: stylizeNoColor
};
// legacy...
if (arguments.length >= 3) ctx.depth = arguments[2];
if (arguments.length >= 4) ctx.colors = arguments[3];
if (isBoolean(opts)) {
// legacy...
ctx.showHidden = opts;
} else if (opts) {
// got an "options" object
_extend(ctx, opts);
}
// set default options
if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
if (isUndefined(ctx.depth)) ctx.depth = 2;
if (isUndefined(ctx.colors)) ctx.colors = false;
if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
if (ctx.colors) ctx.stylize = stylizeWithColor;
return formatValue(ctx, obj, ctx.depth);
}
// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
inspect.colors = {
'bold' : [1, 22],
'italic' : [3, 23],
'underline' : [4, 24],
'inverse' : [7, 27],
'white' : [37, 39],
'grey' : [90, 39],
'black' : [30, 39],
'blue' : [34, 39],
'cyan' : [36, 39],
'green' : [32, 39],
'magenta' : [35, 39],
'red' : [31, 39],
'yellow' : [33, 39]
};
// Don't use 'blue' not visible on cmd.exe
inspect.styles = {
'special': 'cyan',
'number': 'yellow',
'boolean': 'yellow',
'undefined': 'grey',
'null': 'bold',
'string': 'green',
'date': 'magenta',
// "name": intentionally not styling
'regexp': 'red'
};
function stylizeWithColor(str, styleType) {
var style = inspect.styles[styleType];
if (style) {
return '\u001b[' + inspect.colors[style][0] + 'm' + str +
'\u001b[' + inspect.colors[style][1] + 'm';
} else {
return str;
}
}
function stylizeNoColor(str, styleType) {
return str;
}
function arrayToHash(array) {
var hash = {};
array.forEach(function(val, idx) {
hash[val] = true;
});
return hash;
}
function formatValue(ctx, value, recurseTimes) {
// Provide a hook for user-specified inspect functions.
// Check that value is an object with an inspect function on it
if (ctx.customInspect &&
value &&
isFunction(value.inspect) &&
// Filter out the util module, it's inspect function is special
value.inspect !== inspect &&
// Also filter out any prototype objects using the circular check.
!(value.constructor && value.constructor.prototype === value)) {
var ret = value.inspect(recurseTimes, ctx);
if (!isString$1(ret)) {
ret = formatValue(ctx, ret, recurseTimes);
}
return ret;
}
// Primitive types cannot have properties
var primitive = formatPrimitive(ctx, value);
if (primitive) {
return primitive;
}
// Look up the keys of the object.
var keys = Object.keys(value);
var visibleKeys = arrayToHash(keys);
if (ctx.showHidden) {
keys = Object.getOwnPropertyNames(value);
}
// IE doesn't make error fields non-enumerable
// http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
if (isError$1(value)
&& (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {
return formatError(value);
}
// Some type of object without properties can be shortcutted.
if (keys.length === 0) {
if (isFunction(value)) {
var name = value.name ? ': ' + value.name : '';
return ctx.stylize('[Function' + name + ']', 'special');
}
if (isRegExp(value)) {
return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
}
if (isDate(value)) {
return ctx.stylize(Date.prototype.toString.call(value), 'date');
}
if (isError$1(value)) {
return formatError(value);
}
}
var base = '', array = false, braces = ['{', '}'];
// Make Array say that they are Array
if (isArray$1(value)) {
array = true;
braces = ['[', ']'];
}
// Make functions say that they are functions
if (isFunction(value)) {
var n = value.name ? ': ' + value.name : '';
base = ' [Function' + n + ']';
}
// Make RegExps say that they are RegExps
if (isRegExp(value)) {
base = ' ' + RegExp.prototype.toString.call(value);
}
// Make dates with properties first say the date
if (isDate(value)) {
base = ' ' + Date.prototype.toUTCString.call(value);
}
// Make error with message first say the error
if (isError$1(value)) {
base = ' ' + formatError(value);
}
if (keys.length === 0 && (!array || value.length == 0)) {
return braces[0] + base + braces[1];
}
if (recurseTimes < 0) {
if (isRegExp(value)) {
return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
} else {
return ctx.stylize('[Object]', 'special');
}
}
ctx.seen.push(value);
var output;
if (array) {
output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
} else {
output = keys.map(function(key) {
return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
});
}
ctx.seen.pop();
return reduceToSingleString(output, base, braces);
}
function formatPrimitive(ctx, value) {
if (isUndefined(value))
return ctx.stylize('undefined', 'undefined');
if (isString$1(value)) {
var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
.replace(/'/g, "\\'")
.replace(/\\"/g, '"') + '\'';
return ctx.stylize(simple, 'string');
}
if (isNumber(value))
return ctx.stylize('' + value, 'number');
if (isBoolean(value))
return ctx.stylize('' + value, 'boolean');
// For some reason typeof null is "object", so special case here.
if (isNull(value))
return ctx.stylize('null', 'null');
}
function formatError(value) {
return '[' + Error.prototype.toString.call(value) + ']';
}
function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
var output = [];
for (var i = 0, l = value.length; i < l; ++i) {
if (hasOwnProperty(value, String(i))) {
output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
String(i), true));
} else {
output.push('');
}
}
keys.forEach(function(key) {
if (!key.match(/^\d+$/)) {
output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
key, true));
}
});
return output;
}
function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
var name, str, desc;
desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
if (desc.get) {
if (desc.set) {
str = ctx.stylize('[Getter/Setter]', 'special');
} else {
str = ctx.stylize('[Getter]', 'special');
}
} else {
if (desc.set) {
str = ctx.stylize('[Setter]', 'special');
}
}
if (!hasOwnProperty(visibleKeys, key)) {
name = '[' + key + ']';
}
if (!str) {
if (ctx.seen.indexOf(desc.value) < 0) {
if (isNull(recurseTimes)) {
str = formatValue(ctx, desc.value, null);
} else {
str = formatValue(ctx, desc.value, recurseTimes - 1);
}
if (str.indexOf('\n') > -1) {
if (array) {
str = str.split('\n').map(function(line) {
return ' ' + line;
}).join('\n').substr(2);
} else {
str = '\n' + str.split('\n').map(function(line) {
return ' ' + line;
}).join('\n');
}
}
} else {
str = ctx.stylize('[Circular]', 'special');
}
}
if (isUndefined(name)) {
if (array && key.match(/^\d+$/)) {
return str;
}
name = JSON.stringify('' + key);
if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
name = name.substr(1, name.length - 2);
name = ctx.stylize(name, 'name');
} else {
name = name.replace(/'/g, "\\'")
.replace(/\\"/g, '"')
.replace(/(^"|"$)/g, "'");
name = ctx.stylize(name, 'string');
}
}
return name + ': ' + str;
}
function reduceToSingleString(output, base, braces) {
var length = output.reduce(function(prev, cur) {
if (cur.indexOf('\n') >= 0) ;
return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1;
}, 0);
if (length > 60) {
return braces[0] +
(base === '' ? '' : base + '\n ') +
' ' +
output.join(',\n ') +
' ' +
braces[1];
}
return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
}
// NOTE: These type checking functions intentionally don't use `instanceof`
// because it is fragile and can be easily faked with `Object.create()`.
function isArray$1(ar) {
return Array.isArray(ar);
}
function isBoolean(arg) {
return typeof arg === 'boolean';
}
function isNull(arg) {
return arg === null;
}
function isNullOrUndefined(arg) {
return arg == null;
}
function isNumber(arg) {
return typeof arg === 'number';
}
function isString$1(arg) {
return typeof arg === 'string';
}
function isSymbol(arg) {
return typeof arg === 'symbol';
}
function isUndefined(arg) {
return arg === void 0;
}
function isRegExp(re) {
return isObject(re) && objectToString(re) === '[object RegExp]';
}
function isObject(arg) {
return typeof arg === 'object' && arg !== null;
}
function isDate(d) {
return isObject(d) && objectToString(d) === '[object Date]';
}
function isError$1(e) {
return isObject(e) &&
(objectToString(e) === '[object Error]' || e instanceof Error);
}
function isFunction(arg) {
return typeof arg === 'function';
}
function isPrimitive(arg) {
return arg === null ||
typeof arg === 'boolean' ||
typeof arg === 'number' ||
typeof arg === 'string' ||
typeof arg === 'symbol' || // ES6 symbol
typeof arg === 'undefined';
}
function isBuffer$1(maybeBuf) {
return Buffer$1.isBuffer(maybeBuf);
}
function objectToString(o) {
return Object.prototype.toString.call(o);
}
function pad(n) {
return n < 10 ? '0' + n.toString(10) : n.toString(10);
}
var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
'Oct', 'Nov', 'Dec'];
// 26 Feb 16:19:34
function timestamp() {
var d = new Date();
var time = [pad(d.getHours()),
pad(d.getMinutes()),
pad(d.getSeconds())].join(':');
return [d.getDate(), months[d.getMonth()], time].join(' ');
}
// log is just a thin wrapper to console.log that prepends a timestamp
function log() {
console.log('%s - %s', timestamp(), format$1.apply(null, arguments));
}
function _extend(origin, add) {
// Don't do anything if add isn't an object
if (!add || !isObject(add)) return origin;
var keys = Object.keys(add);
var i = keys.length;
while (i--) {
origin[keys[i]] = add[keys[i]];
}
return origin;
}
function hasOwnProperty(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}
var _polyfillNode_util = {
inherits: inherits$3,
_extend: _extend,
log: log,
isBuffer: isBuffer$1,
isPrimitive: isPrimitive,
isFunction: isFunction,
isError: isError$1,
isDate: isDate,
isObject: isObject,
isRegExp: isRegExp,
isUndefined: isUndefined,
isSymbol: isSymbol,
isString: isString$1,
isNumber: isNumber,
isNullOrUndefined: isNullOrUndefined,
isNull: isNull,
isBoolean: isBoolean,
isArray: isArray$1,
inspect: inspect,
deprecate: deprecate$1,
format: format$1,
debuglog: debuglog
};
var _polyfillNode_util$1 = /*#__PURE__*/Object.freeze({
__proto__: null,
format: format$1,
deprecate: deprecate$1,
debuglog: debuglog,
inspect: inspect,
isArray: isArray$1,
isBoolean: isBoolean,
isNull: isNull,
isNullOrUndefined: isNullOrUndefined,
isNumber: isNumber,
isString: isString$1,
isSymbol: isSymbol,
isUndefined: isUndefined,
isRegExp: isRegExp,
isObject: isObject,
isDate: isDate,
isError: isError$1,
isFunction: isFunction,
isPrimitive: isPrimitive,
isBuffer: isBuffer$1,
log: log,
inherits: inherits$3,
_extend: _extend,
'default': _polyfillNode_util
});
function BufferList() {
this.head = null;
this.tail = null;
this.length = 0;
}
BufferList.prototype.push = function (v) {
var entry = { data: v, next: null };
if (this.length > 0) this.tail.next = entry;else this.head = entry;
this.tail = entry;
++this.length;
};
BufferList.prototype.unshift = function (v) {
var entry = { data: v, next: this.head };
if (this.length === 0) this.tail = entry;
this.head = entry;
++this.length;
};
BufferList.prototype.shift = function () {
if (this.length === 0) return;
var ret = this.head.data;
if (this.length === 1) this.head = this.tail = null;else this.head = this.head.next;
--this.length;
return ret;
};
BufferList.prototype.clear = function () {
this.head = this.tail = null;
this.length = 0;
};
BufferList.prototype.join = function (s) {
if (this.length === 0) return '';
var p = this.head;
var ret = '' + p.data;
while (p = p.next) {
ret += s + p.data;
}return ret;
};
BufferList.prototype.concat = function (n) {
if (this.length === 0) return Buffer$1.alloc(0);
if (this.length === 1) return this.head.data;
var ret = Buffer$1.allocUnsafe(n >>> 0);
var p = this.head;
var i = 0;
while (p) {
p.data.copy(ret, i);
i += p.data.length;
p = p.next;
}
return ret;
};
// Copyright Joyent, Inc. and other Node contributors.
var isBufferEncoding = Buffer$1.isEncoding
|| function(encoding) {
switch (encoding && encoding.toLowerCase()) {
case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
default: return false;
}
};
function assertEncoding(encoding) {
if (encoding && !isBufferEncoding(encoding)) {
throw new Error('Unknown encoding: ' + encoding);
}
}
// StringDecoder provides an interface for efficiently splitting a series of
// buffers into a series of JS strings without breaking apart multi-byte
// characters. CESU-8 is handled as part of the UTF-8 encoding.
//
// @TODO Handling all encodings inside a single object makes it very difficult
// to reason about this code, so it should be split up in the future.
// @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
// points as used by CESU-8.
function StringDecoder(encoding) {
this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
assertEncoding(encoding);
switch (this.encoding) {
case 'utf8':
// CESU-8 represents each of Surrogate Pair by 3-bytes
this.surrogateSize = 3;
break;
case 'ucs2':
case 'utf16le':
// UTF-16 represents each of Surrogate Pair by 2-bytes
this.surrogateSize = 2;
this.detectIncompleteChar = utf16DetectIncompleteChar;
break;
case 'base64':
// Base-64 stores 3 bytes in 4 chars, and pads the remainder.
this.surrogateSize = 3;
this.detectIncompleteChar = base64DetectIncompleteChar;
break;
default:
this.write = passThroughWrite;
return;
}
// Enough space to store all bytes of a single character. UTF-8 needs 4
// bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
this.charBuffer = new Buffer$1(6);
// Number of bytes received for the current incomplete multi-byte character.
this.charReceived = 0;
// Number of bytes expected for the current incomplete multi-byte character.
this.charLength = 0;
}
// write decodes the given buffer and returns it as JS string that is
// guaranteed to not contain any partial multi-byte characters. Any partial
// character found at the end of the buffer is buffered up, and will be
// returned when calling write again with the remaining bytes.
//
// Note: Converting a Buffer containing an orphan surrogate to a String
// currently works, but converting a String to a Buffer (via `new Buffer`, or
// Buffer#write) will replace incomplete surrogates with the unicode
// replacement character. See https://codereview.chromium.org/121173009/ .
StringDecoder.prototype.write = function(buffer) {
var charStr = '';
// if our last write ended with an incomplete multibyte character
while (this.charLength) {
// determine how many remaining bytes this buffer has to offer for this char
var available = (buffer.length >= this.charLength - this.charReceived) ?
this.charLength - this.charReceived :
buffer.length;
// add the new bytes to the char buffer
buffer.copy(this.charBuffer, this.charReceived, 0, available);
this.charReceived += available;
if (this.charReceived < this.charLength) {
// still not enough chars in this buffer? wait for more ...
return '';
}
// remove bytes belonging to the current character from the buffer
buffer = buffer.slice(available, buffer.length);
// get the character that was split
charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
// CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
var charCode = charStr.charCodeAt(charStr.length - 1);
if (charCode >= 0xD800 && charCode <= 0xDBFF) {
this.charLength += this.surrogateSize;
charStr = '';
continue;
}
this.charReceived = this.charLength = 0;
// if there are no more bytes in this buffer, just emit our char
if (buffer.length === 0) {
return charStr;
}
break;
}
// determine and set charLength / charReceived
this.detectIncompleteChar(buffer);
var end = buffer.length;
if (this.charLength) {
// buffer the incomplete character bytes we got
buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
end -= this.charReceived;
}
charStr += buffer.toString(this.encoding, 0, end);
var end = charStr.length - 1;
var charCode = charStr.charCodeAt(end);
// CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
if (charCode >= 0xD800 && charCode <= 0xDBFF) {
var size = this.surrogateSize;
this.charLength += size;
this.charReceived += size;
this.charBuffer.copy(this.charBuffer, size, 0, size);
buffer.copy(this.charBuffer, 0, 0, size);
return charStr.substring(0, end);
}
// or just emit the charStr
return charStr;
};
// detectIncompleteChar determines if there is an incomplete UTF-8 character at
// the end of the given buffer. If so, it sets this.charLength to the byte
// length that character, and sets this.charReceived to the number of bytes
// that are available for this character.
StringDecoder.prototype.detectIncompleteChar = function(buffer) {
// determine how many bytes we have to check at the end of this buffer
var i = (buffer.length >= 3) ? 3 : buffer.length;
// Figure out if one of the last i bytes of our buffer announces an
// incomplete char.
for (; i > 0; i--) {
var c = buffer[buffer.length - i];
// See http://en.wikipedia.org/wiki/UTF-8#Description
// 110XXXXX
if (i == 1 && c >> 5 == 0x06) {
this.charLength = 2;
break;
}
// 1110XXXX
if (i <= 2 && c >> 4 == 0x0E) {
this.charLength = 3;
break;
}
// 11110XXX
if (i <= 3 && c >> 3 == 0x1E) {
this.charLength = 4;
break;
}
}
this.charReceived = i;
};
StringDecoder.prototype.end = function(buffer) {
var res = '';
if (buffer && buffer.length)
res = this.write(buffer);
if (this.charReceived) {
var cr = this.charReceived;
var buf = this.charBuffer;
var enc = this.encoding;
res += buf.slice(0, cr).toString(enc);
}
return res;
};
function passThroughWrite(buffer) {
return buffer.toString(this.encoding);
}
function utf16DetectIncompleteChar(buffer) {
this.charReceived = buffer.length % 2;
this.charLength = this.charReceived ? 2 : 0;
}
function base64DetectIncompleteChar(buffer) {
this.charReceived = buffer.length % 3;
this.charLength = this.charReceived ? 3 : 0;
}
Readable.ReadableState = ReadableState;
var debug$2 = debuglog('stream');
inherits$3(Readable, EventEmitter$2);
function prependListener(emitter, event, fn) {
// Sadly this is not cacheable as some libraries bundle their own
// event emitter implementation with them.
if (typeof emitter.prependListener === 'function') {
return emitter.prependListener(event, fn);
} else {
// This is a hack to make sure that our error handler is attached before any
// userland ones. NEVER DO THIS. This is here only because this code needs
// to continue to work with older versions of Node.js that do not include
// the prependListener() method. The goal is to eventually remove this hack.
if (!emitter._events || !emitter._events[event])
emitter.on(event, fn);
else if (Array.isArray(emitter._events[event]))
emitter._events[event].unshift(fn);
else
emitter._events[event] = [fn, emitter._events[event]];
}
}
function listenerCount (emitter, type) {
return emitter.listeners(type).length;
}
function ReadableState(options, stream) {
options = options || {};
// object stream flag. Used to make read(n) ignore n and to
// make all the buffer merging and length checks go away
this.objectMode = !!options.objectMode;
if (stream instanceof Duplex) this.objectMode = this.objectMode || !!options.readableObjectMode;
// the point at which it stops calling _read() to fill the buffer
// Note: 0 is a valid value, means "don't call _read preemptively ever"
var hwm = options.highWaterMark;
var defaultHwm = this.objectMode ? 16 : 16 * 1024;
this.highWaterMark = hwm || hwm === 0 ? hwm : defaultHwm;
// cast to ints.
this.highWaterMark = ~ ~this.highWaterMark;
// A linked list is used to store data chunks instead of an array because the
// linked list can remove elements from the beginning faster than
// array.shift()
this.buffer = new BufferList();
this.length = 0;
this.pipes = null;
this.pipesCount = 0;
this.flowing = null;
this.ended = false;
this.endEmitted = false;
this.reading = false;
// a flag to be able to tell if the onwrite cb is called immediately,
// or on a later tick. We set this to true at first, because any
// actions that shouldn't happen until "later" should generally also
// not happen before the first write call.
this.sync = true;
// whenever we return null, then we set a flag to say
// that we're awaiting a 'readable' event emission.
this.needReadable = false;
this.emittedReadable = false;
this.readableListening = false;
this.resumeScheduled = false;
// Crypto is kind of old and crusty. Historically, its default string
// encoding is 'binary' so we have to make this configurable.
// Everything else in the universe uses 'utf8', though.
this.defaultEncoding = options.defaultEncoding || 'utf8';
// when piping, we only care about 'readable' events that happen
// after read()ing all the bytes and not getting any pushback.
this.ranOut = false;
// the number of writers that are awaiting a drain event in .pipe()s
this.awaitDrain = 0;
// if true, a maybeReadMore has been scheduled
this.readingMore = false;
this.decoder = null;
this.encoding = null;
if (options.encoding) {
this.decoder = new StringDecoder(options.encoding);
this.encoding = options.encoding;
}
}
function Readable(options) {
if (!(this instanceof Readable)) return new Readable(options);
this._readableState = new ReadableState(options, this);
// legacy
this.readable = true;
if (options && typeof options.read === 'function') this._read = options.read;
EventEmitter$2.call(this);
}
// Manually shove something into the read() buffer.
// This returns true if the highWaterMark has not been hit yet,
// similar to how Writable.write() returns true if you should
// write() some more.
Readable.prototype.push = function (chunk, encoding) {
var state = this._readableState;
if (!state.objectMode && typeof chunk === 'string') {
encoding = encoding || state.defaultEncoding;
if (encoding !== state.encoding) {
chunk = Buffer$1.from(chunk, encoding);
encoding = '';
}
}
return readableAddChunk(this, state, chunk, encoding, false);
};
// Unshift should *always* be something directly out of read()
Readable.prototype.unshift = function (chunk) {
var state = this._readableState;
return readableAddChunk(this, state, chunk, '', true);
};
Readable.prototype.isPaused = function () {
return this._readableState.flowing === false;
};
function readableAddChunk(stream, state, chunk, encoding, addToFront) {
var er = chunkInvalid(state, chunk);
if (er) {
stream.emit('error', er);
} else if (chunk === null) {
state.reading = false;
onEofChunk(stream, state);
} else if (state.objectMode || chunk && chunk.length > 0) {
if (state.ended && !addToFront) {
var e = new Error('stream.push() after EOF');
stream.emit('error', e);
} else if (state.endEmitted && addToFront) {
var _e = new Error('stream.unshift() after end event');
stream.emit('error', _e);
} else {
var skipAdd;
if (state.decoder && !addToFront && !encoding) {
chunk = state.decoder.write(chunk);
skipAdd = !state.objectMode && chunk.length === 0;
}
if (!addToFront) state.reading = false;
// Don't add to the buffer if we've decoded to an empty string chunk and
// we're not in object mode
if (!skipAdd) {
// if we want the data now, just emit it.
if (state.flowing && state.length === 0 && !state.sync) {
stream.emit('data', chunk);
stream.read(0);
} else {
// update the buffer info.
state.length += state.objectMode ? 1 : chunk.length;
if (addToFront) state.buffer.unshift(chunk);else state.buffer.push(chunk);
if (state.needReadable) emitReadable(stream);
}
}
maybeReadMore(stream, state);
}
} else if (!addToFront) {
state.reading = false;
}
return needMoreData(state);
}
// if it's past the high water mark, we can push in some more.
// Also, if we have no data yet, we can stand some
// more bytes. This is to work around cases where hwm=0,
// such as the repl. Also, if the push() triggered a
// readable event, and the user called read(largeNumber) such that
// needReadable was set, then we ought to push more, so that another
// 'readable' event will be triggered.
function needMoreData(state) {
return !state.ended && (state.needReadable || state.length < state.highWaterMark || state.length === 0);
}
// backwards compatibility.
Readable.prototype.setEncoding = function (enc) {
this._readableState.decoder = new StringDecoder(enc);
this._readableState.encoding = enc;
return this;
};
// Don't raise the hwm > 8MB
var MAX_HWM = 0x800000;
function computeNewHighWaterMark(n) {
if (n >= MAX_HWM) {
n = MAX_HWM;
} else {
// Get the next highest power of 2 to prevent increasing hwm excessively in
// tiny amounts
n--;
n |= n >>> 1;
n |= n >>> 2;
n |= n >>> 4;
n |= n >>> 8;
n |= n >>> 16;
n++;
}
return n;
}
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function howMuchToRead(n, state) {
if (n <= 0 || state.length === 0 && state.ended) return 0;
if (state.objectMode) return 1;
if (n !== n) {
// Only flow one buffer at a time
if (state.flowing && state.length) return state.buffer.head.data.length;else return state.length;
}
// If we're asking for more than the current hwm, then raise the hwm.
if (n > state.highWaterMark) state.highWaterMark = computeNewHighWaterMark(n);
if (n <= state.length) return n;
// Don't have enough
if (!state.ended) {
state.needReadable = true;
return 0;
}
return state.length;
}
// you can override either this method, or the async _read(n) below.
Readable.prototype.read = function (n) {
debug$2('read', n);
n = parseInt(n, 10);
var state = this._readableState;
var nOrig = n;
if (n !== 0) state.emittedReadable = false;
// if we're doing read(0) to trigger a readable event, but we
// already have a bunch of data in the buffer, then just trigger
// the 'readable' event and move on.
if (n === 0 && state.needReadable && (state.length >= state.highWaterMark || state.ended)) {
debug$2('read: emitReadable', state.length, state.ended);
if (state.length === 0 && state.ended) endReadable(this);else emitReadable(this);
return null;
}
n = howMuchToRead(n, state);
// if we've ended, and we're now clear, then finish it up.
if (n === 0 && state.ended) {
if (state.length === 0) endReadable(this);
return null;
}
// All the actual chunk generation logic needs to be
// *below* the call to _read. The reason is that in certain
// synthetic stream cases, such as passthrough streams, _read
// may be a completely synchronous operation which may change
// the state of the read buffer, providing enough data when
// before there was *not* enough.
//
// So, the steps are:
// 1. Figure out what the state of things will be after we do
// a read from the buffer.
//
// 2. If that resulting state will trigger a _read, then call _read.
// Note that this may be asynchronous, or synchronous. Yes, it is
// deeply ugly to write APIs this way, but that still doesn't mean
// that the Readable class should behave improperly, as streams are
// designed to be sync/async agnostic.
// Take note if the _read call is sync or async (ie, if the read call
// has returned yet), so that we know whether or not it's safe to emit
// 'readable' etc.
//
// 3. Actually pull the requested chunks out of the buffer and return.
// if we need a readable event, then we need to do some reading.
var doRead = state.needReadable;
debug$2('need readable', doRead);
// if we currently have less than the highWaterMark, then also read some
if (state.length === 0 || state.length - n < state.highWaterMark) {
doRead = true;
debug$2('length less than watermark', doRead);
}
// however, if we've ended, then there's no point, and if we're already
// reading, then it's unnecessary.
if (state.ended || state.reading) {
doRead = false;
debug$2('reading or ended', doRead);
} else if (doRead) {
debug$2('do read');
state.reading = true;
state.sync = true;
// if the length is currently zero, then we *need* a readable event.
if (state.length === 0) state.needReadable = true;
// call internal read method
this._read(state.highWaterMark);
state.sync = false;
// If _read pushed data synchronously, then `reading` will be false,
// and we need to re-evaluate how much data we can return to the user.
if (!state.reading) n = howMuchToRead(nOrig, state);
}
var ret;
if (n > 0) ret = fromList(n, state);else ret = null;
if (ret === null) {
state.needReadable = true;
n = 0;
} else {
state.length -= n;
}
if (state.length === 0) {
// If we have nothing in the buffer, then we want to know
// as soon as we *do* get something into the buffer.
if (!state.ended) state.needReadable = true;
// If we tried to read() past the EOF, then emit end on the next tick.
if (nOrig !== n && state.ended) endReadable(this);
}
if (ret !== null) this.emit('data', ret);
return ret;
};
function chunkInvalid(state, chunk) {
var er = null;
if (!Buffer$1.isBuffer(chunk) && typeof chunk !== 'string' && chunk !== null && chunk !== undefined && !state.objectMode) {
er = new TypeError('Invalid non-string/buffer chunk');
}
return er;
}
function onEofChunk(stream, state) {
if (state.ended) return;
if (state.decoder) {
var chunk = state.decoder.end();
if (chunk && chunk.length) {
state.buffer.push(chunk);
state.length += state.objectMode ? 1 : chunk.length;
}
}
state.ended = true;
// emit 'readable' now to make sure it gets picked up.
emitReadable(stream);
}
// Don't emit readable right away in sync mode, because this can trigger
// another read() call => stack overflow. This way, it might trigger
// a nextTick recursion warning, but that's not so bad.
function emitReadable(stream) {
var state = stream._readableState;
state.needReadable = false;
if (!state.emittedReadable) {
debug$2('emitReadable', state.flowing);
state.emittedReadable = true;
if (state.sync) nextTick(emitReadable_, stream);else emitReadable_(stream);
}
}
function emitReadable_(stream) {
debug$2('emit readable');
stream.emit('readable');
flow(stream);
}
// at this point, the user has presumably seen the 'readable' event,
// and called read() to consume some data. that may have triggered
// in turn another _read(n) call, in which case reading = true if
// it's in progress.
// However, if we're not ended, or reading, and the length < hwm,
// then go ahead and try to read some more preemptively.
function maybeReadMore(stream, state) {
if (!state.readingMore) {
state.readingMore = true;
nextTick(maybeReadMore_, stream, state);
}
}
function maybeReadMore_(stream, state) {
var len = state.length;
while (!state.reading && !state.flowing && !state.ended && state.length < state.highWaterMark) {
debug$2('maybeReadMore read 0');
stream.read(0);
if (len === state.length)
// didn't get any data, stop spinning.
break;else len = state.length;
}
state.readingMore = false;
}
// abstract method. to be overridden in specific implementation classes.
// call cb(er, data) where data is <= n in length.
// for virtual (non-string, non-buffer) streams, "length" is somewhat
// arbitrary, and perhaps not very meaningful.
Readable.prototype._read = function (n) {
this.emit('error', new Error('not implemented'));
};
Readable.prototype.pipe = function (dest, pipeOpts) {
var src = this;
var state = this._readableState;
switch (state.pipesCount) {
case 0:
state.pipes = dest;
break;
case 1:
state.pipes = [state.pipes, dest];
break;
default:
state.pipes.push(dest);
break;
}
state.pipesCount += 1;
debug$2('pipe count=%d opts=%j', state.pipesCount, pipeOpts);
var doEnd = (!pipeOpts || pipeOpts.end !== false);
var endFn = doEnd ? onend : cleanup;
if (state.endEmitted) nextTick(endFn);else src.once('end', endFn);
dest.on('unpipe', onunpipe);
function onunpipe(readable) {
debug$2('onunpipe');
if (readable === src) {
cleanup();
}
}
function onend() {
debug$2('onend');
dest.end();
}
// when the dest drains, it reduces the awaitDrain counter
// on the source. This would be more elegant with a .once()
// handler in flow(), but adding and removing repeatedly is
// too slow.
var ondrain = pipeOnDrain(src);
dest.on('drain', ondrain);
var cleanedUp = false;
function cleanup() {
debug$2('cleanup');
// cleanup event handlers once the pipe is broken
dest.removeListener('close', onclose);
dest.removeListener('finish', onfinish);
dest.removeListener('drain', ondrain);
dest.removeListener('error', onerror);
dest.removeListener('unpipe', onunpipe);
src.removeListener('end', onend);
src.removeListener('end', cleanup);
src.removeListener('data', ondata);
cleanedUp = true;
// if the reader is waiting for a drain event from this
// specific writer, then it would cause it to never start
// flowing again.
// So, if this is awaiting a drain, then we just call it now.
// If we don't know, then assume that we are waiting for one.
if (state.awaitDrain && (!dest._writableState || dest._writableState.needDrain)) ondrain();
}
// If the user pushes more data while we're writing to dest then we'll end up
// in ondata again. However, we only want to increase awaitDrain once because
// dest will only emit one 'drain' event for the multiple writes.
// => Introduce a guard on increasing awaitDrain.
var increasedAwaitDrain = false;
src.on('data', ondata);
function ondata(chunk) {
debug$2('ondata');
increasedAwaitDrain = false;
var ret = dest.write(chunk);
if (false === ret && !increasedAwaitDrain) {
// If the user unpiped during `dest.write()`, it is possible
// to get stuck in a permanently paused state if that write
// also returned false.
// => Check whether `dest` is still a piping destination.
if ((state.pipesCount === 1 && state.pipes === dest || state.pipesCount > 1 && indexOf(state.pipes, dest) !== -1) && !cleanedUp) {
debug$2('false write response, pause', src._readableState.awaitDrain);
src._readableState.awaitDrain++;
increasedAwaitDrain = true;
}
src.pause();
}
}
// if the dest has an error, then stop piping into it.
// however, don't suppress the throwing behavior for this.
function onerror(er) {
debug$2('onerror', er);
unpipe();
dest.removeListener('error', onerror);
if (listenerCount(dest, 'error') === 0) dest.emit('error', er);
}
// Make sure our error handler is attached before userland ones.
prependListener(dest, 'error', onerror);
// Both close and finish should trigger unpipe, but only once.
function onclose() {
dest.removeListener('finish', onfinish);
unpipe();
}
dest.once('close', onclose);
function onfinish() {
debug$2('onfinish');
dest.removeListener('close', onclose);
unpipe();
}
dest.once('finish', onfinish);
function unpipe() {
debug$2('unpipe');
src.unpipe(dest);
}
// tell the dest that it's being piped to
dest.emit('pipe', src);
// start the flow if it hasn't been started already.
if (!state.flowing) {
debug$2('pipe resume');
src.resume();
}
return dest;
};
function pipeOnDrain(src) {
return function () {
var state = src._readableState;
debug$2('pipeOnDrain', state.awaitDrain);
if (state.awaitDrain) state.awaitDrain--;
if (state.awaitDrain === 0 && src.listeners('data').length) {
state.flowing = true;
flow(src);
}
};
}
Readable.prototype.unpipe = function (dest) {
var state = this._readableState;
// if we're not piping anywhere, then do nothing.
if (state.pipesCount === 0) return this;
// just one destination. most common case.
if (state.pipesCount === 1) {
// passed in one, but it's not the right one.
if (dest && dest !== state.pipes) return this;
if (!dest) dest = state.pipes;
// got a match.
state.pipes = null;
state.pipesCount = 0;
state.flowing = false;
if (dest) dest.emit('unpipe', this);
return this;
}
// slow case. multiple pipe destinations.
if (!dest) {
// remove all.
var dests = state.pipes;
var len = state.pipesCount;
state.pipes = null;
state.pipesCount = 0;
state.flowing = false;
for (var _i = 0; _i < len; _i++) {
dests[_i].emit('unpipe', this);
}return this;
}
// try to find the right one.
var i = indexOf(state.pipes, dest);
if (i === -1) return this;
state.pipes.splice(i, 1);
state.pipesCount -= 1;
if (state.pipesCount === 1) state.pipes = state.pipes[0];
dest.emit('unpipe', this);
return this;
};
// set up data events if they are asked for
// Ensure readable listeners eventually get something
Readable.prototype.on = function (ev, fn) {
var res = EventEmitter$2.prototype.on.call(this, ev, fn);
if (ev === 'data') {
// Start flowing on next tick if stream isn't explicitly paused
if (this._readableState.flowing !== false) this.resume();
} else if (ev === 'readable') {
var state = this._readableState;
if (!state.endEmitted && !state.readableListening) {
state.readableListening = state.needReadable = true;
state.emittedReadable = false;
if (!state.reading) {
nextTick(nReadingNextTick, this);
} else if (state.length) {
emitReadable(this);
}
}
}
return res;
};
Readable.prototype.addListener = Readable.prototype.on;
function nReadingNextTick(self) {
debug$2('readable nexttick read 0');
self.read(0);
}
// pause() and resume() are remnants of the legacy readable stream API
// If the user uses them, then switch into old mode.
Readable.prototype.resume = function () {
var state = this._readableState;
if (!state.flowing) {
debug$2('resume');
state.flowing = true;
resume(this, state);
}
return this;
};
function resume(stream, state) {
if (!state.resumeScheduled) {
state.resumeScheduled = true;
nextTick(resume_, stream, state);
}
}
function resume_(stream, state) {
if (!state.reading) {
debug$2('resume read 0');
stream.read(0);
}
state.resumeScheduled = false;
state.awaitDrain = 0;
stream.emit('resume');
flow(stream);
if (state.flowing && !state.reading) stream.read(0);
}
Readable.prototype.pause = function () {
debug$2('call pause flowing=%j', this._readableState.flowing);
if (false !== this._readableState.flowing) {
debug$2('pause');
this._readableState.flowing = false;
this.emit('pause');
}
return this;
};
function flow(stream) {
var state = stream._readableState;
debug$2('flow', state.flowing);
while (state.flowing && stream.read() !== null) {}
}
// wrap an old-style stream as the async data source.
// This is *not* part of the readable stream interface.
// It is an ugly unfortunate mess of history.
Readable.prototype.wrap = function (stream) {
var state = this._readableState;
var paused = false;
var self = this;
stream.on('end', function () {
debug$2('wrapped end');
if (state.decoder && !state.ended) {
var chunk = state.decoder.end();
if (chunk && chunk.length) self.push(chunk);
}
self.push(null);
});
stream.on('data', function (chunk) {
debug$2('wrapped data');
if (state.decoder) chunk = state.decoder.write(chunk);
// don't skip over falsy values in objectMode
if (state.objectMode && (chunk === null || chunk === undefined)) return;else if (!state.objectMode && (!chunk || !chunk.length)) return;
var ret = self.push(chunk);
if (!ret) {
paused = true;
stream.pause();
}
});
// proxy all the other methods.
// important when wrapping filters and duplexes.
for (var i in stream) {
if (this[i] === undefined && typeof stream[i] === 'function') {
this[i] = function (method) {
return function () {
return stream[method].apply(stream, arguments);
};
}(i);
}
}
// proxy certain important events.
var events = ['error', 'close', 'destroy', 'pause', 'resume'];
forEach(events, function (ev) {
stream.on(ev, self.emit.bind(self, ev));
});
// when we try to consume some more bytes, simply unpause the
// underlying stream.
self._read = function (n) {
debug$2('wrapped _read', n);
if (paused) {
paused = false;
stream.resume();
}
};
return self;
};
// exposed for testing purposes only.
Readable._fromList = fromList;
// Pluck off n bytes from an array of buffers.
// Length is the combined lengths of all the buffers in the list.
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function fromList(n, state) {
// nothing buffered
if (state.length === 0) return null;
var ret;
if (state.objectMode) ret = state.buffer.shift();else if (!n || n >= state.length) {
// read it all, truncate the list
if (state.decoder) ret = state.buffer.join('');else if (state.buffer.length === 1) ret = state.buffer.head.data;else ret = state.buffer.concat(state.length);
state.buffer.clear();
} else {
// read part of list
ret = fromListPartial(n, state.buffer, state.decoder);
}
return ret;
}
// Extracts only enough buffered data to satisfy the amount requested.
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function fromListPartial(n, list, hasStrings) {
var ret;
if (n < list.head.data.length) {
// slice is the same for buffers and strings
ret = list.head.data.slice(0, n);
list.head.data = list.head.data.slice(n);
} else if (n === list.head.data.length) {
// first chunk is a perfect match
ret = list.shift();
} else {
// result spans more than one buffer
ret = hasStrings ? copyFromBufferString(n, list) : copyFromBuffer(n, list);
}
return ret;
}
// Copies a specified amount of characters from the list of buffered data
// chunks.
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function copyFromBufferString(n, list) {
var p = list.head;
var c = 1;
var ret = p.data;
n -= ret.length;
while (p = p.next) {
var str = p.data;
var nb = n > str.length ? str.length : n;
if (nb === str.length) ret += str;else ret += str.slice(0, n);
n -= nb;
if (n === 0) {
if (nb === str.length) {
++c;
if (p.next) list.head = p.next;else list.head = list.tail = null;
} else {
list.head = p;
p.data = str.slice(nb);
}
break;
}
++c;
}
list.length -= c;
return ret;
}
// Copies a specified amount of bytes from the list of buffered data chunks.
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function copyFromBuffer(n, list) {
var ret = Buffer$1.allocUnsafe(n);
var p = list.head;
var c = 1;
p.data.copy(ret);
n -= p.data.length;
while (p = p.next) {
var buf = p.data;
var nb = n > buf.length ? buf.length : n;
buf.copy(ret, ret.length - n, 0, nb);
n -= nb;
if (n === 0) {
if (nb === buf.length) {
++c;
if (p.next) list.head = p.next;else list.head = list.tail = null;
} else {
list.head = p;
p.data = buf.slice(nb);
}
break;
}
++c;
}
list.length -= c;
return ret;
}
function endReadable(stream) {
var state = stream._readableState;
// If we get here before consuming all the bytes, then that is a
// bug in node. Should never happen.
if (state.length > 0) throw new Error('"endReadable()" called on non-empty stream');
if (!state.endEmitted) {
state.ended = true;
nextTick(endReadableNT, state, stream);
}
}
function endReadableNT(state, stream) {
// Check that we didn't get one last unshift.
if (!state.endEmitted && state.length === 0) {
state.endEmitted = true;
stream.readable = false;
stream.emit('end');
}
}
function forEach(xs, f) {
for (var i = 0, l = xs.length; i < l; i++) {
f(xs[i], i);
}
}
function indexOf(xs, x) {
for (var i = 0, l = xs.length; i < l; i++) {
if (xs[i] === x) return i;
}
return -1;
}
// A bit simpler than readable streams.
Writable.WritableState = WritableState;
inherits$3(Writable, EventEmitter$2);
function nop() {}
function WriteReq(chunk, encoding, cb) {
this.chunk = chunk;
this.encoding = encoding;
this.callback = cb;
this.next = null;
}
function WritableState(options, stream) {
Object.defineProperty(this, 'buffer', {
get: deprecate$1(function () {
return this.getBuffer();
}, '_writableState.buffer is deprecated. Use _writableState.getBuffer ' + 'instead.')
});
options = options || {};
// object stream flag to indicate whether or not this stream
// contains buffers or objects.
this.objectMode = !!options.objectMode;
if (stream instanceof Duplex) this.objectMode = this.objectMode || !!options.writableObjectMode;
// the point at which write() starts returning false
// Note: 0 is a valid value, means that we always return false if
// the entire buffer is not flushed immediately on write()
var hwm = options.highWaterMark;
var defaultHwm = this.objectMode ? 16 : 16 * 1024;
this.highWaterMark = hwm || hwm === 0 ? hwm : defaultHwm;
// cast to ints.
this.highWaterMark = ~ ~this.highWaterMark;
this.needDrain = false;
// at the start of calling end()
this.ending = false;
// when end() has been called, and returned
this.ended = false;
// when 'finish' is emitted
this.finished = false;
// should we decode strings into buffers before passing to _write?
// this is here so that some node-core streams can optimize string
// handling at a lower level.
var noDecode = options.decodeStrings === false;
this.decodeStrings = !noDecode;
// Crypto is kind of old and crusty. Historically, its default string
// encoding is 'binary' so we have to make this configurable.
// Everything else in the universe uses 'utf8', though.
this.defaultEncoding = options.defaultEncoding || 'utf8';
// not an actual buffer we keep track of, but a measurement
// of how much we're waiting to get pushed to some underlying
// socket or file.
this.length = 0;
// a flag to see when we're in the middle of a write.
this.writing = false;
// when true all writes will be buffered until .uncork() call
this.corked = 0;
// a flag to be able to tell if the onwrite cb is called immediately,
// or on a later tick. We set this to true at first, because any
// actions that shouldn't happen until "later" should generally also
// not happen before the first write call.
this.sync = true;
// a flag to know if we're processing previously buffered items, which
// may call the _write() callback in the same tick, so that we don't
// end up in an overlapped onwrite situation.
this.bufferProcessing = false;
// the callback that's passed to _write(chunk,cb)
this.onwrite = function (er) {
onwrite(stream, er);
};
// the callback that the user supplies to write(chunk,encoding,cb)
this.writecb = null;
// the amount that is being written when _write is called.
this.writelen = 0;
this.bufferedRequest = null;
this.lastBufferedRequest = null;
// number of pending user-supplied write callbacks
// this must be 0 before 'finish' can be emitted
this.pendingcb = 0;
// emit prefinish if the only thing we're waiting for is _write cbs
// This is relevant for synchronous Transform streams
this.prefinished = false;
// True if the error was already emitted and should not be thrown again
this.errorEmitted = false;
// count buffered requests
this.bufferedRequestCount = 0;
// allocate the first CorkedRequest, there is always
// one allocated and free to use, and we maintain at most two
this.corkedRequestsFree = new CorkedRequest(this);
}
WritableState.prototype.getBuffer = function writableStateGetBuffer() {
var current = this.bufferedRequest;
var out = [];
while (current) {
out.push(current);
current = current.next;
}
return out;
};
function Writable(options) {
// Writable ctor is applied to Duplexes, though they're not
// instanceof Writable, they're instanceof Readable.
if (!(this instanceof Writable) && !(this instanceof Duplex)) return new Writable(options);
this._writableState = new WritableState(options, this);
// legacy.
this.writable = true;
if (options) {
if (typeof options.write === 'function') this._write = options.write;
if (typeof options.writev === 'function') this._writev = options.writev;
}
EventEmitter$2.call(this);
}
// Otherwise people can pipe Writable streams, which is just wrong.
Writable.prototype.pipe = function () {
this.emit('error', new Error('Cannot pipe, not readable'));
};
function writeAfterEnd(stream, cb) {
var er = new Error('write after end');
// TODO: defer error events consistently everywhere, not just the cb
stream.emit('error', er);
nextTick(cb, er);
}
// If we get something that is not a buffer, string, null, or undefined,
// and we're not in objectMode, then that's an error.
// Otherwise stream chunks are all considered to be of length=1, and the
// watermarks determine how many objects to keep in the buffer, rather than
// how many bytes or characters.
function validChunk(stream, state, chunk, cb) {
var valid = true;
var er = false;
// Always throw error if a null is written
// if we are not in object mode then throw
// if it is not a buffer, string, or undefined.
if (chunk === null) {
er = new TypeError('May not write null values to stream');
} else if (!Buffer$1.isBuffer(chunk) && typeof chunk !== 'string' && chunk !== undefined && !state.objectMode) {
er = new TypeError('Invalid non-string/buffer chunk');
}
if (er) {
stream.emit('error', er);
nextTick(cb, er);
valid = false;
}
return valid;
}
Writable.prototype.write = function (chunk, encoding, cb) {
var state = this._writableState;
var ret = false;
if (typeof encoding === 'function') {
cb = encoding;
encoding = null;
}
if (Buffer$1.isBuffer(chunk)) encoding = 'buffer';else if (!encoding) encoding = state.defaultEncoding;
if (typeof cb !== 'function') cb = nop;
if (state.ended) writeAfterEnd(this, cb);else if (validChunk(this, state, chunk, cb)) {
state.pendingcb++;
ret = writeOrBuffer(this, state, chunk, encoding, cb);
}
return ret;
};
Writable.prototype.cork = function () {
var state = this._writableState;
state.corked++;
};
Writable.prototype.uncork = function () {
var state = this._writableState;
if (state.corked) {
state.corked--;
if (!state.writing && !state.corked && !state.finished && !state.bufferProcessing && state.bufferedRequest) clearBuffer(this, state);
}
};
Writable.prototype.setDefaultEncoding = function setDefaultEncoding(encoding) {
// node::ParseEncoding() requires lower case.
if (typeof encoding === 'string') encoding = encoding.toLowerCase();
if (!(['hex', 'utf8', 'utf-8', 'ascii', 'binary', 'base64', 'ucs2', 'ucs-2', 'utf16le', 'utf-16le', 'raw'].indexOf((encoding + '').toLowerCase()) > -1)) throw new TypeError('Unknown encoding: ' + encoding);
this._writableState.defaultEncoding = encoding;
return this;
};
function decodeChunk(state, chunk, encoding) {
if (!state.objectMode && state.decodeStrings !== false && typeof chunk === 'string') {
chunk = Buffer$1.from(chunk, encoding);
}
return chunk;
}
// if we're already writing something, then just put this
// in the queue, and wait our turn. Otherwise, call _write
// If we return false, then we need a drain event, so set that flag.
function writeOrBuffer(stream, state, chunk, encoding, cb) {
chunk = decodeChunk(state, chunk, encoding);
if (Buffer$1.isBuffer(chunk)) encoding = 'buffer';
var len = state.objectMode ? 1 : chunk.length;
state.length += len;
var ret = state.length < state.highWaterMark;
// we must ensure that previous needDrain will not be reset to false.
if (!ret) state.needDrain = true;
if (state.writing || state.corked) {
var last = state.lastBufferedRequest;
state.lastBufferedRequest = new WriteReq(chunk, encoding, cb);
if (last) {
last.next = state.lastBufferedRequest;
} else {
state.bufferedRequest = state.lastBufferedRequest;
}
state.bufferedRequestCount += 1;
} else {
doWrite(stream, state, false, len, chunk, encoding, cb);
}
return ret;
}
function doWrite(stream, state, writev, len, chunk, encoding, cb) {
state.writelen = len;
state.writecb = cb;
state.writing = true;
state.sync = true;
if (writev) stream._writev(chunk, state.onwrite);else stream._write(chunk, encoding, state.onwrite);
state.sync = false;
}
function onwriteError(stream, state, sync, er, cb) {
--state.pendingcb;
if (sync) nextTick(cb, er);else cb(er);
stream._writableState.errorEmitted = true;
stream.emit('error', er);
}
function onwriteStateUpdate(state) {
state.writing = false;
state.writecb = null;
state.length -= state.writelen;
state.writelen = 0;
}
function onwrite(stream, er) {
var state = stream._writableState;
var sync = state.sync;
var cb = state.writecb;
onwriteStateUpdate(state);
if (er) onwriteError(stream, state, sync, er, cb);else {
// Check if we're actually ready to finish, but don't emit yet
var finished = needFinish(state);
if (!finished && !state.corked && !state.bufferProcessing && state.bufferedRequest) {
clearBuffer(stream, state);
}
if (sync) {
/*<replacement>*/
nextTick(afterWrite, stream, state, finished, cb);
/*</replacement>*/
} else {
afterWrite(stream, state, finished, cb);
}
}
}
function afterWrite(stream, state, finished, cb) {
if (!finished) onwriteDrain(stream, state);
state.pendingcb--;
cb();
finishMaybe(stream, state);
}
// Must force callback to be called on nextTick, so that we don't
// emit 'drain' before the write() consumer gets the 'false' return
// value, and has a chance to attach a 'drain' listener.
function onwriteDrain(stream, state) {
if (state.length === 0 && state.needDrain) {
state.needDrain = false;
stream.emit('drain');
}
}
// if there's something in the buffer waiting, then process it
function clearBuffer(stream, state) {
state.bufferProcessing = true;
var entry = state.bufferedRequest;
if (stream._writev && entry && entry.next) {
// Fast case, write everything using _writev()
var l = state.bufferedRequestCount;
var buffer = new Array(l);
var holder = state.corkedRequestsFree;
holder.entry = entry;
var count = 0;
while (entry) {
buffer[count] = entry;
entry = entry.next;
count += 1;
}
doWrite(stream, state, true, state.length, buffer, '', holder.finish);
// doWrite is almost always async, defer these to save a bit of time
// as the hot path ends with doWrite
state.pendingcb++;
state.lastBufferedRequest = null;
if (holder.next) {
state.corkedRequestsFree = holder.next;
holder.next = null;
} else {
state.corkedRequestsFree = new CorkedRequest(state);
}
} else {
// Slow case, write chunks one-by-one
while (entry) {
var chunk = entry.chunk;
var encoding = entry.encoding;
var cb = entry.callback;
var len = state.objectMode ? 1 : chunk.length;
doWrite(stream, state, false, len, chunk, encoding, cb);
entry = entry.next;
// if we didn't call the onwrite immediately, then
// it means that we need to wait until it does.
// also, that means that the chunk and cb are currently
// being processed, so move the buffer counter past them.
if (state.writing) {
break;
}
}
if (entry === null) state.lastBufferedRequest = null;
}
state.bufferedRequestCount = 0;
state.bufferedRequest = entry;
state.bufferProcessing = false;
}
Writable.prototype._write = function (chunk, encoding, cb) {
cb(new Error('not implemented'));
};
Writable.prototype._writev = null;
Writable.prototype.end = function (chunk, encoding, cb) {
var state = this._writableState;
if (typeof chunk === 'function') {
cb = chunk;
chunk = null;
encoding = null;
} else if (typeof encoding === 'function') {
cb = encoding;
encoding = null;
}
if (chunk !== null && chunk !== undefined) this.write(chunk, encoding);
// .end() fully uncorks
if (state.corked) {
state.corked = 1;
this.uncork();
}
// ignore unnecessary end() calls.
if (!state.ending && !state.finished) endWritable(this, state, cb);
};
function needFinish(state) {
return state.ending && state.length === 0 && state.bufferedRequest === null && !state.finished && !state.writing;
}
function prefinish(stream, state) {
if (!state.prefinished) {
state.prefinished = true;
stream.emit('prefinish');
}
}
function finishMaybe(stream, state) {
var need = needFinish(state);
if (need) {
if (state.pendingcb === 0) {
prefinish(stream, state);
state.finished = true;
stream.emit('finish');
} else {
prefinish(stream, state);
}
}
return need;
}
function endWritable(stream, state, cb) {
state.ending = true;
finishMaybe(stream, state);
if (cb) {
if (state.finished) nextTick(cb);else stream.once('finish', cb);
}
state.ended = true;
stream.writable = false;
}
// It seems a linked list but it is not
// there will be only 2 of these for each stream
function CorkedRequest(state) {
var _this = this;
this.next = null;
this.entry = null;
this.finish = function (err) {
var entry = _this.entry;
_this.entry = null;
while (entry) {
var cb = entry.callback;
state.pendingcb--;
cb(err);
entry = entry.next;
}
if (state.corkedRequestsFree) {
state.corkedRequestsFree.next = _this;
} else {
state.corkedRequestsFree = _this;
}
};
}
inherits$3(Duplex, Readable);
var keys = Object.keys(Writable.prototype);
for (var v = 0; v < keys.length; v++) {
var method = keys[v];
if (!Duplex.prototype[method]) Duplex.prototype[method] = Writable.prototype[method];
}
function Duplex(options) {
if (!(this instanceof Duplex)) return new Duplex(options);
Readable.call(this, options);
Writable.call(this, options);
if (options && options.readable === false) this.readable = false;
if (options && options.writable === false) this.writable = false;
this.allowHalfOpen = true;
if (options && options.allowHalfOpen === false) this.allowHalfOpen = false;
this.once('end', onend);
}
// the no-half-open enforcer
function onend() {
// if we allow half-open state, or if the writable side ended,
// then we're ok.
if (this.allowHalfOpen || this._writableState.ended) return;
// no more data can be written.
// But allow more writes to happen in this tick.
nextTick(onEndNT, this);
}
function onEndNT(self) {
self.end();
}
// a transform stream is a readable/writable stream where you do
inherits$3(Transform, Duplex);
function TransformState(stream) {
this.afterTransform = function (er, data) {
return afterTransform(stream, er, data);
};
this.needTransform = false;
this.transforming = false;
this.writecb = null;
this.writechunk = null;
this.writeencoding = null;
}
function afterTransform(stream, er, data) {
var ts = stream._transformState;
ts.transforming = false;
var cb = ts.writecb;
if (!cb) return stream.emit('error', new Error('no writecb in Transform class'));
ts.writechunk = null;
ts.writecb = null;
if (data !== null && data !== undefined) stream.push(data);
cb(er);
var rs = stream._readableState;
rs.reading = false;
if (rs.needReadable || rs.length < rs.highWaterMark) {
stream._read(rs.highWaterMark);
}
}
function Transform(options) {
if (!(this instanceof Transform)) return new Transform(options);
Duplex.call(this, options);
this._transformState = new TransformState(this);
// when the writable side finishes, then flush out anything remaining.
var stream = this;
// start out asking for a readable event once data is transformed.
this._readableState.needReadable = true;
// we have implemented the _read method, and done the other things
// that Readable wants before the first _read call, so unset the
// sync guard flag.
this._readableState.sync = false;
if (options) {
if (typeof options.transform === 'function') this._transform = options.transform;
if (typeof options.flush === 'function') this._flush = options.flush;
}
this.once('prefinish', function () {
if (typeof this._flush === 'function') this._flush(function (er) {
done(stream, er);
});else done(stream);
});
}
Transform.prototype.push = function (chunk, encoding) {
this._transformState.needTransform = false;
return Duplex.prototype.push.call(this, chunk, encoding);
};
// This is the part where you do stuff!
// override this function in implementation classes.
// 'chunk' is an input chunk.
//
// Call `push(newChunk)` to pass along transformed output
// to the readable side. You may call 'push' zero or more times.
//
// Call `cb(err)` when you are done with this chunk. If you pass
// an error, then that'll put the hurt on the whole operation. If you
// never call cb(), then you'll never get another chunk.
Transform.prototype._transform = function (chunk, encoding, cb) {
throw new Error('Not implemented');
};
Transform.prototype._write = function (chunk, encoding, cb) {
var ts = this._transformState;
ts.writecb = cb;
ts.writechunk = chunk;
ts.writeencoding = encoding;
if (!ts.transforming) {
var rs = this._readableState;
if (ts.needTransform || rs.needReadable || rs.length < rs.highWaterMark) this._read(rs.highWaterMark);
}
};
// Doesn't matter what the args are here.
// _transform does all the work.
// That we got here means that the readable side wants more data.
Transform.prototype._read = function (n) {
var ts = this._transformState;
if (ts.writechunk !== null && ts.writecb && !ts.transforming) {
ts.transforming = true;
this._transform(ts.writechunk, ts.writeencoding, ts.afterTransform);
} else {
// mark that we need a transform, so that any data that comes in
// will get processed, now that we've asked for it.
ts.needTransform = true;
}
};
function done(stream, er) {
if (er) return stream.emit('error', er);
// if there's nothing in the write buffer, then that means
// that nothing more will ever be provided
var ws = stream._writableState;
var ts = stream._transformState;
if (ws.length) throw new Error('Calling transform done when ws.length != 0');
if (ts.transforming) throw new Error('Calling transform done when still transforming');
return stream.push(null);
}
inherits$3(PassThrough, Transform);
function PassThrough(options) {
if (!(this instanceof PassThrough)) return new PassThrough(options);
Transform.call(this, options);
}
PassThrough.prototype._transform = function (chunk, encoding, cb) {
cb(null, chunk);
};
inherits$3(Stream, EventEmitter$2);
Stream.Readable = Readable;
Stream.Writable = Writable;
Stream.Duplex = Duplex;
Stream.Transform = Transform;
Stream.PassThrough = PassThrough;
// Backwards-compat with node 0.4.x
Stream.Stream = Stream;
// old-style streams. Note that the pipe method (the only relevant
// part of this class) is overridden in the Readable class.
function Stream() {
EventEmitter$2.call(this);
}
Stream.prototype.pipe = function(dest, options) {
var source = this;
function ondata(chunk) {
if (dest.writable) {
if (false === dest.write(chunk) && source.pause) {
source.pause();
}
}
}
source.on('data', ondata);
function ondrain() {
if (source.readable && source.resume) {
source.resume();
}
}
dest.on('drain', ondrain);
// If the 'end' option is not supplied, dest.end() will be called when
// source gets the 'end' or 'close' events. Only dest.end() once.
if (!dest._isStdio && (!options || options.end !== false)) {
source.on('end', onend);
source.on('close', onclose);
}
var didOnEnd = false;
function onend() {
if (didOnEnd) return;
didOnEnd = true;
dest.end();
}
function onclose() {
if (didOnEnd) return;
didOnEnd = true;
if (typeof dest.destroy === 'function') dest.destroy();
}
// don't leave dangling pipes when there are errors.
function onerror(er) {
cleanup();
if (EventEmitter$2.listenerCount(this, 'error') === 0) {
throw er; // Unhandled stream error in pipe.
}
}
source.on('error', onerror);
dest.on('error', onerror);
// remove all the event listeners that were added.
function cleanup() {
source.removeListener('data', ondata);
dest.removeListener('drain', ondrain);
source.removeListener('end', onend);
source.removeListener('close', onclose);
source.removeListener('error', onerror);
dest.removeListener('error', onerror);
source.removeListener('end', cleanup);
source.removeListener('close', cleanup);
dest.removeListener('close', cleanup);
}
source.on('end', cleanup);
source.on('close', cleanup);
dest.on('close', cleanup);
dest.emit('pipe', source);
// Allow for unix-like usage: A.pipe(B).pipe(C)
return dest;
};
var _polyfillNode_stream = /*#__PURE__*/Object.freeze({
__proto__: null,
'default': Stream,
Readable: Readable,
Writable: Writable,
Duplex: Duplex,
Transform: Transform,
PassThrough: PassThrough,
Stream: Stream
});
var require$$0$2 = /*@__PURE__*/getAugmentedNamespace(_polyfillNode_stream);
var require$$0$1 = /*@__PURE__*/getAugmentedNamespace(_polyfillNode_util$1);
var WritableStream = require$$0$2.Writable;
var inherits$1 = require$$0$1.inherits;
var browserStdout = BrowserStdout;
inherits$1(BrowserStdout, WritableStream);
function BrowserStdout(opts) {
if (!(this instanceof BrowserStdout)) return new BrowserStdout(opts)
opts = opts || {};
WritableStream.call(this, opts);
this.label = (opts.label !== undefined) ? opts.label : 'stdout';
}
BrowserStdout.prototype._write = function(chunks, encoding, cb) {
var output = chunks.toString ? chunks.toString() : chunks;
if (this.label === false) {
console.log(output);
} else {
console.log(this.label+':', output);
}
nextTick$1(cb);
};
/**
* Parse the given `qs`.
*
* @private
* @param {string} qs
* @return {Object<string, string>}
*/
var parseQuery$1 = function parseQuery(qs) {
return qs
.replace('?', '')
.split('&')
.reduce(function (obj, pair) {
var i = pair.indexOf('=');
var key = pair.slice(0, i);
var val = pair.slice(++i);
// Due to how the URLSearchParams API treats spaces
obj[key] = decodeURIComponent(val.replace(/\+/g, '%20'));
return obj;
}, {});
};
/**
* Highlight the given string of `js`.
*
* @private
* @param {string} js
* @return {string}
*/
function highlight(js) {
return js
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/\/\/(.*)/gm, '<span class="comment">//$1</span>')
.replace(/('.*?')/gm, '<span class="string">$1</span>')
.replace(/(\d+\.\d+)/gm, '<span class="number">$1</span>')
.replace(/(\d+)/gm, '<span class="number">$1</span>')
.replace(
/\bnew[ \t]+(\w+)/gm,
'<span class="keyword">new</span> <span class="init">$1</span>'
)
.replace(
/\b(function|new|throw|return|var|if|else)\b/gm,
'<span class="keyword">$1</span>'
);
}
/**
* Highlight the contents of tag `name`.
*
* @private
* @param {string} name
*/
var highlightTags$1 = function highlightTags(name) {
var code = document.getElementById('mocha').getElementsByTagName(name);
for (var i = 0, len = code.length; i < len; ++i) {
code[i].innerHTML = highlight(code[i].innerHTML);
}
};
var mocha$1 = {exports: {}};
var escapeStringRegexp = string => {
if (typeof string !== 'string') {
throw new TypeError('Expected a string');
}
// Escape characters with special meaning either inside or outside character sets.
// Use a simple backslash escape when it’s always valid, and a \unnnn escape when the simpler form would be disallowed by Unicode patterns’ stricter grammar.
return string
.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&')
.replace(/-/g, '\\x2d');
};
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
// resolves . and .. elements in a path array with directory names there
// must be no slashes, empty elements, or device names (c:\) in the array
// (so also no leading and trailing slashes - it does not distinguish
// relative and absolute paths)
function normalizeArray(parts, allowAboveRoot) {
// if the path tries to go above the root, `up` ends up > 0
var up = 0;
for (var i = parts.length - 1; i >= 0; i--) {
var last = parts[i];
if (last === '.') {
parts.splice(i, 1);
} else if (last === '..') {
parts.splice(i, 1);
up++;
} else if (up) {
parts.splice(i, 1);
up--;
}
}
// if the path is allowed to go above the root, restore leading ..s
if (allowAboveRoot) {
for (; up--; up) {
parts.unshift('..');
}
}
return parts;
}
// Split a filename into [root, dir, basename, ext], unix version
// 'root' is just a slash, or nothing.
var splitPathRe =
/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
var splitPath = function(filename) {
return splitPathRe.exec(filename).slice(1);
};
// path.resolve([from ...], to)
// posix version
function resolve() {
var resolvedPath = '',
resolvedAbsolute = false;
for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
var path = (i >= 0) ? arguments[i] : '/';
// Skip empty and invalid entries
if (typeof path !== 'string') {
throw new TypeError('Arguments to path.resolve must be strings');
} else if (!path) {
continue;
}
resolvedPath = path + '/' + resolvedPath;
resolvedAbsolute = path.charAt(0) === '/';
}
// At this point the path should be resolved to a full absolute path, but
// handle relative paths to be safe (might happen when process.cwd() fails)
// Normalize the path
resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) {
return !!p;
}), !resolvedAbsolute).join('/');
return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.';
}
// path.normalize(path)
// posix version
function normalize(path) {
var isPathAbsolute = isAbsolute(path),
trailingSlash = substr(path, -1) === '/';
// Normalize the path
path = normalizeArray(filter(path.split('/'), function(p) {
return !!p;
}), !isPathAbsolute).join('/');
if (!path && !isPathAbsolute) {
path = '.';
}
if (path && trailingSlash) {
path += '/';
}
return (isPathAbsolute ? '/' : '') + path;
}
// posix version
function isAbsolute(path) {
return path.charAt(0) === '/';
}
// posix version
function join() {
var paths = Array.prototype.slice.call(arguments, 0);
return normalize(filter(paths, function(p, index) {
if (typeof p !== 'string') {
throw new TypeError('Arguments to path.join must be strings');
}
return p;
}).join('/'));
}
// path.relative(from, to)
// posix version
function relative(from, to) {
from = resolve(from).substr(1);
to = resolve(to).substr(1);
function trim(arr) {
var start = 0;
for (; start < arr.length; start++) {
if (arr[start] !== '') break;
}
var end = arr.length - 1;
for (; end >= 0; end--) {
if (arr[end] !== '') break;
}
if (start > end) return [];
return arr.slice(start, end - start + 1);
}
var fromParts = trim(from.split('/'));
var toParts = trim(to.split('/'));
var length = Math.min(fromParts.length, toParts.length);
var samePartsLength = length;
for (var i = 0; i < length; i++) {
if (fromParts[i] !== toParts[i]) {
samePartsLength = i;
break;
}
}
var outputParts = [];
for (var i = samePartsLength; i < fromParts.length; i++) {
outputParts.push('..');
}
outputParts = outputParts.concat(toParts.slice(samePartsLength));
return outputParts.join('/');
}
var sep = '/';
var delimiter = ':';
function dirname(path) {
var result = splitPath(path),
root = result[0],
dir = result[1];
if (!root && !dir) {
// No dirname whatsoever
return '.';
}
if (dir) {
// It has a dirname, strip trailing slash
dir = dir.substr(0, dir.length - 1);
}
return root + dir;
}
function basename(path, ext) {
var f = splitPath(path)[2];
// TODO: make this comparison case-insensitive on windows?
if (ext && f.substr(-1 * ext.length) === ext) {
f = f.substr(0, f.length - ext.length);
}
return f;
}
function extname(path) {
return splitPath(path)[3];
}
var _polyfillNode_path = {
extname: extname,
basename: basename,
dirname: dirname,
sep: sep,
delimiter: delimiter,
relative: relative,
join: join,
isAbsolute: isAbsolute,
normalize: normalize,
resolve: resolve
};
function filter (xs, f) {
if (xs.filter) return xs.filter(f);
var res = [];
for (var i = 0; i < xs.length; i++) {
if (f(xs[i], i, xs)) res.push(xs[i]);
}
return res;
}
// String.prototype.substr - negative index don't work in IE8
var substr = 'ab'.substr(-1) === 'b' ?
function (str, start, len) { return str.substr(start, len) } :
function (str, start, len) {
if (start < 0) start = str.length + start;
return str.substr(start, len);
}
;
var _polyfillNode_path$1 = /*#__PURE__*/Object.freeze({
__proto__: null,
resolve: resolve,
normalize: normalize,
isAbsolute: isAbsolute,
join: join,
relative: relative,
sep: sep,
delimiter: delimiter,
dirname: dirname,
basename: basename,
extname: extname,
'default': _polyfillNode_path
});
var require$$1 = /*@__PURE__*/getAugmentedNamespace(_polyfillNode_path$1);
var reporters = {};
var base$1 = {exports: {}};
var lib = {};
var base = {};
/*istanbul ignore start*/
(function (exports) {
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = Diff;
/*istanbul ignore end*/
function Diff() {}
Diff.prototype = {
/*istanbul ignore start*/
/*istanbul ignore end*/
diff: function diff(oldString, newString) {
/*istanbul ignore start*/
var _options$timeout;
var
/*istanbul ignore end*/
options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
var callback = options.callback;
if (typeof options === 'function') {
callback = options;
options = {};
}
var self = this;
function done(value) {
value = self.postProcess(value, options);
if (callback) {
setTimeout(function () {
callback(value);
}, 0);
return true;
} else {
return value;
}
}
// Allow subclasses to massage the input prior to running
oldString = this.castInput(oldString, options);
newString = this.castInput(newString, options);
oldString = this.removeEmpty(this.tokenize(oldString, options));
newString = this.removeEmpty(this.tokenize(newString, options));
var newLen = newString.length,
oldLen = oldString.length;
var editLength = 1;
var maxEditLength = newLen + oldLen;
if (options.maxEditLength != null) {
maxEditLength = Math.min(maxEditLength, options.maxEditLength);
}
var maxExecutionTime =
/*istanbul ignore start*/
(_options$timeout =
/*istanbul ignore end*/
options.timeout) !== null && _options$timeout !== void 0 ? _options$timeout : Infinity;
var abortAfterTimestamp = Date.now() + maxExecutionTime;
var bestPath = [{
oldPos: -1,
lastComponent: undefined
}];
// Seed editLength = 0, i.e. the content starts with the same values
var newPos = this.extractCommon(bestPath[0], newString, oldString, 0, options);
if (bestPath[0].oldPos + 1 >= oldLen && newPos + 1 >= newLen) {
// Identity per the equality and tokenizer
return done(buildValues(self, bestPath[0].lastComponent, newString, oldString, self.useLongestToken));
}
// Once we hit the right edge of the edit graph on some diagonal k, we can
// definitely reach the end of the edit graph in no more than k edits, so
// there's no point in considering any moves to diagonal k+1 any more (from
// which we're guaranteed to need at least k+1 more edits).
// Similarly, once we've reached the bottom of the edit graph, there's no
// point considering moves to lower diagonals.
// We record this fact by setting minDiagonalToConsider and
// maxDiagonalToConsider to some finite value once we've hit the edge of
// the edit graph.
// This optimization is not faithful to the original algorithm presented in
// Myers's paper, which instead pointlessly extends D-paths off the end of
// the edit graph - see page 7 of Myers's paper which notes this point
// explicitly and illustrates it with a diagram. This has major performance
// implications for some common scenarios. For instance, to compute a diff
// where the new text simply appends d characters on the end of the
// original text of length n, the true Myers algorithm will take O(n+d^2)
// time while this optimization needs only O(n+d) time.
var minDiagonalToConsider = -Infinity,
maxDiagonalToConsider = Infinity;
// Main worker method. checks all permutations of a given edit length for acceptance.
function execEditLength() {
for (var diagonalPath = Math.max(minDiagonalToConsider, -editLength); diagonalPath <= Math.min(maxDiagonalToConsider, editLength); diagonalPath += 2) {
var basePath =
/*istanbul ignore start*/
void 0
/*istanbul ignore end*/
;
var removePath = bestPath[diagonalPath - 1],
addPath = bestPath[diagonalPath + 1];
if (removePath) {
// No one else is going to attempt to use this value, clear it
bestPath[diagonalPath - 1] = undefined;
}
var canAdd = false;
if (addPath) {
// what newPos will be after we do an insertion:
var addPathNewPos = addPath.oldPos - diagonalPath;
canAdd = addPath && 0 <= addPathNewPos && addPathNewPos < newLen;
}
var canRemove = removePath && removePath.oldPos + 1 < oldLen;
if (!canAdd && !canRemove) {
// If this path is a terminal then prune
bestPath[diagonalPath] = undefined;
continue;
}
// Select the diagonal that we want to branch from. We select the prior
// path whose position in the old string is the farthest from the origin
// and does not pass the bounds of the diff graph
if (!canRemove || canAdd && removePath.oldPos < addPath.oldPos) {
basePath = self.addToPath(addPath, true, false, 0, options);
} else {
basePath = self.addToPath(removePath, false, true, 1, options);
}
newPos = self.extractCommon(basePath, newString, oldString, diagonalPath, options);
if (basePath.oldPos + 1 >= oldLen && newPos + 1 >= newLen) {
// If we have hit the end of both strings, then we are done
return done(buildValues(self, basePath.lastComponent, newString, oldString, self.useLongestToken));
} else {
bestPath[diagonalPath] = basePath;
if (basePath.oldPos + 1 >= oldLen) {
maxDiagonalToConsider = Math.min(maxDiagonalToConsider, diagonalPath - 1);
}
if (newPos + 1 >= newLen) {
minDiagonalToConsider = Math.max(minDiagonalToConsider, diagonalPath + 1);
}
}
}
editLength++;
}
// Performs the length of edit iteration. Is a bit fugly as this has to support the
// sync and async mode which is never fun. Loops over execEditLength until a value
// is produced, or until the edit length exceeds options.maxEditLength (if given),
// in which case it will return undefined.
if (callback) {
(function exec() {
setTimeout(function () {
if (editLength > maxEditLength || Date.now() > abortAfterTimestamp) {
return callback();
}
if (!execEditLength()) {
exec();
}
}, 0);
})();
} else {
while (editLength <= maxEditLength && Date.now() <= abortAfterTimestamp) {
var ret = execEditLength();
if (ret) {
return ret;
}
}
}
},
/*istanbul ignore start*/
/*istanbul ignore end*/
addToPath: function addToPath(path, added, removed, oldPosInc, options) {
var last = path.lastComponent;
if (last && !options.oneChangePerToken && last.added === added && last.removed === removed) {
return {
oldPos: path.oldPos + oldPosInc,
lastComponent: {
count: last.count + 1,
added: added,
removed: removed,
previousComponent: last.previousComponent
}
};
} else {
return {
oldPos: path.oldPos + oldPosInc,
lastComponent: {
count: 1,
added: added,
removed: removed,
previousComponent: last
}
};
}
},
/*istanbul ignore start*/
/*istanbul ignore end*/
extractCommon: function extractCommon(basePath, newString, oldString, diagonalPath, options) {
var newLen = newString.length,
oldLen = oldString.length,
oldPos = basePath.oldPos,
newPos = oldPos - diagonalPath,
commonCount = 0;
while (newPos + 1 < newLen && oldPos + 1 < oldLen && this.equals(oldString[oldPos + 1], newString[newPos + 1], options)) {
newPos++;
oldPos++;
commonCount++;
if (options.oneChangePerToken) {
basePath.lastComponent = {
count: 1,
previousComponent: basePath.lastComponent,
added: false,
removed: false
};
}
}
if (commonCount && !options.oneChangePerToken) {
basePath.lastComponent = {
count: commonCount,
previousComponent: basePath.lastComponent,
added: false,
removed: false
};
}
basePath.oldPos = oldPos;
return newPos;
},
/*istanbul ignore start*/
/*istanbul ignore end*/
equals: function equals(left, right, options) {
if (options.comparator) {
return options.comparator(left, right);
} else {
return left === right || options.ignoreCase && left.toLowerCase() === right.toLowerCase();
}
},
/*istanbul ignore start*/
/*istanbul ignore end*/
removeEmpty: function removeEmpty(array) {
var ret = [];
for (var i = 0; i < array.length; i++) {
if (array[i]) {
ret.push(array[i]);
}
}
return ret;
},
/*istanbul ignore start*/
/*istanbul ignore end*/
castInput: function castInput(value) {
return value;
},
/*istanbul ignore start*/
/*istanbul ignore end*/
tokenize: function tokenize(value) {
return Array.from(value);
},
/*istanbul ignore start*/
/*istanbul ignore end*/
join: function join(chars) {
return chars.join('');
},
/*istanbul ignore start*/
/*istanbul ignore end*/
postProcess: function postProcess(changeObjects) {
return changeObjects;
}
};
function buildValues(diff, lastComponent, newString, oldString, useLongestToken) {
// First we convert our linked list of components in reverse order to an
// array in the right order:
var components = [];
var nextComponent;
while (lastComponent) {
components.push(lastComponent);
nextComponent = lastComponent.previousComponent;
delete lastComponent.previousComponent;
lastComponent = nextComponent;
}
components.reverse();
var componentPos = 0,
componentLen = components.length,
newPos = 0,
oldPos = 0;
for (; componentPos < componentLen; componentPos++) {
var component = components[componentPos];
if (!component.removed) {
if (!component.added && useLongestToken) {
var value = newString.slice(newPos, newPos + component.count);
value = value.map(function (value, i) {
var oldValue = oldString[oldPos + i];
return oldValue.length > value.length ? oldValue : value;
});
component.value = diff.join(value);
} else {
component.value = diff.join(newString.slice(newPos, newPos + component.count));
}
newPos += component.count;
// Common case
if (!component.added) {
oldPos += component.count;
}
} else {
component.value = diff.join(oldString.slice(oldPos, oldPos + component.count));
oldPos += component.count;
}
}
return components;
}
}(base));
var character = {};
/*istanbul ignore start*/
Object.defineProperty(character, "__esModule", {
value: true
});
character.characterDiff = void 0;
character.diffChars = diffChars;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base$6 = _interopRequireDefault$7(base)
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$7(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
var characterDiff =
/*istanbul ignore start*/
character.characterDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$6
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
function diffChars(oldStr, newStr, options) {
return characterDiff.diff(oldStr, newStr, options);
}
var word = {};
var string = {};
/*istanbul ignore start*/
Object.defineProperty(string, "__esModule", {
value: true
});
string.hasOnlyUnixLineEndings = hasOnlyUnixLineEndings;
string.hasOnlyWinLineEndings = hasOnlyWinLineEndings;
string.longestCommonPrefix = longestCommonPrefix;
string.longestCommonSuffix = longestCommonSuffix;
string.maximumOverlap = maximumOverlap;
string.removePrefix = removePrefix;
string.removeSuffix = removeSuffix;
string.replacePrefix = replacePrefix;
string.replaceSuffix = replaceSuffix;
/*istanbul ignore end*/
function longestCommonPrefix(str1, str2) {
var i;
for (i = 0; i < str1.length && i < str2.length; i++) {
if (str1[i] != str2[i]) {
return str1.slice(0, i);
}
}
return str1.slice(0, i);
}
function longestCommonSuffix(str1, str2) {
var i;
// Unlike longestCommonPrefix, we need a special case to handle all scenarios
// where we return the empty string since str1.slice(-0) will return the
// entire string.
if (!str1 || !str2 || str1[str1.length - 1] != str2[str2.length - 1]) {
return '';
}
for (i = 0; i < str1.length && i < str2.length; i++) {
if (str1[str1.length - (i + 1)] != str2[str2.length - (i + 1)]) {
return str1.slice(-i);
}
}
return str1.slice(-i);
}
function replacePrefix(string, oldPrefix, newPrefix) {
if (string.slice(0, oldPrefix.length) != oldPrefix) {
throw Error(
/*istanbul ignore start*/
"string ".concat(
/*istanbul ignore end*/
JSON.stringify(string), " doesn't start with prefix ").concat(JSON.stringify(oldPrefix), "; this is a bug"));
}
return newPrefix + string.slice(oldPrefix.length);
}
function replaceSuffix(string, oldSuffix, newSuffix) {
if (!oldSuffix) {
return string + newSuffix;
}
if (string.slice(-oldSuffix.length) != oldSuffix) {
throw Error(
/*istanbul ignore start*/
"string ".concat(
/*istanbul ignore end*/
JSON.stringify(string), " doesn't end with suffix ").concat(JSON.stringify(oldSuffix), "; this is a bug"));
}
return string.slice(0, -oldSuffix.length) + newSuffix;
}
function removePrefix(string, oldPrefix) {
return replacePrefix(string, oldPrefix, '');
}
function removeSuffix(string, oldSuffix) {
return replaceSuffix(string, oldSuffix, '');
}
function maximumOverlap(string1, string2) {
return string2.slice(0, overlapCount(string1, string2));
}
// Nicked from https://stackoverflow.com/a/60422853/1709587
function overlapCount(a, b) {
// Deal with cases where the strings differ in length
var startA = 0;
if (a.length > b.length) {
startA = a.length - b.length;
}
var endB = b.length;
if (a.length < b.length) {
endB = a.length;
}
// Create a back-reference for each index
// that should be followed in case of a mismatch.
// We only need B to make these references:
var map = Array(endB);
var k = 0; // Index that lags behind j
map[0] = 0;
for (var j = 1; j < endB; j++) {
if (b[j] == b[k]) {
map[j] = map[k]; // skip over the same character (optional optimisation)
} else {
map[j] = k;
}
while (k > 0 && b[j] != b[k]) {
k = map[k];
}
if (b[j] == b[k]) {
k++;
}
}
// Phase 2: use these references while iterating over A
k = 0;
for (var i = startA; i < a.length; i++) {
while (k > 0 && a[i] != b[k]) {
k = map[k];
}
if (a[i] == b[k]) {
k++;
}
}
return k;
}
/**
* Returns true if the string consistently uses Windows line endings.
*/
function hasOnlyWinLineEndings(string) {
return string.includes('\r\n') && !string.startsWith('\n') && !string.match(/[^\r]\n/);
}
/**
* Returns true if the string consistently uses Unix line endings.
*/
function hasOnlyUnixLineEndings(string) {
return !string.includes('\r\n') && string.includes('\n');
}
/*istanbul ignore start*/
Object.defineProperty(word, "__esModule", {
value: true
});
word.diffWords = diffWords;
word.diffWordsWithSpace = diffWordsWithSpace;
word.wordWithSpaceDiff = word.wordDiff = void 0;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base$5 = _interopRequireDefault$6(base)
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_string$1 = string
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$6(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
// Based on https://en.wikipedia.org/wiki/Latin_script_in_Unicode
//
// Ranges and exceptions:
// Latin-1 Supplement, 0080–00FF
// - U+00D7 × Multiplication sign
// - U+00F7 ÷ Division sign
// Latin Extended-A, 0100–017F
// Latin Extended-B, 0180–024F
// IPA Extensions, 0250–02AF
// Spacing Modifier Letters, 02B0–02FF
// - U+02C7 ˇ &#711; Caron
// - U+02D8 ˘ &#728; Breve
// - U+02D9 ˙ &#729; Dot Above
// - U+02DA ˚ &#730; Ring Above
// - U+02DB ˛ &#731; Ogonek
// - U+02DC ˜ &#732; Small Tilde
// - U+02DD ˝ &#733; Double Acute Accent
// Latin Extended Additional, 1E00–1EFF
var extendedWordChars = "a-zA-Z0-9_\\u{C0}-\\u{FF}\\u{D8}-\\u{F6}\\u{F8}-\\u{2C6}\\u{2C8}-\\u{2D7}\\u{2DE}-\\u{2FF}\\u{1E00}-\\u{1EFF}";
// Each token is one of the following:
// - A punctuation mark plus the surrounding whitespace
// - A word plus the surrounding whitespace
// - Pure whitespace (but only in the special case where this the entire text
// is just whitespace)
//
// We have to include surrounding whitespace in the tokens because the two
// alternative approaches produce horribly broken results:
// * If we just discard the whitespace, we can't fully reproduce the original
// text from the sequence of tokens and any attempt to render the diff will
// get the whitespace wrong.
// * If we have separate tokens for whitespace, then in a typical text every
// second token will be a single space character. But this often results in
// the optimal diff between two texts being a perverse one that preserves
// the spaces between words but deletes and reinserts actual common words.
// See https://github.com/kpdecker/jsdiff/issues/160#issuecomment-1866099640
// for an example.
//
// Keeping the surrounding whitespace of course has implications for .equals
// and .join, not just .tokenize.
// This regex does NOT fully implement the tokenization rules described above.
// Instead, it gives runs of whitespace their own "token". The tokenize method
// then handles stitching whitespace tokens onto adjacent word or punctuation
// tokens.
var tokenizeIncludingWhitespace = new RegExp(
/*istanbul ignore start*/
"[".concat(
/*istanbul ignore end*/
extendedWordChars, "]+|\\s+|[^").concat(extendedWordChars, "]"), 'ug');
var wordDiff =
/*istanbul ignore start*/
word.wordDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$5
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
wordDiff.equals = function (left, right, options) {
if (options.ignoreCase) {
left = left.toLowerCase();
right = right.toLowerCase();
}
return left.trim() === right.trim();
};
wordDiff.tokenize = function (value) {
/*istanbul ignore start*/
var
/*istanbul ignore end*/
options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var parts;
if (options.intlSegmenter) {
if (options.intlSegmenter.resolvedOptions().granularity != 'word') {
throw new Error('The segmenter passed must have a granularity of "word"');
}
parts = Array.from(options.intlSegmenter.segment(value), function (segment)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
segment.segment
);
});
} else {
parts = value.match(tokenizeIncludingWhitespace) || [];
}
var tokens = [];
var prevPart = null;
parts.forEach(function (part) {
if (/\s/.test(part)) {
if (prevPart == null) {
tokens.push(part);
} else {
tokens.push(tokens.pop() + part);
}
} else if (/\s/.test(prevPart)) {
if (tokens[tokens.length - 1] == prevPart) {
tokens.push(tokens.pop() + part);
} else {
tokens.push(prevPart + part);
}
} else {
tokens.push(part);
}
prevPart = part;
});
return tokens;
};
wordDiff.join = function (tokens) {
// Tokens being joined here will always have appeared consecutively in the
// same text, so we can simply strip off the leading whitespace from all the
// tokens except the first (and except any whitespace-only tokens - but such
// a token will always be the first and only token anyway) and then join them
// and the whitespace around words and punctuation will end up correct.
return tokens.map(function (token, i) {
if (i == 0) {
return token;
} else {
return token.replace(/^\s+/, '');
}
}).join('');
};
wordDiff.postProcess = function (changes, options) {
if (!changes || options.oneChangePerToken) {
return changes;
}
var lastKeep = null;
// Change objects representing any insertion or deletion since the last
// "keep" change object. There can be at most one of each.
var insertion = null;
var deletion = null;
changes.forEach(function (change) {
if (change.added) {
insertion = change;
} else if (change.removed) {
deletion = change;
} else {
if (insertion || deletion) {
// May be false at start of text
dedupeWhitespaceInChangeObjects(lastKeep, deletion, insertion, change);
}
lastKeep = change;
insertion = null;
deletion = null;
}
});
if (insertion || deletion) {
dedupeWhitespaceInChangeObjects(lastKeep, deletion, insertion, null);
}
return changes;
};
function diffWords(oldStr, newStr, options) {
// This option has never been documented and never will be (it's clearer to
// just call `diffWordsWithSpace` directly if you need that behavior), but
// has existed in jsdiff for a long time, so we retain support for it here
// for the sake of backwards compatibility.
if (
/*istanbul ignore start*/
(
/*istanbul ignore end*/
options === null || options === void 0 ? void 0 : options.ignoreWhitespace) != null && !options.ignoreWhitespace) {
return diffWordsWithSpace(oldStr, newStr, options);
}
return wordDiff.diff(oldStr, newStr, options);
}
function dedupeWhitespaceInChangeObjects(startKeep, deletion, insertion, endKeep) {
// Before returning, we tidy up the leading and trailing whitespace of the
// change objects to eliminate cases where trailing whitespace in one object
// is repeated as leading whitespace in the next.
// Below are examples of the outcomes we want here to explain the code.
// I=insert, K=keep, D=delete
// 1. diffing 'foo bar baz' vs 'foo baz'
// Prior to cleanup, we have K:'foo ' D:' bar ' K:' baz'
// After cleanup, we want: K:'foo ' D:'bar ' K:'baz'
//
// 2. Diffing 'foo bar baz' vs 'foo qux baz'
// Prior to cleanup, we have K:'foo ' D:' bar ' I:' qux ' K:' baz'
// After cleanup, we want K:'foo ' D:'bar' I:'qux' K:' baz'
//
// 3. Diffing 'foo\nbar baz' vs 'foo baz'
// Prior to cleanup, we have K:'foo ' D:'\nbar ' K:' baz'
// After cleanup, we want K'foo' D:'\nbar' K:' baz'
//
// 4. Diffing 'foo baz' vs 'foo\nbar baz'
// Prior to cleanup, we have K:'foo\n' I:'\nbar ' K:' baz'
// After cleanup, we ideally want K'foo' I:'\nbar' K:' baz'
// but don't actually manage this currently (the pre-cleanup change
// objects don't contain enough information to make it possible).
//
// 5. Diffing 'foo bar baz' vs 'foo baz'
// Prior to cleanup, we have K:'foo ' D:' bar ' K:' baz'
// After cleanup, we want K:'foo ' D:' bar ' K:'baz'
//
// Our handling is unavoidably imperfect in the case where there's a single
// indel between keeps and the whitespace has changed. For instance, consider
// diffing 'foo\tbar\nbaz' vs 'foo baz'. Unless we create an extra change
// object to represent the insertion of the space character (which isn't even
// a token), we have no way to avoid losing information about the texts'
// original whitespace in the result we return. Still, we do our best to
// output something that will look sensible if we e.g. print it with
// insertions in green and deletions in red.
// Between two "keep" change objects (or before the first or after the last
// change object), we can have either:
// * A "delete" followed by an "insert"
// * Just an "insert"
// * Just a "delete"
// We handle the three cases separately.
if (deletion && insertion) {
var oldWsPrefix = deletion.value.match(/^\s*/)[0];
var oldWsSuffix = deletion.value.match(/\s*$/)[0];
var newWsPrefix = insertion.value.match(/^\s*/)[0];
var newWsSuffix = insertion.value.match(/\s*$/)[0];
if (startKeep) {
var commonWsPrefix =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
longestCommonPrefix)
/*istanbul ignore end*/
(oldWsPrefix, newWsPrefix);
startKeep.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
replaceSuffix)
/*istanbul ignore end*/
(startKeep.value, newWsPrefix, commonWsPrefix);
deletion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removePrefix)
/*istanbul ignore end*/
(deletion.value, commonWsPrefix);
insertion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removePrefix)
/*istanbul ignore end*/
(insertion.value, commonWsPrefix);
}
if (endKeep) {
var commonWsSuffix =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
longestCommonSuffix)
/*istanbul ignore end*/
(oldWsSuffix, newWsSuffix);
endKeep.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
replacePrefix)
/*istanbul ignore end*/
(endKeep.value, newWsSuffix, commonWsSuffix);
deletion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removeSuffix)
/*istanbul ignore end*/
(deletion.value, commonWsSuffix);
insertion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removeSuffix)
/*istanbul ignore end*/
(insertion.value, commonWsSuffix);
}
} else if (insertion) {
// The whitespaces all reflect what was in the new text rather than
// the old, so we essentially have no information about whitespace
// insertion or deletion. We just want to dedupe the whitespace.
// We do that by having each change object keep its trailing
// whitespace and deleting duplicate leading whitespace where
// present.
if (startKeep) {
insertion.value = insertion.value.replace(/^\s*/, '');
}
if (endKeep) {
endKeep.value = endKeep.value.replace(/^\s*/, '');
}
// otherwise we've got a deletion and no insertion
} else if (startKeep && endKeep) {
var newWsFull = endKeep.value.match(/^\s*/)[0],
delWsStart = deletion.value.match(/^\s*/)[0],
delWsEnd = deletion.value.match(/\s*$/)[0];
// Any whitespace that comes straight after startKeep in both the old and
// new texts, assign to startKeep and remove from the deletion.
var newWsStart =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
longestCommonPrefix)
/*istanbul ignore end*/
(newWsFull, delWsStart);
deletion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removePrefix)
/*istanbul ignore end*/
(deletion.value, newWsStart);
// Any whitespace that comes straight before endKeep in both the old and
// new texts, and hasn't already been assigned to startKeep, assign to
// endKeep and remove from the deletion.
var newWsEnd =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
longestCommonSuffix)
/*istanbul ignore end*/
(
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removePrefix)
/*istanbul ignore end*/
(newWsFull, newWsStart), delWsEnd);
deletion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removeSuffix)
/*istanbul ignore end*/
(deletion.value, newWsEnd);
endKeep.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
replacePrefix)
/*istanbul ignore end*/
(endKeep.value, newWsFull, newWsEnd);
// If there's any whitespace from the new text that HASN'T already been
// assigned, assign it to the start:
startKeep.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
replaceSuffix)
/*istanbul ignore end*/
(startKeep.value, newWsFull, newWsFull.slice(0, newWsFull.length - newWsEnd.length));
} else if (endKeep) {
// We are at the start of the text. Preserve all the whitespace on
// endKeep, and just remove whitespace from the end of deletion to the
// extent that it overlaps with the start of endKeep.
var endKeepWsPrefix = endKeep.value.match(/^\s*/)[0];
var deletionWsSuffix = deletion.value.match(/\s*$/)[0];
var overlap =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
maximumOverlap)
/*istanbul ignore end*/
(deletionWsSuffix, endKeepWsPrefix);
deletion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removeSuffix)
/*istanbul ignore end*/
(deletion.value, overlap);
} else if (startKeep) {
// We are at the END of the text. Preserve all the whitespace on
// startKeep, and just remove whitespace from the start of deletion to
// the extent that it overlaps with the end of startKeep.
var startKeepWsSuffix = startKeep.value.match(/\s*$/)[0];
var deletionWsPrefix = deletion.value.match(/^\s*/)[0];
var _overlap =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
maximumOverlap)
/*istanbul ignore end*/
(startKeepWsSuffix, deletionWsPrefix);
deletion.value =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
removePrefix)
/*istanbul ignore end*/
(deletion.value, _overlap);
}
}
var wordWithSpaceDiff =
/*istanbul ignore start*/
word.wordWithSpaceDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$5
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
wordWithSpaceDiff.tokenize = function (value) {
// Slightly different to the tokenizeIncludingWhitespace regex used above in
// that this one treats each individual newline as a distinct tokens, rather
// than merging them into other surrounding whitespace. This was requested
// in https://github.com/kpdecker/jsdiff/issues/180 &
// https://github.com/kpdecker/jsdiff/issues/211
var regex = new RegExp(
/*istanbul ignore start*/
"(\\r?\\n)|[".concat(
/*istanbul ignore end*/
extendedWordChars, "]+|[^\\S\\n\\r]+|[^").concat(extendedWordChars, "]"), 'ug');
return value.match(regex) || [];
};
function diffWordsWithSpace(oldStr, newStr, options) {
return wordWithSpaceDiff.diff(oldStr, newStr, options);
}
var line = {};
var params = {};
/*istanbul ignore start*/
Object.defineProperty(params, "__esModule", {
value: true
});
params.generateOptions = generateOptions;
/*istanbul ignore end*/
function generateOptions(options, defaults) {
if (typeof options === 'function') {
defaults.callback = options;
} else if (options) {
for (var name in options) {
/* istanbul ignore else */
if (options.hasOwnProperty(name)) {
defaults[name] = options[name];
}
}
}
return defaults;
}
/*istanbul ignore start*/
Object.defineProperty(line, "__esModule", {
value: true
});
line.diffLines = diffLines;
line.diffTrimmedLines = diffTrimmedLines;
line.lineDiff = void 0;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base$4 = _interopRequireDefault$5(base)
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_params = params
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$5(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
var lineDiff =
/*istanbul ignore start*/
line.lineDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$4
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
lineDiff.tokenize = function (value, options) {
if (options.stripTrailingCr) {
// remove one \r before \n to match GNU diff's --strip-trailing-cr behavior
value = value.replace(/\r\n/g, '\n');
}
var retLines = [],
linesAndNewlines = value.split(/(\n|\r\n)/);
// Ignore the final empty token that occurs if the string ends with a new line
if (!linesAndNewlines[linesAndNewlines.length - 1]) {
linesAndNewlines.pop();
}
// Merge the content and line separators into single tokens
for (var i = 0; i < linesAndNewlines.length; i++) {
var line = linesAndNewlines[i];
if (i % 2 && !options.newlineIsToken) {
retLines[retLines.length - 1] += line;
} else {
retLines.push(line);
}
}
return retLines;
};
lineDiff.equals = function (left, right, options) {
// If we're ignoring whitespace, we need to normalise lines by stripping
// whitespace before checking equality. (This has an annoying interaction
// with newlineIsToken that requires special handling: if newlines get their
// own token, then we DON'T want to trim the *newline* tokens down to empty
// strings, since this would cause us to treat whitespace-only line content
// as equal to a separator between lines, which would be weird and
// inconsistent with the documented behavior of the options.)
if (options.ignoreWhitespace) {
if (!options.newlineIsToken || !left.includes('\n')) {
left = left.trim();
}
if (!options.newlineIsToken || !right.includes('\n')) {
right = right.trim();
}
} else if (options.ignoreNewlineAtEof && !options.newlineIsToken) {
if (left.endsWith('\n')) {
left = left.slice(0, -1);
}
if (right.endsWith('\n')) {
right = right.slice(0, -1);
}
}
return (
/*istanbul ignore start*/
_base$4
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
].prototype.equals.call(this, left, right, options)
);
};
function diffLines(oldStr, newStr, callback) {
return lineDiff.diff(oldStr, newStr, callback);
}
// Kept for backwards compatibility. This is a rather arbitrary wrapper method
// that just calls `diffLines` with `ignoreWhitespace: true`. It's confusing to
// have two ways to do exactly the same thing in the API, so we no longer
// document this one (library users should explicitly use `diffLines` with
// `ignoreWhitespace: true` instead) but we keep it around to maintain
// compatibility with code that used old versions.
function diffTrimmedLines(oldStr, newStr, callback) {
var options =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _params
/*istanbul ignore end*/
.
/*istanbul ignore start*/
generateOptions)
/*istanbul ignore end*/
(callback, {
ignoreWhitespace: true
});
return lineDiff.diff(oldStr, newStr, options);
}
var sentence = {};
/*istanbul ignore start*/
Object.defineProperty(sentence, "__esModule", {
value: true
});
sentence.diffSentences = diffSentences;
sentence.sentenceDiff = void 0;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base$3 = _interopRequireDefault$4(base)
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$4(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
var sentenceDiff =
/*istanbul ignore start*/
sentence.sentenceDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$3
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
sentenceDiff.tokenize = function (value) {
return value.split(/(\S.+?[.!?])(?=\s+|$)/);
};
function diffSentences(oldStr, newStr, callback) {
return sentenceDiff.diff(oldStr, newStr, callback);
}
var css = {};
/*istanbul ignore start*/
Object.defineProperty(css, "__esModule", {
value: true
});
css.cssDiff = void 0;
css.diffCss = diffCss;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base$2 = _interopRequireDefault$3(base)
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$3(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
var cssDiff =
/*istanbul ignore start*/
css.cssDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$2
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
cssDiff.tokenize = function (value) {
return value.split(/([{}:;,]|\s+)/);
};
function diffCss(oldStr, newStr, callback) {
return cssDiff.diff(oldStr, newStr, callback);
}
var json$1 = {};
/*istanbul ignore start*/
Object.defineProperty(json$1, "__esModule", {
value: true
});
json$1.canonicalize = canonicalize;
json$1.diffJson = diffJson;
json$1.jsonDiff = void 0;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base$1 = _interopRequireDefault$2(base)
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_line$1 = line
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$2(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof$3(o) { "@babel/helpers - typeof"; return _typeof$3 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof$3(o); }
/*istanbul ignore end*/
var jsonDiff =
/*istanbul ignore start*/
json$1.jsonDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base$1
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
// Discriminate between two lines of pretty-printed, serialized JSON where one of them has a
// dangling comma and the other doesn't. Turns out including the dangling comma yields the nicest output:
jsonDiff.useLongestToken = true;
jsonDiff.tokenize =
/*istanbul ignore start*/
_line$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
lineDiff
/*istanbul ignore end*/
.tokenize;
jsonDiff.castInput = function (value, options) {
var
/*istanbul ignore start*/
/*istanbul ignore end*/
undefinedReplacement = options.undefinedReplacement,
/*istanbul ignore start*/
_options$stringifyRep =
/*istanbul ignore end*/
options.stringifyReplacer,
/*istanbul ignore start*/
/*istanbul ignore end*/
stringifyReplacer = _options$stringifyRep === void 0 ? function (k, v)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
typeof v === 'undefined' ? undefinedReplacement : v
);
} : _options$stringifyRep;
return typeof value === 'string' ? value : JSON.stringify(canonicalize(value, null, null, stringifyReplacer), stringifyReplacer, ' ');
};
jsonDiff.equals = function (left, right, options) {
return (
/*istanbul ignore start*/
_base$1
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
].prototype.equals.call(jsonDiff, left.replace(/,([\r\n])/g, '$1'), right.replace(/,([\r\n])/g, '$1'), options)
);
};
function diffJson(oldObj, newObj, options) {
return jsonDiff.diff(oldObj, newObj, options);
}
// This function handles the presence of circular references by bailing out when encountering an
// object that is already on the "stack" of items being processed. Accepts an optional replacer
function canonicalize(obj, stack, replacementStack, replacer, key) {
stack = stack || [];
replacementStack = replacementStack || [];
if (replacer) {
obj = replacer(key, obj);
}
var i;
for (i = 0; i < stack.length; i += 1) {
if (stack[i] === obj) {
return replacementStack[i];
}
}
var canonicalizedObj;
if ('[object Array]' === Object.prototype.toString.call(obj)) {
stack.push(obj);
canonicalizedObj = new Array(obj.length);
replacementStack.push(canonicalizedObj);
for (i = 0; i < obj.length; i += 1) {
canonicalizedObj[i] = canonicalize(obj[i], stack, replacementStack, replacer, key);
}
stack.pop();
replacementStack.pop();
return canonicalizedObj;
}
if (obj && obj.toJSON) {
obj = obj.toJSON();
}
if (
/*istanbul ignore start*/
_typeof$3(
/*istanbul ignore end*/
obj) === 'object' && obj !== null) {
stack.push(obj);
canonicalizedObj = {};
replacementStack.push(canonicalizedObj);
var sortedKeys = [],
_key;
for (_key in obj) {
/* istanbul ignore else */
if (Object.prototype.hasOwnProperty.call(obj, _key)) {
sortedKeys.push(_key);
}
}
sortedKeys.sort();
for (i = 0; i < sortedKeys.length; i += 1) {
_key = sortedKeys[i];
canonicalizedObj[_key] = canonicalize(obj[_key], stack, replacementStack, replacer, _key);
}
stack.pop();
replacementStack.pop();
} else {
canonicalizedObj = obj;
}
return canonicalizedObj;
}
var array$1 = {};
/*istanbul ignore start*/
Object.defineProperty(array$1, "__esModule", {
value: true
});
array$1.arrayDiff = void 0;
array$1.diffArrays = diffArrays;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base = _interopRequireDefault$1(base)
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault$1(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
var arrayDiff =
/*istanbul ignore start*/
array$1.arrayDiff =
/*istanbul ignore end*/
new
/*istanbul ignore start*/
_base
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
]();
arrayDiff.tokenize = function (value) {
return value.slice();
};
arrayDiff.join = arrayDiff.removeEmpty = function (value) {
return value;
};
function diffArrays(oldArr, newArr, callback) {
return arrayDiff.diff(oldArr, newArr, callback);
}
var apply = {};
var lineEndings = {};
/*istanbul ignore start*/
Object.defineProperty(lineEndings, "__esModule", {
value: true
});
lineEndings.isUnix = isUnix;
lineEndings.isWin = isWin;
lineEndings.unixToWin = unixToWin;
lineEndings.winToUnix = winToUnix;
function _typeof$2(o) { "@babel/helpers - typeof"; return _typeof$2 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof$2(o); }
function ownKeys$2(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread$2(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys$2(Object(t), !0).forEach(function (r) { _defineProperty$2(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys$2(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty$2(obj, key, value) { key = _toPropertyKey$2(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey$2(t) { var i = _toPrimitive$2(t, "string"); return "symbol" == _typeof$2(i) ? i : i + ""; }
function _toPrimitive$2(t, r) { if ("object" != _typeof$2(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof$2(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/*istanbul ignore end*/
function unixToWin(patch) {
if (Array.isArray(patch)) {
return patch.map(unixToWin);
}
return (
/*istanbul ignore start*/
_objectSpread$2(_objectSpread$2({},
/*istanbul ignore end*/
patch), {}, {
hunks: patch.hunks.map(function (hunk)
/*istanbul ignore start*/
{
return _objectSpread$2(_objectSpread$2({},
/*istanbul ignore end*/
hunk), {}, {
lines: hunk.lines.map(function (line, i)
/*istanbul ignore start*/
{
var _hunk$lines;
return (
/*istanbul ignore end*/
line.startsWith('\\') || line.endsWith('\r') ||
/*istanbul ignore start*/
(_hunk$lines =
/*istanbul ignore end*/
hunk.lines[i + 1]) !== null && _hunk$lines !== void 0 &&
/*istanbul ignore start*/
_hunk$lines
/*istanbul ignore end*/
.startsWith('\\') ? line : line + '\r'
);
})
});
})
})
);
}
function winToUnix(patch) {
if (Array.isArray(patch)) {
return patch.map(winToUnix);
}
return (
/*istanbul ignore start*/
_objectSpread$2(_objectSpread$2({},
/*istanbul ignore end*/
patch), {}, {
hunks: patch.hunks.map(function (hunk)
/*istanbul ignore start*/
{
return _objectSpread$2(_objectSpread$2({},
/*istanbul ignore end*/
hunk), {}, {
lines: hunk.lines.map(function (line)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
line.endsWith('\r') ? line.substring(0, line.length - 1) : line
);
})
});
})
})
);
}
/**
* Returns true if the patch consistently uses Unix line endings (or only involves one line and has
* no line endings).
*/
function isUnix(patch) {
if (!Array.isArray(patch)) {
patch = [patch];
}
return !patch.some(function (index)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
index.hunks.some(function (hunk)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
hunk.lines.some(function (line)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
!line.startsWith('\\') && line.endsWith('\r')
);
})
);
})
);
});
}
/**
* Returns true if the patch uses Windows line endings and only Windows line endings.
*/
function isWin(patch) {
if (!Array.isArray(patch)) {
patch = [patch];
}
return patch.some(function (index)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
index.hunks.some(function (hunk)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
hunk.lines.some(function (line)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
line.endsWith('\r')
);
})
);
})
);
}) && patch.every(function (index)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
index.hunks.every(function (hunk)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
hunk.lines.every(function (line, i)
/*istanbul ignore start*/
{
var _hunk$lines2;
return (
/*istanbul ignore end*/
line.startsWith('\\') || line.endsWith('\r') ||
/*istanbul ignore start*/
((_hunk$lines2 =
/*istanbul ignore end*/
hunk.lines[i + 1]) === null || _hunk$lines2 === void 0 ? void 0 :
/*istanbul ignore start*/
_hunk$lines2
/*istanbul ignore end*/
.startsWith('\\'))
);
})
);
})
);
});
}
var parse$2 = {};
/*istanbul ignore start*/
Object.defineProperty(parse$2, "__esModule", {
value: true
});
parse$2.parsePatch = parsePatch;
/*istanbul ignore end*/
function parsePatch(uniDiff) {
var diffstr = uniDiff.split(/\n/),
list = [],
i = 0;
function parseIndex() {
var index = {};
list.push(index);
// Parse diff metadata
while (i < diffstr.length) {
var line = diffstr[i];
// File header found, end parsing diff metadata
if (/^(\-\-\-|\+\+\+|@@)\s/.test(line)) {
break;
}
// Diff index
var header = /^(?:Index:|diff(?: -r \w+)+)\s+(.+?)\s*$/.exec(line);
if (header) {
index.index = header[1];
}
i++;
}
// Parse file headers if they are defined. Unified diff requires them, but
// there's no technical issues to have an isolated hunk without file header
parseFileHeader(index);
parseFileHeader(index);
// Parse hunks
index.hunks = [];
while (i < diffstr.length) {
var _line = diffstr[i];
if (/^(Index:\s|diff\s|\-\-\-\s|\+\+\+\s|===================================================================)/.test(_line)) {
break;
} else if (/^@@/.test(_line)) {
index.hunks.push(parseHunk());
} else if (_line) {
throw new Error('Unknown line ' + (i + 1) + ' ' + JSON.stringify(_line));
} else {
i++;
}
}
}
// Parses the --- and +++ headers, if none are found, no lines
// are consumed.
function parseFileHeader(index) {
var fileHeader = /^(---|\+\+\+)\s+(.*)\r?$/.exec(diffstr[i]);
if (fileHeader) {
var keyPrefix = fileHeader[1] === '---' ? 'old' : 'new';
var data = fileHeader[2].split('\t', 2);
var fileName = data[0].replace(/\\\\/g, '\\');
if (/^".*"$/.test(fileName)) {
fileName = fileName.substr(1, fileName.length - 2);
}
index[keyPrefix + 'FileName'] = fileName;
index[keyPrefix + 'Header'] = (data[1] || '').trim();
i++;
}
}
// Parses a hunk
// This assumes that we are at the start of a hunk.
function parseHunk() {
var chunkHeaderIndex = i,
chunkHeaderLine = diffstr[i++],
chunkHeader = chunkHeaderLine.split(/@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@/);
var hunk = {
oldStart: +chunkHeader[1],
oldLines: typeof chunkHeader[2] === 'undefined' ? 1 : +chunkHeader[2],
newStart: +chunkHeader[3],
newLines: typeof chunkHeader[4] === 'undefined' ? 1 : +chunkHeader[4],
lines: []
};
// Unified Diff Format quirk: If the chunk size is 0,
// the first number is one lower than one would expect.
// https://www.artima.com/weblogs/viewpost.jsp?thread=164293
if (hunk.oldLines === 0) {
hunk.oldStart += 1;
}
if (hunk.newLines === 0) {
hunk.newStart += 1;
}
var addCount = 0,
removeCount = 0;
for (; i < diffstr.length && (removeCount < hunk.oldLines || addCount < hunk.newLines ||
/*istanbul ignore start*/
(_diffstr$i =
/*istanbul ignore end*/
diffstr[i]) !== null && _diffstr$i !== void 0 &&
/*istanbul ignore start*/
_diffstr$i
/*istanbul ignore end*/
.startsWith('\\')); i++) {
/*istanbul ignore start*/
var _diffstr$i;
/*istanbul ignore end*/
var operation = diffstr[i].length == 0 && i != diffstr.length - 1 ? ' ' : diffstr[i][0];
if (operation === '+' || operation === '-' || operation === ' ' || operation === '\\') {
hunk.lines.push(diffstr[i]);
if (operation === '+') {
addCount++;
} else if (operation === '-') {
removeCount++;
} else if (operation === ' ') {
addCount++;
removeCount++;
}
} else {
throw new Error(
/*istanbul ignore start*/
"Hunk at line ".concat(
/*istanbul ignore end*/
chunkHeaderIndex + 1, " contained invalid line ").concat(diffstr[i]));
}
}
// Handle the empty block count case
if (!addCount && hunk.newLines === 1) {
hunk.newLines = 0;
}
if (!removeCount && hunk.oldLines === 1) {
hunk.oldLines = 0;
}
// Perform sanity checking
if (addCount !== hunk.newLines) {
throw new Error('Added line count did not match for hunk at line ' + (chunkHeaderIndex + 1));
}
if (removeCount !== hunk.oldLines) {
throw new Error('Removed line count did not match for hunk at line ' + (chunkHeaderIndex + 1));
}
return hunk;
}
while (i < diffstr.length) {
parseIndex();
}
return list;
}
var distanceIterator = {};
/*istanbul ignore start*/
(function (exports) {
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = _default;
/*istanbul ignore end*/
// Iterator that traverses in the range of [min, max], stepping
// by distance from a given start position. I.e. for [0, 4], with
// start of 2, this will iterate 2, 3, 1, 4, 0.
function
/*istanbul ignore start*/
_default
/*istanbul ignore end*/
(start, minLine, maxLine) {
var wantForward = true,
backwardExhausted = false,
forwardExhausted = false,
localOffset = 1;
return function iterator() {
if (wantForward && !forwardExhausted) {
if (backwardExhausted) {
localOffset++;
} else {
wantForward = false;
}
// Check if trying to fit beyond text length, and if not, check it fits
// after offset location (or desired location on first iteration)
if (start + localOffset <= maxLine) {
return start + localOffset;
}
forwardExhausted = true;
}
if (!backwardExhausted) {
if (!forwardExhausted) {
wantForward = true;
}
// Check if trying to fit before text beginning, and if not, check it fits
// before offset location
if (minLine <= start - localOffset) {
return start - localOffset++;
}
backwardExhausted = true;
return iterator();
}
// We tried to fit hunk before text beginning and beyond text length, then
// hunk can't fit on the text. Return undefined
};
}
}(distanceIterator));
/*istanbul ignore start*/
Object.defineProperty(apply, "__esModule", {
value: true
});
apply.applyPatch = applyPatch;
apply.applyPatches = applyPatches;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_string = string
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_lineEndings = lineEndings
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_parse$1 = parse$2
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_distanceIterator = _interopRequireDefault(distanceIterator)
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
function applyPatch(source, uniDiff) {
/*istanbul ignore start*/
var
/*istanbul ignore end*/
options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
if (typeof uniDiff === 'string') {
uniDiff =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _parse$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
parsePatch)
/*istanbul ignore end*/
(uniDiff);
}
if (Array.isArray(uniDiff)) {
if (uniDiff.length > 1) {
throw new Error('applyPatch only works with a single input.');
}
uniDiff = uniDiff[0];
}
if (options.autoConvertLineEndings || options.autoConvertLineEndings == null) {
if (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string
/*istanbul ignore end*/
.
/*istanbul ignore start*/
hasOnlyWinLineEndings)
/*istanbul ignore end*/
(source) &&
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _lineEndings
/*istanbul ignore end*/
.
/*istanbul ignore start*/
isUnix)
/*istanbul ignore end*/
(uniDiff)) {
uniDiff =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _lineEndings
/*istanbul ignore end*/
.
/*istanbul ignore start*/
unixToWin)
/*istanbul ignore end*/
(uniDiff);
} else if (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _string
/*istanbul ignore end*/
.
/*istanbul ignore start*/
hasOnlyUnixLineEndings)
/*istanbul ignore end*/
(source) &&
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _lineEndings
/*istanbul ignore end*/
.
/*istanbul ignore start*/
isWin)
/*istanbul ignore end*/
(uniDiff)) {
uniDiff =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _lineEndings
/*istanbul ignore end*/
.
/*istanbul ignore start*/
winToUnix)
/*istanbul ignore end*/
(uniDiff);
}
}
// Apply the diff to the input
var lines = source.split('\n'),
hunks = uniDiff.hunks,
compareLine = options.compareLine || function (lineNumber, line, operation, patchContent)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
line === patchContent
);
},
fuzzFactor = options.fuzzFactor || 0,
minLine = 0;
if (fuzzFactor < 0 || !Number.isInteger(fuzzFactor)) {
throw new Error('fuzzFactor must be a non-negative integer');
}
// Special case for empty patch.
if (!hunks.length) {
return source;
}
// Before anything else, handle EOFNL insertion/removal. If the patch tells us to make a change
// to the EOFNL that is redundant/impossible - i.e. to remove a newline that's not there, or add a
// newline that already exists - then we either return false and fail to apply the patch (if
// fuzzFactor is 0) or simply ignore the problem and do nothing (if fuzzFactor is >0).
// If we do need to remove/add a newline at EOF, this will always be in the final hunk:
var prevLine = '',
removeEOFNL = false,
addEOFNL = false;
for (var i = 0; i < hunks[hunks.length - 1].lines.length; i++) {
var line = hunks[hunks.length - 1].lines[i];
if (line[0] == '\\') {
if (prevLine[0] == '+') {
removeEOFNL = true;
} else if (prevLine[0] == '-') {
addEOFNL = true;
}
}
prevLine = line;
}
if (removeEOFNL) {
if (addEOFNL) {
// This means the final line gets changed but doesn't have a trailing newline in either the
// original or patched version. In that case, we do nothing if fuzzFactor > 0, and if
// fuzzFactor is 0, we simply validate that the source file has no trailing newline.
if (!fuzzFactor && lines[lines.length - 1] == '') {
return false;
}
} else if (lines[lines.length - 1] == '') {
lines.pop();
} else if (!fuzzFactor) {
return false;
}
} else if (addEOFNL) {
if (lines[lines.length - 1] != '') {
lines.push('');
} else if (!fuzzFactor) {
return false;
}
}
/**
* Checks if the hunk can be made to fit at the provided location with at most `maxErrors`
* insertions, substitutions, or deletions, while ensuring also that:
* - lines deleted in the hunk match exactly, and
* - wherever an insertion operation or block of insertion operations appears in the hunk, the
* immediately preceding and following lines of context match exactly
*
* `toPos` should be set such that lines[toPos] is meant to match hunkLines[0].
*
* If the hunk can be applied, returns an object with properties `oldLineLastI` and
* `replacementLines`. Otherwise, returns null.
*/
function applyHunk(hunkLines, toPos, maxErrors) {
/*istanbul ignore start*/
var
/*istanbul ignore end*/
hunkLinesI = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 0;
/*istanbul ignore start*/
var
/*istanbul ignore end*/
lastContextLineMatched = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : true;
/*istanbul ignore start*/
var
/*istanbul ignore end*/
patchedLines = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : [];
/*istanbul ignore start*/
var
/*istanbul ignore end*/
patchedLinesLength = arguments.length > 6 && arguments[6] !== undefined ? arguments[6] : 0;
var nConsecutiveOldContextLines = 0;
var nextContextLineMustMatch = false;
for (; hunkLinesI < hunkLines.length; hunkLinesI++) {
var hunkLine = hunkLines[hunkLinesI],
operation = hunkLine.length > 0 ? hunkLine[0] : ' ',
content = hunkLine.length > 0 ? hunkLine.substr(1) : hunkLine;
if (operation === '-') {
if (compareLine(toPos + 1, lines[toPos], operation, content)) {
toPos++;
nConsecutiveOldContextLines = 0;
} else {
if (!maxErrors || lines[toPos] == null) {
return null;
}
patchedLines[patchedLinesLength] = lines[toPos];
return applyHunk(hunkLines, toPos + 1, maxErrors - 1, hunkLinesI, false, patchedLines, patchedLinesLength + 1);
}
}
if (operation === '+') {
if (!lastContextLineMatched) {
return null;
}
patchedLines[patchedLinesLength] = content;
patchedLinesLength++;
nConsecutiveOldContextLines = 0;
nextContextLineMustMatch = true;
}
if (operation === ' ') {
nConsecutiveOldContextLines++;
patchedLines[patchedLinesLength] = lines[toPos];
if (compareLine(toPos + 1, lines[toPos], operation, content)) {
patchedLinesLength++;
lastContextLineMatched = true;
nextContextLineMustMatch = false;
toPos++;
} else {
if (nextContextLineMustMatch || !maxErrors) {
return null;
}
// Consider 3 possibilities in sequence:
// 1. lines contains a *substitution* not included in the patch context, or
// 2. lines contains an *insertion* not included in the patch context, or
// 3. lines contains a *deletion* not included in the patch context
// The first two options are of course only possible if the line from lines is non-null -
// i.e. only option 3 is possible if we've overrun the end of the old file.
return lines[toPos] && (applyHunk(hunkLines, toPos + 1, maxErrors - 1, hunkLinesI + 1, false, patchedLines, patchedLinesLength + 1) || applyHunk(hunkLines, toPos + 1, maxErrors - 1, hunkLinesI, false, patchedLines, patchedLinesLength + 1)) || applyHunk(hunkLines, toPos, maxErrors - 1, hunkLinesI + 1, false, patchedLines, patchedLinesLength);
}
}
}
// Before returning, trim any unmodified context lines off the end of patchedLines and reduce
// toPos (and thus oldLineLastI) accordingly. This allows later hunks to be applied to a region
// that starts in this hunk's trailing context.
patchedLinesLength -= nConsecutiveOldContextLines;
toPos -= nConsecutiveOldContextLines;
patchedLines.length = patchedLinesLength;
return {
patchedLines: patchedLines,
oldLineLastI: toPos - 1
};
}
var resultLines = [];
// Search best fit offsets for each hunk based on the previous ones
var prevHunkOffset = 0;
for (var _i = 0; _i < hunks.length; _i++) {
var hunk = hunks[_i];
var hunkResult =
/*istanbul ignore start*/
void 0
/*istanbul ignore end*/
;
var maxLine = lines.length - hunk.oldLines + fuzzFactor;
var toPos =
/*istanbul ignore start*/
void 0
/*istanbul ignore end*/
;
for (var maxErrors = 0; maxErrors <= fuzzFactor; maxErrors++) {
toPos = hunk.oldStart + prevHunkOffset - 1;
var iterator =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _distanceIterator
/*istanbul ignore end*/
[
/*istanbul ignore start*/
"default"
/*istanbul ignore end*/
])(toPos, minLine, maxLine);
for (; toPos !== undefined; toPos = iterator()) {
hunkResult = applyHunk(hunk.lines, toPos, maxErrors);
if (hunkResult) {
break;
}
}
if (hunkResult) {
break;
}
}
if (!hunkResult) {
return false;
}
// Copy everything from the end of where we applied the last hunk to the start of this hunk
for (var _i2 = minLine; _i2 < toPos; _i2++) {
resultLines.push(lines[_i2]);
}
// Add the lines produced by applying the hunk:
for (var _i3 = 0; _i3 < hunkResult.patchedLines.length; _i3++) {
var _line = hunkResult.patchedLines[_i3];
resultLines.push(_line);
}
// Set lower text limit to end of the current hunk, so next ones don't try
// to fit over already patched text
minLine = hunkResult.oldLineLastI + 1;
// Note the offset between where the patch said the hunk should've applied and where we
// applied it, so we can adjust future hunks accordingly:
prevHunkOffset = toPos + 1 - hunk.oldStart;
}
// Copy over the rest of the lines from the old text
for (var _i4 = minLine; _i4 < lines.length; _i4++) {
resultLines.push(lines[_i4]);
}
return resultLines.join('\n');
}
// Wrapper that supports multiple file patches via callbacks.
function applyPatches(uniDiff, options) {
if (typeof uniDiff === 'string') {
uniDiff =
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _parse$1
/*istanbul ignore end*/
.
/*istanbul ignore start*/
parsePatch)
/*istanbul ignore end*/
(uniDiff);
}
var currentIndex = 0;
function processIndex() {
var index = uniDiff[currentIndex++];
if (!index) {
return options.complete();
}
options.loadFile(index, function (err, data) {
if (err) {
return options.complete(err);
}
var updatedContent = applyPatch(data, index, options);
options.patched(index, updatedContent, function (err) {
if (err) {
return options.complete(err);
}
processIndex();
});
});
}
processIndex();
}
var merge$1 = {};
var create = {};
/*istanbul ignore start*/
Object.defineProperty(create, "__esModule", {
value: true
});
create.createPatch = createPatch;
create.createTwoFilesPatch = createTwoFilesPatch;
create.formatPatch = formatPatch;
create.structuredPatch = structuredPatch;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_line = line
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _typeof$1(o) { "@babel/helpers - typeof"; return _typeof$1 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof$1(o); }
function _toConsumableArray$1(arr) { return _arrayWithoutHoles$1(arr) || _iterableToArray$1(arr) || _unsupportedIterableToArray$1(arr) || _nonIterableSpread$1(); }
function _nonIterableSpread$1() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray$1(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray$1(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray$1(o, minLen); }
function _iterableToArray$1(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles$1(arr) { if (Array.isArray(arr)) return _arrayLikeToArray$1(arr); }
function _arrayLikeToArray$1(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function ownKeys$1(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread$1(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys$1(Object(t), !0).forEach(function (r) { _defineProperty$1(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys$1(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty$1(obj, key, value) { key = _toPropertyKey$1(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey$1(t) { var i = _toPrimitive$1(t, "string"); return "symbol" == _typeof$1(i) ? i : i + ""; }
function _toPrimitive$1(t, r) { if ("object" != _typeof$1(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof$1(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/*istanbul ignore end*/
function structuredPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options) {
if (!options) {
options = {};
}
if (typeof options === 'function') {
options = {
callback: options
};
}
if (typeof options.context === 'undefined') {
options.context = 4;
}
if (options.newlineIsToken) {
throw new Error('newlineIsToken may not be used with patch-generation functions, only with diffing functions');
}
if (!options.callback) {
return diffLinesResultToPatch(
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _line
/*istanbul ignore end*/
.
/*istanbul ignore start*/
diffLines)
/*istanbul ignore end*/
(oldStr, newStr, options));
} else {
var
/*istanbul ignore start*/
_options =
/*istanbul ignore end*/
options,
/*istanbul ignore start*/
/*istanbul ignore end*/
_callback = _options.callback;
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _line
/*istanbul ignore end*/
.
/*istanbul ignore start*/
diffLines)
/*istanbul ignore end*/
(oldStr, newStr,
/*istanbul ignore start*/
_objectSpread$1(_objectSpread$1({},
/*istanbul ignore end*/
options), {}, {
callback: function
/*istanbul ignore start*/
callback
/*istanbul ignore end*/
(diff) {
var patch = diffLinesResultToPatch(diff);
_callback(patch);
}
}));
}
function diffLinesResultToPatch(diff) {
// STEP 1: Build up the patch with no "\ No newline at end of file" lines and with the arrays
// of lines containing trailing newline characters. We'll tidy up later...
if (!diff) {
return;
}
diff.push({
value: '',
lines: []
}); // Append an empty value to make cleanup easier
function contextLines(lines) {
return lines.map(function (entry) {
return ' ' + entry;
});
}
var hunks = [];
var oldRangeStart = 0,
newRangeStart = 0,
curRange = [],
oldLine = 1,
newLine = 1;
/*istanbul ignore start*/
var _loop = function _loop()
/*istanbul ignore end*/
{
var current = diff[i],
lines = current.lines || splitLines(current.value);
current.lines = lines;
if (current.added || current.removed) {
/*istanbul ignore start*/
var _curRange;
/*istanbul ignore end*/
// If we have previous context, start with that
if (!oldRangeStart) {
var prev = diff[i - 1];
oldRangeStart = oldLine;
newRangeStart = newLine;
if (prev) {
curRange = options.context > 0 ? contextLines(prev.lines.slice(-options.context)) : [];
oldRangeStart -= curRange.length;
newRangeStart -= curRange.length;
}
}
// Output our changes
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_curRange =
/*istanbul ignore end*/
curRange).push.apply(
/*istanbul ignore start*/
_curRange
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray$1(
/*istanbul ignore end*/
lines.map(function (entry) {
return (current.added ? '+' : '-') + entry;
})));
// Track the updated file position
if (current.added) {
newLine += lines.length;
} else {
oldLine += lines.length;
}
} else {
// Identical context lines. Track line changes
if (oldRangeStart) {
// Close out any changes that have been output (or join overlapping)
if (lines.length <= options.context * 2 && i < diff.length - 2) {
/*istanbul ignore start*/
var _curRange2;
/*istanbul ignore end*/
// Overlapping
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_curRange2 =
/*istanbul ignore end*/
curRange).push.apply(
/*istanbul ignore start*/
_curRange2
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray$1(
/*istanbul ignore end*/
contextLines(lines)));
} else {
/*istanbul ignore start*/
var _curRange3;
/*istanbul ignore end*/
// end the range and output
var contextSize = Math.min(lines.length, options.context);
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_curRange3 =
/*istanbul ignore end*/
curRange).push.apply(
/*istanbul ignore start*/
_curRange3
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray$1(
/*istanbul ignore end*/
contextLines(lines.slice(0, contextSize))));
var _hunk = {
oldStart: oldRangeStart,
oldLines: oldLine - oldRangeStart + contextSize,
newStart: newRangeStart,
newLines: newLine - newRangeStart + contextSize,
lines: curRange
};
hunks.push(_hunk);
oldRangeStart = 0;
newRangeStart = 0;
curRange = [];
}
}
oldLine += lines.length;
newLine += lines.length;
}
};
for (var i = 0; i < diff.length; i++)
/*istanbul ignore start*/
{
_loop();
}
// Step 2: eliminate the trailing `\n` from each line of each hunk, and, where needed, add
// "\ No newline at end of file".
/*istanbul ignore end*/
for (
/*istanbul ignore start*/
var _i = 0, _hunks =
/*istanbul ignore end*/
hunks;
/*istanbul ignore start*/
_i < _hunks.length
/*istanbul ignore end*/
;
/*istanbul ignore start*/
_i++
/*istanbul ignore end*/
) {
var hunk =
/*istanbul ignore start*/
_hunks[_i]
/*istanbul ignore end*/
;
for (var _i2 = 0; _i2 < hunk.lines.length; _i2++) {
if (hunk.lines[_i2].endsWith('\n')) {
hunk.lines[_i2] = hunk.lines[_i2].slice(0, -1);
} else {
hunk.lines.splice(_i2 + 1, 0, '\\ No newline at end of file');
_i2++; // Skip the line we just added, then continue iterating
}
}
}
return {
oldFileName: oldFileName,
newFileName: newFileName,
oldHeader: oldHeader,
newHeader: newHeader,
hunks: hunks
};
}
}
function formatPatch(diff) {
if (Array.isArray(diff)) {
return diff.map(formatPatch).join('\n');
}
var ret = [];
if (diff.oldFileName == diff.newFileName) {
ret.push('Index: ' + diff.oldFileName);
}
ret.push('===================================================================');
ret.push('--- ' + diff.oldFileName + (typeof diff.oldHeader === 'undefined' ? '' : '\t' + diff.oldHeader));
ret.push('+++ ' + diff.newFileName + (typeof diff.newHeader === 'undefined' ? '' : '\t' + diff.newHeader));
for (var i = 0; i < diff.hunks.length; i++) {
var hunk = diff.hunks[i];
// Unified Diff Format quirk: If the chunk size is 0,
// the first number is one lower than one would expect.
// https://www.artima.com/weblogs/viewpost.jsp?thread=164293
if (hunk.oldLines === 0) {
hunk.oldStart -= 1;
}
if (hunk.newLines === 0) {
hunk.newStart -= 1;
}
ret.push('@@ -' + hunk.oldStart + ',' + hunk.oldLines + ' +' + hunk.newStart + ',' + hunk.newLines + ' @@');
ret.push.apply(ret, hunk.lines);
}
return ret.join('\n') + '\n';
}
function createTwoFilesPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options) {
/*istanbul ignore start*/
var _options2;
/*istanbul ignore end*/
if (typeof options === 'function') {
options = {
callback: options
};
}
if (!
/*istanbul ignore start*/
((_options2 =
/*istanbul ignore end*/
options) !== null && _options2 !== void 0 &&
/*istanbul ignore start*/
_options2
/*istanbul ignore end*/
.callback)) {
var patchObj = structuredPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options);
if (!patchObj) {
return;
}
return formatPatch(patchObj);
} else {
var
/*istanbul ignore start*/
_options3 =
/*istanbul ignore end*/
options,
/*istanbul ignore start*/
/*istanbul ignore end*/
_callback2 = _options3.callback;
structuredPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader,
/*istanbul ignore start*/
_objectSpread$1(_objectSpread$1({},
/*istanbul ignore end*/
options), {}, {
callback: function
/*istanbul ignore start*/
callback
/*istanbul ignore end*/
(patchObj) {
if (!patchObj) {
_callback2();
} else {
_callback2(formatPatch(patchObj));
}
}
}));
}
}
function createPatch(fileName, oldStr, newStr, oldHeader, newHeader, options) {
return createTwoFilesPatch(fileName, fileName, oldStr, newStr, oldHeader, newHeader, options);
}
/**
* Split `text` into an array of lines, including the trailing newline character (where present)
*/
function splitLines(text) {
var hasTrailingNl = text.endsWith('\n');
var result = text.split('\n').map(function (line)
/*istanbul ignore start*/
{
return (
/*istanbul ignore end*/
line + '\n'
);
});
if (hasTrailingNl) {
result.pop();
} else {
result.push(result.pop().slice(0, -1));
}
return result;
}
var array = {};
/*istanbul ignore start*/
Object.defineProperty(array, "__esModule", {
value: true
});
array.arrayEqual = arrayEqual;
array.arrayStartsWith = arrayStartsWith;
/*istanbul ignore end*/
function arrayEqual(a, b) {
if (a.length !== b.length) {
return false;
}
return arrayStartsWith(a, b);
}
function arrayStartsWith(array, start) {
if (start.length > array.length) {
return false;
}
for (var i = 0; i < start.length; i++) {
if (start[i] !== array[i]) {
return false;
}
}
return true;
}
/*istanbul ignore start*/
Object.defineProperty(merge$1, "__esModule", {
value: true
});
merge$1.calcLineCount = calcLineCount;
merge$1.merge = merge;
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_create = create
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_parse = parse$2
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_array = array
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
/*istanbul ignore end*/
function calcLineCount(hunk) {
var
/*istanbul ignore start*/
_calcOldNewLineCount =
/*istanbul ignore end*/
calcOldNewLineCount(hunk.lines),
/*istanbul ignore start*/
/*istanbul ignore end*/
oldLines = _calcOldNewLineCount.oldLines,
/*istanbul ignore start*/
/*istanbul ignore end*/
newLines = _calcOldNewLineCount.newLines;
if (oldLines !== undefined) {
hunk.oldLines = oldLines;
} else {
delete hunk.oldLines;
}
if (newLines !== undefined) {
hunk.newLines = newLines;
} else {
delete hunk.newLines;
}
}
function merge(mine, theirs, base) {
mine = loadPatch(mine, base);
theirs = loadPatch(theirs, base);
var ret = {};
// For index we just let it pass through as it doesn't have any necessary meaning.
// Leaving sanity checks on this to the API consumer that may know more about the
// meaning in their own context.
if (mine.index || theirs.index) {
ret.index = mine.index || theirs.index;
}
if (mine.newFileName || theirs.newFileName) {
if (!fileNameChanged(mine)) {
// No header or no change in ours, use theirs (and ours if theirs does not exist)
ret.oldFileName = theirs.oldFileName || mine.oldFileName;
ret.newFileName = theirs.newFileName || mine.newFileName;
ret.oldHeader = theirs.oldHeader || mine.oldHeader;
ret.newHeader = theirs.newHeader || mine.newHeader;
} else if (!fileNameChanged(theirs)) {
// No header or no change in theirs, use ours
ret.oldFileName = mine.oldFileName;
ret.newFileName = mine.newFileName;
ret.oldHeader = mine.oldHeader;
ret.newHeader = mine.newHeader;
} else {
// Both changed... figure it out
ret.oldFileName = selectField(ret, mine.oldFileName, theirs.oldFileName);
ret.newFileName = selectField(ret, mine.newFileName, theirs.newFileName);
ret.oldHeader = selectField(ret, mine.oldHeader, theirs.oldHeader);
ret.newHeader = selectField(ret, mine.newHeader, theirs.newHeader);
}
}
ret.hunks = [];
var mineIndex = 0,
theirsIndex = 0,
mineOffset = 0,
theirsOffset = 0;
while (mineIndex < mine.hunks.length || theirsIndex < theirs.hunks.length) {
var mineCurrent = mine.hunks[mineIndex] || {
oldStart: Infinity
},
theirsCurrent = theirs.hunks[theirsIndex] || {
oldStart: Infinity
};
if (hunkBefore(mineCurrent, theirsCurrent)) {
// This patch does not overlap with any of the others, yay.
ret.hunks.push(cloneHunk(mineCurrent, mineOffset));
mineIndex++;
theirsOffset += mineCurrent.newLines - mineCurrent.oldLines;
} else if (hunkBefore(theirsCurrent, mineCurrent)) {
// This patch does not overlap with any of the others, yay.
ret.hunks.push(cloneHunk(theirsCurrent, theirsOffset));
theirsIndex++;
mineOffset += theirsCurrent.newLines - theirsCurrent.oldLines;
} else {
// Overlap, merge as best we can
var mergedHunk = {
oldStart: Math.min(mineCurrent.oldStart, theirsCurrent.oldStart),
oldLines: 0,
newStart: Math.min(mineCurrent.newStart + mineOffset, theirsCurrent.oldStart + theirsOffset),
newLines: 0,
lines: []
};
mergeLines(mergedHunk, mineCurrent.oldStart, mineCurrent.lines, theirsCurrent.oldStart, theirsCurrent.lines);
theirsIndex++;
mineIndex++;
ret.hunks.push(mergedHunk);
}
}
return ret;
}
function loadPatch(param, base) {
if (typeof param === 'string') {
if (/^@@/m.test(param) || /^Index:/m.test(param)) {
return (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _parse
/*istanbul ignore end*/
.
/*istanbul ignore start*/
parsePatch)
/*istanbul ignore end*/
(param)[0]
);
}
if (!base) {
throw new Error('Must provide a base reference or pass in a patch');
}
return (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _create
/*istanbul ignore end*/
.
/*istanbul ignore start*/
structuredPatch)
/*istanbul ignore end*/
(undefined, undefined, base, param)
);
}
return param;
}
function fileNameChanged(patch) {
return patch.newFileName && patch.newFileName !== patch.oldFileName;
}
function selectField(index, mine, theirs) {
if (mine === theirs) {
return mine;
} else {
index.conflict = true;
return {
mine: mine,
theirs: theirs
};
}
}
function hunkBefore(test, check) {
return test.oldStart < check.oldStart && test.oldStart + test.oldLines < check.oldStart;
}
function cloneHunk(hunk, offset) {
return {
oldStart: hunk.oldStart,
oldLines: hunk.oldLines,
newStart: hunk.newStart + offset,
newLines: hunk.newLines,
lines: hunk.lines
};
}
function mergeLines(hunk, mineOffset, mineLines, theirOffset, theirLines) {
// This will generally result in a conflicted hunk, but there are cases where the context
// is the only overlap where we can successfully merge the content here.
var mine = {
offset: mineOffset,
lines: mineLines,
index: 0
},
their = {
offset: theirOffset,
lines: theirLines,
index: 0
};
// Handle any leading content
insertLeading(hunk, mine, their);
insertLeading(hunk, their, mine);
// Now in the overlap content. Scan through and select the best changes from each.
while (mine.index < mine.lines.length && their.index < their.lines.length) {
var mineCurrent = mine.lines[mine.index],
theirCurrent = their.lines[their.index];
if ((mineCurrent[0] === '-' || mineCurrent[0] === '+') && (theirCurrent[0] === '-' || theirCurrent[0] === '+')) {
// Both modified ...
mutualChange(hunk, mine, their);
} else if (mineCurrent[0] === '+' && theirCurrent[0] === ' ') {
/*istanbul ignore start*/
var _hunk$lines;
/*istanbul ignore end*/
// Mine inserted
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_hunk$lines =
/*istanbul ignore end*/
hunk.lines).push.apply(
/*istanbul ignore start*/
_hunk$lines
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray(
/*istanbul ignore end*/
collectChange(mine)));
} else if (theirCurrent[0] === '+' && mineCurrent[0] === ' ') {
/*istanbul ignore start*/
var _hunk$lines2;
/*istanbul ignore end*/
// Theirs inserted
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_hunk$lines2 =
/*istanbul ignore end*/
hunk.lines).push.apply(
/*istanbul ignore start*/
_hunk$lines2
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray(
/*istanbul ignore end*/
collectChange(their)));
} else if (mineCurrent[0] === '-' && theirCurrent[0] === ' ') {
// Mine removed or edited
removal(hunk, mine, their);
} else if (theirCurrent[0] === '-' && mineCurrent[0] === ' ') {
// Their removed or edited
removal(hunk, their, mine, true);
} else if (mineCurrent === theirCurrent) {
// Context identity
hunk.lines.push(mineCurrent);
mine.index++;
their.index++;
} else {
// Context mismatch
conflict(hunk, collectChange(mine), collectChange(their));
}
}
// Now push anything that may be remaining
insertTrailing(hunk, mine);
insertTrailing(hunk, their);
calcLineCount(hunk);
}
function mutualChange(hunk, mine, their) {
var myChanges = collectChange(mine),
theirChanges = collectChange(their);
if (allRemoves(myChanges) && allRemoves(theirChanges)) {
// Special case for remove changes that are supersets of one another
if (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _array
/*istanbul ignore end*/
.
/*istanbul ignore start*/
arrayStartsWith)
/*istanbul ignore end*/
(myChanges, theirChanges) && skipRemoveSuperset(their, myChanges, myChanges.length - theirChanges.length)) {
/*istanbul ignore start*/
var _hunk$lines3;
/*istanbul ignore end*/
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_hunk$lines3 =
/*istanbul ignore end*/
hunk.lines).push.apply(
/*istanbul ignore start*/
_hunk$lines3
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray(
/*istanbul ignore end*/
myChanges));
return;
} else if (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _array
/*istanbul ignore end*/
.
/*istanbul ignore start*/
arrayStartsWith)
/*istanbul ignore end*/
(theirChanges, myChanges) && skipRemoveSuperset(mine, theirChanges, theirChanges.length - myChanges.length)) {
/*istanbul ignore start*/
var _hunk$lines4;
/*istanbul ignore end*/
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_hunk$lines4 =
/*istanbul ignore end*/
hunk.lines).push.apply(
/*istanbul ignore start*/
_hunk$lines4
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray(
/*istanbul ignore end*/
theirChanges));
return;
}
} else if (
/*istanbul ignore start*/
(/*istanbul ignore end*/
/*istanbul ignore start*/
0, _array
/*istanbul ignore end*/
.
/*istanbul ignore start*/
arrayEqual)
/*istanbul ignore end*/
(myChanges, theirChanges)) {
/*istanbul ignore start*/
var _hunk$lines5;
/*istanbul ignore end*/
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_hunk$lines5 =
/*istanbul ignore end*/
hunk.lines).push.apply(
/*istanbul ignore start*/
_hunk$lines5
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray(
/*istanbul ignore end*/
myChanges));
return;
}
conflict(hunk, myChanges, theirChanges);
}
function removal(hunk, mine, their, swap) {
var myChanges = collectChange(mine),
theirChanges = collectContext(their, myChanges);
if (theirChanges.merged) {
/*istanbul ignore start*/
var _hunk$lines6;
/*istanbul ignore end*/
/*istanbul ignore start*/
/*istanbul ignore end*/
/*istanbul ignore start*/
(_hunk$lines6 =
/*istanbul ignore end*/
hunk.lines).push.apply(
/*istanbul ignore start*/
_hunk$lines6
/*istanbul ignore end*/
,
/*istanbul ignore start*/
_toConsumableArray(
/*istanbul ignore end*/
theirChanges.merged));
} else {
conflict(hunk, swap ? theirChanges : myChanges, swap ? myChanges : theirChanges);
}
}
function conflict(hunk, mine, their) {
hunk.conflict = true;
hunk.lines.push({
conflict: true,
mine: mine,
theirs: their
});
}
function insertLeading(hunk, insert, their) {
while (insert.offset < their.offset && insert.index < insert.lines.length) {
var line = insert.lines[insert.index++];
hunk.lines.push(line);
insert.offset++;
}
}
function insertTrailing(hunk, insert) {
while (insert.index < insert.lines.length) {
var line = insert.lines[insert.index++];
hunk.lines.push(line);
}
}
function collectChange(state) {
var ret = [],
operation = state.lines[state.index][0];
while (state.index < state.lines.length) {
var line = state.lines[state.index];
// Group additions that are immediately after subtractions and treat them as one "atomic" modify change.
if (operation === '-' && line[0] === '+') {
operation = '+';
}
if (operation === line[0]) {
ret.push(line);
state.index++;
} else {
break;
}
}
return ret;
}
function collectContext(state, matchChanges) {
var changes = [],
merged = [],
matchIndex = 0,
contextChanges = false,
conflicted = false;
while (matchIndex < matchChanges.length && state.index < state.lines.length) {
var change = state.lines[state.index],
match = matchChanges[matchIndex];
// Once we've hit our add, then we are done
if (match[0] === '+') {
break;
}
contextChanges = contextChanges || change[0] !== ' ';
merged.push(match);
matchIndex++;
// Consume any additions in the other block as a conflict to attempt
// to pull in the remaining context after this
if (change[0] === '+') {
conflicted = true;
while (change[0] === '+') {
changes.push(change);
change = state.lines[++state.index];
}
}
if (match.substr(1) === change.substr(1)) {
changes.push(change);
state.index++;
} else {
conflicted = true;
}
}
if ((matchChanges[matchIndex] || '')[0] === '+' && contextChanges) {
conflicted = true;
}
if (conflicted) {
return changes;
}
while (matchIndex < matchChanges.length) {
merged.push(matchChanges[matchIndex++]);
}
return {
merged: merged,
changes: changes
};
}
function allRemoves(changes) {
return changes.reduce(function (prev, change) {
return prev && change[0] === '-';
}, true);
}
function skipRemoveSuperset(state, removeChanges, delta) {
for (var i = 0; i < delta; i++) {
var changeContent = removeChanges[removeChanges.length - delta + i].substr(1);
if (state.lines[state.index + i] !== ' ' + changeContent) {
return false;
}
}
state.index += delta;
return true;
}
function calcOldNewLineCount(lines) {
var oldLines = 0;
var newLines = 0;
lines.forEach(function (line) {
if (typeof line !== 'string') {
var myCount = calcOldNewLineCount(line.mine);
var theirCount = calcOldNewLineCount(line.theirs);
if (oldLines !== undefined) {
if (myCount.oldLines === theirCount.oldLines) {
oldLines += myCount.oldLines;
} else {
oldLines = undefined;
}
}
if (newLines !== undefined) {
if (myCount.newLines === theirCount.newLines) {
newLines += myCount.newLines;
} else {
newLines = undefined;
}
}
} else {
if (newLines !== undefined && (line[0] === '+' || line[0] === ' ')) {
newLines++;
}
if (oldLines !== undefined && (line[0] === '-' || line[0] === ' ')) {
oldLines++;
}
}
});
return {
oldLines: oldLines,
newLines: newLines
};
}
var reverse = {};
/*istanbul ignore start*/
Object.defineProperty(reverse, "__esModule", {
value: true
});
reverse.reversePatch = reversePatch;
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/*istanbul ignore end*/
function reversePatch(structuredPatch) {
if (Array.isArray(structuredPatch)) {
return structuredPatch.map(reversePatch).reverse();
}
return (
/*istanbul ignore start*/
_objectSpread(_objectSpread({},
/*istanbul ignore end*/
structuredPatch), {}, {
oldFileName: structuredPatch.newFileName,
oldHeader: structuredPatch.newHeader,
newFileName: structuredPatch.oldFileName,
newHeader: structuredPatch.oldHeader,
hunks: structuredPatch.hunks.map(function (hunk) {
return {
oldLines: hunk.newLines,
oldStart: hunk.newStart,
newLines: hunk.oldLines,
newStart: hunk.oldStart,
lines: hunk.lines.map(function (l) {
if (l.startsWith('-')) {
return (
/*istanbul ignore start*/
"+".concat(
/*istanbul ignore end*/
l.slice(1))
);
}
if (l.startsWith('+')) {
return (
/*istanbul ignore start*/
"-".concat(
/*istanbul ignore end*/
l.slice(1))
);
}
return l;
})
};
})
})
);
}
var dmp = {};
/*istanbul ignore start*/
Object.defineProperty(dmp, "__esModule", {
value: true
});
dmp.convertChangesToDMP = convertChangesToDMP;
/*istanbul ignore end*/
// See: http://code.google.com/p/google-diff-match-patch/wiki/API
function convertChangesToDMP(changes) {
var ret = [],
change,
operation;
for (var i = 0; i < changes.length; i++) {
change = changes[i];
if (change.added) {
operation = 1;
} else if (change.removed) {
operation = -1;
} else {
operation = 0;
}
ret.push([operation, change.value]);
}
return ret;
}
var xml = {};
/*istanbul ignore start*/
Object.defineProperty(xml, "__esModule", {
value: true
});
xml.convertChangesToXML = convertChangesToXML;
/*istanbul ignore end*/
function convertChangesToXML(changes) {
var ret = [];
for (var i = 0; i < changes.length; i++) {
var change = changes[i];
if (change.added) {
ret.push('<ins>');
} else if (change.removed) {
ret.push('<del>');
}
ret.push(escapeHTML(change.value));
if (change.added) {
ret.push('</ins>');
} else if (change.removed) {
ret.push('</del>');
}
}
return ret.join('');
}
function escapeHTML(s) {
var n = s;
n = n.replace(/&/g, '&amp;');
n = n.replace(/</g, '&lt;');
n = n.replace(/>/g, '&gt;');
n = n.replace(/"/g, '&quot;');
return n;
}
/*istanbul ignore start*/
(function (exports) {
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "Diff", {
enumerable: true,
get: function get() {
return _base["default"];
}
});
Object.defineProperty(exports, "applyPatch", {
enumerable: true,
get: function get() {
return _apply.applyPatch;
}
});
Object.defineProperty(exports, "applyPatches", {
enumerable: true,
get: function get() {
return _apply.applyPatches;
}
});
Object.defineProperty(exports, "canonicalize", {
enumerable: true,
get: function get() {
return _json.canonicalize;
}
});
Object.defineProperty(exports, "convertChangesToDMP", {
enumerable: true,
get: function get() {
return _dmp.convertChangesToDMP;
}
});
Object.defineProperty(exports, "convertChangesToXML", {
enumerable: true,
get: function get() {
return _xml.convertChangesToXML;
}
});
Object.defineProperty(exports, "createPatch", {
enumerable: true,
get: function get() {
return _create.createPatch;
}
});
Object.defineProperty(exports, "createTwoFilesPatch", {
enumerable: true,
get: function get() {
return _create.createTwoFilesPatch;
}
});
Object.defineProperty(exports, "diffArrays", {
enumerable: true,
get: function get() {
return _array.diffArrays;
}
});
Object.defineProperty(exports, "diffChars", {
enumerable: true,
get: function get() {
return _character.diffChars;
}
});
Object.defineProperty(exports, "diffCss", {
enumerable: true,
get: function get() {
return _css.diffCss;
}
});
Object.defineProperty(exports, "diffJson", {
enumerable: true,
get: function get() {
return _json.diffJson;
}
});
Object.defineProperty(exports, "diffLines", {
enumerable: true,
get: function get() {
return _line.diffLines;
}
});
Object.defineProperty(exports, "diffSentences", {
enumerable: true,
get: function get() {
return _sentence.diffSentences;
}
});
Object.defineProperty(exports, "diffTrimmedLines", {
enumerable: true,
get: function get() {
return _line.diffTrimmedLines;
}
});
Object.defineProperty(exports, "diffWords", {
enumerable: true,
get: function get() {
return _word.diffWords;
}
});
Object.defineProperty(exports, "diffWordsWithSpace", {
enumerable: true,
get: function get() {
return _word.diffWordsWithSpace;
}
});
Object.defineProperty(exports, "formatPatch", {
enumerable: true,
get: function get() {
return _create.formatPatch;
}
});
Object.defineProperty(exports, "merge", {
enumerable: true,
get: function get() {
return _merge.merge;
}
});
Object.defineProperty(exports, "parsePatch", {
enumerable: true,
get: function get() {
return _parse.parsePatch;
}
});
Object.defineProperty(exports, "reversePatch", {
enumerable: true,
get: function get() {
return _reverse.reversePatch;
}
});
Object.defineProperty(exports, "structuredPatch", {
enumerable: true,
get: function get() {
return _create.structuredPatch;
}
});
/*istanbul ignore end*/
var
/*istanbul ignore start*/
_base = _interopRequireDefault(base)
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_character = character
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_word = word
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_line = line
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_sentence = sentence
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_css = css
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_json = json$1
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_array = array$1
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_apply = apply
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_parse = parse$2
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_merge = merge$1
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_reverse = reverse
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_create = create
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_dmp = dmp
/*istanbul ignore end*/
;
var
/*istanbul ignore start*/
_xml = xml
/*istanbul ignore end*/
;
/*istanbul ignore start*/ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/*istanbul ignore end*/
}(lib));
/**
* Helpers.
*/
var s$1 = 1000;
var m$1 = s$1 * 60;
var h$1 = m$1 * 60;
var d$1 = h$1 * 24;
var w$1 = d$1 * 7;
var y$1 = d$1 * 365.25;
/**
* Parse or format the given `val`.
*
* Options:
*
* - `long` verbose formatting [false]
*
* @param {String|Number} val
* @param {Object} [options]
* @throws {Error} throw an error if val is not a non-empty string or a number
* @return {String|Number}
* @api public
*/
var ms$1 = function (val, options) {
options = options || {};
var type = typeof val;
if (type === 'string' && val.length > 0) {
return parse$1(val);
} else if (type === 'number' && isFinite(val)) {
return options.long ? fmtLong$1(val) : fmtShort$1(val);
}
throw new Error(
'val is not a non-empty string or a valid number. val=' +
JSON.stringify(val)
);
};
/**
* Parse the given `str` and return milliseconds.
*
* @param {String} str
* @return {Number}
* @api private
*/
function parse$1(str) {
str = String(str);
if (str.length > 100) {
return;
}
var match = /^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
str
);
if (!match) {
return;
}
var n = parseFloat(match[1]);
var type = (match[2] || 'ms').toLowerCase();
switch (type) {
case 'years':
case 'year':
case 'yrs':
case 'yr':
case 'y':
return n * y$1;
case 'weeks':
case 'week':
case 'w':
return n * w$1;
case 'days':
case 'day':
case 'd':
return n * d$1;
case 'hours':
case 'hour':
case 'hrs':
case 'hr':
case 'h':
return n * h$1;
case 'minutes':
case 'minute':
case 'mins':
case 'min':
case 'm':
return n * m$1;
case 'seconds':
case 'second':
case 'secs':
case 'sec':
case 's':
return n * s$1;
case 'milliseconds':
case 'millisecond':
case 'msecs':
case 'msec':
case 'ms':
return n;
default:
return undefined;
}
}
/**
* Short format for `ms`.
*
* @param {Number} ms
* @return {String}
* @api private
*/
function fmtShort$1(ms) {
var msAbs = Math.abs(ms);
if (msAbs >= d$1) {
return Math.round(ms / d$1) + 'd';
}
if (msAbs >= h$1) {
return Math.round(ms / h$1) + 'h';
}
if (msAbs >= m$1) {
return Math.round(ms / m$1) + 'm';
}
if (msAbs >= s$1) {
return Math.round(ms / s$1) + 's';
}
return ms + 'ms';
}
/**
* Long format for `ms`.
*
* @param {Number} ms
* @return {String}
* @api private
*/
function fmtLong$1(ms) {
var msAbs = Math.abs(ms);
if (msAbs >= d$1) {
return plural$1(ms, msAbs, d$1, 'day');
}
if (msAbs >= h$1) {
return plural$1(ms, msAbs, h$1, 'hour');
}
if (msAbs >= m$1) {
return plural$1(ms, msAbs, m$1, 'minute');
}
if (msAbs >= s$1) {
return plural$1(ms, msAbs, s$1, 'second');
}
return ms + ' ms';
}
/**
* Pluralization helper.
*/
function plural$1(ms, msAbs, n, name) {
var isPlural = msAbs >= n * 1.5;
return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
}
var lookup = [];
var revLookup = [];
var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array;
var inited = false;
function init () {
inited = true;
var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
for (var i = 0, len = code.length; i < len; ++i) {
lookup[i] = code[i];
revLookup[code.charCodeAt(i)] = i;
}
revLookup['-'.charCodeAt(0)] = 62;
revLookup['_'.charCodeAt(0)] = 63;
}
function toByteArray (b64) {
if (!inited) {
init();
}
var i, j, l, tmp, placeHolders, arr;
var len = b64.length;
if (len % 4 > 0) {
throw new Error('Invalid string. Length must be a multiple of 4')
}
// the number of equal signs (place holders)
// if there are two placeholders, than the two characters before it
// represent one byte
// if there is only one, then the three characters before it represent 2 bytes
// this is just a cheap hack to not do indexOf twice
placeHolders = b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0;
// base64 is 4/3 + up to two characters of the original data
arr = new Arr(len * 3 / 4 - placeHolders);
// if there are placeholders, only get up to the last complete 4 chars
l = placeHolders > 0 ? len - 4 : len;
var L = 0;
for (i = 0, j = 0; i < l; i += 4, j += 3) {
tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)];
arr[L++] = (tmp >> 16) & 0xFF;
arr[L++] = (tmp >> 8) & 0xFF;
arr[L++] = tmp & 0xFF;
}
if (placeHolders === 2) {
tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4);
arr[L++] = tmp & 0xFF;
} else if (placeHolders === 1) {
tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2);
arr[L++] = (tmp >> 8) & 0xFF;
arr[L++] = tmp & 0xFF;
}
return arr
}
function tripletToBase64 (num) {
return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
}
function encodeChunk (uint8, start, end) {
var tmp;
var output = [];
for (var i = start; i < end; i += 3) {
tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2]);
output.push(tripletToBase64(tmp));
}
return output.join('')
}
function fromByteArray (uint8) {
if (!inited) {
init();
}
var tmp;
var len = uint8.length;
var extraBytes = len % 3; // if we have 1 byte left, pad 2 bytes
var output = '';
var parts = [];
var maxChunkLength = 16383; // must be multiple of 3
// go through the array every three bytes, we'll deal with trailing stuff later
for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)));
}
// pad the end with zeros, but make sure to not forget the extra bytes
if (extraBytes === 1) {
tmp = uint8[len - 1];
output += lookup[tmp >> 2];
output += lookup[(tmp << 4) & 0x3F];
output += '==';
} else if (extraBytes === 2) {
tmp = (uint8[len - 2] << 8) + (uint8[len - 1]);
output += lookup[tmp >> 10];
output += lookup[(tmp >> 4) & 0x3F];
output += lookup[(tmp << 2) & 0x3F];
output += '=';
}
parts.push(output);
return parts.join('')
}
function read (buffer, offset, isLE, mLen, nBytes) {
var e, m;
var eLen = nBytes * 8 - mLen - 1;
var eMax = (1 << eLen) - 1;
var eBias = eMax >> 1;
var nBits = -7;
var i = isLE ? (nBytes - 1) : 0;
var d = isLE ? -1 : 1;
var s = buffer[offset + i];
i += d;
e = s & ((1 << (-nBits)) - 1);
s >>= (-nBits);
nBits += eLen;
for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
m = e & ((1 << (-nBits)) - 1);
e >>= (-nBits);
nBits += mLen;
for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
if (e === 0) {
e = 1 - eBias;
} else if (e === eMax) {
return m ? NaN : ((s ? -1 : 1) * Infinity)
} else {
m = m + Math.pow(2, mLen);
e = e - eBias;
}
return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
}
function write (buffer, value, offset, isLE, mLen, nBytes) {
var e, m, c;
var eLen = nBytes * 8 - mLen - 1;
var eMax = (1 << eLen) - 1;
var eBias = eMax >> 1;
var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0);
var i = isLE ? 0 : (nBytes - 1);
var d = isLE ? 1 : -1;
var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
value = Math.abs(value);
if (isNaN(value) || value === Infinity) {
m = isNaN(value) ? 1 : 0;
e = eMax;
} else {
e = Math.floor(Math.log(value) / Math.LN2);
if (value * (c = Math.pow(2, -e)) < 1) {
e--;
c *= 2;
}
if (e + eBias >= 1) {
value += rt / c;
} else {
value += rt * Math.pow(2, 1 - eBias);
}
if (value * c >= 2) {
e++;
c /= 2;
}
if (e + eBias >= eMax) {
m = 0;
e = eMax;
} else if (e + eBias >= 1) {
m = (value * c - 1) * Math.pow(2, mLen);
e = e + eBias;
} else {
m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
e = 0;
}
}
for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
e = (e << mLen) | m;
eLen += mLen;
for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
buffer[offset + i - d] |= s * 128;
}
var toString$1 = {}.toString;
var isArray = Array.isArray || function (arr) {
return toString$1.call(arr) == '[object Array]';
};
var INSPECT_MAX_BYTES = 50;
/**
* If `Buffer.TYPED_ARRAY_SUPPORT`:
* === true Use Uint8Array implementation (fastest)
* === false Use Object implementation (most compatible, even IE6)
*
* Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
* Opera 11.6+, iOS 4.2+.
*
* Due to various browser bugs, sometimes the Object implementation will be used even
* when the browser supports typed arrays.
*
* Note:
*
* - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
* See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
*
* - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
*
* - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
* incorrect length in some situations.
* We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
* get the Object implementation, which is slower but behaves correctly.
*/
Buffer.TYPED_ARRAY_SUPPORT = global$1.TYPED_ARRAY_SUPPORT !== undefined
? global$1.TYPED_ARRAY_SUPPORT
: true;
/*
* Export kMaxLength after typed array support is determined.
*/
kMaxLength();
function kMaxLength () {
return Buffer.TYPED_ARRAY_SUPPORT
? 0x7fffffff
: 0x3fffffff
}
function createBuffer (that, length) {
if (kMaxLength() < length) {
throw new RangeError('Invalid typed array length')
}
if (Buffer.TYPED_ARRAY_SUPPORT) {
// Return an augmented `Uint8Array` instance, for best performance
that = new Uint8Array(length);
that.__proto__ = Buffer.prototype;
} else {
// Fallback: Return an object instance of the Buffer class
if (that === null) {
that = new Buffer(length);
}
that.length = length;
}
return that
}
/**
* The Buffer constructor returns instances of `Uint8Array` that have their
* prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
* `Uint8Array`, so the returned instances will have all the node `Buffer` methods
* and the `Uint8Array` methods. Square bracket notation works as expected -- it
* returns a single octet.
*
* The `Uint8Array` prototype remains unmodified.
*/
function Buffer (arg, encodingOrOffset, length) {
if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
return new Buffer(arg, encodingOrOffset, length)
}
// Common case.
if (typeof arg === 'number') {
if (typeof encodingOrOffset === 'string') {
throw new Error(
'If encoding is specified then the first argument must be a string'
)
}
return allocUnsafe(this, arg)
}
return from(this, arg, encodingOrOffset, length)
}
Buffer.poolSize = 8192; // not used by this implementation
// TODO: Legacy, not needed anymore. Remove in next major version.
Buffer._augment = function (arr) {
arr.__proto__ = Buffer.prototype;
return arr
};
function from (that, value, encodingOrOffset, length) {
if (typeof value === 'number') {
throw new TypeError('"value" argument must not be a number')
}
if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
return fromArrayBuffer(that, value, encodingOrOffset, length)
}
if (typeof value === 'string') {
return fromString(that, value, encodingOrOffset)
}
return fromObject(that, value)
}
/**
* Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
* if value is a number.
* Buffer.from(str[, encoding])
* Buffer.from(array)
* Buffer.from(buffer)
* Buffer.from(arrayBuffer[, byteOffset[, length]])
**/
Buffer.from = function (value, encodingOrOffset, length) {
return from(null, value, encodingOrOffset, length)
};
if (Buffer.TYPED_ARRAY_SUPPORT) {
Buffer.prototype.__proto__ = Uint8Array.prototype;
Buffer.__proto__ = Uint8Array;
if (typeof Symbol !== 'undefined' && Symbol.species &&
Buffer[Symbol.species] === Buffer) ;
}
function assertSize (size) {
if (typeof size !== 'number') {
throw new TypeError('"size" argument must be a number')
} else if (size < 0) {
throw new RangeError('"size" argument must not be negative')
}
}
function alloc (that, size, fill, encoding) {
assertSize(size);
if (size <= 0) {
return createBuffer(that, size)
}
if (fill !== undefined) {
// Only pay attention to encoding if it's a string. This
// prevents accidentally sending in a number that would
// be interpretted as a start offset.
return typeof encoding === 'string'
? createBuffer(that, size).fill(fill, encoding)
: createBuffer(that, size).fill(fill)
}
return createBuffer(that, size)
}
/**
* Creates a new filled Buffer instance.
* alloc(size[, fill[, encoding]])
**/
Buffer.alloc = function (size, fill, encoding) {
return alloc(null, size, fill, encoding)
};
function allocUnsafe (that, size) {
assertSize(size);
that = createBuffer(that, size < 0 ? 0 : checked(size) | 0);
if (!Buffer.TYPED_ARRAY_SUPPORT) {
for (var i = 0; i < size; ++i) {
that[i] = 0;
}
}
return that
}
/**
* Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
* */
Buffer.allocUnsafe = function (size) {
return allocUnsafe(null, size)
};
/**
* Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
*/
Buffer.allocUnsafeSlow = function (size) {
return allocUnsafe(null, size)
};
function fromString (that, string, encoding) {
if (typeof encoding !== 'string' || encoding === '') {
encoding = 'utf8';
}
if (!Buffer.isEncoding(encoding)) {
throw new TypeError('"encoding" must be a valid string encoding')
}
var length = byteLength(string, encoding) | 0;
that = createBuffer(that, length);
var actual = that.write(string, encoding);
if (actual !== length) {
// Writing a hex string, for example, that contains invalid characters will
// cause everything after the first invalid character to be ignored. (e.g.
// 'abxxcd' will be treated as 'ab')
that = that.slice(0, actual);
}
return that
}
function fromArrayLike (that, array) {
var length = array.length < 0 ? 0 : checked(array.length) | 0;
that = createBuffer(that, length);
for (var i = 0; i < length; i += 1) {
that[i] = array[i] & 255;
}
return that
}
function fromArrayBuffer (that, array, byteOffset, length) {
array.byteLength; // this throws if `array` is not a valid ArrayBuffer
if (byteOffset < 0 || array.byteLength < byteOffset) {
throw new RangeError('\'offset\' is out of bounds')
}
if (array.byteLength < byteOffset + (length || 0)) {
throw new RangeError('\'length\' is out of bounds')
}
if (byteOffset === undefined && length === undefined) {
array = new Uint8Array(array);
} else if (length === undefined) {
array = new Uint8Array(array, byteOffset);
} else {
array = new Uint8Array(array, byteOffset, length);
}
if (Buffer.TYPED_ARRAY_SUPPORT) {
// Return an augmented `Uint8Array` instance, for best performance
that = array;
that.__proto__ = Buffer.prototype;
} else {
// Fallback: Return an object instance of the Buffer class
that = fromArrayLike(that, array);
}
return that
}
function fromObject (that, obj) {
if (internalIsBuffer(obj)) {
var len = checked(obj.length) | 0;
that = createBuffer(that, len);
if (that.length === 0) {
return that
}
obj.copy(that, 0, 0, len);
return that
}
if (obj) {
if ((typeof ArrayBuffer !== 'undefined' &&
obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
if (typeof obj.length !== 'number' || isnan(obj.length)) {
return createBuffer(that, 0)
}
return fromArrayLike(that, obj)
}
if (obj.type === 'Buffer' && isArray(obj.data)) {
return fromArrayLike(that, obj.data)
}
}
throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
}
function checked (length) {
// Note: cannot use `length < kMaxLength()` here because that fails when
// length is NaN (which is otherwise coerced to zero.)
if (length >= kMaxLength()) {
throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
'size: 0x' + kMaxLength().toString(16) + ' bytes')
}
return length | 0
}
Buffer.isBuffer = isBuffer;
function internalIsBuffer (b) {
return !!(b != null && b._isBuffer)
}
Buffer.compare = function compare (a, b) {
if (!internalIsBuffer(a) || !internalIsBuffer(b)) {
throw new TypeError('Arguments must be Buffers')
}
if (a === b) return 0
var x = a.length;
var y = b.length;
for (var i = 0, len = Math.min(x, y); i < len; ++i) {
if (a[i] !== b[i]) {
x = a[i];
y = b[i];
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
};
Buffer.isEncoding = function isEncoding (encoding) {
switch (String(encoding).toLowerCase()) {
case 'hex':
case 'utf8':
case 'utf-8':
case 'ascii':
case 'latin1':
case 'binary':
case 'base64':
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return true
default:
return false
}
};
Buffer.concat = function concat (list, length) {
if (!isArray(list)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
if (list.length === 0) {
return Buffer.alloc(0)
}
var i;
if (length === undefined) {
length = 0;
for (i = 0; i < list.length; ++i) {
length += list[i].length;
}
}
var buffer = Buffer.allocUnsafe(length);
var pos = 0;
for (i = 0; i < list.length; ++i) {
var buf = list[i];
if (!internalIsBuffer(buf)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
buf.copy(buffer, pos);
pos += buf.length;
}
return buffer
};
function byteLength (string, encoding) {
if (internalIsBuffer(string)) {
return string.length
}
if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
(ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
return string.byteLength
}
if (typeof string !== 'string') {
string = '' + string;
}
var len = string.length;
if (len === 0) return 0
// Use a for loop to avoid recursion
var loweredCase = false;
for (;;) {
switch (encoding) {
case 'ascii':
case 'latin1':
case 'binary':
return len
case 'utf8':
case 'utf-8':
case undefined:
return utf8ToBytes(string).length
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return len * 2
case 'hex':
return len >>> 1
case 'base64':
return base64ToBytes(string).length
default:
if (loweredCase) return utf8ToBytes(string).length // assume utf8
encoding = ('' + encoding).toLowerCase();
loweredCase = true;
}
}
}
Buffer.byteLength = byteLength;
function slowToString (encoding, start, end) {
var loweredCase = false;
// No need to verify that "this.length <= MAX_UINT32" since it's a read-only
// property of a typed array.
// This behaves neither like String nor Uint8Array in that we set start/end
// to their upper/lower bounds if the value passed is out of range.
// undefined is handled specially as per ECMA-262 6th Edition,
// Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
if (start === undefined || start < 0) {
start = 0;
}
// Return early if start > this.length. Done here to prevent potential uint32
// coercion fail below.
if (start > this.length) {
return ''
}
if (end === undefined || end > this.length) {
end = this.length;
}
if (end <= 0) {
return ''
}
// Force coersion to uint32. This will also coerce falsey/NaN values to 0.
end >>>= 0;
start >>>= 0;
if (end <= start) {
return ''
}
if (!encoding) encoding = 'utf8';
while (true) {
switch (encoding) {
case 'hex':
return hexSlice(this, start, end)
case 'utf8':
case 'utf-8':
return utf8Slice(this, start, end)
case 'ascii':
return asciiSlice(this, start, end)
case 'latin1':
case 'binary':
return latin1Slice(this, start, end)
case 'base64':
return base64Slice(this, start, end)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return utf16leSlice(this, start, end)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = (encoding + '').toLowerCase();
loweredCase = true;
}
}
}
// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
// Buffer instances.
Buffer.prototype._isBuffer = true;
function swap (b, n, m) {
var i = b[n];
b[n] = b[m];
b[m] = i;
}
Buffer.prototype.swap16 = function swap16 () {
var len = this.length;
if (len % 2 !== 0) {
throw new RangeError('Buffer size must be a multiple of 16-bits')
}
for (var i = 0; i < len; i += 2) {
swap(this, i, i + 1);
}
return this
};
Buffer.prototype.swap32 = function swap32 () {
var len = this.length;
if (len % 4 !== 0) {
throw new RangeError('Buffer size must be a multiple of 32-bits')
}
for (var i = 0; i < len; i += 4) {
swap(this, i, i + 3);
swap(this, i + 1, i + 2);
}
return this
};
Buffer.prototype.swap64 = function swap64 () {
var len = this.length;
if (len % 8 !== 0) {
throw new RangeError('Buffer size must be a multiple of 64-bits')
}
for (var i = 0; i < len; i += 8) {
swap(this, i, i + 7);
swap(this, i + 1, i + 6);
swap(this, i + 2, i + 5);
swap(this, i + 3, i + 4);
}
return this
};
Buffer.prototype.toString = function toString () {
var length = this.length | 0;
if (length === 0) return ''
if (arguments.length === 0) return utf8Slice(this, 0, length)
return slowToString.apply(this, arguments)
};
Buffer.prototype.equals = function equals (b) {
if (!internalIsBuffer(b)) throw new TypeError('Argument must be a Buffer')
if (this === b) return true
return Buffer.compare(this, b) === 0
};
Buffer.prototype.inspect = function inspect () {
var str = '';
var max = INSPECT_MAX_BYTES;
if (this.length > 0) {
str = this.toString('hex', 0, max).match(/.{2}/g).join(' ');
if (this.length > max) str += ' ... ';
}
return '<Buffer ' + str + '>'
};
Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
if (!internalIsBuffer(target)) {
throw new TypeError('Argument must be a Buffer')
}
if (start === undefined) {
start = 0;
}
if (end === undefined) {
end = target ? target.length : 0;
}
if (thisStart === undefined) {
thisStart = 0;
}
if (thisEnd === undefined) {
thisEnd = this.length;
}
if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
throw new RangeError('out of range index')
}
if (thisStart >= thisEnd && start >= end) {
return 0
}
if (thisStart >= thisEnd) {
return -1
}
if (start >= end) {
return 1
}
start >>>= 0;
end >>>= 0;
thisStart >>>= 0;
thisEnd >>>= 0;
if (this === target) return 0
var x = thisEnd - thisStart;
var y = end - start;
var len = Math.min(x, y);
var thisCopy = this.slice(thisStart, thisEnd);
var targetCopy = target.slice(start, end);
for (var i = 0; i < len; ++i) {
if (thisCopy[i] !== targetCopy[i]) {
x = thisCopy[i];
y = targetCopy[i];
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
};
// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
//
// Arguments:
// - buffer - a Buffer to search
// - val - a string, Buffer, or number
// - byteOffset - an index into `buffer`; will be clamped to an int32
// - encoding - an optional encoding, relevant is val is a string
// - dir - true for indexOf, false for lastIndexOf
function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
// Empty buffer means no match
if (buffer.length === 0) return -1
// Normalize byteOffset
if (typeof byteOffset === 'string') {
encoding = byteOffset;
byteOffset = 0;
} else if (byteOffset > 0x7fffffff) {
byteOffset = 0x7fffffff;
} else if (byteOffset < -0x80000000) {
byteOffset = -0x80000000;
}
byteOffset = +byteOffset; // Coerce to Number.
if (isNaN(byteOffset)) {
// byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
byteOffset = dir ? 0 : (buffer.length - 1);
}
// Normalize byteOffset: negative offsets start from the end of the buffer
if (byteOffset < 0) byteOffset = buffer.length + byteOffset;
if (byteOffset >= buffer.length) {
if (dir) return -1
else byteOffset = buffer.length - 1;
} else if (byteOffset < 0) {
if (dir) byteOffset = 0;
else return -1
}
// Normalize val
if (typeof val === 'string') {
val = Buffer.from(val, encoding);
}
// Finally, search either indexOf (if dir is true) or lastIndexOf
if (internalIsBuffer(val)) {
// Special case: looking for empty string/buffer always fails
if (val.length === 0) {
return -1
}
return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
} else if (typeof val === 'number') {
val = val & 0xFF; // Search for a byte value [0-255]
if (Buffer.TYPED_ARRAY_SUPPORT &&
typeof Uint8Array.prototype.indexOf === 'function') {
if (dir) {
return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
} else {
return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
}
}
return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
}
throw new TypeError('val must be string, number or Buffer')
}
function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
var indexSize = 1;
var arrLength = arr.length;
var valLength = val.length;
if (encoding !== undefined) {
encoding = String(encoding).toLowerCase();
if (encoding === 'ucs2' || encoding === 'ucs-2' ||
encoding === 'utf16le' || encoding === 'utf-16le') {
if (arr.length < 2 || val.length < 2) {
return -1
}
indexSize = 2;
arrLength /= 2;
valLength /= 2;
byteOffset /= 2;
}
}
function read (buf, i) {
if (indexSize === 1) {
return buf[i]
} else {
return buf.readUInt16BE(i * indexSize)
}
}
var i;
if (dir) {
var foundIndex = -1;
for (i = byteOffset; i < arrLength; i++) {
if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
if (foundIndex === -1) foundIndex = i;
if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
} else {
if (foundIndex !== -1) i -= i - foundIndex;
foundIndex = -1;
}
}
} else {
if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength;
for (i = byteOffset; i >= 0; i--) {
var found = true;
for (var j = 0; j < valLength; j++) {
if (read(arr, i + j) !== read(val, j)) {
found = false;
break
}
}
if (found) return i
}
}
return -1
}
Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
return this.indexOf(val, byteOffset, encoding) !== -1
};
Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
};
Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
};
function hexWrite (buf, string, offset, length) {
offset = Number(offset) || 0;
var remaining = buf.length - offset;
if (!length) {
length = remaining;
} else {
length = Number(length);
if (length > remaining) {
length = remaining;
}
}
// must be an even number of digits
var strLen = string.length;
if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
if (length > strLen / 2) {
length = strLen / 2;
}
for (var i = 0; i < length; ++i) {
var parsed = parseInt(string.substr(i * 2, 2), 16);
if (isNaN(parsed)) return i
buf[offset + i] = parsed;
}
return i
}
function utf8Write (buf, string, offset, length) {
return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
}
function asciiWrite (buf, string, offset, length) {
return blitBuffer(asciiToBytes(string), buf, offset, length)
}
function latin1Write (buf, string, offset, length) {
return asciiWrite(buf, string, offset, length)
}
function base64Write (buf, string, offset, length) {
return blitBuffer(base64ToBytes(string), buf, offset, length)
}
function ucs2Write (buf, string, offset, length) {
return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
}
Buffer.prototype.write = function write (string, offset, length, encoding) {
// Buffer#write(string)
if (offset === undefined) {
encoding = 'utf8';
length = this.length;
offset = 0;
// Buffer#write(string, encoding)
} else if (length === undefined && typeof offset === 'string') {
encoding = offset;
length = this.length;
offset = 0;
// Buffer#write(string, offset[, length][, encoding])
} else if (isFinite(offset)) {
offset = offset | 0;
if (isFinite(length)) {
length = length | 0;
if (encoding === undefined) encoding = 'utf8';
} else {
encoding = length;
length = undefined;
}
// legacy write(string, encoding, offset, length) - remove in v0.13
} else {
throw new Error(
'Buffer.write(string, encoding, offset[, length]) is no longer supported'
)
}
var remaining = this.length - offset;
if (length === undefined || length > remaining) length = remaining;
if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
throw new RangeError('Attempt to write outside buffer bounds')
}
if (!encoding) encoding = 'utf8';
var loweredCase = false;
for (;;) {
switch (encoding) {
case 'hex':
return hexWrite(this, string, offset, length)
case 'utf8':
case 'utf-8':
return utf8Write(this, string, offset, length)
case 'ascii':
return asciiWrite(this, string, offset, length)
case 'latin1':
case 'binary':
return latin1Write(this, string, offset, length)
case 'base64':
// Warning: maxLength not taken into account in base64Write
return base64Write(this, string, offset, length)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return ucs2Write(this, string, offset, length)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = ('' + encoding).toLowerCase();
loweredCase = true;
}
}
};
Buffer.prototype.toJSON = function toJSON () {
return {
type: 'Buffer',
data: Array.prototype.slice.call(this._arr || this, 0)
}
};
function base64Slice (buf, start, end) {
if (start === 0 && end === buf.length) {
return fromByteArray(buf)
} else {
return fromByteArray(buf.slice(start, end))
}
}
function utf8Slice (buf, start, end) {
end = Math.min(buf.length, end);
var res = [];
var i = start;
while (i < end) {
var firstByte = buf[i];
var codePoint = null;
var bytesPerSequence = (firstByte > 0xEF) ? 4
: (firstByte > 0xDF) ? 3
: (firstByte > 0xBF) ? 2
: 1;
if (i + bytesPerSequence <= end) {
var secondByte, thirdByte, fourthByte, tempCodePoint;
switch (bytesPerSequence) {
case 1:
if (firstByte < 0x80) {
codePoint = firstByte;
}
break
case 2:
secondByte = buf[i + 1];
if ((secondByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F);
if (tempCodePoint > 0x7F) {
codePoint = tempCodePoint;
}
}
break
case 3:
secondByte = buf[i + 1];
thirdByte = buf[i + 2];
if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F);
if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
codePoint = tempCodePoint;
}
}
break
case 4:
secondByte = buf[i + 1];
thirdByte = buf[i + 2];
fourthByte = buf[i + 3];
if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F);
if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
codePoint = tempCodePoint;
}
}
}
}
if (codePoint === null) {
// we did not generate a valid codePoint so insert a
// replacement char (U+FFFD) and advance only 1 byte
codePoint = 0xFFFD;
bytesPerSequence = 1;
} else if (codePoint > 0xFFFF) {
// encode to utf16 (surrogate pair dance)
codePoint -= 0x10000;
res.push(codePoint >>> 10 & 0x3FF | 0xD800);
codePoint = 0xDC00 | codePoint & 0x3FF;
}
res.push(codePoint);
i += bytesPerSequence;
}
return decodeCodePointsArray(res)
}
// Based on http://stackoverflow.com/a/22747272/680742, the browser with
// the lowest limit is Chrome, with 0x10000 args.
// We go 1 magnitude less, for safety
var MAX_ARGUMENTS_LENGTH = 0x1000;
function decodeCodePointsArray (codePoints) {
var len = codePoints.length;
if (len <= MAX_ARGUMENTS_LENGTH) {
return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
}
// Decode in chunks to avoid "call stack size exceeded".
var res = '';
var i = 0;
while (i < len) {
res += String.fromCharCode.apply(
String,
codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
);
}
return res
}
function asciiSlice (buf, start, end) {
var ret = '';
end = Math.min(buf.length, end);
for (var i = start; i < end; ++i) {
ret += String.fromCharCode(buf[i] & 0x7F);
}
return ret
}
function latin1Slice (buf, start, end) {
var ret = '';
end = Math.min(buf.length, end);
for (var i = start; i < end; ++i) {
ret += String.fromCharCode(buf[i]);
}
return ret
}
function hexSlice (buf, start, end) {
var len = buf.length;
if (!start || start < 0) start = 0;
if (!end || end < 0 || end > len) end = len;
var out = '';
for (var i = start; i < end; ++i) {
out += toHex(buf[i]);
}
return out
}
function utf16leSlice (buf, start, end) {
var bytes = buf.slice(start, end);
var res = '';
for (var i = 0; i < bytes.length; i += 2) {
res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256);
}
return res
}
Buffer.prototype.slice = function slice (start, end) {
var len = this.length;
start = ~~start;
end = end === undefined ? len : ~~end;
if (start < 0) {
start += len;
if (start < 0) start = 0;
} else if (start > len) {
start = len;
}
if (end < 0) {
end += len;
if (end < 0) end = 0;
} else if (end > len) {
end = len;
}
if (end < start) end = start;
var newBuf;
if (Buffer.TYPED_ARRAY_SUPPORT) {
newBuf = this.subarray(start, end);
newBuf.__proto__ = Buffer.prototype;
} else {
var sliceLen = end - start;
newBuf = new Buffer(sliceLen, undefined);
for (var i = 0; i < sliceLen; ++i) {
newBuf[i] = this[i + start];
}
}
return newBuf
};
/*
* Need to make sure that buffer isn't trying to write out of bounds.
*/
function checkOffset (offset, ext, length) {
if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
}
Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) checkOffset(offset, byteLength, this.length);
var val = this[offset];
var mul = 1;
var i = 0;
while (++i < byteLength && (mul *= 0x100)) {
val += this[offset + i] * mul;
}
return val
};
Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) {
checkOffset(offset, byteLength, this.length);
}
var val = this[offset + --byteLength];
var mul = 1;
while (byteLength > 0 && (mul *= 0x100)) {
val += this[offset + --byteLength] * mul;
}
return val
};
Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
if (!noAssert) checkOffset(offset, 1, this.length);
return this[offset]
};
Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length);
return this[offset] | (this[offset + 1] << 8)
};
Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length);
return (this[offset] << 8) | this[offset + 1]
};
Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length);
return ((this[offset]) |
(this[offset + 1] << 8) |
(this[offset + 2] << 16)) +
(this[offset + 3] * 0x1000000)
};
Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length);
return (this[offset] * 0x1000000) +
((this[offset + 1] << 16) |
(this[offset + 2] << 8) |
this[offset + 3])
};
Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) checkOffset(offset, byteLength, this.length);
var val = this[offset];
var mul = 1;
var i = 0;
while (++i < byteLength && (mul *= 0x100)) {
val += this[offset + i] * mul;
}
mul *= 0x80;
if (val >= mul) val -= Math.pow(2, 8 * byteLength);
return val
};
Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) checkOffset(offset, byteLength, this.length);
var i = byteLength;
var mul = 1;
var val = this[offset + --i];
while (i > 0 && (mul *= 0x100)) {
val += this[offset + --i] * mul;
}
mul *= 0x80;
if (val >= mul) val -= Math.pow(2, 8 * byteLength);
return val
};
Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
if (!noAssert) checkOffset(offset, 1, this.length);
if (!(this[offset] & 0x80)) return (this[offset])
return ((0xff - this[offset] + 1) * -1)
};
Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length);
var val = this[offset] | (this[offset + 1] << 8);
return (val & 0x8000) ? val | 0xFFFF0000 : val
};
Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length);
var val = this[offset + 1] | (this[offset] << 8);
return (val & 0x8000) ? val | 0xFFFF0000 : val
};
Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length);
return (this[offset]) |
(this[offset + 1] << 8) |
(this[offset + 2] << 16) |
(this[offset + 3] << 24)
};
Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length);
return (this[offset] << 24) |
(this[offset + 1] << 16) |
(this[offset + 2] << 8) |
(this[offset + 3])
};
Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length);
return read(this, offset, true, 23, 4)
};
Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length);
return read(this, offset, false, 23, 4)
};
Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 8, this.length);
return read(this, offset, true, 52, 8)
};
Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 8, this.length);
return read(this, offset, false, 52, 8)
};
function checkInt (buf, value, offset, ext, max, min) {
if (!internalIsBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
if (offset + ext > buf.length) throw new RangeError('Index out of range')
}
Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) {
var maxBytes = Math.pow(2, 8 * byteLength) - 1;
checkInt(this, value, offset, byteLength, maxBytes, 0);
}
var mul = 1;
var i = 0;
this[offset] = value & 0xFF;
while (++i < byteLength && (mul *= 0x100)) {
this[offset + i] = (value / mul) & 0xFF;
}
return offset + byteLength
};
Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
byteLength = byteLength | 0;
if (!noAssert) {
var maxBytes = Math.pow(2, 8 * byteLength) - 1;
checkInt(this, value, offset, byteLength, maxBytes, 0);
}
var i = byteLength - 1;
var mul = 1;
this[offset + i] = value & 0xFF;
while (--i >= 0 && (mul *= 0x100)) {
this[offset + i] = (value / mul) & 0xFF;
}
return offset + byteLength
};
Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0);
if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
this[offset] = (value & 0xff);
return offset + 1
};
function objectWriteUInt16 (buf, value, offset, littleEndian) {
if (value < 0) value = 0xffff + value + 1;
for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
(littleEndian ? i : 1 - i) * 8;
}
}
Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff);
this[offset + 1] = (value >>> 8);
} else {
objectWriteUInt16(this, value, offset, true);
}
return offset + 2
};
Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 8);
this[offset + 1] = (value & 0xff);
} else {
objectWriteUInt16(this, value, offset, false);
}
return offset + 2
};
function objectWriteUInt32 (buf, value, offset, littleEndian) {
if (value < 0) value = 0xffffffff + value + 1;
for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff;
}
}
Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset + 3] = (value >>> 24);
this[offset + 2] = (value >>> 16);
this[offset + 1] = (value >>> 8);
this[offset] = (value & 0xff);
} else {
objectWriteUInt32(this, value, offset, true);
}
return offset + 4
};
Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 24);
this[offset + 1] = (value >>> 16);
this[offset + 2] = (value >>> 8);
this[offset + 3] = (value & 0xff);
} else {
objectWriteUInt32(this, value, offset, false);
}
return offset + 4
};
Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) {
var limit = Math.pow(2, 8 * byteLength - 1);
checkInt(this, value, offset, byteLength, limit - 1, -limit);
}
var i = 0;
var mul = 1;
var sub = 0;
this[offset] = value & 0xFF;
while (++i < byteLength && (mul *= 0x100)) {
if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
sub = 1;
}
this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
}
return offset + byteLength
};
Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) {
var limit = Math.pow(2, 8 * byteLength - 1);
checkInt(this, value, offset, byteLength, limit - 1, -limit);
}
var i = byteLength - 1;
var mul = 1;
var sub = 0;
this[offset + i] = value & 0xFF;
while (--i >= 0 && (mul *= 0x100)) {
if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
sub = 1;
}
this[offset + i] = ((value / mul) >> 0) - sub & 0xFF;
}
return offset + byteLength
};
Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80);
if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value);
if (value < 0) value = 0xff + value + 1;
this[offset] = (value & 0xff);
return offset + 1
};
Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff);
this[offset + 1] = (value >>> 8);
} else {
objectWriteUInt16(this, value, offset, true);
}
return offset + 2
};
Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 8);
this[offset + 1] = (value & 0xff);
} else {
objectWriteUInt16(this, value, offset, false);
}
return offset + 2
};
Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff);
this[offset + 1] = (value >>> 8);
this[offset + 2] = (value >>> 16);
this[offset + 3] = (value >>> 24);
} else {
objectWriteUInt32(this, value, offset, true);
}
return offset + 4
};
Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
value = +value;
offset = offset | 0;
if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000);
if (value < 0) value = 0xffffffff + value + 1;
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 24);
this[offset + 1] = (value >>> 16);
this[offset + 2] = (value >>> 8);
this[offset + 3] = (value & 0xff);
} else {
objectWriteUInt32(this, value, offset, false);
}
return offset + 4
};
function checkIEEE754 (buf, value, offset, ext, max, min) {
if (offset + ext > buf.length) throw new RangeError('Index out of range')
if (offset < 0) throw new RangeError('Index out of range')
}
function writeFloat (buf, value, offset, littleEndian, noAssert) {
if (!noAssert) {
checkIEEE754(buf, value, offset, 4);
}
write(buf, value, offset, littleEndian, 23, 4);
return offset + 4
}
Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
return writeFloat(this, value, offset, true, noAssert)
};
Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
return writeFloat(this, value, offset, false, noAssert)
};
function writeDouble (buf, value, offset, littleEndian, noAssert) {
if (!noAssert) {
checkIEEE754(buf, value, offset, 8);
}
write(buf, value, offset, littleEndian, 52, 8);
return offset + 8
}
Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
return writeDouble(this, value, offset, true, noAssert)
};
Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
return writeDouble(this, value, offset, false, noAssert)
};
// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
Buffer.prototype.copy = function copy (target, targetStart, start, end) {
if (!start) start = 0;
if (!end && end !== 0) end = this.length;
if (targetStart >= target.length) targetStart = target.length;
if (!targetStart) targetStart = 0;
if (end > 0 && end < start) end = start;
// Copy 0 bytes; we're done
if (end === start) return 0
if (target.length === 0 || this.length === 0) return 0
// Fatal error conditions
if (targetStart < 0) {
throw new RangeError('targetStart out of bounds')
}
if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
if (end < 0) throw new RangeError('sourceEnd out of bounds')
// Are we oob?
if (end > this.length) end = this.length;
if (target.length - targetStart < end - start) {
end = target.length - targetStart + start;
}
var len = end - start;
var i;
if (this === target && start < targetStart && targetStart < end) {
// descending copy from end
for (i = len - 1; i >= 0; --i) {
target[i + targetStart] = this[i + start];
}
} else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
// ascending copy from start
for (i = 0; i < len; ++i) {
target[i + targetStart] = this[i + start];
}
} else {
Uint8Array.prototype.set.call(
target,
this.subarray(start, start + len),
targetStart
);
}
return len
};
// Usage:
// buffer.fill(number[, offset[, end]])
// buffer.fill(buffer[, offset[, end]])
// buffer.fill(string[, offset[, end]][, encoding])
Buffer.prototype.fill = function fill (val, start, end, encoding) {
// Handle string cases:
if (typeof val === 'string') {
if (typeof start === 'string') {
encoding = start;
start = 0;
end = this.length;
} else if (typeof end === 'string') {
encoding = end;
end = this.length;
}
if (val.length === 1) {
var code = val.charCodeAt(0);
if (code < 256) {
val = code;
}
}
if (encoding !== undefined && typeof encoding !== 'string') {
throw new TypeError('encoding must be a string')
}
if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
throw new TypeError('Unknown encoding: ' + encoding)
}
} else if (typeof val === 'number') {
val = val & 255;
}
// Invalid ranges are not set to a default, so can range check early.
if (start < 0 || this.length < start || this.length < end) {
throw new RangeError('Out of range index')
}
if (end <= start) {
return this
}
start = start >>> 0;
end = end === undefined ? this.length : end >>> 0;
if (!val) val = 0;
var i;
if (typeof val === 'number') {
for (i = start; i < end; ++i) {
this[i] = val;
}
} else {
var bytes = internalIsBuffer(val)
? val
: utf8ToBytes(new Buffer(val, encoding).toString());
var len = bytes.length;
for (i = 0; i < end - start; ++i) {
this[i + start] = bytes[i % len];
}
}
return this
};
// HELPER FUNCTIONS
// ================
var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g;
function base64clean (str) {
// Node strips out invalid characters like \n and \t from the string, base64-js does not
str = stringtrim(str).replace(INVALID_BASE64_RE, '');
// Node converts strings with length < 2 to ''
if (str.length < 2) return ''
// Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
while (str.length % 4 !== 0) {
str = str + '=';
}
return str
}
function stringtrim (str) {
if (str.trim) return str.trim()
return str.replace(/^\s+|\s+$/g, '')
}
function toHex (n) {
if (n < 16) return '0' + n.toString(16)
return n.toString(16)
}
function utf8ToBytes (string, units) {
units = units || Infinity;
var codePoint;
var length = string.length;
var leadSurrogate = null;
var bytes = [];
for (var i = 0; i < length; ++i) {
codePoint = string.charCodeAt(i);
// is surrogate component
if (codePoint > 0xD7FF && codePoint < 0xE000) {
// last char was a lead
if (!leadSurrogate) {
// no lead yet
if (codePoint > 0xDBFF) {
// unexpected trail
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
continue
} else if (i + 1 === length) {
// unpaired lead
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
continue
}
// valid lead
leadSurrogate = codePoint;
continue
}
// 2 leads in a row
if (codePoint < 0xDC00) {
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
leadSurrogate = codePoint;
continue
}
// valid surrogate pair
codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000;
} else if (leadSurrogate) {
// valid bmp char, but last char was a lead
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD);
}
leadSurrogate = null;
// encode utf8
if (codePoint < 0x80) {
if ((units -= 1) < 0) break
bytes.push(codePoint);
} else if (codePoint < 0x800) {
if ((units -= 2) < 0) break
bytes.push(
codePoint >> 0x6 | 0xC0,
codePoint & 0x3F | 0x80
);
} else if (codePoint < 0x10000) {
if ((units -= 3) < 0) break
bytes.push(
codePoint >> 0xC | 0xE0,
codePoint >> 0x6 & 0x3F | 0x80,
codePoint & 0x3F | 0x80
);
} else if (codePoint < 0x110000) {
if ((units -= 4) < 0) break
bytes.push(
codePoint >> 0x12 | 0xF0,
codePoint >> 0xC & 0x3F | 0x80,
codePoint >> 0x6 & 0x3F | 0x80,
codePoint & 0x3F | 0x80
);
} else {
throw new Error('Invalid code point')
}
}
return bytes
}
function asciiToBytes (str) {
var byteArray = [];
for (var i = 0; i < str.length; ++i) {
// Node's code seems to be doing this and not & 0x7F..
byteArray.push(str.charCodeAt(i) & 0xFF);
}
return byteArray
}
function utf16leToBytes (str, units) {
var c, hi, lo;
var byteArray = [];
for (var i = 0; i < str.length; ++i) {
if ((units -= 2) < 0) break
c = str.charCodeAt(i);
hi = c >> 8;
lo = c % 256;
byteArray.push(lo);
byteArray.push(hi);
}
return byteArray
}
function base64ToBytes (str) {
return toByteArray(base64clean(str))
}
function blitBuffer (src, dst, offset, length) {
for (var i = 0; i < length; ++i) {
if ((i + offset >= dst.length) || (i >= src.length)) break
dst[i + offset] = src[i];
}
return i
}
function isnan (val) {
return val !== val // eslint-disable-line no-self-compare
}
// the following is from is-buffer, also by Feross Aboukhadijeh and with same lisence
// The _isBuffer check is for Safari 5-7 support, because it's missing
// Object.prototype.constructor. Remove this eventually
function isBuffer(obj) {
return obj != null && (!!obj._isBuffer || isFastBuffer(obj) || isSlowBuffer(obj))
}
function isFastBuffer (obj) {
return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
}
// For Node v0.10 support. Remove this eventually.
function isSlowBuffer (obj) {
return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isFastBuffer(obj.slice(0, 0))
}
var browser$2 = true;
var utils$3 = {};
var he = {exports: {}};
/*! https://mths.be/he v1.2.0 by @mathias | MIT license */
(function (module, exports) {
(function(root) {
// Detect free variables `exports`.
var freeExports = exports;
// Detect free variable `module`.
var freeModule = module &&
module.exports == freeExports && module;
// Detect free variable `global`, from Node.js or Browserified code,
// and use it as `root`.
var freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal;
if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
root = freeGlobal;
}
/*--------------------------------------------------------------------------*/
// All astral symbols.
var regexAstralSymbols = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
// All ASCII symbols (not just printable ASCII) except those listed in the
// first column of the overrides table.
// https://html.spec.whatwg.org/multipage/syntax.html#table-charref-overrides
var regexAsciiWhitelist = /[\x01-\x7F]/g;
// All BMP symbols that are not ASCII newlines, printable ASCII symbols, or
// code points listed in the first column of the overrides table on
// https://html.spec.whatwg.org/multipage/syntax.html#table-charref-overrides.
var regexBmpWhitelist = /[\x01-\t\x0B\f\x0E-\x1F\x7F\x81\x8D\x8F\x90\x9D\xA0-\uFFFF]/g;
var regexEncodeNonAscii = /<\u20D2|=\u20E5|>\u20D2|\u205F\u200A|\u219D\u0338|\u2202\u0338|\u2220\u20D2|\u2229\uFE00|\u222A\uFE00|\u223C\u20D2|\u223D\u0331|\u223E\u0333|\u2242\u0338|\u224B\u0338|\u224D\u20D2|\u224E\u0338|\u224F\u0338|\u2250\u0338|\u2261\u20E5|\u2264\u20D2|\u2265\u20D2|\u2266\u0338|\u2267\u0338|\u2268\uFE00|\u2269\uFE00|\u226A\u0338|\u226A\u20D2|\u226B\u0338|\u226B\u20D2|\u227F\u0338|\u2282\u20D2|\u2283\u20D2|\u228A\uFE00|\u228B\uFE00|\u228F\u0338|\u2290\u0338|\u2293\uFE00|\u2294\uFE00|\u22B4\u20D2|\u22B5\u20D2|\u22D8\u0338|\u22D9\u0338|\u22DA\uFE00|\u22DB\uFE00|\u22F5\u0338|\u22F9\u0338|\u2933\u0338|\u29CF\u0338|\u29D0\u0338|\u2A6D\u0338|\u2A70\u0338|\u2A7D\u0338|\u2A7E\u0338|\u2AA1\u0338|\u2AA2\u0338|\u2AAC\uFE00|\u2AAD\uFE00|\u2AAF\u0338|\u2AB0\u0338|\u2AC5\u0338|\u2AC6\u0338|\u2ACB\uFE00|\u2ACC\uFE00|\u2AFD\u20E5|[\xA0-\u0113\u0116-\u0122\u0124-\u012B\u012E-\u014D\u0150-\u017E\u0192\u01B5\u01F5\u0237\u02C6\u02C7\u02D8-\u02DD\u0311\u0391-\u03A1\u03A3-\u03A9\u03B1-\u03C9\u03D1\u03D2\u03D5\u03D6\u03DC\u03DD\u03F0\u03F1\u03F5\u03F6\u0401-\u040C\u040E-\u044F\u0451-\u045C\u045E\u045F\u2002-\u2005\u2007-\u2010\u2013-\u2016\u2018-\u201A\u201C-\u201E\u2020-\u2022\u2025\u2026\u2030-\u2035\u2039\u203A\u203E\u2041\u2043\u2044\u204F\u2057\u205F-\u2063\u20AC\u20DB\u20DC\u2102\u2105\u210A-\u2113\u2115-\u211E\u2122\u2124\u2127-\u2129\u212C\u212D\u212F-\u2131\u2133-\u2138\u2145-\u2148\u2153-\u215E\u2190-\u219B\u219D-\u21A7\u21A9-\u21AE\u21B0-\u21B3\u21B5-\u21B7\u21BA-\u21DB\u21DD\u21E4\u21E5\u21F5\u21FD-\u2205\u2207-\u2209\u220B\u220C\u220F-\u2214\u2216-\u2218\u221A\u221D-\u2238\u223A-\u2257\u2259\u225A\u225C\u225F-\u2262\u2264-\u228B\u228D-\u229B\u229D-\u22A5\u22A7-\u22B0\u22B2-\u22BB\u22BD-\u22DB\u22DE-\u22E3\u22E6-\u22F7\u22F9-\u22FE\u2305\u2306\u2308-\u2310\u2312\u2313\u2315\u2316\u231C-\u231F\u2322\u2323\u232D\u232E\u2336\u233D\u233F\u237C\u23B0\u23B1\u23B4-\u23B6\u23DC-\u23DF\u23E2\u23E7\u2423\u24C8\u2500\u2502\u250C\u2510\u2514\u2518\u251C\u2524\u252C\u2534\u253C\u2550-\u256C\u2580\u2584\u2588\u2591-\u2593\u25A1\u25AA\u25AB\u25AD\u25AE\u25B1\u25B3-\u25B5\u25B8\u25B9\u25BD-\u25BF\u25C2\u25C3\u25CA\u25CB\u25EC\u25EF\u25F8-\u25FC\u2605\u2606\u260E\u2640\u2642\u2660\u2663\u2665\u2666\u266A\u266D-\u266F\u2713\u2717\u2720\u2736\u2758\u2772\u2773\u27C8\u27C9\u27E6-\u27ED\u27F5-\u27FA\u27FC\u27FF\u2902-\u2905\u290C-\u2913\u2916\u2919-\u2920\u2923-\u292A\u2933\u2935-\u2939\u293C\u293D\u2945\u2948-\u294B\u294E-\u2976\u2978\u2979\u297B-\u297F\u2985\u2986\u298B-\u2996\u299A\u299C\u299D\u29A4-\u29B7\u29B9\u29BB\u29BC\u29BE-\u29C5\u29C9\u29CD-\u29D0\u29DC-\u29DE\u29E3-\u29E5\u29EB\u29F4\u29F6\u2A00-\u2A02\u2A04\u2A06\u2A0C\u2A0D\u2A10-\u2A17\u2A22-\u2A27\u2A29\u2A2A\u2A2D-\u2A31\u2A33-\u2A3C\u2A3F\u2A40\u2A42-\u2A4D\u2A50\u2A53-\u2A58\u2A5A-\u2A5D\u2A5F\u2A66\u2A6A\u2A6D-\u2A75\u2A77-\u2A9A\u2A9D-\u2AA2\u2AA4-\u2AB0\u2AB3-\u2AC8\u2ACB\u2ACC\u2ACF-\u2ADB\u2AE4\u2AE6-\u2AE9\u2AEB-\u2AF3\u2AFD\uFB00-\uFB04]|\uD835[\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDCCF\uDD04\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDD6B]/g;
var encodeMap = {'\xAD':'shy','\u200C':'zwnj','\u200D':'zwj','\u200E':'lrm','\u2063':'ic','\u2062':'it','\u2061':'af','\u200F':'rlm','\u200B':'ZeroWidthSpace','\u2060':'NoBreak','\u0311':'DownBreve','\u20DB':'tdot','\u20DC':'DotDot','\t':'Tab','\n':'NewLine','\u2008':'puncsp','\u205F':'MediumSpace','\u2009':'thinsp','\u200A':'hairsp','\u2004':'emsp13','\u2002':'ensp','\u2005':'emsp14','\u2003':'emsp','\u2007':'numsp','\xA0':'nbsp','\u205F\u200A':'ThickSpace','\u203E':'oline','_':'lowbar','\u2010':'dash','\u2013':'ndash','\u2014':'mdash','\u2015':'horbar',',':'comma',';':'semi','\u204F':'bsemi',':':'colon','\u2A74':'Colone','!':'excl','\xA1':'iexcl','?':'quest','\xBF':'iquest','.':'period','\u2025':'nldr','\u2026':'mldr','\xB7':'middot','\'':'apos','\u2018':'lsquo','\u2019':'rsquo','\u201A':'sbquo','\u2039':'lsaquo','\u203A':'rsaquo','"':'quot','\u201C':'ldquo','\u201D':'rdquo','\u201E':'bdquo','\xAB':'laquo','\xBB':'raquo','(':'lpar',')':'rpar','[':'lsqb',']':'rsqb','{':'lcub','}':'rcub','\u2308':'lceil','\u2309':'rceil','\u230A':'lfloor','\u230B':'rfloor','\u2985':'lopar','\u2986':'ropar','\u298B':'lbrke','\u298C':'rbrke','\u298D':'lbrkslu','\u298E':'rbrksld','\u298F':'lbrksld','\u2990':'rbrkslu','\u2991':'langd','\u2992':'rangd','\u2993':'lparlt','\u2994':'rpargt','\u2995':'gtlPar','\u2996':'ltrPar','\u27E6':'lobrk','\u27E7':'robrk','\u27E8':'lang','\u27E9':'rang','\u27EA':'Lang','\u27EB':'Rang','\u27EC':'loang','\u27ED':'roang','\u2772':'lbbrk','\u2773':'rbbrk','\u2016':'Vert','\xA7':'sect','\xB6':'para','@':'commat','*':'ast','/':'sol','undefined':null,'&':'amp','#':'num','%':'percnt','\u2030':'permil','\u2031':'pertenk','\u2020':'dagger','\u2021':'Dagger','\u2022':'bull','\u2043':'hybull','\u2032':'prime','\u2033':'Prime','\u2034':'tprime','\u2057':'qprime','\u2035':'bprime','\u2041':'caret','`':'grave','\xB4':'acute','\u02DC':'tilde','^':'Hat','\xAF':'macr','\u02D8':'breve','\u02D9':'dot','\xA8':'die','\u02DA':'ring','\u02DD':'dblac','\xB8':'cedil','\u02DB':'ogon','\u02C6':'circ','\u02C7':'caron','\xB0':'deg','\xA9':'copy','\xAE':'reg','\u2117':'copysr','\u2118':'wp','\u211E':'rx','\u2127':'mho','\u2129':'iiota','\u2190':'larr','\u219A':'nlarr','\u2192':'rarr','\u219B':'nrarr','\u2191':'uarr','\u2193':'darr','\u2194':'harr','\u21AE':'nharr','\u2195':'varr','\u2196':'nwarr','\u2197':'nearr','\u2198':'searr','\u2199':'swarr','\u219D':'rarrw','\u219D\u0338':'nrarrw','\u219E':'Larr','\u219F':'Uarr','\u21A0':'Rarr','\u21A1':'Darr','\u21A2':'larrtl','\u21A3':'rarrtl','\u21A4':'mapstoleft','\u21A5':'mapstoup','\u21A6':'map','\u21A7':'mapstodown','\u21A9':'larrhk','\u21AA':'rarrhk','\u21AB':'larrlp','\u21AC':'rarrlp','\u21AD':'harrw','\u21B0':'lsh','\u21B1':'rsh','\u21B2':'ldsh','\u21B3':'rdsh','\u21B5':'crarr','\u21B6':'cularr','\u21B7':'curarr','\u21BA':'olarr','\u21BB':'orarr','\u21BC':'lharu','\u21BD':'lhard','\u21BE':'uharr','\u21BF':'uharl','\u21C0':'rharu','\u21C1':'rhard','\u21C2':'dharr','\u21C3':'dharl','\u21C4':'rlarr','\u21C5':'udarr','\u21C6':'lrarr','\u21C7':'llarr','\u21C8':'uuarr','\u21C9':'rrarr','\u21CA':'ddarr','\u21CB':'lrhar','\u21CC':'rlhar','\u21D0':'lArr','\u21CD':'nlArr','\u21D1':'uArr','\u21D2':'rArr','\u21CF':'nrArr','\u21D3':'dArr','\u21D4':'iff','\u21CE':'nhArr','\u21D5':'vArr','\u21D6':'nwArr','\u21D7':'neArr','\u21D8':'seArr','\u21D9':'swArr','\u21DA':'lAarr','\u21DB':'rAarr','\u21DD':'zigrarr','\u21E4':'larrb','\u21E5':'rarrb','\u21F5':'duarr','\u21FD':'loarr','\u21FE':'roarr','\u21FF':'hoarr','\u2200':'forall','\u2201':'comp','\u2202':'part','\u2202\u0338':'npart','\u2203':'exist','\u2204':'nexist','\u2205':'empty','\u2207':'Del','\u2208':'in','\u2209':'notin','\u220B':'ni','\u220C':'notni','\u03F6':'bepsi','\u220F':'prod','\u2210':'coprod','\u2211':'sum','+':'plus','\xB1':'pm','\xF7':'div','\xD7':'times','<':'lt','\u226E':'nlt','<\u20D2':'nvlt','=':'equals','\u2260':'ne','=\u20E5':'bne','\u2A75':'Equal','>':'gt','\u226F':'ngt','>\u20D2':'nvgt','\xAC':'not','|':'vert','\xA6':'brvbar','\u2212':'minus','\u2213':'mp','\u2214':'plusdo','\u2044':'frasl','\u2216':'setmn','\u2217':'lowast','\u2218':'compfn','\u221A':'Sqrt','\u221D':'prop','\u221E':'infin','\u221F':'angrt','\u2220':'ang','\u2220\u20D2':'nang','\u2221':'angmsd','\u2222':'angsph','\u2223':'mid','\u2224':'nmid','\u2225':'par','\u2226':'npar','\u2227':'and','\u2228':'or','\u2229':'cap','\u2229\uFE00':'caps','\u222A':'cup','\u222A\uFE00':'cups','\u222B':'int','\u222C':'Int','\u222D':'tint','\u2A0C':'qint','\u222E':'oint','\u222F':'Conint','\u2230':'Cconint','\u2231':'cwint','\u2232':'cwconint','\u2233':'awconint','\u2234':'there4','\u2235':'becaus','\u2236':'ratio','\u2237':'Colon','\u2238':'minusd','\u223A':'mDDot','\u223B':'homtht','\u223C':'sim','\u2241':'nsim','\u223C\u20D2':'nvsim','\u223D':'bsim','\u223D\u0331':'race','\u223E':'ac','\u223E\u0333':'acE','\u223F':'acd','\u2240':'wr','\u2242':'esim','\u2242\u0338':'nesim','\u2243':'sime','\u2244':'nsime','\u2245':'cong','\u2247':'ncong','\u2246':'simne','\u2248':'ap','\u2249':'nap','\u224A':'ape','\u224B':'apid','\u224B\u0338':'napid','\u224C':'bcong','\u224D':'CupCap','\u226D':'NotCupCap','\u224D\u20D2':'nvap','\u224E':'bump','\u224E\u0338':'nbump','\u224F':'bumpe','\u224F\u0338':'nbumpe','\u2250':'doteq','\u2250\u0338':'nedot','\u2251':'eDot','\u2252':'efDot','\u2253':'erDot','\u2254':'colone','\u2255':'ecolon','\u2256':'ecir','\u2257':'cire','\u2259':'wedgeq','\u225A':'veeeq','\u225C':'trie','\u225F':'equest','\u2261':'equiv','\u2262':'nequiv','\u2261\u20E5':'bnequiv','\u2264':'le','\u2270':'nle','\u2264\u20D2':'nvle','\u2265':'ge','\u2271':'nge','\u2265\u20D2':'nvge','\u2266':'lE','\u2266\u0338':'nlE','\u2267':'gE','\u2267\u0338':'ngE','\u2268\uFE00':'lvnE','\u2268':'lnE','\u2269':'gnE','\u2269\uFE00':'gvnE','\u226A':'ll','\u226A\u0338':'nLtv','\u226A\u20D2':'nLt','\u226B':'gg','\u226B\u0338':'nGtv','\u226B\u20D2':'nGt','\u226C':'twixt','\u2272':'lsim','\u2274':'nlsim','\u2273':'gsim','\u2275':'ngsim','\u2276':'lg','\u2278':'ntlg','\u2277':'gl','\u2279':'ntgl','\u227A':'pr','\u2280':'npr','\u227B':'sc','\u2281':'nsc','\u227C':'prcue','\u22E0':'nprcue','\u227D':'sccue','\u22E1':'nsccue','\u227E':'prsim','\u227F':'scsim','\u227F\u0338':'NotSucceedsTilde','\u2282':'sub','\u2284':'nsub','\u2282\u20D2':'vnsub','\u2283':'sup','\u2285':'nsup','\u2283\u20D2':'vnsup','\u2286':'sube','\u2288':'nsube','\u2287':'supe','\u2289':'nsupe','\u228A\uFE00':'vsubne','\u228A':'subne','\u228B\uFE00':'vsupne','\u228B':'supne','\u228D':'cupdot','\u228E':'uplus','\u228F':'sqsub','\u228F\u0338':'NotSquareSubset','\u2290':'sqsup','\u2290\u0338':'NotSquareSuperset','\u2291':'sqsube','\u22E2':'nsqsube','\u2292':'sqsupe','\u22E3':'nsqsupe','\u2293':'sqcap','\u2293\uFE00':'sqcaps','\u2294':'sqcup','\u2294\uFE00':'sqcups','\u2295':'oplus','\u2296':'ominus','\u2297':'otimes','\u2298':'osol','\u2299':'odot','\u229A':'ocir','\u229B':'oast','\u229D':'odash','\u229E':'plusb','\u229F':'minusb','\u22A0':'timesb','\u22A1':'sdotb','\u22A2':'vdash','\u22AC':'nvdash','\u22A3':'dashv','\u22A4':'top','\u22A5':'bot','\u22A7':'models','\u22A8':'vDash','\u22AD':'nvDash','\u22A9':'Vdash','\u22AE':'nVdash','\u22AA':'Vvdash','\u22AB':'VDash','\u22AF':'nVDash','\u22B0':'prurel','\u22B2':'vltri','\u22EA':'nltri','\u22B3':'vrtri','\u22EB':'nrtri','\u22B4':'ltrie','\u22EC':'nltrie','\u22B4\u20D2':'nvltrie','\u22B5':'rtrie','\u22ED':'nrtrie','\u22B5\u20D2':'nvrtrie','\u22B6':'origof','\u22B7':'imof','\u22B8':'mumap','\u22B9':'hercon','\u22BA':'intcal','\u22BB':'veebar','\u22BD':'barvee','\u22BE':'angrtvb','\u22BF':'lrtri','\u22C0':'Wedge','\u22C1':'Vee','\u22C2':'xcap','\u22C3':'xcup','\u22C4':'diam','\u22C5':'sdot','\u22C6':'Star','\u22C7':'divonx','\u22C8':'bowtie','\u22C9':'ltimes','\u22CA':'rtimes','\u22CB':'lthree','\u22CC':'rthree','\u22CD':'bsime','\u22CE':'cuvee','\u22CF':'cuwed','\u22D0':'Sub','\u22D1':'Sup','\u22D2':'Cap','\u22D3':'Cup','\u22D4':'fork','\u22D5':'epar','\u22D6':'ltdot','\u22D7':'gtdot','\u22D8':'Ll','\u22D8\u0338':'nLl','\u22D9':'Gg','\u22D9\u0338':'nGg','\u22DA\uFE00':'lesg','\u22DA':'leg','\u22DB':'gel','\u22DB\uFE00':'gesl','\u22DE':'cuepr','\u22DF':'cuesc','\u22E6':'lnsim','\u22E7':'gnsim','\u22E8':'prnsim','\u22E9':'scnsim','\u22EE':'vellip','\u22EF':'ctdot','\u22F0':'utdot','\u22F1':'dtdot','\u22F2':'disin','\u22F3':'isinsv','\u22F4':'isins','\u22F5':'isindot','\u22F5\u0338':'notindot','\u22F6':'notinvc','\u22F7':'notinvb','\u22F9':'isinE','\u22F9\u0338':'notinE','\u22FA':'nisd','\u22FB':'xnis','\u22FC':'nis','\u22FD':'notnivc','\u22FE':'notnivb','\u2305':'barwed','\u2306':'Barwed','\u230C':'drcrop','\u230D':'dlcrop','\u230E':'urcrop','\u230F':'ulcrop','\u2310':'bnot','\u2312':'profline','\u2313':'profsurf','\u2315':'telrec','\u2316':'target','\u231C':'ulcorn','\u231D':'urcorn','\u231E':'dlcorn','\u231F':'drcorn','\u2322':'frown','\u2323':'smile','\u232D':'cylcty','\u232E':'profalar','\u2336':'topbot','\u233D':'ovbar','\u233F':'solbar','\u237C':'angzarr','\u23B0':'lmoust','\u23B1':'rmoust','\u23B4':'tbrk','\u23B5':'bbrk','\u23B6':'bbrktbrk','\u23DC':'OverParenthesis','\u23DD':'UnderParenthesis','\u23DE':'OverBrace','\u23DF':'UnderBrace','\u23E2':'trpezium','\u23E7':'elinters','\u2423':'blank','\u2500':'boxh','\u2502':'boxv','\u250C':'boxdr','\u2510':'boxdl','\u2514':'boxur','\u2518':'boxul','\u251C':'boxvr','\u2524':'boxvl','\u252C':'boxhd','\u2534':'boxhu','\u253C':'boxvh','\u2550':'boxH','\u2551':'boxV','\u2552':'boxdR','\u2553':'boxDr','\u2554':'boxDR','\u2555':'boxdL','\u2556':'boxDl','\u2557':'boxDL','\u2558':'boxuR','\u2559':'boxUr','\u255A':'boxUR','\u255B':'boxuL','\u255C':'boxUl','\u255D':'boxUL','\u255E':'boxvR','\u255F':'boxVr','\u2560':'boxVR','\u2561':'boxvL','\u2562':'boxVl','\u2563':'boxVL','\u2564':'boxHd','\u2565':'boxhD','\u2566':'boxHD','\u2567':'boxHu','\u2568':'boxhU','\u2569':'boxHU','\u256A':'boxvH','\u256B':'boxVh','\u256C':'boxVH','\u2580':'uhblk','\u2584':'lhblk','\u2588':'block','\u2591':'blk14','\u2592':'blk12','\u2593':'blk34','\u25A1':'squ','\u25AA':'squf','\u25AB':'EmptyVerySmallSquare','\u25AD':'rect','\u25AE':'marker','\u25B1':'fltns','\u25B3':'xutri','\u25B4':'utrif','\u25B5':'utri','\u25B8':'rtrif','\u25B9':'rtri','\u25BD':'xdtri','\u25BE':'dtrif','\u25BF':'dtri','\u25C2':'ltrif','\u25C3':'ltri','\u25CA':'loz','\u25CB':'cir','\u25EC':'tridot','\u25EF':'xcirc','\u25F8':'ultri','\u25F9':'urtri','\u25FA':'lltri','\u25FB':'EmptySmallSquare','\u25FC':'FilledSmallSquare','\u2605':'starf','\u2606':'star','\u260E':'phone','\u2640':'female','\u2642':'male','\u2660':'spades','\u2663':'clubs','\u2665':'hearts','\u2666':'diams','\u266A':'sung','\u2713':'check','\u2717':'cross','\u2720':'malt','\u2736':'sext','\u2758':'VerticalSeparator','\u27C8':'bsolhsub','\u27C9':'suphsol','\u27F5':'xlarr','\u27F6':'xrarr','\u27F7':'xharr','\u27F8':'xlArr','\u27F9':'xrArr','\u27FA':'xhArr','\u27FC':'xmap','\u27FF':'dzigrarr','\u2902':'nvlArr','\u2903':'nvrArr','\u2904':'nvHarr','\u2905':'Map','\u290C':'lbarr','\u290D':'rbarr','\u290E':'lBarr','\u290F':'rBarr','\u2910':'RBarr','\u2911':'DDotrahd','\u2912':'UpArrowBar','\u2913':'DownArrowBar','\u2916':'Rarrtl','\u2919':'latail','\u291A':'ratail','\u291B':'lAtail','\u291C':'rAtail','\u291D':'larrfs','\u291E':'rarrfs','\u291F':'larrbfs','\u2920':'rarrbfs','\u2923':'nwarhk','\u2924':'nearhk','\u2925':'searhk','\u2926':'swarhk','\u2927':'nwnear','\u2928':'toea','\u2929':'tosa','\u292A':'swnwar','\u2933':'rarrc','\u2933\u0338':'nrarrc','\u2935':'cudarrr','\u2936':'ldca','\u2937':'rdca','\u2938':'cudarrl','\u2939':'larrpl','\u293C':'curarrm','\u293D':'cularrp','\u2945':'rarrpl','\u2948':'harrcir','\u2949':'Uarrocir','\u294A':'lurdshar','\u294B':'ldrushar','\u294E':'LeftRightVector','\u294F':'RightUpDownVector','\u2950':'DownLeftRightVector','\u2951':'LeftUpDownVector','\u2952':'LeftVectorBar','\u2953':'RightVectorBar','\u2954':'RightUpVectorBar','\u2955':'RightDownVectorBar','\u2956':'DownLeftVectorBar','\u2957':'DownRightVectorBar','\u2958':'LeftUpVectorBar','\u2959':'LeftDownVectorBar','\u295A':'LeftTeeVector','\u295B':'RightTeeVector','\u295C':'RightUpTeeVector','\u295D':'RightDownTeeVector','\u295E':'DownLeftTeeVector','\u295F':'DownRightTeeVector','\u2960':'LeftUpTeeVector','\u2961':'LeftDownTeeVector','\u2962':'lHar','\u2963':'uHar','\u2964':'rHar','\u2965':'dHar','\u2966':'luruhar','\u2967':'ldrdhar','\u2968':'ruluhar','\u2969':'rdldhar','\u296A':'lharul','\u296B':'llhard','\u296C':'rharul','\u296D':'lrhard','\u296E':'udhar','\u296F':'duhar','\u2970':'RoundImplies','\u2971':'erarr','\u2972':'simrarr','\u2973':'larrsim','\u2974':'rarrsim','\u2975':'rarrap','\u2976':'ltlarr','\u2978':'gtrarr','\u2979':'subrarr','\u297B':'suplarr','\u297C':'lfisht','\u297D':'rfisht','\u297E':'ufisht','\u297F':'dfisht','\u299A':'vzigzag','\u299C':'vangrt','\u299D':'angrtvbd','\u29A4':'ange','\u29A5':'range','\u29A6':'dwangle','\u29A7':'uwangle','\u29A8':'angmsdaa','\u29A9':'angmsdab','\u29AA':'angmsdac','\u29AB':'angmsdad','\u29AC':'angmsdae','\u29AD':'angmsdaf','\u29AE':'angmsdag','\u29AF':'angmsdah','\u29B0':'bemptyv','\u29B1':'demptyv','\u29B2':'cemptyv','\u29B3':'raemptyv','\u29B4':'laemptyv','\u29B5':'ohbar','\u29B6':'omid','\u29B7':'opar','\u29B9':'operp','\u29BB':'olcross','\u29BC':'odsold','\u29BE':'olcir','\u29BF':'ofcir','\u29C0':'olt','\u29C1':'ogt','\u29C2':'cirscir','\u29C3':'cirE','\u29C4':'solb','\u29C5':'bsolb','\u29C9':'boxbox','\u29CD':'trisb','\u29CE':'rtriltri','\u29CF':'LeftTriangleBar','\u29CF\u0338':'NotLeftTriangleBar','\u29D0':'RightTriangleBar','\u29D0\u0338':'NotRightTriangleBar','\u29DC':'iinfin','\u29DD':'infintie','\u29DE':'nvinfin','\u29E3':'eparsl','\u29E4':'smeparsl','\u29E5':'eqvparsl','\u29EB':'lozf','\u29F4':'RuleDelayed','\u29F6':'dsol','\u2A00':'xodot','\u2A01':'xoplus','\u2A02':'xotime','\u2A04':'xuplus','\u2A06':'xsqcup','\u2A0D':'fpartint','\u2A10':'cirfnint','\u2A11':'awint','\u2A12':'rppolint','\u2A13':'scpolint','\u2A14':'npolint','\u2A15':'pointint','\u2A16':'quatint','\u2A17':'intlarhk','\u2A22':'pluscir','\u2A23':'plusacir','\u2A24':'simplus','\u2A25':'plusdu','\u2A26':'plussim','\u2A27':'plustwo','\u2A29':'mcomma','\u2A2A':'minusdu','\u2A2D':'loplus','\u2A2E':'roplus','\u2A2F':'Cross','\u2A30':'timesd','\u2A31':'timesbar','\u2A33':'smashp','\u2A34':'lotimes','\u2A35':'rotimes','\u2A36':'otimesas','\u2A37':'Otimes','\u2A38':'odiv','\u2A39':'triplus','\u2A3A':'triminus','\u2A3B':'tritime','\u2A3C':'iprod','\u2A3F':'amalg','\u2A40':'capdot','\u2A42':'ncup','\u2A43':'ncap','\u2A44':'capand','\u2A45':'cupor','\u2A46':'cupcap','\u2A47':'capcup','\u2A48':'cupbrcap','\u2A49':'capbrcup','\u2A4A':'cupcup','\u2A4B':'capcap','\u2A4C':'ccups','\u2A4D':'ccaps','\u2A50':'ccupssm','\u2A53':'And','\u2A54':'Or','\u2A55':'andand','\u2A56':'oror','\u2A57':'orslope','\u2A58':'andslope','\u2A5A':'andv','\u2A5B':'orv','\u2A5C':'andd','\u2A5D':'ord','\u2A5F':'wedbar','\u2A66':'sdote','\u2A6A':'simdot','\u2A6D':'congdot','\u2A6D\u0338':'ncongdot','\u2A6E':'easter','\u2A6F':'apacir','\u2A70':'apE','\u2A70\u0338':'napE','\u2A71':'eplus','\u2A72':'pluse','\u2A73':'Esim','\u2A77':'eDDot','\u2A78':'equivDD','\u2A79':'ltcir','\u2A7A':'gtcir','\u2A7B':'ltquest','\u2A7C':'gtquest','\u2A7D':'les','\u2A7D\u0338':'nles','\u2A7E':'ges','\u2A7E\u0338':'nges','\u2A7F':'lesdot','\u2A80':'gesdot','\u2A81':'lesdoto','\u2A82':'gesdoto','\u2A83':'lesdotor','\u2A84':'gesdotol','\u2A85':'lap','\u2A86':'gap','\u2A87':'lne','\u2A88':'gne','\u2A89':'lnap','\u2A8A':'gnap','\u2A8B':'lEg','\u2A8C':'gEl','\u2A8D':'lsime','\u2A8E':'gsime','\u2A8F':'lsimg','\u2A90':'gsiml','\u2A91':'lgE','\u2A92':'glE','\u2A93':'lesges','\u2A94':'gesles','\u2A95':'els','\u2A96':'egs','\u2A97':'elsdot','\u2A98':'egsdot','\u2A99':'el','\u2A9A':'eg','\u2A9D':'siml','\u2A9E':'simg','\u2A9F':'simlE','\u2AA0':'simgE','\u2AA1':'LessLess','\u2AA1\u0338':'NotNestedLessLess','\u2AA2':'GreaterGreater','\u2AA2\u0338':'NotNestedGreaterGreater','\u2AA4':'glj','\u2AA5':'gla','\u2AA6':'ltcc','\u2AA7':'gtcc','\u2AA8':'lescc','\u2AA9':'gescc','\u2AAA':'smt','\u2AAB':'lat','\u2AAC':'smte','\u2AAC\uFE00':'smtes','\u2AAD':'late','\u2AAD\uFE00':'lates','\u2AAE':'bumpE','\u2AAF':'pre','\u2AAF\u0338':'npre','\u2AB0':'sce','\u2AB0\u0338':'nsce','\u2AB3':'prE','\u2AB4':'scE','\u2AB5':'prnE','\u2AB6':'scnE','\u2AB7':'prap','\u2AB8':'scap','\u2AB9':'prnap','\u2ABA':'scnap','\u2ABB':'Pr','\u2ABC':'Sc','\u2ABD':'subdot','\u2ABE':'supdot','\u2ABF':'subplus','\u2AC0':'supplus','\u2AC1':'submult','\u2AC2':'supmult','\u2AC3':'subedot','\u2AC4':'supedot','\u2AC5':'subE','\u2AC5\u0338':'nsubE','\u2AC6':'supE','\u2AC6\u0338':'nsupE','\u2AC7':'subsim','\u2AC8':'supsim','\u2ACB\uFE00':'vsubnE','\u2ACB':'subnE','\u2ACC\uFE00':'vsupnE','\u2ACC':'supnE','\u2ACF':'csub','\u2AD0':'csup','\u2AD1':'csube','\u2AD2':'csupe','\u2AD3':'subsup','\u2AD4':'supsub','\u2AD5':'subsub','\u2AD6':'supsup','\u2AD7':'suphsub','\u2AD8':'supdsub','\u2AD9':'forkv','\u2ADA':'topfork','\u2ADB':'mlcp','\u2AE4':'Dashv','\u2AE6':'Vdashl','\u2AE7':'Barv','\u2AE8':'vBar','\u2AE9':'vBarv','\u2AEB':'Vbar','\u2AEC':'Not','\u2AED':'bNot','\u2AEE':'rnmid','\u2AEF':'cirmid','\u2AF0':'midcir','\u2AF1':'topcir','\u2AF2':'nhpar','\u2AF3':'parsim','\u2AFD':'parsl','\u2AFD\u20E5':'nparsl','\u266D':'flat','\u266E':'natur','\u266F':'sharp','\xA4':'curren','\xA2':'cent','$':'dollar','\xA3':'pound','\xA5':'yen','\u20AC':'euro','\xB9':'sup1','\xBD':'half','\u2153':'frac13','\xBC':'frac14','\u2155':'frac15','\u2159':'frac16','\u215B':'frac18','\xB2':'sup2','\u2154':'frac23','\u2156':'frac25','\xB3':'sup3','\xBE':'frac34','\u2157':'frac35','\u215C':'frac38','\u2158':'frac45','\u215A':'frac56','\u215D':'frac58','\u215E':'frac78','\uD835\uDCB6':'ascr','\uD835\uDD52':'aopf','\uD835\uDD1E':'afr','\uD835\uDD38':'Aopf','\uD835\uDD04':'Afr','\uD835\uDC9C':'Ascr','\xAA':'ordf','\xE1':'aacute','\xC1':'Aacute','\xE0':'agrave','\xC0':'Agrave','\u0103':'abreve','\u0102':'Abreve','\xE2':'acirc','\xC2':'Acirc','\xE5':'aring','\xC5':'angst','\xE4':'auml','\xC4':'Auml','\xE3':'atilde','\xC3':'Atilde','\u0105':'aogon','\u0104':'Aogon','\u0101':'amacr','\u0100':'Amacr','\xE6':'aelig','\xC6':'AElig','\uD835\uDCB7':'bscr','\uD835\uDD53':'bopf','\uD835\uDD1F':'bfr','\uD835\uDD39':'Bopf','\u212C':'Bscr','\uD835\uDD05':'Bfr','\uD835\uDD20':'cfr','\uD835\uDCB8':'cscr','\uD835\uDD54':'copf','\u212D':'Cfr','\uD835\uDC9E':'Cscr','\u2102':'Copf','\u0107':'cacute','\u0106':'Cacute','\u0109':'ccirc','\u0108':'Ccirc','\u010D':'ccaron','\u010C':'Ccaron','\u010B':'cdot','\u010A':'Cdot','\xE7':'ccedil','\xC7':'Ccedil','\u2105':'incare','\uD835\uDD21':'dfr','\u2146':'dd','\uD835\uDD55':'dopf','\uD835\uDCB9':'dscr','\uD835\uDC9F':'Dscr','\uD835\uDD07':'Dfr','\u2145':'DD','\uD835\uDD3B':'Dopf','\u010F':'dcaron','\u010E':'Dcaron','\u0111':'dstrok','\u0110':'Dstrok','\xF0':'eth','\xD0':'ETH','\u2147':'ee','\u212F':'escr','\uD835\uDD22':'efr','\uD835\uDD56':'eopf','\u2130':'Escr','\uD835\uDD08':'Efr','\uD835\uDD3C':'Eopf','\xE9':'eacute','\xC9':'Eacute','\xE8':'egrave','\xC8':'Egrave','\xEA':'ecirc','\xCA':'Ecirc','\u011B':'ecaron','\u011A':'Ecaron','\xEB':'euml','\xCB':'Euml','\u0117':'edot','\u0116':'Edot','\u0119':'eogon','\u0118':'Eogon','\u0113':'emacr','\u0112':'Emacr','\uD835\uDD23':'ffr','\uD835\uDD57':'fopf','\uD835\uDCBB':'fscr','\uD835\uDD09':'Ffr','\uD835\uDD3D':'Fopf','\u2131':'Fscr','\uFB00':'fflig','\uFB03':'ffilig','\uFB04':'ffllig','\uFB01':'filig','fj':'fjlig','\uFB02':'fllig','\u0192':'fnof','\u210A':'gscr','\uD835\uDD58':'gopf','\uD835\uDD24':'gfr','\uD835\uDCA2':'Gscr','\uD835\uDD3E':'Gopf','\uD835\uDD0A':'Gfr','\u01F5':'gacute','\u011F':'gbreve','\u011E':'Gbreve','\u011D':'gcirc','\u011C':'Gcirc','\u0121':'gdot','\u0120':'Gdot','\u0122':'Gcedil','\uD835\uDD25':'hfr','\u210E':'planckh','\uD835\uDCBD':'hscr','\uD835\uDD59':'hopf','\u210B':'Hscr','\u210C':'Hfr','\u210D':'Hopf','\u0125':'hcirc','\u0124':'Hcirc','\u210F':'hbar','\u0127':'hstrok','\u0126':'Hstrok','\uD835\uDD5A':'iopf','\uD835\uDD26':'ifr','\uD835\uDCBE':'iscr','\u2148':'ii','\uD835\uDD40':'Iopf','\u2110':'Iscr','\u2111':'Im','\xED':'iacute','\xCD':'Iacute','\xEC':'igrave','\xCC':'Igrave','\xEE':'icirc','\xCE':'Icirc','\xEF':'iuml','\xCF':'Iuml','\u0129':'itilde','\u0128':'Itilde','\u0130':'Idot','\u012F':'iogon','\u012E':'Iogon','\u012B':'imacr','\u012A':'Imacr','\u0133':'ijlig','\u0132':'IJlig','\u0131':'imath','\uD835\uDCBF':'jscr','\uD835\uDD5B':'jopf','\uD835\uDD27':'jfr','\uD835\uDCA5':'Jscr','\uD835\uDD0D':'Jfr','\uD835\uDD41':'Jopf','\u0135':'jcirc','\u0134':'Jcirc','\u0237':'jmath','\uD835\uDD5C':'kopf','\uD835\uDCC0':'kscr','\uD835\uDD28':'kfr','\uD835\uDCA6':'Kscr','\uD835\uDD42':'Kopf','\uD835\uDD0E':'Kfr','\u0137':'kcedil','\u0136':'Kcedil','\uD835\uDD29':'lfr','\uD835\uDCC1':'lscr','\u2113':'ell','\uD835\uDD5D':'lopf','\u2112':'Lscr','\uD835\uDD0F':'Lfr','\uD835\uDD43':'Lopf','\u013A':'lacute','\u0139':'Lacute','\u013E':'lcaron','\u013D':'Lcaron','\u013C':'lcedil','\u013B':'Lcedil','\u0142':'lstrok','\u0141':'Lstrok','\u0140':'lmidot','\u013F':'Lmidot','\uD835\uDD2A':'mfr','\uD835\uDD5E':'mopf','\uD835\uDCC2':'mscr','\uD835\uDD10':'Mfr','\uD835\uDD44':'Mopf','\u2133':'Mscr','\uD835\uDD2B':'nfr','\uD835\uDD5F':'nopf','\uD835\uDCC3':'nscr','\u2115':'Nopf','\uD835\uDCA9':'Nscr','\uD835\uDD11':'Nfr','\u0144':'nacute','\u0143':'Nacute','\u0148':'ncaron','\u0147':'Ncaron','\xF1':'ntilde','\xD1':'Ntilde','\u0146':'ncedil','\u0145':'Ncedil','\u2116':'numero','\u014B':'eng','\u014A':'ENG','\uD835\uDD60':'oopf','\uD835\uDD2C':'ofr','\u2134':'oscr','\uD835\uDCAA':'Oscr','\uD835\uDD12':'Ofr','\uD835\uDD46':'Oopf','\xBA':'ordm','\xF3':'oacute','\xD3':'Oacute','\xF2':'ograve','\xD2':'Ograve','\xF4':'ocirc','\xD4':'Ocirc','\xF6':'ouml','\xD6':'Ouml','\u0151':'odblac','\u0150':'Odblac','\xF5':'otilde','\xD5':'Otilde','\xF8':'oslash','\xD8':'Oslash','\u014D':'omacr','\u014C':'Omacr','\u0153':'oelig','\u0152':'OElig','\uD835\uDD2D':'pfr','\uD835\uDCC5':'pscr','\uD835\uDD61':'popf','\u2119':'Popf','\uD835\uDD13':'Pfr','\uD835\uDCAB':'Pscr','\uD835\uDD62':'qopf','\uD835\uDD2E':'qfr','\uD835\uDCC6':'qscr','\uD835\uDCAC':'Qscr','\uD835\uDD14':'Qfr','\u211A':'Qopf','\u0138':'kgreen','\uD835\uDD2F':'rfr','\uD835\uDD63':'ropf','\uD835\uDCC7':'rscr','\u211B':'Rscr','\u211C':'Re','\u211D':'Ropf','\u0155':'racute','\u0154':'Racute','\u0159':'rcaron','\u0158':'Rcaron','\u0157':'rcedil','\u0156':'Rcedil','\uD835\uDD64':'sopf','\uD835\uDCC8':'sscr','\uD835\uDD30':'sfr','\uD835\uDD4A':'Sopf','\uD835\uDD16':'Sfr','\uD835\uDCAE':'Sscr','\u24C8':'oS','\u015B':'sacute','\u015A':'Sacute','\u015D':'scirc','\u015C':'Scirc','\u0161':'scaron','\u0160':'Scaron','\u015F':'scedil','\u015E':'Scedil','\xDF':'szlig','\uD835\uDD31':'tfr','\uD835\uDCC9':'tscr','\uD835\uDD65':'topf','\uD835\uDCAF':'Tscr','\uD835\uDD17':'Tfr','\uD835\uDD4B':'Topf','\u0165':'tcaron','\u0164':'Tcaron','\u0163':'tcedil','\u0162':'Tcedil','\u2122':'trade','\u0167':'tstrok','\u0166':'Tstrok','\uD835\uDCCA':'uscr','\uD835\uDD66':'uopf','\uD835\uDD32':'ufr','\uD835\uDD4C':'Uopf','\uD835\uDD18':'Ufr','\uD835\uDCB0':'Uscr','\xFA':'uacute','\xDA':'Uacute','\xF9':'ugrave','\xD9':'Ugrave','\u016D':'ubreve','\u016C':'Ubreve','\xFB':'ucirc','\xDB':'Ucirc','\u016F':'uring','\u016E':'Uring','\xFC':'uuml','\xDC':'Uuml','\u0171':'udblac','\u0170':'Udblac','\u0169':'utilde','\u0168':'Utilde','\u0173':'uogon','\u0172':'Uogon','\u016B':'umacr','\u016A':'Umacr','\uD835\uDD33':'vfr','\uD835\uDD67':'vopf','\uD835\uDCCB':'vscr','\uD835\uDD19':'Vfr','\uD835\uDD4D':'Vopf','\uD835\uDCB1':'Vscr','\uD835\uDD68':'wopf','\uD835\uDCCC':'wscr','\uD835\uDD34':'wfr','\uD835\uDCB2':'Wscr','\uD835\uDD4E':'Wopf','\uD835\uDD1A':'Wfr','\u0175':'wcirc','\u0174':'Wcirc','\uD835\uDD35':'xfr','\uD835\uDCCD':'xscr','\uD835\uDD69':'xopf','\uD835\uDD4F':'Xopf','\uD835\uDD1B':'Xfr','\uD835\uDCB3':'Xscr','\uD835\uDD36':'yfr','\uD835\uDCCE':'yscr','\uD835\uDD6A':'yopf','\uD835\uDCB4':'Yscr','\uD835\uDD1C':'Yfr','\uD835\uDD50':'Yopf','\xFD':'yacute','\xDD':'Yacute','\u0177':'ycirc','\u0176':'Ycirc','\xFF':'yuml','\u0178':'Yuml','\uD835\uDCCF':'zscr','\uD835\uDD37':'zfr','\uD835\uDD6B':'zopf','\u2128':'Zfr','\u2124':'Zopf','\uD835\uDCB5':'Zscr','\u017A':'zacute','\u0179':'Zacute','\u017E':'zcaron','\u017D':'Zcaron','\u017C':'zdot','\u017B':'Zdot','\u01B5':'imped','\xFE':'thorn','\xDE':'THORN','\u0149':'napos','\u03B1':'alpha','\u0391':'Alpha','\u03B2':'beta','\u0392':'Beta','\u03B3':'gamma','\u0393':'Gamma','\u03B4':'delta','\u0394':'Delta','\u03B5':'epsi','\u03F5':'epsiv','\u0395':'Epsilon','\u03DD':'gammad','\u03DC':'Gammad','\u03B6':'zeta','\u0396':'Zeta','\u03B7':'eta','\u0397':'Eta','\u03B8':'theta','\u03D1':'thetav','\u0398':'Theta','\u03B9':'iota','\u0399':'Iota','\u03BA':'kappa','\u03F0':'kappav','\u039A':'Kappa','\u03BB':'lambda','\u039B':'Lambda','\u03BC':'mu','\xB5':'micro','\u039C':'Mu','\u03BD':'nu','\u039D':'Nu','\u03BE':'xi','\u039E':'Xi','\u03BF':'omicron','\u039F':'Omicron','\u03C0':'pi','\u03D6':'piv','\u03A0':'Pi','\u03C1':'rho','\u03F1':'rhov','\u03A1':'Rho','\u03C3':'sigma','\u03A3':'Sigma','\u03C2':'sigmaf','\u03C4':'tau','\u03A4':'Tau','\u03C5':'upsi','\u03A5':'Upsilon','\u03D2':'Upsi','\u03C6':'phi','\u03D5':'phiv','\u03A6':'Phi','\u03C7':'chi','\u03A7':'Chi','\u03C8':'psi','\u03A8':'Psi','\u03C9':'omega','\u03A9':'ohm','\u0430':'acy','\u0410':'Acy','\u0431':'bcy','\u0411':'Bcy','\u0432':'vcy','\u0412':'Vcy','\u0433':'gcy','\u0413':'Gcy','\u0453':'gjcy','\u0403':'GJcy','\u0434':'dcy','\u0414':'Dcy','\u0452':'djcy','\u0402':'DJcy','\u0435':'iecy','\u0415':'IEcy','\u0451':'iocy','\u0401':'IOcy','\u0454':'jukcy','\u0404':'Jukcy','\u0436':'zhcy','\u0416':'ZHcy','\u0437':'zcy','\u0417':'Zcy','\u0455':'dscy','\u0405':'DScy','\u0438':'icy','\u0418':'Icy','\u0456':'iukcy','\u0406':'Iukcy','\u0457':'yicy','\u0407':'YIcy','\u0439':'jcy','\u0419':'Jcy','\u0458':'jsercy','\u0408':'Jsercy','\u043A':'kcy','\u041A':'Kcy','\u045C':'kjcy','\u040C':'KJcy','\u043B':'lcy','\u041B':'Lcy','\u0459':'ljcy','\u0409':'LJcy','\u043C':'mcy','\u041C':'Mcy','\u043D':'ncy','\u041D':'Ncy','\u045A':'njcy','\u040A':'NJcy','\u043E':'ocy','\u041E':'Ocy','\u043F':'pcy','\u041F':'Pcy','\u0440':'rcy','\u0420':'Rcy','\u0441':'scy','\u0421':'Scy','\u0442':'tcy','\u0422':'Tcy','\u045B':'tshcy','\u040B':'TSHcy','\u0443':'ucy','\u0423':'Ucy','\u045E':'ubrcy','\u040E':'Ubrcy','\u0444':'fcy','\u0424':'Fcy','\u0445':'khcy','\u0425':'KHcy','\u0446':'tscy','\u0426':'TScy','\u0447':'chcy','\u0427':'CHcy','\u045F':'dzcy','\u040F':'DZcy','\u0448':'shcy','\u0428':'SHcy','\u0449':'shchcy','\u0429':'SHCHcy','\u044A':'hardcy','\u042A':'HARDcy','\u044B':'ycy','\u042B':'Ycy','\u044C':'softcy','\u042C':'SOFTcy','\u044D':'ecy','\u042D':'Ecy','\u044E':'yucy','\u042E':'YUcy','\u044F':'yacy','\u042F':'YAcy','\u2135':'aleph','\u2136':'beth','\u2137':'gimel','\u2138':'daleth'};
var regexEscape = /["&'<>`]/g;
var escapeMap = {
'"': '&quot;',
'&': '&amp;',
'\'': '&#x27;',
'<': '&lt;',
// See https://mathiasbynens.be/notes/ambiguous-ampersands: in HTML, the
// following is not strictly necessary unless it’s part of a tag or an
// unquoted attribute value. We’re only escaping it to support those
// situations, and for XML support.
'>': '&gt;',
// In Internet Explorer ≤ 8, the backtick character can be used
// to break out of (un)quoted attribute values or HTML comments.
// See http://html5sec.org/#102, http://html5sec.org/#108, and
// http://html5sec.org/#133.
'`': '&#x60;'
};
var regexInvalidEntity = /&#(?:[xX][^a-fA-F0-9]|[^0-9xX])/;
var regexInvalidRawCodePoint = /[\0-\x08\x0B\x0E-\x1F\x7F-\x9F\uFDD0-\uFDEF\uFFFE\uFFFF]|[\uD83F\uD87F\uD8BF\uD8FF\uD93F\uD97F\uD9BF\uD9FF\uDA3F\uDA7F\uDABF\uDAFF\uDB3F\uDB7F\uDBBF\uDBFF][\uDFFE\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/;
var regexDecode = /&(CounterClockwiseContourIntegral|DoubleLongLeftRightArrow|ClockwiseContourIntegral|NotNestedGreaterGreater|NotSquareSupersetEqual|DiacriticalDoubleAcute|NotRightTriangleEqual|NotSucceedsSlantEqual|NotPrecedesSlantEqual|CloseCurlyDoubleQuote|NegativeVeryThinSpace|DoubleContourIntegral|FilledVerySmallSquare|CapitalDifferentialD|OpenCurlyDoubleQuote|EmptyVerySmallSquare|NestedGreaterGreater|DoubleLongRightArrow|NotLeftTriangleEqual|NotGreaterSlantEqual|ReverseUpEquilibrium|DoubleLeftRightArrow|NotSquareSubsetEqual|NotDoubleVerticalBar|RightArrowLeftArrow|NotGreaterFullEqual|NotRightTriangleBar|SquareSupersetEqual|DownLeftRightVector|DoubleLongLeftArrow|leftrightsquigarrow|LeftArrowRightArrow|NegativeMediumSpace|blacktriangleright|RightDownVectorBar|PrecedesSlantEqual|RightDoubleBracket|SucceedsSlantEqual|NotLeftTriangleBar|RightTriangleEqual|SquareIntersection|RightDownTeeVector|ReverseEquilibrium|NegativeThickSpace|longleftrightarrow|Longleftrightarrow|LongLeftRightArrow|DownRightTeeVector|DownRightVectorBar|GreaterSlantEqual|SquareSubsetEqual|LeftDownVectorBar|LeftDoubleBracket|VerticalSeparator|rightleftharpoons|NotGreaterGreater|NotSquareSuperset|blacktriangleleft|blacktriangledown|NegativeThinSpace|LeftDownTeeVector|NotLessSlantEqual|leftrightharpoons|DoubleUpDownArrow|DoubleVerticalBar|LeftTriangleEqual|FilledSmallSquare|twoheadrightarrow|NotNestedLessLess|DownLeftTeeVector|DownLeftVectorBar|RightAngleBracket|NotTildeFullEqual|NotReverseElement|RightUpDownVector|DiacriticalTilde|NotSucceedsTilde|circlearrowright|NotPrecedesEqual|rightharpoondown|DoubleRightArrow|NotSucceedsEqual|NonBreakingSpace|NotRightTriangle|LessEqualGreater|RightUpTeeVector|LeftAngleBracket|GreaterFullEqual|DownArrowUpArrow|RightUpVectorBar|twoheadleftarrow|GreaterEqualLess|downharpoonright|RightTriangleBar|ntrianglerighteq|NotSupersetEqual|LeftUpDownVector|DiacriticalAcute|rightrightarrows|vartriangleright|UpArrowDownArrow|DiacriticalGrave|UnderParenthesis|EmptySmallSquare|LeftUpVectorBar|leftrightarrows|DownRightVector|downharpoonleft|trianglerighteq|ShortRightArrow|OverParenthesis|DoubleLeftArrow|DoubleDownArrow|NotSquareSubset|bigtriangledown|ntrianglelefteq|UpperRightArrow|curvearrowright|vartriangleleft|NotLeftTriangle|nleftrightarrow|LowerRightArrow|NotHumpDownHump|NotGreaterTilde|rightthreetimes|LeftUpTeeVector|NotGreaterEqual|straightepsilon|LeftTriangleBar|rightsquigarrow|ContourIntegral|rightleftarrows|CloseCurlyQuote|RightDownVector|LeftRightVector|nLeftrightarrow|leftharpoondown|circlearrowleft|SquareSuperset|OpenCurlyQuote|hookrightarrow|HorizontalLine|DiacriticalDot|NotLessGreater|ntriangleright|DoubleRightTee|InvisibleComma|InvisibleTimes|LowerLeftArrow|DownLeftVector|NotSubsetEqual|curvearrowleft|trianglelefteq|NotVerticalBar|TildeFullEqual|downdownarrows|NotGreaterLess|RightTeeVector|ZeroWidthSpace|looparrowright|LongRightArrow|doublebarwedge|ShortLeftArrow|ShortDownArrow|RightVectorBar|GreaterGreater|ReverseElement|rightharpoonup|LessSlantEqual|leftthreetimes|upharpoonright|rightarrowtail|LeftDownVector|Longrightarrow|NestedLessLess|UpperLeftArrow|nshortparallel|leftleftarrows|leftrightarrow|Leftrightarrow|LeftRightArrow|longrightarrow|upharpoonleft|RightArrowBar|ApplyFunction|LeftTeeVector|leftarrowtail|NotEqualTilde|varsubsetneqq|varsupsetneqq|RightTeeArrow|SucceedsEqual|SucceedsTilde|LeftVectorBar|SupersetEqual|hookleftarrow|DifferentialD|VerticalTilde|VeryThinSpace|blacktriangle|bigtriangleup|LessFullEqual|divideontimes|leftharpoonup|UpEquilibrium|ntriangleleft|RightTriangle|measuredangle|shortparallel|longleftarrow|Longleftarrow|LongLeftArrow|DoubleLeftTee|Poincareplane|PrecedesEqual|triangleright|DoubleUpArrow|RightUpVector|fallingdotseq|looparrowleft|PrecedesTilde|NotTildeEqual|NotTildeTilde|smallsetminus|Proportional|triangleleft|triangledown|UnderBracket|NotHumpEqual|exponentiale|ExponentialE|NotLessTilde|HilbertSpace|RightCeiling|blacklozenge|varsupsetneq|HumpDownHump|GreaterEqual|VerticalLine|LeftTeeArrow|NotLessEqual|DownTeeArrow|LeftTriangle|varsubsetneq|Intersection|NotCongruent|DownArrowBar|LeftUpVector|LeftArrowBar|risingdotseq|GreaterTilde|RoundImplies|SquareSubset|ShortUpArrow|NotSuperset|quaternions|precnapprox|backepsilon|preccurlyeq|OverBracket|blacksquare|MediumSpace|VerticalBar|circledcirc|circleddash|CircleMinus|CircleTimes|LessGreater|curlyeqprec|curlyeqsucc|diamondsuit|UpDownArrow|Updownarrow|RuleDelayed|Rrightarrow|updownarrow|RightVector|nRightarrow|nrightarrow|eqslantless|LeftCeiling|Equilibrium|SmallCircle|expectation|NotSucceeds|thickapprox|GreaterLess|SquareUnion|NotPrecedes|NotLessLess|straightphi|succnapprox|succcurlyeq|SubsetEqual|sqsupseteq|Proportion|Laplacetrf|ImaginaryI|supsetneqq|NotGreater|gtreqqless|NotElement|ThickSpace|TildeEqual|TildeTilde|Fouriertrf|rmoustache|EqualTilde|eqslantgtr|UnderBrace|LeftVector|UpArrowBar|nLeftarrow|nsubseteqq|subsetneqq|nsupseteqq|nleftarrow|succapprox|lessapprox|UpTeeArrow|upuparrows|curlywedge|lesseqqgtr|varepsilon|varnothing|RightFloor|c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|Fscr|gdot|gsim|Gscr|gscr|Gopf|gopf|gneq|Gdot|tosa|gnap|Topf|topf|geqq|toea|GJcy|gjcy|tint|gesl|mid|Sfr|ggg|top|ges|gla|glE|glj|geq|gne|gEl|gel|gnE|Gcy|gcy|gap|Tfr|tfr|Tcy|tcy|Hat|Tau|Ffr|tau|Tab|hfr|Hfr|ffr|Fcy|fcy|icy|Icy|iff|ETH|eth|ifr|Ifr|Eta|eta|int|Int|Sup|sup|ucy|Ucy|Sum|sum|jcy|ENG|ufr|Ufr|eng|Jcy|jfr|els|ell|egs|Efr|efr|Jfr|uml|kcy|Kcy|Ecy|ecy|kfr|Kfr|lap|Sub|sub|lat|lcy|Lcy|leg|Dot|dot|lEg|leq|les|squ|div|die|lfr|Lfr|lgE|Dfr|dfr|Del|deg|Dcy|dcy|lne|lnE|sol|loz|smt|Cup|lrm|cup|lsh|Lsh|sim|shy|map|Map|mcy|Mcy|mfr|Mfr|mho|gfr|Gfr|sfr|cir|Chi|chi|nap|Cfr|vcy|Vcy|cfr|Scy|scy|ncy|Ncy|vee|Vee|Cap|cap|nfr|scE|sce|Nfr|nge|ngE|nGg|vfr|Vfr|ngt|bot|nGt|nis|niv|Rsh|rsh|nle|nlE|bne|Bfr|bfr|nLl|nlt|nLt|Bcy|bcy|not|Not|rlm|wfr|Wfr|npr|nsc|num|ocy|ast|Ocy|ofr|xfr|Xfr|Ofr|ogt|ohm|apE|olt|Rho|ape|rho|Rfr|rfr|ord|REG|ang|reg|orv|And|and|AMP|Rcy|amp|Afr|ycy|Ycy|yen|yfr|Yfr|rcy|par|pcy|Pcy|pfr|Pfr|phi|Phi|afr|Acy|acy|zcy|Zcy|piv|acE|acd|zfr|Zfr|pre|prE|psi|Psi|qfr|Qfr|zwj|Or|ge|Gg|gt|gg|el|oS|lt|Lt|LT|Re|lg|gl|eg|ne|Im|it|le|DD|wp|wr|nu|Nu|dd|lE|Sc|sc|pi|Pi|ee|af|ll|Ll|rx|gE|xi|pm|Xi|ic|pr|Pr|in|ni|mp|mu|ac|Mu|or|ap|Gt|GT|ii);|&(Aacute|Agrave|Atilde|Ccedil|Eacute|Egrave|Iacute|Igrave|Ntilde|Oacute|Ograve|Oslash|Otilde|Uacute|Ugrave|Yacute|aacute|agrave|atilde|brvbar|ccedil|curren|divide|eacute|egrave|frac12|frac14|frac34|iacute|igrave|iquest|middot|ntilde|oacute|ograve|oslash|otilde|plusmn|uacute|ugrave|yacute|AElig|Acirc|Aring|Ecirc|Icirc|Ocirc|THORN|Ucirc|acirc|acute|aelig|aring|cedil|ecirc|icirc|iexcl|laquo|micro|ocirc|pound|raquo|szlig|thorn|times|ucirc|Auml|COPY|Euml|Iuml|Ouml|QUOT|Uuml|auml|cent|copy|euml|iuml|macr|nbsp|ordf|ordm|ouml|para|quot|sect|sup1|sup2|sup3|uuml|yuml|AMP|ETH|REG|amp|deg|eth|not|reg|shy|uml|yen|GT|LT|gt|lt)(?!;)([=a-zA-Z0-9]?)|&#([0-9]+)(;?)|&#[xX]([a-fA-F0-9]+)(;?)|&([0-9a-zA-Z]+)/g;
var decodeMap = {'aacute':'\xE1','Aacute':'\xC1','abreve':'\u0103','Abreve':'\u0102','ac':'\u223E','acd':'\u223F','acE':'\u223E\u0333','acirc':'\xE2','Acirc':'\xC2','acute':'\xB4','acy':'\u0430','Acy':'\u0410','aelig':'\xE6','AElig':'\xC6','af':'\u2061','afr':'\uD835\uDD1E','Afr':'\uD835\uDD04','agrave':'\xE0','Agrave':'\xC0','alefsym':'\u2135','aleph':'\u2135','alpha':'\u03B1','Alpha':'\u0391','amacr':'\u0101','Amacr':'\u0100','amalg':'\u2A3F','amp':'&','AMP':'&','and':'\u2227','And':'\u2A53','andand':'\u2A55','andd':'\u2A5C','andslope':'\u2A58','andv':'\u2A5A','ang':'\u2220','ange':'\u29A4','angle':'\u2220','angmsd':'\u2221','angmsdaa':'\u29A8','angmsdab':'\u29A9','angmsdac':'\u29AA','angmsdad':'\u29AB','angmsdae':'\u29AC','angmsdaf':'\u29AD','angmsdag':'\u29AE','angmsdah':'\u29AF','angrt':'\u221F','angrtvb':'\u22BE','angrtvbd':'\u299D','angsph':'\u2222','angst':'\xC5','angzarr':'\u237C','aogon':'\u0105','Aogon':'\u0104','aopf':'\uD835\uDD52','Aopf':'\uD835\uDD38','ap':'\u2248','apacir':'\u2A6F','ape':'\u224A','apE':'\u2A70','apid':'\u224B','apos':'\'','ApplyFunction':'\u2061','approx':'\u2248','approxeq':'\u224A','aring':'\xE5','Aring':'\xC5','ascr':'\uD835\uDCB6','Ascr':'\uD835\uDC9C','Assign':'\u2254','ast':'*','asymp':'\u2248','asympeq':'\u224D','atilde':'\xE3','Atilde':'\xC3','auml':'\xE4','Auml':'\xC4','awconint':'\u2233','awint':'\u2A11','backcong':'\u224C','backepsilon':'\u03F6','backprime':'\u2035','backsim':'\u223D','backsimeq':'\u22CD','Backslash':'\u2216','Barv':'\u2AE7','barvee':'\u22BD','barwed':'\u2305','Barwed':'\u2306','barwedge':'\u2305','bbrk':'\u23B5','bbrktbrk':'\u23B6','bcong':'\u224C','bcy':'\u0431','Bcy':'\u0411','bdquo':'\u201E','becaus':'\u2235','because':'\u2235','Because':'\u2235','bemptyv':'\u29B0','bepsi':'\u03F6','bernou':'\u212C','Bernoullis':'\u212C','beta':'\u03B2','Beta':'\u0392','beth':'\u2136','between':'\u226C','bfr':'\uD835\uDD1F','Bfr':'\uD835\uDD05','bigcap':'\u22C2','bigcirc':'\u25EF','bigcup':'\u22C3','bigodot':'\u2A00','bigoplus':'\u2A01','bigotimes':'\u2A02','bigsqcup':'\u2A06','bigstar':'\u2605','bigtriangledown':'\u25BD','bigtriangleup':'\u25B3','biguplus':'\u2A04','bigvee':'\u22C1','bigwedge':'\u22C0','bkarow':'\u290D','blacklozenge':'\u29EB','blacksquare':'\u25AA','blacktriangle':'\u25B4','blacktriangledown':'\u25BE','blacktriangleleft':'\u25C2','blacktriangleright':'\u25B8','blank':'\u2423','blk12':'\u2592','blk14':'\u2591','blk34':'\u2593','block':'\u2588','bne':'=\u20E5','bnequiv':'\u2261\u20E5','bnot':'\u2310','bNot':'\u2AED','bopf':'\uD835\uDD53','Bopf':'\uD835\uDD39','bot':'\u22A5','bottom':'\u22A5','bowtie':'\u22C8','boxbox':'\u29C9','boxdl':'\u2510','boxdL':'\u2555','boxDl':'\u2556','boxDL':'\u2557','boxdr':'\u250C','boxdR':'\u2552','boxDr':'\u2553','boxDR':'\u2554','boxh':'\u2500','boxH':'\u2550','boxhd':'\u252C','boxhD':'\u2565','boxHd':'\u2564','boxHD':'\u2566','boxhu':'\u2534','boxhU':'\u2568','boxHu':'\u2567','boxHU':'\u2569','boxminus':'\u229F','boxplus':'\u229E','boxtimes':'\u22A0','boxul':'\u2518','boxuL':'\u255B','boxUl':'\u255C','boxUL':'\u255D','boxur':'\u2514','boxuR':'\u2558','boxUr':'\u2559','boxUR':'\u255A','boxv':'\u2502','boxV':'\u2551','boxvh':'\u253C','boxvH':'\u256A','boxVh':'\u256B','boxVH':'\u256C','boxvl':'\u2524','boxvL':'\u2561','boxVl':'\u2562','boxVL':'\u2563','boxvr':'\u251C','boxvR':'\u255E','boxVr':'\u255F','boxVR':'\u2560','bprime':'\u2035','breve':'\u02D8','Breve':'\u02D8','brvbar':'\xA6','bscr':'\uD835\uDCB7','Bscr':'\u212C','bsemi':'\u204F','bsim':'\u223D','bsime':'\u22CD','bsol':'\\','bsolb':'\u29C5','bsolhsub':'\u27C8','bull':'\u2022','bullet':'\u2022','bump':'\u224E','bumpe':'\u224F','bumpE':'\u2AAE','bumpeq':'\u224F','Bumpeq':'\u224E','cacute':'\u0107','Cacute':'\u0106','cap':'\u2229','Cap':'\u22D2','capand':'\u2A44','capbrcup':'\u2A49','capcap':'\u2A4B','capcup':'\u2A47','capdot':'\u2A40','CapitalDifferentialD':'\u2145','caps':'\u2229\uFE00','caret':'\u2041','caron':'\u02C7','Cayleys':'\u212D','ccaps':'\u2A4D','ccaron':'\u010D','Ccaron':'\u010C','ccedil':'\xE7','Ccedil':'\xC7','ccirc':'\u0109','Ccirc':'\u0108','Cconint':'\u2230','ccups':'\u2A4C','ccupssm':'\u2A50','cdot':'\u010B','Cdot':'\u010A','cedil':'\xB8','Cedilla':'\xB8','cemptyv':'\u29B2','cent':'\xA2','centerdot':'\xB7','CenterDot':'\xB7','cfr':'\uD835\uDD20','Cfr':'\u212D','chcy':'\u0447','CHcy':'\u0427','check':'\u2713','checkmark':'\u2713','chi':'\u03C7','Chi':'\u03A7','cir':'\u25CB','circ':'\u02C6','circeq':'\u2257','circlearrowleft':'\u21BA','circlearrowright':'\u21BB','circledast':'\u229B','circledcirc':'\u229A','circleddash':'\u229D','CircleDot':'\u2299','circledR':'\xAE','circledS':'\u24C8','CircleMinus':'\u2296','CirclePlus':'\u2295','CircleTimes':'\u2297','cire':'\u2257','cirE':'\u29C3','cirfnint':'\u2A10','cirmid':'\u2AEF','cirscir':'\u29C2','ClockwiseContourIntegral':'\u2232','CloseCurlyDoubleQuote':'\u201D','CloseCurlyQuote':'\u2019','clubs':'\u2663','clubsuit':'\u2663','colon':':','Colon':'\u2237','colone':'\u2254','Colone':'\u2A74','coloneq':'\u2254','comma':',','commat':'@','comp':'\u2201','compfn':'\u2218','complement':'\u2201','complexes':'\u2102','cong':'\u2245','congdot':'\u2A6D','Congruent':'\u2261','conint':'\u222E','Conint':'\u222F','ContourIntegral':'\u222E','copf':'\uD835\uDD54','Copf':'\u2102','coprod':'\u2210','Coproduct':'\u2210','copy':'\xA9','COPY':'\xA9','copysr':'\u2117','CounterClockwiseContourIntegral':'\u2233','crarr':'\u21B5','cross':'\u2717','Cross':'\u2A2F','cscr':'\uD835\uDCB8','Cscr':'\uD835\uDC9E','csub':'\u2ACF','csube':'\u2AD1','csup':'\u2AD0','csupe':'\u2AD2','ctdot':'\u22EF','cudarrl':'\u2938','cudarrr':'\u2935','cuepr':'\u22DE','cuesc':'\u22DF','cularr':'\u21B6','cularrp':'\u293D','cup':'\u222A','Cup':'\u22D3','cupbrcap':'\u2A48','cupcap':'\u2A46','CupCap':'\u224D','cupcup':'\u2A4A','cupdot':'\u228D','cupor':'\u2A45','cups':'\u222A\uFE00','curarr':'\u21B7','curarrm':'\u293C','curlyeqprec':'\u22DE','curlyeqsucc':'\u22DF','curlyvee':'\u22CE','curlywedge':'\u22CF','curren':'\xA4','curvearrowleft':'\u21B6','curvearrowright':'\u21B7','cuvee':'\u22CE','cuwed':'\u22CF','cwconint':'\u2232','cwint':'\u2231','cylcty':'\u232D','dagger':'\u2020','Dagger':'\u2021','daleth':'\u2138','darr':'\u2193','dArr':'\u21D3','Darr':'\u21A1','dash':'\u2010','dashv':'\u22A3','Dashv':'\u2AE4','dbkarow':'\u290F','dblac':'\u02DD','dcaron':'\u010F','Dcaron':'\u010E','dcy':'\u0434','Dcy':'\u0414','dd':'\u2146','DD':'\u2145','ddagger':'\u2021','ddarr':'\u21CA','DDotrahd':'\u2911','ddotseq':'\u2A77','deg':'\xB0','Del':'\u2207','delta':'\u03B4','Delta':'\u0394','demptyv':'\u29B1','dfisht':'\u297F','dfr':'\uD835\uDD21','Dfr':'\uD835\uDD07','dHar':'\u2965','dharl':'\u21C3','dharr':'\u21C2','DiacriticalAcute':'\xB4','DiacriticalDot':'\u02D9','DiacriticalDoubleAcute':'\u02DD','DiacriticalGrave':'`','DiacriticalTilde':'\u02DC','diam':'\u22C4','diamond':'\u22C4','Diamond':'\u22C4','diamondsuit':'\u2666','diams':'\u2666','die':'\xA8','DifferentialD':'\u2146','digamma':'\u03DD','disin':'\u22F2','div':'\xF7','divide':'\xF7','divideontimes':'\u22C7','divonx':'\u22C7','djcy':'\u0452','DJcy':'\u0402','dlcorn':'\u231E','dlcrop':'\u230D','dollar':'$','dopf':'\uD835\uDD55','Dopf':'\uD835\uDD3B','dot':'\u02D9','Dot':'\xA8','DotDot':'\u20DC','doteq':'\u2250','doteqdot':'\u2251','DotEqual':'\u2250','dotminus':'\u2238','dotplus':'\u2214','dotsquare':'\u22A1','doublebarwedge':'\u2306','DoubleContourIntegral':'\u222F','DoubleDot':'\xA8','DoubleDownArrow':'\u21D3','DoubleLeftArrow':'\u21D0','DoubleLeftRightArrow':'\u21D4','DoubleLeftTee':'\u2AE4','DoubleLongLeftArrow':'\u27F8','DoubleLongLeftRightArrow':'\u27FA','DoubleLongRightArrow':'\u27F9','DoubleRightArrow':'\u21D2','DoubleRightTee':'\u22A8','DoubleUpArrow':'\u21D1','DoubleUpDownArrow':'\u21D5','DoubleVerticalBar':'\u2225','downarrow':'\u2193','Downarrow':'\u21D3','DownArrow':'\u2193','DownArrowBar':'\u2913','DownArrowUpArrow':'\u21F5','DownBreve':'\u0311','downdownarrows':'\u21CA','downharpoonleft':'\u21C3','downharpoonright':'\u21C2','DownLeftRightVector':'\u2950','DownLeftTeeVector':'\u295E','DownLeftVector':'\u21BD','DownLeftVectorBar':'\u2956','DownRightTeeVector':'\u295F','DownRightVector':'\u21C1','DownRightVectorBar':'\u2957','DownTee':'\u22A4','DownTeeArrow':'\u21A7','drbkarow':'\u2910','drcorn':'\u231F','drcrop':'\u230C','dscr':'\uD835\uDCB9','Dscr':'\uD835\uDC9F','dscy':'\u0455','DScy':'\u0405','dsol':'\u29F6','dstrok':'\u0111','Dstrok':'\u0110','dtdot':'\u22F1','dtri':'\u25BF','dtrif':'\u25BE','duarr':'\u21F5','duhar':'\u296F','dwangle':'\u29A6','dzcy':'\u045F','DZcy':'\u040F','dzigrarr':'\u27FF','eacute':'\xE9','Eacute':'\xC9','easter':'\u2A6E','ecaron':'\u011B','Ecaron':'\u011A','ecir':'\u2256','ecirc':'\xEA','Ecirc':'\xCA','ecolon':'\u2255','ecy':'\u044D','Ecy':'\u042D','eDDot':'\u2A77','edot':'\u0117','eDot':'\u2251','Edot':'\u0116','ee':'\u2147','efDot':'\u2252','efr':'\uD835\uDD22','Efr':'\uD835\uDD08','eg':'\u2A9A','egrave':'\xE8','Egrave':'\xC8','egs':'\u2A96','egsdot':'\u2A98','el':'\u2A99','Element':'\u2208','elinters':'\u23E7','ell':'\u2113','els':'\u2A95','elsdot':'\u2A97','emacr':'\u0113','Emacr':'\u0112','empty':'\u2205','emptyset':'\u2205','EmptySmallSquare':'\u25FB','emptyv':'\u2205','EmptyVerySmallSquare':'\u25AB','emsp':'\u2003','emsp13':'\u2004','emsp14':'\u2005','eng':'\u014B','ENG':'\u014A','ensp':'\u2002','eogon':'\u0119','Eogon':'\u0118','eopf':'\uD835\uDD56','Eopf':'\uD835\uDD3C','epar':'\u22D5','eparsl':'\u29E3','eplus':'\u2A71','epsi':'\u03B5','epsilon':'\u03B5','Epsilon':'\u0395','epsiv':'\u03F5','eqcirc':'\u2256','eqcolon':'\u2255','eqsim':'\u2242','eqslantgtr':'\u2A96','eqslantless':'\u2A95','Equal':'\u2A75','equals':'=','EqualTilde':'\u2242','equest':'\u225F','Equilibrium':'\u21CC','equiv':'\u2261','equivDD':'\u2A78','eqvparsl':'\u29E5','erarr':'\u2971','erDot':'\u2253','escr':'\u212F','Escr':'\u2130','esdot':'\u2250','esim':'\u2242','Esim':'\u2A73','eta':'\u03B7','Eta':'\u0397','eth':'\xF0','ETH':'\xD0','euml':'\xEB','Euml':'\xCB','euro':'\u20AC','excl':'!','exist':'\u2203','Exists':'\u2203','expectation':'\u2130','exponentiale':'\u2147','ExponentialE':'\u2147','fallingdotseq':'\u2252','fcy':'\u0444','Fcy':'\u0424','female':'\u2640','ffilig':'\uFB03','fflig':'\uFB00','ffllig':'\uFB04','ffr':'\uD835\uDD23','Ffr':'\uD835\uDD09','filig':'\uFB01','FilledSmallSquare':'\u25FC','FilledVerySmallSquare':'\u25AA','fjlig':'fj','flat':'\u266D','fllig':'\uFB02','fltns':'\u25B1','fnof':'\u0192','fopf':'\uD835\uDD57','Fopf':'\uD835\uDD3D','forall':'\u2200','ForAll':'\u2200','fork':'\u22D4','forkv':'\u2AD9','Fouriertrf':'\u2131','fpartint':'\u2A0D','frac12':'\xBD','frac13':'\u2153','frac14':'\xBC','frac15':'\u2155','frac16':'\u2159','frac18':'\u215B','frac23':'\u2154','frac25':'\u2156','frac34':'\xBE','frac35':'\u2157','frac38':'\u215C','frac45':'\u2158','frac56':'\u215A','frac58':'\u215D','frac78':'\u215E','frasl':'\u2044','frown':'\u2322','fscr':'\uD835\uDCBB','Fscr':'\u2131','gacute':'\u01F5','gamma':'\u03B3','Gamma':'\u0393','gammad':'\u03DD','Gammad':'\u03DC','gap':'\u2A86','gbreve':'\u011F','Gbreve':'\u011E','Gcedil':'\u0122','gcirc':'\u011D','Gcirc':'\u011C','gcy':'\u0433','Gcy':'\u0413','gdot':'\u0121','Gdot':'\u0120','ge':'\u2265','gE':'\u2267','gel':'\u22DB','gEl':'\u2A8C','geq':'\u2265','geqq':'\u2267','geqslant':'\u2A7E','ges':'\u2A7E','gescc':'\u2AA9','gesdot':'\u2A80','gesdoto':'\u2A82','gesdotol':'\u2A84','gesl':'\u22DB\uFE00','gesles':'\u2A94','gfr':'\uD835\uDD24','Gfr':'\uD835\uDD0A','gg':'\u226B','Gg':'\u22D9','ggg':'\u22D9','gimel':'\u2137','gjcy':'\u0453','GJcy':'\u0403','gl':'\u2277','gla':'\u2AA5','glE':'\u2A92','glj':'\u2AA4','gnap':'\u2A8A','gnapprox':'\u2A8A','gne':'\u2A88','gnE':'\u2269','gneq':'\u2A88','gneqq':'\u2269','gnsim':'\u22E7','gopf':'\uD835\uDD58','Gopf':'\uD835\uDD3E','grave':'`','GreaterEqual':'\u2265','GreaterEqualLess':'\u22DB','GreaterFullEqual':'\u2267','GreaterGreater':'\u2AA2','GreaterLess':'\u2277','GreaterSlantEqual':'\u2A7E','GreaterTilde':'\u2273','gscr':'\u210A','Gscr':'\uD835\uDCA2','gsim':'\u2273','gsime':'\u2A8E','gsiml':'\u2A90','gt':'>','Gt':'\u226B','GT':'>','gtcc':'\u2AA7','gtcir':'\u2A7A','gtdot':'\u22D7','gtlPar':'\u2995','gtquest':'\u2A7C','gtrapprox':'\u2A86','gtrarr':'\u2978','gtrdot':'\u22D7','gtreqless':'\u22DB','gtreqqless':'\u2A8C','gtrless':'\u2277','gtrsim':'\u2273','gvertneqq':'\u2269\uFE00','gvnE':'\u2269\uFE00','Hacek':'\u02C7','hairsp':'\u200A','half':'\xBD','hamilt':'\u210B','hardcy':'\u044A','HARDcy':'\u042A','harr':'\u2194','hArr':'\u21D4','harrcir':'\u2948','harrw':'\u21AD','Hat':'^','hbar':'\u210F','hcirc':'\u0125','Hcirc':'\u0124','hearts':'\u2665','heartsuit':'\u2665','hellip':'\u2026','hercon':'\u22B9','hfr':'\uD835\uDD25','Hfr':'\u210C','HilbertSpace':'\u210B','hksearow':'\u2925','hkswarow':'\u2926','hoarr':'\u21FF','homtht':'\u223B','hookleftarrow':'\u21A9','hookrightarrow':'\u21AA','hopf':'\uD835\uDD59','Hopf':'\u210D','horbar':'\u2015','HorizontalLine':'\u2500','hscr':'\uD835\uDCBD','Hscr':'\u210B','hslash':'\u210F','hstrok':'\u0127','Hstrok':'\u0126','HumpDownHump':'\u224E','HumpEqual':'\u224F','hybull':'\u2043','hyphen':'\u2010','iacute':'\xED','Iacute':'\xCD','ic':'\u2063','icirc':'\xEE','Icirc':'\xCE','icy':'\u0438','Icy':'\u0418','Idot':'\u0130','iecy':'\u0435','IEcy':'\u0415','iexcl':'\xA1','iff':'\u21D4','ifr':'\uD835\uDD26','Ifr':'\u2111','igrave':'\xEC','Igrave':'\xCC','ii':'\u2148','iiiint':'\u2A0C','iiint':'\u222D','iinfin':'\u29DC','iiota':'\u2129','ijlig':'\u0133','IJlig':'\u0132','Im':'\u2111','imacr':'\u012B','Imacr':'\u012A','image':'\u2111','ImaginaryI':'\u2148','imagline':'\u2110','imagpart':'\u2111','imath':'\u0131','imof':'\u22B7','imped':'\u01B5','Implies':'\u21D2','in':'\u2208','incare':'\u2105','infin':'\u221E','infintie':'\u29DD','inodot':'\u0131','int':'\u222B','Int':'\u222C','intcal':'\u22BA','integers':'\u2124','Integral':'\u222B','intercal':'\u22BA','Intersection':'\u22C2','intlarhk':'\u2A17','intprod':'\u2A3C','InvisibleComma':'\u2063','InvisibleTimes':'\u2062','iocy':'\u0451','IOcy':'\u0401','iogon':'\u012F','Iogon':'\u012E','iopf':'\uD835\uDD5A','Iopf':'\uD835\uDD40','iota':'\u03B9','Iota':'\u0399','iprod':'\u2A3C','iquest':'\xBF','iscr':'\uD835\uDCBE','Iscr':'\u2110','isin':'\u2208','isindot':'\u22F5','isinE':'\u22F9','isins':'\u22F4','isinsv':'\u22F3','isinv':'\u2208','it':'\u2062','itilde':'\u0129','Itilde':'\u0128','iukcy':'\u0456','Iukcy':'\u0406','iuml':'\xEF','Iuml':'\xCF','jcirc':'\u0135','Jcirc':'\u0134','jcy':'\u0439','Jcy':'\u0419','jfr':'\uD835\uDD27','Jfr':'\uD835\uDD0D','jmath':'\u0237','jopf':'\uD835\uDD5B','Jopf':'\uD835\uDD41','jscr':'\uD835\uDCBF','Jscr':'\uD835\uDCA5','jsercy':'\u0458','Jsercy':'\u0408','jukcy':'\u0454','Jukcy':'\u0404','kappa':'\u03BA','Kappa':'\u039A','kappav':'\u03F0','kcedil':'\u0137','Kcedil':'\u0136','kcy':'\u043A','Kcy':'\u041A','kfr':'\uD835\uDD28','Kfr':'\uD835\uDD0E','kgreen':'\u0138','khcy':'\u0445','KHcy':'\u0425','kjcy':'\u045C','KJcy':'\u040C','kopf':'\uD835\uDD5C','Kopf':'\uD835\uDD42','kscr':'\uD835\uDCC0','Kscr':'\uD835\uDCA6','lAarr':'\u21DA','lacute':'\u013A','Lacute':'\u0139','laemptyv':'\u29B4','lagran':'\u2112','lambda':'\u03BB','Lambda':'\u039B','lang':'\u27E8','Lang':'\u27EA','langd':'\u2991','langle':'\u27E8','lap':'\u2A85','Laplacetrf':'\u2112','laquo':'\xAB','larr':'\u2190','lArr':'\u21D0','Larr':'\u219E','larrb':'\u21E4','larrbfs':'\u291F','larrfs':'\u291D','larrhk':'\u21A9','larrlp':'\u21AB','larrpl':'\u2939','larrsim':'\u2973','larrtl':'\u21A2','lat':'\u2AAB','latail':'\u2919','lAtail':'\u291B','late':'\u2AAD','lates':'\u2AAD\uFE00','lbarr':'\u290C','lBarr':'\u290E','lbbrk':'\u2772','lbrace':'{','lbrack':'[','lbrke':'\u298B','lbrksld':'\u298F','lbrkslu':'\u298D','lcaron':'\u013E','Lcaron':'\u013D','lcedil':'\u013C','Lcedil':'\u013B','lceil':'\u2308','lcub':'{','lcy':'\u043B','Lcy':'\u041B','ldca':'\u2936','ldquo':'\u201C','ldquor':'\u201E','ldrdhar':'\u2967','ldrushar':'\u294B','ldsh':'\u21B2','le':'\u2264','lE':'\u2266','LeftAngleBracket':'\u27E8','leftarrow':'\u2190','Leftarrow':'\u21D0','LeftArrow':'\u2190','LeftArrowBar':'\u21E4','LeftArrowRightArrow':'\u21C6','leftarrowtail':'\u21A2','LeftCeiling':'\u2308','LeftDoubleBracket':'\u27E6','LeftDownTeeVector':'\u2961','LeftDownVector':'\u21C3','LeftDownVectorBar':'\u2959','LeftFloor':'\u230A','leftharpoondown':'\u21BD','leftharpoonup':'\u21BC','leftleftarrows':'\u21C7','leftrightarrow':'\u2194','Leftrightarrow':'\u21D4','LeftRightArrow':'\u2194','leftrightarrows':'\u21C6','leftrightharpoons':'\u21CB','leftrightsquigarrow':'\u21AD','LeftRightVector':'\u294E','LeftTee':'\u22A3','LeftTeeArrow':'\u21A4','LeftTeeVector':'\u295A','leftthreetimes':'\u22CB','LeftTriangle':'\u22B2','LeftTriangleBar':'\u29CF','LeftTriangleEqual':'\u22B4','LeftUpDownVector':'\u2951','LeftUpTeeVector':'\u2960','LeftUpVector':'\u21BF','LeftUpVectorBar':'\u2958','LeftVector':'\u21BC','LeftVectorBar':'\u2952','leg':'\u22DA','lEg':'\u2A8B','leq':'\u2264','leqq':'\u2266','leqslant':'\u2A7D','les':'\u2A7D','lescc':'\u2AA8','lesdot':'\u2A7F','lesdoto':'\u2A81','lesdotor':'\u2A83','lesg':'\u22DA\uFE00','lesges':'\u2A93','lessapprox':'\u2A85','lessdot':'\u22D6','lesseqgtr':'\u22DA','lesseqqgtr':'\u2A8B','LessEqualGreater':'\u22DA','LessFullEqual':'\u2266','LessGreater':'\u2276','lessgtr':'\u2276','LessLess':'\u2AA1','lesssim':'\u2272','LessSlantEqual':'\u2A7D','LessTilde':'\u2272','lfisht':'\u297C','lfloor':'\u230A','lfr':'\uD835\uDD29','Lfr':'\uD835\uDD0F','lg':'\u2276','lgE':'\u2A91','lHar':'\u2962','lhard':'\u21BD','lharu':'\u21BC','lharul':'\u296A','lhblk':'\u2584','ljcy':'\u0459','LJcy':'\u0409','ll':'\u226A','Ll':'\u22D8','llarr':'\u21C7','llcorner':'\u231E','Lleftarrow':'\u21DA','llhard':'\u296B','lltri':'\u25FA','lmidot':'\u0140','Lmidot':'\u013F','lmoust':'\u23B0','lmoustache':'\u23B0','lnap':'\u2A89','lnapprox':'\u2A89','lne':'\u2A87','lnE':'\u2268','lneq':'\u2A87','lneqq':'\u2268','lnsim':'\u22E6','loang':'\u27EC','loarr':'\u21FD','lobrk':'\u27E6','longleftarrow':'\u27F5','Longleftarrow':'\u27F8','LongLeftArrow':'\u27F5','longleftrightarrow':'\u27F7','Longleftrightarrow':'\u27FA','LongLeftRightArrow':'\u27F7','longmapsto':'\u27FC','longrightarrow':'\u27F6','Longrightarrow':'\u27F9','LongRightArrow':'\u27F6','looparrowleft':'\u21AB','looparrowright':'\u21AC','lopar':'\u2985','lopf':'\uD835\uDD5D','Lopf':'\uD835\uDD43','loplus':'\u2A2D','lotimes':'\u2A34','lowast':'\u2217','lowbar':'_','LowerLeftArrow':'\u2199','LowerRightArrow':'\u2198','loz':'\u25CA','lozenge':'\u25CA','lozf':'\u29EB','lpar':'(','lparlt':'\u2993','lrarr':'\u21C6','lrcorner':'\u231F','lrhar':'\u21CB','lrhard':'\u296D','lrm':'\u200E','lrtri':'\u22BF','lsaquo':'\u2039','lscr':'\uD835\uDCC1','Lscr':'\u2112','lsh':'\u21B0','Lsh':'\u21B0','lsim':'\u2272','lsime':'\u2A8D','lsimg':'\u2A8F','lsqb':'[','lsquo':'\u2018','lsquor':'\u201A','lstrok':'\u0142','Lstrok':'\u0141','lt':'<','Lt':'\u226A','LT':'<','ltcc':'\u2AA6','ltcir':'\u2A79','ltdot':'\u22D6','lthree':'\u22CB','ltimes':'\u22C9','ltlarr':'\u2976','ltquest':'\u2A7B','ltri':'\u25C3','ltrie':'\u22B4','ltrif':'\u25C2','ltrPar':'\u2996','lurdshar':'\u294A','luruhar':'\u2966','lvertneqq':'\u2268\uFE00','lvnE':'\u2268\uFE00','macr':'\xAF','male':'\u2642','malt':'\u2720','maltese':'\u2720','map':'\u21A6','Map':'\u2905','mapsto':'\u21A6','mapstodown':'\u21A7','mapstoleft':'\u21A4','mapstoup':'\u21A5','marker':'\u25AE','mcomma':'\u2A29','mcy':'\u043C','Mcy':'\u041C','mdash':'\u2014','mDDot':'\u223A','measuredangle':'\u2221','MediumSpace':'\u205F','Mellintrf':'\u2133','mfr':'\uD835\uDD2A','Mfr':'\uD835\uDD10','mho':'\u2127','micro':'\xB5','mid':'\u2223','midast':'*','midcir':'\u2AF0','middot':'\xB7','minus':'\u2212','minusb':'\u229F','minusd':'\u2238','minusdu':'\u2A2A','MinusPlus':'\u2213','mlcp':'\u2ADB','mldr':'\u2026','mnplus':'\u2213','models':'\u22A7','mopf':'\uD835\uDD5E','Mopf':'\uD835\uDD44','mp':'\u2213','mscr':'\uD835\uDCC2','Mscr':'\u2133','mstpos':'\u223E','mu':'\u03BC','Mu':'\u039C','multimap':'\u22B8','mumap':'\u22B8','nabla':'\u2207','nacute':'\u0144','Nacute':'\u0143','nang':'\u2220\u20D2','nap':'\u2249','napE':'\u2A70\u0338','napid':'\u224B\u0338','napos':'\u0149','napprox':'\u2249','natur':'\u266E','natural':'\u266E','naturals':'\u2115','nbsp':'\xA0','nbump':'\u224E\u0338','nbumpe':'\u224F\u0338','ncap':'\u2A43','ncaron':'\u0148','Ncaron':'\u0147','ncedil':'\u0146','Ncedil':'\u0145','ncong':'\u2247','ncongdot':'\u2A6D\u0338','ncup':'\u2A42','ncy':'\u043D','Ncy':'\u041D','ndash':'\u2013','ne':'\u2260','nearhk':'\u2924','nearr':'\u2197','neArr':'\u21D7','nearrow':'\u2197','nedot':'\u2250\u0338','NegativeMediumSpace':'\u200B','NegativeThickSpace':'\u200B','NegativeThinSpace':'\u200B','NegativeVeryThinSpace':'\u200B','nequiv':'\u2262','nesear':'\u2928','nesim':'\u2242\u0338','NestedGreaterGreater':'\u226B','NestedLessLess':'\u226A','NewLine':'\n','nexist':'\u2204','nexists':'\u2204','nfr':'\uD835\uDD2B','Nfr':'\uD835\uDD11','nge':'\u2271','ngE':'\u2267\u0338','ngeq':'\u2271','ngeqq':'\u2267\u0338','ngeqslant':'\u2A7E\u0338','nges':'\u2A7E\u0338','nGg':'\u22D9\u0338','ngsim':'\u2275','ngt':'\u226F','nGt':'\u226B\u20D2','ngtr':'\u226F','nGtv':'\u226B\u0338','nharr':'\u21AE','nhArr':'\u21CE','nhpar':'\u2AF2','ni':'\u220B','nis':'\u22FC','nisd':'\u22FA','niv':'\u220B','njcy':'\u045A','NJcy':'\u040A','nlarr':'\u219A','nlArr':'\u21CD','nldr':'\u2025','nle':'\u2270','nlE':'\u2266\u0338','nleftarrow':'\u219A','nLeftarrow':'\u21CD','nleftrightarrow':'\u21AE','nLeftrightarrow':'\u21CE','nleq':'\u2270','nleqq':'\u2266\u0338','nleqslant':'\u2A7D\u0338','nles':'\u2A7D\u0338','nless':'\u226E','nLl':'\u22D8\u0338','nlsim':'\u2274','nlt':'\u226E','nLt':'\u226A\u20D2','nltri':'\u22EA','nltrie':'\u22EC','nLtv':'\u226A\u0338','nmid':'\u2224','NoBreak':'\u2060','NonBreakingSpace':'\xA0','nopf':'\uD835\uDD5F','Nopf':'\u2115','not':'\xAC','Not':'\u2AEC','NotCongruent':'\u2262','NotCupCap':'\u226D','NotDoubleVerticalBar':'\u2226','NotElement':'\u2209','NotEqual':'\u2260','NotEqualTilde':'\u2242\u0338','NotExists':'\u2204','NotGreater':'\u226F','NotGreaterEqual':'\u2271','NotGreaterFullEqual':'\u2267\u0338','NotGreaterGreater':'\u226B\u0338','NotGreaterLess':'\u2279','NotGreaterSlantEqual':'\u2A7E\u0338','NotGreaterTilde':'\u2275','NotHumpDownHump':'\u224E\u0338','NotHumpEqual':'\u224F\u0338','notin':'\u2209','notindot':'\u22F5\u0338','notinE':'\u22F9\u0338','notinva':'\u2209','notinvb':'\u22F7','notinvc':'\u22F6','NotLeftTriangle':'\u22EA','NotLeftTriangleBar':'\u29CF\u0338','NotLeftTriangleEqual':'\u22EC','NotLess':'\u226E','NotLessEqual':'\u2270','NotLessGreater':'\u2278','NotLessLess':'\u226A\u0338','NotLessSlantEqual':'\u2A7D\u0338','NotLessTilde':'\u2274','NotNestedGreaterGreater':'\u2AA2\u0338','NotNestedLessLess':'\u2AA1\u0338','notni':'\u220C','notniva':'\u220C','notnivb':'\u22FE','notnivc':'\u22FD','NotPrecedes':'\u2280','NotPrecedesEqual':'\u2AAF\u0338','NotPrecedesSlantEqual':'\u22E0','NotReverseElement':'\u220C','NotRightTriangle':'\u22EB','NotRightTriangleBar':'\u29D0\u0338','NotRightTriangleEqual':'\u22ED','NotSquareSubset':'\u228F\u0338','NotSquareSubsetEqual':'\u22E2','NotSquareSuperset':'\u2290\u0338','NotSquareSupersetEqual':'\u22E3','NotSubset':'\u2282\u20D2','NotSubsetEqual':'\u2288','NotSucceeds':'\u2281','NotSucceedsEqual':'\u2AB0\u0338','NotSucceedsSlantEqual':'\u22E1','NotSucceedsTilde':'\u227F\u0338','NotSuperset':'\u2283\u20D2','NotSupersetEqual':'\u2289','NotTilde':'\u2241','NotTildeEqual':'\u2244','NotTildeFullEqual':'\u2247','NotTildeTilde':'\u2249','NotVerticalBar':'\u2224','npar':'\u2226','nparallel':'\u2226','nparsl':'\u2AFD\u20E5','npart':'\u2202\u0338','npolint':'\u2A14','npr':'\u2280','nprcue':'\u22E0','npre':'\u2AAF\u0338','nprec':'\u2280','npreceq':'\u2AAF\u0338','nrarr':'\u219B','nrArr':'\u21CF','nrarrc':'\u2933\u0338','nrarrw':'\u219D\u0338','nrightarrow':'\u219B','nRightarrow':'\u21CF','nrtri':'\u22EB','nrtrie':'\u22ED','nsc':'\u2281','nsccue':'\u22E1','nsce':'\u2AB0\u0338','nscr':'\uD835\uDCC3','Nscr':'\uD835\uDCA9','nshortmid':'\u2224','nshortparallel':'\u2226','nsim':'\u2241','nsime':'\u2244','nsimeq':'\u2244','nsmid':'\u2224','nspar':'\u2226','nsqsube':'\u22E2','nsqsupe':'\u22E3','nsub':'\u2284','nsube':'\u2288','nsubE':'\u2AC5\u0338','nsubset':'\u2282\u20D2','nsubseteq':'\u2288','nsubseteqq':'\u2AC5\u0338','nsucc':'\u2281','nsucceq':'\u2AB0\u0338','nsup':'\u2285','nsupe':'\u2289','nsupE':'\u2AC6\u0338','nsupset':'\u2283\u20D2','nsupseteq':'\u2289','nsupseteqq':'\u2AC6\u0338','ntgl':'\u2279','ntilde':'\xF1','Ntilde':'\xD1','ntlg':'\u2278','ntriangleleft':'\u22EA','ntrianglelefteq':'\u22EC','ntriangleright':'\u22EB','ntrianglerighteq':'\u22ED','nu':'\u03BD','Nu':'\u039D','num':'#','numero':'\u2116','numsp':'\u2007','nvap':'\u224D\u20D2','nvdash':'\u22AC','nvDash':'\u22AD','nVdash':'\u22AE','nVDash':'\u22AF','nvge':'\u2265\u20D2','nvgt':'>\u20D2','nvHarr':'\u2904','nvinfin':'\u29DE','nvlArr':'\u2902','nvle':'\u2264\u20D2','nvlt':'<\u20D2','nvltrie':'\u22B4\u20D2','nvrArr':'\u2903','nvrtrie':'\u22B5\u20D2','nvsim':'\u223C\u20D2','nwarhk':'\u2923','nwarr':'\u2196','nwArr':'\u21D6','nwarrow':'\u2196','nwnear':'\u2927','oacute':'\xF3','Oacute':'\xD3','oast':'\u229B','ocir':'\u229A','ocirc':'\xF4','Ocirc':'\xD4','ocy':'\u043E','Ocy':'\u041E','odash':'\u229D','odblac':'\u0151','Odblac':'\u0150','odiv':'\u2A38','odot':'\u2299','odsold':'\u29BC','oelig':'\u0153','OElig':'\u0152','ofcir':'\u29BF','ofr':'\uD835\uDD2C','Ofr':'\uD835\uDD12','ogon':'\u02DB','ograve':'\xF2','Ograve':'\xD2','ogt':'\u29C1','ohbar':'\u29B5','ohm':'\u03A9','oint':'\u222E','olarr':'\u21BA','olcir':'\u29BE','olcross':'\u29BB','oline':'\u203E','olt':'\u29C0','omacr':'\u014D','Omacr':'\u014C','omega':'\u03C9','Omega':'\u03A9','omicron':'\u03BF','Omicron':'\u039F','omid':'\u29B6','ominus':'\u2296','oopf':'\uD835\uDD60','Oopf':'\uD835\uDD46','opar':'\u29B7','OpenCurlyDoubleQuote':'\u201C','OpenCurlyQuote':'\u2018','operp':'\u29B9','oplus':'\u2295','or':'\u2228','Or':'\u2A54','orarr':'\u21BB','ord':'\u2A5D','order':'\u2134','orderof':'\u2134','ordf':'\xAA','ordm':'\xBA','origof':'\u22B6','oror':'\u2A56','orslope':'\u2A57','orv':'\u2A5B','oS':'\u24C8','oscr':'\u2134','Oscr':'\uD835\uDCAA','oslash':'\xF8','Oslash':'\xD8','osol':'\u2298','otilde':'\xF5','Otilde':'\xD5','otimes':'\u2297','Otimes':'\u2A37','otimesas':'\u2A36','ouml':'\xF6','Ouml':'\xD6','ovbar':'\u233D','OverBar':'\u203E','OverBrace':'\u23DE','OverBracket':'\u23B4','OverParenthesis':'\u23DC','par':'\u2225','para':'\xB6','parallel':'\u2225','parsim':'\u2AF3','parsl':'\u2AFD','part':'\u2202','PartialD':'\u2202','pcy':'\u043F','Pcy':'\u041F','percnt':'%','period':'.','permil':'\u2030','perp':'\u22A5','pertenk':'\u2031','pfr':'\uD835\uDD2D','Pfr':'\uD835\uDD13','phi':'\u03C6','Phi':'\u03A6','phiv':'\u03D5','phmmat':'\u2133','phone':'\u260E','pi':'\u03C0','Pi':'\u03A0','pitchfork':'\u22D4','piv':'\u03D6','planck':'\u210F','planckh':'\u210E','plankv':'\u210F','plus':'+','plusacir':'\u2A23','plusb':'\u229E','pluscir':'\u2A22','plusdo':'\u2214','plusdu':'\u2A25','pluse':'\u2A72','PlusMinus':'\xB1','plusmn':'\xB1','plussim':'\u2A26','plustwo':'\u2A27','pm':'\xB1','Poincareplane':'\u210C','pointint':'\u2A15','popf':'\uD835\uDD61','Popf':'\u2119','pound':'\xA3','pr':'\u227A','Pr':'\u2ABB','prap':'\u2AB7','prcue':'\u227C','pre':'\u2AAF','prE':'\u2AB3','prec':'\u227A','precapprox':'\u2AB7','preccurlyeq':'\u227C','Precedes':'\u227A','PrecedesEqual':'\u2AAF','PrecedesSlantEqual':'\u227C','PrecedesTilde':'\u227E','preceq':'\u2AAF','precnapprox':'\u2AB9','precneqq':'\u2AB5','precnsim':'\u22E8','precsim':'\u227E','prime':'\u2032','Prime':'\u2033','primes':'\u2119','prnap':'\u2AB9','prnE':'\u2AB5','prnsim':'\u22E8','prod':'\u220F','Product':'\u220F','profalar':'\u232E','profline':'\u2312','profsurf':'\u2313','prop':'\u221D','Proportion':'\u2237','Proportional':'\u221D','propto':'\u221D','prsim':'\u227E','prurel':'\u22B0','pscr':'\uD835\uDCC5','Pscr':'\uD835\uDCAB','psi':'\u03C8','Psi':'\u03A8','puncsp':'\u2008','qfr':'\uD835\uDD2E','Qfr':'\uD835\uDD14','qint':'\u2A0C','qopf':'\uD835\uDD62','Qopf':'\u211A','qprime':'\u2057','qscr':'\uD835\uDCC6','Qscr':'\uD835\uDCAC','quaternions':'\u210D','quatint':'\u2A16','quest':'?','questeq':'\u225F','quot':'"','QUOT':'"','rAarr':'\u21DB','race':'\u223D\u0331','racute':'\u0155','Racute':'\u0154','radic':'\u221A','raemptyv':'\u29B3','rang':'\u27E9','Rang':'\u27EB','rangd':'\u2992','range':'\u29A5','rangle':'\u27E9','raquo':'\xBB','rarr':'\u2192','rArr':'\u21D2','Rarr':'\u21A0','rarrap':'\u2975','rarrb':'\u21E5','rarrbfs':'\u2920','rarrc':'\u2933','rarrfs':'\u291E','rarrhk':'\u21AA','rarrlp':'\u21AC','rarrpl':'\u2945','rarrsim':'\u2974','rarrtl':'\u21A3','Rarrtl':'\u2916','rarrw':'\u219D','ratail':'\u291A','rAtail':'\u291C','ratio':'\u2236','rationals':'\u211A','rbarr':'\u290D','rBarr':'\u290F','RBarr':'\u2910','rbbrk':'\u2773','rbrace':'}','rbrack':']','rbrke':'\u298C','rbrksld':'\u298E','rbrkslu':'\u2990','rcaron':'\u0159','Rcaron':'\u0158','rcedil':'\u0157','Rcedil':'\u0156','rceil':'\u2309','rcub':'}','rcy':'\u0440','Rcy':'\u0420','rdca':'\u2937','rdldhar':'\u2969','rdquo':'\u201D','rdquor':'\u201D','rdsh':'\u21B3','Re':'\u211C','real':'\u211C','realine':'\u211B','realpart':'\u211C','reals':'\u211D','rect':'\u25AD','reg':'\xAE','REG':'\xAE','ReverseElement':'\u220B','ReverseEquilibrium':'\u21CB','ReverseUpEquilibrium':'\u296F','rfisht':'\u297D','rfloor':'\u230B','rfr':'\uD835\uDD2F','Rfr':'\u211C','rHar':'\u2964','rhard':'\u21C1','rharu':'\u21C0','rharul':'\u296C','rho':'\u03C1','Rho':'\u03A1','rhov':'\u03F1','RightAngleBracket':'\u27E9','rightarrow':'\u2192','Rightarrow':'\u21D2','RightArrow':'\u2192','RightArrowBar':'\u21E5','RightArrowLeftArrow':'\u21C4','rightarrowtail':'\u21A3','RightCeiling':'\u2309','RightDoubleBracket':'\u27E7','RightDownTeeVector':'\u295D','RightDownVector':'\u21C2','RightDownVectorBar':'\u2955','RightFloor':'\u230B','rightharpoondown':'\u21C1','rightharpoonup':'\u21C0','rightleftarrows':'\u21C4','rightleftharpoons':'\u21CC','rightrightarrows':'\u21C9','rightsquigarrow':'\u219D','RightTee':'\u22A2','RightTeeArrow':'\u21A6','RightTeeVector':'\u295B','rightthreetimes':'\u22CC','RightTriangle':'\u22B3','RightTriangleBar':'\u29D0','RightTriangleEqual':'\u22B5','RightUpDownVector':'\u294F','RightUpTeeVector':'\u295C','RightUpVector':'\u21BE','RightUpVectorBar':'\u2954','RightVector':'\u21C0','RightVectorBar':'\u2953','ring':'\u02DA','risingdotseq':'\u2253','rlarr':'\u21C4','rlhar':'\u21CC','rlm':'\u200F','rmoust':'\u23B1','rmoustache':'\u23B1','rnmid':'\u2AEE','roang':'\u27ED','roarr':'\u21FE','robrk':'\u27E7','ropar':'\u2986','ropf':'\uD835\uDD63','Ropf':'\u211D','roplus':'\u2A2E','rotimes':'\u2A35','RoundImplies':'\u2970','rpar':')','rpargt':'\u2994','rppolint':'\u2A12','rrarr':'\u21C9','Rrightarrow':'\u21DB','rsaquo':'\u203A','rscr':'\uD835\uDCC7','Rscr':'\u211B','rsh':'\u21B1','Rsh':'\u21B1','rsqb':']','rsquo':'\u2019','rsquor':'\u2019','rthree':'\u22CC','rtimes':'\u22CA','rtri':'\u25B9','rtrie':'\u22B5','rtrif':'\u25B8','rtriltri':'\u29CE','RuleDelayed':'\u29F4','ruluhar':'\u2968','rx':'\u211E','sacute':'\u015B','Sacute':'\u015A','sbquo':'\u201A','sc':'\u227B','Sc':'\u2ABC','scap':'\u2AB8','scaron':'\u0161','Scaron':'\u0160','sccue':'\u227D','sce':'\u2AB0','scE':'\u2AB4','scedil':'\u015F','Scedil':'\u015E','scirc':'\u015D','Scirc':'\u015C','scnap':'\u2ABA','scnE':'\u2AB6','scnsim':'\u22E9','scpolint':'\u2A13','scsim':'\u227F','scy':'\u0441','Scy':'\u0421','sdot':'\u22C5','sdotb':'\u22A1','sdote':'\u2A66','searhk':'\u2925','searr':'\u2198','seArr':'\u21D8','searrow':'\u2198','sect':'\xA7','semi':';','seswar':'\u2929','setminus':'\u2216','setmn':'\u2216','sext':'\u2736','sfr':'\uD835\uDD30','Sfr':'\uD835\uDD16','sfrown':'\u2322','sharp':'\u266F','shchcy':'\u0449','SHCHcy':'\u0429','shcy':'\u0448','SHcy':'\u0428','ShortDownArrow':'\u2193','ShortLeftArrow':'\u2190','shortmid':'\u2223','shortparallel':'\u2225','ShortRightArrow':'\u2192','ShortUpArrow':'\u2191','shy':'\xAD','sigma':'\u03C3','Sigma':'\u03A3','sigmaf':'\u03C2','sigmav':'\u03C2','sim':'\u223C','simdot':'\u2A6A','sime':'\u2243','simeq':'\u2243','simg':'\u2A9E','simgE':'\u2AA0','siml':'\u2A9D','simlE':'\u2A9F','simne':'\u2246','simplus':'\u2A24','simrarr':'\u2972','slarr':'\u2190','SmallCircle':'\u2218','smallsetminus':'\u2216','smashp':'\u2A33','smeparsl':'\u29E4','smid':'\u2223','smile':'\u2323','smt':'\u2AAA','smte':'\u2AAC','smtes':'\u2AAC\uFE00','softcy':'\u044C','SOFTcy':'\u042C','sol':'/','solb':'\u29C4','solbar':'\u233F','sopf':'\uD835\uDD64','Sopf':'\uD835\uDD4A','spades':'\u2660','spadesuit':'\u2660','spar':'\u2225','sqcap':'\u2293','sqcaps':'\u2293\uFE00','sqcup':'\u2294','sqcups':'\u2294\uFE00','Sqrt':'\u221A','sqsub':'\u228F','sqsube':'\u2291','sqsubset':'\u228F','sqsubseteq':'\u2291','sqsup':'\u2290','sqsupe':'\u2292','sqsupset':'\u2290','sqsupseteq':'\u2292','squ':'\u25A1','square':'\u25A1','Square':'\u25A1','SquareIntersection':'\u2293','SquareSubset':'\u228F','SquareSubsetEqual':'\u2291','SquareSuperset':'\u2290','SquareSupersetEqual':'\u2292','SquareUnion':'\u2294','squarf':'\u25AA','squf':'\u25AA','srarr':'\u2192','sscr':'\uD835\uDCC8','Sscr':'\uD835\uDCAE','ssetmn':'\u2216','ssmile':'\u2323','sstarf':'\u22C6','star':'\u2606','Star':'\u22C6','starf':'\u2605','straightepsilon':'\u03F5','straightphi':'\u03D5','strns':'\xAF','sub':'\u2282','Sub':'\u22D0','subdot':'\u2ABD','sube':'\u2286','subE':'\u2AC5','subedot':'\u2AC3','submult':'\u2AC1','subne':'\u228A','subnE':'\u2ACB','subplus':'\u2ABF','subrarr':'\u2979','subset':'\u2282','Subset':'\u22D0','subseteq':'\u2286','subseteqq':'\u2AC5','SubsetEqual':'\u2286','subsetneq':'\u228A','subsetneqq':'\u2ACB','subsim':'\u2AC7','subsub':'\u2AD5','subsup':'\u2AD3','succ':'\u227B','succapprox':'\u2AB8','succcurlyeq':'\u227D','Succeeds':'\u227B','SucceedsEqual':'\u2AB0','SucceedsSlantEqual':'\u227D','SucceedsTilde':'\u227F','succeq':'\u2AB0','succnapprox':'\u2ABA','succneqq':'\u2AB6','succnsim':'\u22E9','succsim':'\u227F','SuchThat':'\u220B','sum':'\u2211','Sum':'\u2211','sung':'\u266A','sup':'\u2283','Sup':'\u22D1','sup1':'\xB9','sup2':'\xB2','sup3':'\xB3','supdot':'\u2ABE','supdsub':'\u2AD8','supe':'\u2287','supE':'\u2AC6','supedot':'\u2AC4','Superset':'\u2283','SupersetEqual':'\u2287','suphsol':'\u27C9','suphsub':'\u2AD7','suplarr':'\u297B','supmult':'\u2AC2','supne':'\u228B','supnE':'\u2ACC','supplus':'\u2AC0','supset':'\u2283','Supset':'\u22D1','supseteq':'\u2287','supseteqq':'\u2AC6','supsetneq':'\u228B','supsetneqq':'\u2ACC','supsim':'\u2AC8','supsub':'\u2AD4','supsup':'\u2AD6','swarhk':'\u2926','swarr':'\u2199','swArr':'\u21D9','swarrow':'\u2199','swnwar':'\u292A','szlig':'\xDF','Tab':'\t','target':'\u2316','tau':'\u03C4','Tau':'\u03A4','tbrk':'\u23B4','tcaron':'\u0165','Tcaron':'\u0164','tcedil':'\u0163','Tcedil':'\u0162','tcy':'\u0442','Tcy':'\u0422','tdot':'\u20DB','telrec':'\u2315','tfr':'\uD835\uDD31','Tfr':'\uD835\uDD17','there4':'\u2234','therefore':'\u2234','Therefore':'\u2234','theta':'\u03B8','Theta':'\u0398','thetasym':'\u03D1','thetav':'\u03D1','thickapprox':'\u2248','thicksim':'\u223C','ThickSpace':'\u205F\u200A','thinsp':'\u2009','ThinSpace':'\u2009','thkap':'\u2248','thksim':'\u223C','thorn':'\xFE','THORN':'\xDE','tilde':'\u02DC','Tilde':'\u223C','TildeEqual':'\u2243','TildeFullEqual':'\u2245','TildeTilde':'\u2248','times':'\xD7','timesb':'\u22A0','timesbar':'\u2A31','timesd':'\u2A30','tint':'\u222D','toea':'\u2928','top':'\u22A4','topbot':'\u2336','topcir':'\u2AF1','topf':'\uD835\uDD65','Topf':'\uD835\uDD4B','topfork':'\u2ADA','tosa':'\u2929','tprime':'\u2034','trade':'\u2122','TRADE':'\u2122','triangle':'\u25B5','triangledown':'\u25BF','triangleleft':'\u25C3','trianglelefteq':'\u22B4','triangleq':'\u225C','triangleright':'\u25B9','trianglerighteq':'\u22B5','tridot':'\u25EC','trie':'\u225C','triminus':'\u2A3A','TripleDot':'\u20DB','triplus':'\u2A39','trisb':'\u29CD','tritime':'\u2A3B','trpezium':'\u23E2','tscr':'\uD835\uDCC9','Tscr':'\uD835\uDCAF','tscy':'\u0446','TScy':'\u0426','tshcy':'\u045B','TSHcy':'\u040B','tstrok':'\u0167','Tstrok':'\u0166','twixt':'\u226C','twoheadleftarrow':'\u219E','twoheadrightarrow':'\u21A0','uacute':'\xFA','Uacute':'\xDA','uarr':'\u2191','uArr':'\u21D1','Uarr':'\u219F','Uarrocir':'\u2949','ubrcy':'\u045E','Ubrcy':'\u040E','ubreve':'\u016D','Ubreve':'\u016C','ucirc':'\xFB','Ucirc':'\xDB','ucy':'\u0443','Ucy':'\u0423','udarr':'\u21C5','udblac':'\u0171','Udblac':'\u0170','udhar':'\u296E','ufisht':'\u297E','ufr':'\uD835\uDD32','Ufr':'\uD835\uDD18','ugrave':'\xF9','Ugrave':'\xD9','uHar':'\u2963','uharl':'\u21BF','uharr':'\u21BE','uhblk':'\u2580','ulcorn':'\u231C','ulcorner':'\u231C','ulcrop':'\u230F','ultri':'\u25F8','umacr':'\u016B','Umacr':'\u016A','uml':'\xA8','UnderBar':'_','UnderBrace':'\u23DF','UnderBracket':'\u23B5','UnderParenthesis':'\u23DD','Union':'\u22C3','UnionPlus':'\u228E','uogon':'\u0173','Uogon':'\u0172','uopf':'\uD835\uDD66','Uopf':'\uD835\uDD4C','uparrow':'\u2191','Uparrow':'\u21D1','UpArrow':'\u2191','UpArrowBar':'\u2912','UpArrowDownArrow':'\u21C5','updownarrow':'\u2195','Updownarrow':'\u21D5','UpDownArrow':'\u2195','UpEquilibrium':'\u296E','upharpoonleft':'\u21BF','upharpoonright':'\u21BE','uplus':'\u228E','UpperLeftArrow':'\u2196','UpperRightArrow':'\u2197','upsi':'\u03C5','Upsi':'\u03D2','upsih':'\u03D2','upsilon':'\u03C5','Upsilon':'\u03A5','UpTee':'\u22A5','UpTeeArrow':'\u21A5','upuparrows':'\u21C8','urcorn':'\u231D','urcorner':'\u231D','urcrop':'\u230E','uring':'\u016F','Uring':'\u016E','urtri':'\u25F9','uscr':'\uD835\uDCCA','Uscr':'\uD835\uDCB0','utdot':'\u22F0','utilde':'\u0169','Utilde':'\u0168','utri':'\u25B5','utrif':'\u25B4','uuarr':'\u21C8','uuml':'\xFC','Uuml':'\xDC','uwangle':'\u29A7','vangrt':'\u299C','varepsilon':'\u03F5','varkappa':'\u03F0','varnothing':'\u2205','varphi':'\u03D5','varpi':'\u03D6','varpropto':'\u221D','varr':'\u2195','vArr':'\u21D5','varrho':'\u03F1','varsigma':'\u03C2','varsubsetneq':'\u228A\uFE00','varsubsetneqq':'\u2ACB\uFE00','varsupsetneq':'\u228B\uFE00','varsupsetneqq':'\u2ACC\uFE00','vartheta':'\u03D1','vartriangleleft':'\u22B2','vartriangleright':'\u22B3','vBar':'\u2AE8','Vbar':'\u2AEB','vBarv':'\u2AE9','vcy':'\u0432','Vcy':'\u0412','vdash':'\u22A2','vDash':'\u22A8','Vdash':'\u22A9','VDash':'\u22AB','Vdashl':'\u2AE6','vee':'\u2228','Vee':'\u22C1','veebar':'\u22BB','veeeq':'\u225A','vellip':'\u22EE','verbar':'|','Verbar':'\u2016','vert':'|','Vert':'\u2016','VerticalBar':'\u2223','VerticalLine':'|','VerticalSeparator':'\u2758','VerticalTilde':'\u2240','VeryThinSpace':'\u200A','vfr':'\uD835\uDD33','Vfr':'\uD835\uDD19','vltri':'\u22B2','vnsub':'\u2282\u20D2','vnsup':'\u2283\u20D2','vopf':'\uD835\uDD67','Vopf':'\uD835\uDD4D','vprop':'\u221D','vrtri':'\u22B3','vscr':'\uD835\uDCCB','Vscr':'\uD835\uDCB1','vsubne':'\u228A\uFE00','vsubnE':'\u2ACB\uFE00','vsupne':'\u228B\uFE00','vsupnE':'\u2ACC\uFE00','Vvdash':'\u22AA','vzigzag':'\u299A','wcirc':'\u0175','Wcirc':'\u0174','wedbar':'\u2A5F','wedge':'\u2227','Wedge':'\u22C0','wedgeq':'\u2259','weierp':'\u2118','wfr':'\uD835\uDD34','Wfr':'\uD835\uDD1A','wopf':'\uD835\uDD68','Wopf':'\uD835\uDD4E','wp':'\u2118','wr':'\u2240','wreath':'\u2240','wscr':'\uD835\uDCCC','Wscr':'\uD835\uDCB2','xcap':'\u22C2','xcirc':'\u25EF','xcup':'\u22C3','xdtri':'\u25BD','xfr':'\uD835\uDD35','Xfr':'\uD835\uDD1B','xharr':'\u27F7','xhArr':'\u27FA','xi':'\u03BE','Xi':'\u039E','xlarr':'\u27F5','xlArr':'\u27F8','xmap':'\u27FC','xnis':'\u22FB','xodot':'\u2A00','xopf':'\uD835\uDD69','Xopf':'\uD835\uDD4F','xoplus':'\u2A01','xotime':'\u2A02','xrarr':'\u27F6','xrArr':'\u27F9','xscr':'\uD835\uDCCD','Xscr':'\uD835\uDCB3','xsqcup':'\u2A06','xuplus':'\u2A04','xutri':'\u25B3','xvee':'\u22C1','xwedge':'\u22C0','yacute':'\xFD','Yacute':'\xDD','yacy':'\u044F','YAcy':'\u042F','ycirc':'\u0177','Ycirc':'\u0176','ycy':'\u044B','Ycy':'\u042B','yen':'\xA5','yfr':'\uD835\uDD36','Yfr':'\uD835\uDD1C','yicy':'\u0457','YIcy':'\u0407','yopf':'\uD835\uDD6A','Yopf':'\uD835\uDD50','yscr':'\uD835\uDCCE','Yscr':'\uD835\uDCB4','yucy':'\u044E','YUcy':'\u042E','yuml':'\xFF','Yuml':'\u0178','zacute':'\u017A','Zacute':'\u0179','zcaron':'\u017E','Zcaron':'\u017D','zcy':'\u0437','Zcy':'\u0417','zdot':'\u017C','Zdot':'\u017B','zeetrf':'\u2128','ZeroWidthSpace':'\u200B','zeta':'\u03B6','Zeta':'\u0396','zfr':'\uD835\uDD37','Zfr':'\u2128','zhcy':'\u0436','ZHcy':'\u0416','zigrarr':'\u21DD','zopf':'\uD835\uDD6B','Zopf':'\u2124','zscr':'\uD835\uDCCF','Zscr':'\uD835\uDCB5','zwj':'\u200D','zwnj':'\u200C'};
var decodeMapLegacy = {'aacute':'\xE1','Aacute':'\xC1','acirc':'\xE2','Acirc':'\xC2','acute':'\xB4','aelig':'\xE6','AElig':'\xC6','agrave':'\xE0','Agrave':'\xC0','amp':'&','AMP':'&','aring':'\xE5','Aring':'\xC5','atilde':'\xE3','Atilde':'\xC3','auml':'\xE4','Auml':'\xC4','brvbar':'\xA6','ccedil':'\xE7','Ccedil':'\xC7','cedil':'\xB8','cent':'\xA2','copy':'\xA9','COPY':'\xA9','curren':'\xA4','deg':'\xB0','divide':'\xF7','eacute':'\xE9','Eacute':'\xC9','ecirc':'\xEA','Ecirc':'\xCA','egrave':'\xE8','Egrave':'\xC8','eth':'\xF0','ETH':'\xD0','euml':'\xEB','Euml':'\xCB','frac12':'\xBD','frac14':'\xBC','frac34':'\xBE','gt':'>','GT':'>','iacute':'\xED','Iacute':'\xCD','icirc':'\xEE','Icirc':'\xCE','iexcl':'\xA1','igrave':'\xEC','Igrave':'\xCC','iquest':'\xBF','iuml':'\xEF','Iuml':'\xCF','laquo':'\xAB','lt':'<','LT':'<','macr':'\xAF','micro':'\xB5','middot':'\xB7','nbsp':'\xA0','not':'\xAC','ntilde':'\xF1','Ntilde':'\xD1','oacute':'\xF3','Oacute':'\xD3','ocirc':'\xF4','Ocirc':'\xD4','ograve':'\xF2','Ograve':'\xD2','ordf':'\xAA','ordm':'\xBA','oslash':'\xF8','Oslash':'\xD8','otilde':'\xF5','Otilde':'\xD5','ouml':'\xF6','Ouml':'\xD6','para':'\xB6','plusmn':'\xB1','pound':'\xA3','quot':'"','QUOT':'"','raquo':'\xBB','reg':'\xAE','REG':'\xAE','sect':'\xA7','shy':'\xAD','sup1':'\xB9','sup2':'\xB2','sup3':'\xB3','szlig':'\xDF','thorn':'\xFE','THORN':'\xDE','times':'\xD7','uacute':'\xFA','Uacute':'\xDA','ucirc':'\xFB','Ucirc':'\xDB','ugrave':'\xF9','Ugrave':'\xD9','uml':'\xA8','uuml':'\xFC','Uuml':'\xDC','yacute':'\xFD','Yacute':'\xDD','yen':'\xA5','yuml':'\xFF'};
var decodeMapNumeric = {'0':'\uFFFD','128':'\u20AC','130':'\u201A','131':'\u0192','132':'\u201E','133':'\u2026','134':'\u2020','135':'\u2021','136':'\u02C6','137':'\u2030','138':'\u0160','139':'\u2039','140':'\u0152','142':'\u017D','145':'\u2018','146':'\u2019','147':'\u201C','148':'\u201D','149':'\u2022','150':'\u2013','151':'\u2014','152':'\u02DC','153':'\u2122','154':'\u0161','155':'\u203A','156':'\u0153','158':'\u017E','159':'\u0178'};
var invalidReferenceCodePoints = [1,2,3,4,5,6,7,8,11,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,64976,64977,64978,64979,64980,64981,64982,64983,64984,64985,64986,64987,64988,64989,64990,64991,64992,64993,64994,64995,64996,64997,64998,64999,65000,65001,65002,65003,65004,65005,65006,65007,65534,65535,131070,131071,196606,196607,262142,262143,327678,327679,393214,393215,458750,458751,524286,524287,589822,589823,655358,655359,720894,720895,786430,786431,851966,851967,917502,917503,983038,983039,1048574,1048575,1114110,1114111];
/*--------------------------------------------------------------------------*/
var stringFromCharCode = String.fromCharCode;
var object = {};
var hasOwnProperty = object.hasOwnProperty;
var has = function(object, propertyName) {
return hasOwnProperty.call(object, propertyName);
};
var contains = function(array, value) {
var index = -1;
var length = array.length;
while (++index < length) {
if (array[index] == value) {
return true;
}
}
return false;
};
var merge = function(options, defaults) {
if (!options) {
return defaults;
}
var result = {};
var key;
for (key in defaults) {
// A `hasOwnProperty` check is not needed here, since only recognized
// option names are used anyway. Any others are ignored.
result[key] = has(options, key) ? options[key] : defaults[key];
}
return result;
};
// Modified version of `ucs2encode`; see https://mths.be/punycode.
var codePointToSymbol = function(codePoint, strict) {
var output = '';
if ((codePoint >= 0xD800 && codePoint <= 0xDFFF) || codePoint > 0x10FFFF) {
// See issue #4:
// “Otherwise, if the number is in the range 0xD800 to 0xDFFF or is
// greater than 0x10FFFF, then this is a parse error. Return a U+FFFD
// REPLACEMENT CHARACTER.”
if (strict) {
parseError('character reference outside the permissible Unicode range');
}
return '\uFFFD';
}
if (has(decodeMapNumeric, codePoint)) {
if (strict) {
parseError('disallowed character reference');
}
return decodeMapNumeric[codePoint];
}
if (strict && contains(invalidReferenceCodePoints, codePoint)) {
parseError('disallowed character reference');
}
if (codePoint > 0xFFFF) {
codePoint -= 0x10000;
output += stringFromCharCode(codePoint >>> 10 & 0x3FF | 0xD800);
codePoint = 0xDC00 | codePoint & 0x3FF;
}
output += stringFromCharCode(codePoint);
return output;
};
var hexEscape = function(codePoint) {
return '&#x' + codePoint.toString(16).toUpperCase() + ';';
};
var decEscape = function(codePoint) {
return '&#' + codePoint + ';';
};
var parseError = function(message) {
throw Error('Parse error: ' + message);
};
/*--------------------------------------------------------------------------*/
var encode = function(string, options) {
options = merge(options, encode.options);
var strict = options.strict;
if (strict && regexInvalidRawCodePoint.test(string)) {
parseError('forbidden code point');
}
var encodeEverything = options.encodeEverything;
var useNamedReferences = options.useNamedReferences;
var allowUnsafeSymbols = options.allowUnsafeSymbols;
var escapeCodePoint = options.decimal ? decEscape : hexEscape;
var escapeBmpSymbol = function(symbol) {
return escapeCodePoint(symbol.charCodeAt(0));
};
if (encodeEverything) {
// Encode ASCII symbols.
string = string.replace(regexAsciiWhitelist, function(symbol) {
// Use named references if requested & possible.
if (useNamedReferences && has(encodeMap, symbol)) {
return '&' + encodeMap[symbol] + ';';
}
return escapeBmpSymbol(symbol);
});
// Shorten a few escapes that represent two symbols, of which at least one
// is within the ASCII range.
if (useNamedReferences) {
string = string
.replace(/&gt;\u20D2/g, '&nvgt;')
.replace(/&lt;\u20D2/g, '&nvlt;')
.replace(/&#x66;&#x6A;/g, '&fjlig;');
}
// Encode non-ASCII symbols.
if (useNamedReferences) {
// Encode non-ASCII symbols that can be replaced with a named reference.
string = string.replace(regexEncodeNonAscii, function(string) {
// Note: there is no need to check `has(encodeMap, string)` here.
return '&' + encodeMap[string] + ';';
});
}
// Note: any remaining non-ASCII symbols are handled outside of the `if`.
} else if (useNamedReferences) {
// Apply named character references.
// Encode `<>"'&` using named character references.
if (!allowUnsafeSymbols) {
string = string.replace(regexEscape, function(string) {
return '&' + encodeMap[string] + ';'; // no need to check `has()` here
});
}
// Shorten escapes that represent two symbols, of which at least one is
// `<>"'&`.
string = string
.replace(/&gt;\u20D2/g, '&nvgt;')
.replace(/&lt;\u20D2/g, '&nvlt;');
// Encode non-ASCII symbols that can be replaced with a named reference.
string = string.replace(regexEncodeNonAscii, function(string) {
// Note: there is no need to check `has(encodeMap, string)` here.
return '&' + encodeMap[string] + ';';
});
} else if (!allowUnsafeSymbols) {
// Encode `<>"'&` using hexadecimal escapes, now that they’re not handled
// using named character references.
string = string.replace(regexEscape, escapeBmpSymbol);
}
return string
// Encode astral symbols.
.replace(regexAstralSymbols, function($0) {
// https://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
var high = $0.charCodeAt(0);
var low = $0.charCodeAt(1);
var codePoint = (high - 0xD800) * 0x400 + low - 0xDC00 + 0x10000;
return escapeCodePoint(codePoint);
})
// Encode any remaining BMP symbols that are not printable ASCII symbols
// using a hexadecimal escape.
.replace(regexBmpWhitelist, escapeBmpSymbol);
};
// Expose default options (so they can be overridden globally).
encode.options = {
'allowUnsafeSymbols': false,
'encodeEverything': false,
'strict': false,
'useNamedReferences': false,
'decimal' : false
};
var decode = function(html, options) {
options = merge(options, decode.options);
var strict = options.strict;
if (strict && regexInvalidEntity.test(html)) {
parseError('malformed character reference');
}
return html.replace(regexDecode, function($0, $1, $2, $3, $4, $5, $6, $7, $8) {
var codePoint;
var semicolon;
var decDigits;
var hexDigits;
var reference;
var next;
if ($1) {
reference = $1;
// Note: there is no need to check `has(decodeMap, reference)`.
return decodeMap[reference];
}
if ($2) {
// Decode named character references without trailing `;`, e.g. `&amp`.
// This is only a parse error if it gets converted to `&`, or if it is
// followed by `=` in an attribute context.
reference = $2;
next = $3;
if (next && options.isAttributeValue) {
if (strict && next == '=') {
parseError('`&` did not start a character reference');
}
return $0;
} else {
if (strict) {
parseError(
'named character reference was not terminated by a semicolon'
);
}
// Note: there is no need to check `has(decodeMapLegacy, reference)`.
return decodeMapLegacy[reference] + (next || '');
}
}
if ($4) {
// Decode decimal escapes, e.g. `&#119558;`.
decDigits = $4;
semicolon = $5;
if (strict && !semicolon) {
parseError('character reference was not terminated by a semicolon');
}
codePoint = parseInt(decDigits, 10);
return codePointToSymbol(codePoint, strict);
}
if ($6) {
// Decode hexadecimal escapes, e.g. `&#x1D306;`.
hexDigits = $6;
semicolon = $7;
if (strict && !semicolon) {
parseError('character reference was not terminated by a semicolon');
}
codePoint = parseInt(hexDigits, 16);
return codePointToSymbol(codePoint, strict);
}
// If we’re still here, `if ($7)` is implied; it’s an ambiguous
// ampersand for sure. https://mths.be/notes/ambiguous-ampersands
if (strict) {
parseError(
'named character reference was not terminated by a semicolon'
);
}
return $0;
});
};
// Expose default options (so they can be overridden globally).
decode.options = {
'isAttributeValue': false,
'strict': false
};
var escape = function(string) {
return string.replace(regexEscape, function($0) {
// Note: there is no need to check `has(escapeMap, $0)` here.
return escapeMap[$0];
});
};
/*--------------------------------------------------------------------------*/
var he = {
'version': '1.2.0',
'encode': encode,
'decode': decode,
'escape': escape,
'unescape': decode
};
// Some AMD build optimizers, like r.js, check for specific condition patterns
// like the following:
if (freeExports && !freeExports.nodeType) {
if (freeModule) { // in Node.js, io.js, or RingoJS v0.8.0+
freeModule.exports = he;
} else { // in Narwhal or RingoJS v0.7.0-
for (var key in he) {
has(he, key) && (freeExports[key] = he[key]);
}
}
} else { // in Rhino or a web browser
root.he = he;
}
}(commonjsGlobal));
}(he, he.exports));
(function (exports) {
/**
* Various utility functions used throughout Mocha's codebase.
* @module utils
*/
/**
* Module dependencies.
*/
var path = require$$1;
var util = require$$0$1;
var he$1 = he.exports;
const MOCHA_ID_PROP_NAME = '__mocha_id__';
/**
* Inherit the prototype methods from one constructor into another.
*
* @param {function} ctor - Constructor function which needs to inherit the
* prototype.
* @param {function} superCtor - Constructor function to inherit prototype from.
* @throws {TypeError} if either constructor is null, or if super constructor
* lacks a prototype.
*/
exports.inherits = util.inherits;
/**
* Escape special characters in the given string of html.
*
* @private
* @param {string} html
* @return {string}
*/
exports.escape = function (html) {
return he$1.encode(String(html), {useNamedReferences: false});
};
/**
* Test if the given obj is type of string.
*
* @private
* @param {Object} obj
* @return {boolean}
*/
exports.isString = function (obj) {
return typeof obj === 'string';
};
/**
* Compute a slug from the given `str`.
*
* @private
* @param {string} str
* @return {string}
*/
exports.slug = function (str) {
return str
.toLowerCase()
.replace(/\s+/g, '-')
.replace(/[^-\w]/g, '')
.replace(/-{2,}/g, '-');
};
/**
* Strip the function definition from `str`, and re-indent for pre whitespace.
*
* @param {string} str
* @return {string}
*/
exports.clean = function (str) {
str = str
.replace(/\r\n?|[\n\u2028\u2029]/g, '\n')
.replace(/^\uFEFF/, '')
// (traditional)-> space/name parameters body (lambda)-> parameters body multi-statement/single keep body content
.replace(
/^function(?:\s*|\s[^(]*)\([^)]*\)\s*\{((?:.|\n)*?)\}$|^\([^)]*\)\s*=>\s*(?:\{((?:.|\n)*?)\}|((?:.|\n)*))$/,
'$1$2$3'
);
var spaces = str.match(/^\n?( *)/)[1].length;
var tabs = str.match(/^\n?(\t*)/)[1].length;
var re = new RegExp(
'^\n?' + (tabs ? '\t' : ' ') + '{' + (tabs || spaces) + '}',
'gm'
);
str = str.replace(re, '');
return str.trim();
};
/**
* If a value could have properties, and has none, this function is called,
* which returns a string representation of the empty value.
*
* Functions w/ no properties return `'[Function]'`
* Arrays w/ length === 0 return `'[]'`
* Objects w/ no properties return `'{}'`
* All else: return result of `value.toString()`
*
* @private
* @param {*} value The value to inspect.
* @param {string} typeHint The type of the value
* @returns {string}
*/
function emptyRepresentation(value, typeHint) {
switch (typeHint) {
case 'function':
return '[Function]';
case 'object':
return '{}';
case 'array':
return '[]';
default:
return value.toString();
}
}
/**
* Takes some variable and asks `Object.prototype.toString()` what it thinks it
* is.
*
* @private
* @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/toString
* @param {*} value The value to test.
* @returns {string} Computed type
* @example
* canonicalType({}) // 'object'
* canonicalType([]) // 'array'
* canonicalType(1) // 'number'
* canonicalType(false) // 'boolean'
* canonicalType(Infinity) // 'number'
* canonicalType(null) // 'null'
* canonicalType(new Date()) // 'date'
* canonicalType(/foo/) // 'regexp'
* canonicalType('type') // 'string'
* canonicalType(global) // 'global'
* canonicalType(new String('foo') // 'object'
* canonicalType(async function() {}) // 'asyncfunction'
* canonicalType(Object.create(null)) // 'null-prototype'
*/
var canonicalType = (exports.canonicalType = function canonicalType(value) {
if (value === undefined) {
return 'undefined';
} else if (value === null) {
return 'null';
} else if (isBuffer(value)) {
return 'buffer';
} else if (Object.getPrototypeOf(value) === null) {
return 'null-prototype';
}
return Object.prototype.toString
.call(value)
.replace(/^\[.+\s(.+?)]$/, '$1')
.toLowerCase();
});
/**
*
* Returns a general type or data structure of a variable
* @private
* @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures
* @param {*} value The value to test.
* @returns {string} One of undefined, boolean, number, string, bigint, symbol, object
* @example
* type({}) // 'object'
* type([]) // 'array'
* type(1) // 'number'
* type(false) // 'boolean'
* type(Infinity) // 'number'
* type(null) // 'null'
* type(new Date()) // 'object'
* type(/foo/) // 'object'
* type('type') // 'string'
* type(global) // 'object'
* type(new String('foo') // 'string'
*/
exports.type = function type(value) {
// Null is special
if (value === null) return 'null';
const primitives = new Set([
'undefined',
'boolean',
'number',
'string',
'bigint',
'symbol'
]);
const _type = typeof value;
if (_type === 'function') return _type;
if (primitives.has(_type)) return _type;
if (value instanceof String) return 'string';
if (value instanceof Error) return 'error';
if (Array.isArray(value)) return 'array';
return _type;
};
/**
* Stringify `value`. Different behavior depending on type of value:
*
* - If `value` is undefined or null, return `'[undefined]'` or `'[null]'`, respectively.
* - If `value` is not an object, function or array, return result of `value.toString()` wrapped in double-quotes.
* - If `value` is an *empty* object, function, or array, return result of function
* {@link emptyRepresentation}.
* - If `value` has properties, call {@link exports.canonicalize} on it, then return result of
* JSON.stringify().
*
* @private
* @see exports.type
* @param {*} value
* @return {string}
*/
exports.stringify = function (value) {
var typeHint = canonicalType(value);
if (!~['object', 'array', 'function', 'null-prototype'].indexOf(typeHint)) {
if (typeHint === 'buffer') {
var json = Buffer.prototype.toJSON.call(value);
// Based on the toJSON result
return jsonStringify(
json.data && json.type ? json.data : json,
2
).replace(/,(\n|$)/g, '$1');
}
// IE7/IE8 has a bizarre String constructor; needs to be coerced
// into an array and back to obj.
if (typeHint === 'string' && typeof value === 'object') {
value = value.split('').reduce(function (acc, char, idx) {
acc[idx] = char;
return acc;
}, {});
typeHint = 'object';
} else {
return jsonStringify(value);
}
}
for (var prop in value) {
if (Object.prototype.hasOwnProperty.call(value, prop)) {
return jsonStringify(
exports.canonicalize(value, null, typeHint),
2
).replace(/,(\n|$)/g, '$1');
}
}
return emptyRepresentation(value, typeHint);
};
/**
* like JSON.stringify but more sense.
*
* @private
* @param {Object} object
* @param {number=} spaces
* @param {number=} depth
* @returns {*}
*/
function jsonStringify(object, spaces, depth) {
if (typeof spaces === 'undefined') {
// primitive types
return _stringify(object);
}
depth = depth || 1;
var space = spaces * depth;
var str = Array.isArray(object) ? '[' : '{';
var end = Array.isArray(object) ? ']' : '}';
var length =
typeof object.length === 'number'
? object.length
: Object.keys(object).length;
// `.repeat()` polyfill
function repeat(s, n) {
return new Array(n).join(s);
}
function _stringify(val) {
switch (canonicalType(val)) {
case 'null':
case 'undefined':
val = '[' + val + ']';
break;
case 'array':
case 'object':
val = jsonStringify(val, spaces, depth + 1);
break;
case 'boolean':
case 'regexp':
case 'symbol':
case 'number':
val =
val === 0 && 1 / val === -Infinity // `-0`
? '-0'
: val.toString();
break;
case 'bigint':
val = val.toString() + 'n';
break;
case 'date':
var sDate = isNaN(val.getTime()) ? val.toString() : val.toISOString();
val = '[Date: ' + sDate + ']';
break;
case 'buffer':
var json = val.toJSON();
// Based on the toJSON result
json = json.data && json.type ? json.data : json;
val = '[Buffer: ' + jsonStringify(json, 2, depth + 1) + ']';
break;
default:
val =
val === '[Function]' || val === '[Circular]'
? val
: JSON.stringify(val); // string
}
return val;
}
for (var i in object) {
if (!Object.prototype.hasOwnProperty.call(object, i)) {
continue; // not my business
}
--length;
str +=
'\n ' +
repeat(' ', space) +
(Array.isArray(object) ? '' : '"' + i + '": ') + // key
_stringify(object[i]) + // value
(length ? ',' : ''); // comma
}
return (
str +
// [], {}
(str.length !== 1 ? '\n' + repeat(' ', --space) + end : end)
);
}
/**
* Return a new Thing that has the keys in sorted order. Recursive.
*
* If the Thing...
* - has already been seen, return string `'[Circular]'`
* - is `undefined`, return string `'[undefined]'`
* - is `null`, return value `null`
* - is some other primitive, return the value
* - is not a primitive or an `Array`, `Object`, or `Function`, return the value of the Thing's `toString()` method
* - is a non-empty `Array`, `Object`, or `Function`, return the result of calling this function again.
* - is an empty `Array`, `Object`, or `Function`, return the result of calling `emptyRepresentation()`
*
* @private
* @see {@link exports.stringify}
* @param {*} value Thing to inspect. May or may not have properties.
* @param {Array} [stack=[]] Stack of seen values
* @param {string} [typeHint] Type hint
* @return {(Object|Array|Function|string|undefined)}
*/
exports.canonicalize = function canonicalize(value, stack, typeHint) {
var canonicalizedObj;
/* eslint-disable no-unused-vars */
var prop;
/* eslint-enable no-unused-vars */
typeHint = typeHint || canonicalType(value);
function withStack(value, fn) {
stack.push(value);
fn();
stack.pop();
}
stack = stack || [];
if (stack.indexOf(value) !== -1) {
return '[Circular]';
}
switch (typeHint) {
case 'undefined':
case 'buffer':
case 'null':
canonicalizedObj = value;
break;
case 'array':
withStack(value, function () {
canonicalizedObj = value.map(function (item) {
return exports.canonicalize(item, stack);
});
});
break;
case 'function':
/* eslint-disable-next-line no-unused-vars, no-unreachable-loop */
for (prop in value) {
canonicalizedObj = {};
break;
}
/* eslint-enable guard-for-in */
if (!canonicalizedObj) {
canonicalizedObj = emptyRepresentation(value, typeHint);
break;
}
/* falls through */
case 'null-prototype':
case 'object':
canonicalizedObj = canonicalizedObj || {};
if (typeHint === 'null-prototype' && Symbol.toStringTag in value) {
canonicalizedObj['[Symbol.toStringTag]'] = value[Symbol.toStringTag];
}
withStack(value, function () {
Object.keys(value)
.sort()
.forEach(function (key) {
canonicalizedObj[key] = exports.canonicalize(value[key], stack);
});
});
break;
case 'date':
case 'number':
case 'regexp':
case 'boolean':
case 'symbol':
canonicalizedObj = value;
break;
default:
canonicalizedObj = value + '';
}
return canonicalizedObj;
};
/**
* @summary
* This Filter based on `mocha-clean` module.(see: `github.com/rstacruz/mocha-clean`)
* @description
* When invoking this function you get a filter function that get the Error.stack as an input,
* and return a prettify output.
* (i.e: strip Mocha and internal node functions from stack trace).
* @returns {Function}
*/
exports.stackTraceFilter = function () {
// TODO: Replace with `process.browser`
var is = typeof document === 'undefined' ? {node: true} : {browser: true};
var slash = path.sep;
var cwd;
if (is.node) {
cwd = exports.cwd() + slash;
} else {
cwd = (
typeof location === 'undefined' ? window.location : location
).href.replace(/\/[^/]*$/, '/');
slash = '/';
}
function isMochaInternal(line) {
return (
~line.indexOf('node_modules' + slash + 'mocha' + slash) ||
~line.indexOf(slash + 'mocha.js') ||
~line.indexOf(slash + 'mocha.min.js')
);
}
function isNodeInternal(line) {
return (
~line.indexOf('(timers.js:') ||
~line.indexOf('(events.js:') ||
~line.indexOf('(node.js:') ||
~line.indexOf('(module.js:') ||
~line.indexOf('GeneratorFunctionPrototype.next (native)') ||
false
);
}
return function (stack) {
stack = stack.split('\n');
stack = stack.reduce(function (list, line) {
if (isMochaInternal(line)) {
return list;
}
if (is.node && isNodeInternal(line)) {
return list;
}
// Clean up cwd(absolute)
if (/:\d+:\d+\)?$/.test(line)) {
line = line.replace('(' + cwd, '(');
}
list.push(line);
return list;
}, []);
return stack.join('\n');
};
};
/**
* Crude, but effective.
* @public
* @param {*} value
* @returns {boolean} Whether or not `value` is a Promise
*/
exports.isPromise = function isPromise(value) {
return (
typeof value === 'object' &&
value !== null &&
typeof value.then === 'function'
);
};
/**
* Clamps a numeric value to an inclusive range.
*
* @param {number} value - Value to be clamped.
* @param {number[]} range - Two element array specifying [min, max] range.
* @returns {number} clamped value
*/
exports.clamp = function clamp(value, range) {
return Math.min(Math.max(value, range[0]), range[1]);
};
/**
* It's a noop.
* @public
*/
exports.noop = function () {};
/**
* Creates a map-like object.
*
* @description
* A "map" is an object with no prototype, for our purposes. In some cases
* this would be more appropriate than a `Map`, especially if your environment
* doesn't support it. Recommended for use in Mocha's public APIs.
*
* @public
* @see {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map#Custom_and_Null_objects|MDN:Map}
* @see {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/create#Custom_and_Null_objects|MDN:Object.create - Custom objects}
* @see {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign#Custom_and_Null_objects|MDN:Object.assign}
* @param {...*} [obj] - Arguments to `Object.assign()`.
* @returns {Object} An object with no prototype, having `...obj` properties
*/
exports.createMap = function () {
return Object.assign.apply(
null,
[Object.create(null)].concat(Array.prototype.slice.call(arguments))
);
};
/**
* Creates a read-only map-like object.
*
* @description
* This differs from {@link module:utils.createMap createMap} only in that
* the argument must be non-empty, because the result is frozen.
*
* @see {@link module:utils.createMap createMap}
* @param {...*} [obj] - Arguments to `Object.assign()`.
* @returns {Object} A frozen object with no prototype, having `...obj` properties
* @throws {TypeError} if argument is not a non-empty object.
*/
exports.defineConstants = function (obj) {
if (canonicalType(obj) !== 'object' || !Object.keys(obj).length) {
throw new TypeError('Invalid argument; expected a non-empty object');
}
return Object.freeze(exports.createMap(obj));
};
/**
* Returns current working directory
*
* Wrapper around `process.cwd()` for isolation
* @private
*/
exports.cwd = function cwd() {
return process.cwd();
};
/**
* Returns `true` if Mocha is running in a browser.
* Checks for `process.browser`.
* @returns {boolean}
* @private
*/
exports.isBrowser = function isBrowser() {
return Boolean(browser$2);
};
/*
* Casts `value` to an array; useful for optionally accepting array parameters
*
* It follows these rules, depending on `value`. If `value` is...
* 1. `undefined`: return an empty Array
* 2. `null`: return an array with a single `null` element
* 3. Any other object: return the value of `Array.from()` _if_ the object is iterable
* 4. otherwise: return an array with a single element, `value`
* @param {*} value - Something to cast to an Array
* @returns {Array<*>}
*/
exports.castArray = function castArray(value) {
if (value === undefined) {
return [];
}
if (value === null) {
return [null];
}
if (
typeof value === 'object' &&
(typeof value[Symbol.iterator] === 'function' || value.length !== undefined)
) {
return Array.from(value);
}
return [value];
};
exports.constants = exports.defineConstants({
MOCHA_ID_PROP_NAME
});
const uniqueIDBase =
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_';
/**
* Creates a new unique identifier
* Does not create cryptographically safe ids.
* Trivial copy of nanoid/non-secure
* @returns {string} Unique identifier
*/
exports.uniqueID = () => {
let id = '';
for (let i = 0; i < 21; i++) {
id += uniqueIDBase[(Math.random() * 64) | 0];
}
return id;
};
exports.assignNewMochaID = obj => {
const id = exports.uniqueID();
Object.defineProperty(obj, MOCHA_ID_PROP_NAME, {
get() {
return id;
}
});
return obj;
};
/**
* Retrieves a Mocha ID from an object, if present.
* @param {*} [obj] - Object
* @returns {string|void}
*/
exports.getMochaID = obj =>
obj && typeof obj === 'object' ? obj[MOCHA_ID_PROP_NAME] : undefined;
/**
* Replaces any detected circular dependency with the string '[Circular]'
* Mutates original object
* @param inputObj {*}
* @returns {*}
*/
exports.breakCircularDeps = inputObj => {
const seen = new Set();
function _breakCircularDeps(obj) {
if (obj && typeof obj !== 'object') {
return obj;
}
if (seen.has(obj)) {
return '[Circular]';
}
seen.add(obj);
for (const k in obj) {
const descriptor = Object.getOwnPropertyDescriptor(obj, k);
if (descriptor && descriptor.writable) {
obj[k] = _breakCircularDeps(obj[k]);
}
}
// deleting means only a seen object that is its own child will be detected
seen.delete(obj);
return obj;
}
return _breakCircularDeps(inputObj);
};
/**
* Checks if provided input can be parsed as a JavaScript Number.
*/
exports.isNumeric = input => {
return !isNaN(parseFloat(input));
};
}(utils$3));
var _nodeResolve_empty = {};
var _nodeResolve_empty$1 = /*#__PURE__*/Object.freeze({
__proto__: null,
'default': _nodeResolve_empty
});
var require$$18 = /*@__PURE__*/getAugmentedNamespace(_nodeResolve_empty$1);
var browser$1 = {
info: 'ℹ️',
success: '✅',
warning: '⚠️',
error: '❌️'
};
var require$$0 = /*@__PURE__*/getAugmentedNamespace(_polyfillNode_events);
/**
@module Pending
*/
var pending = Pending$2;
/**
* Initialize a new `Pending` error with the given message.
*
* @param {string} message
*/
function Pending$2(message) {
this.message = message;
}
var browser = {exports: {}};
/**
* Helpers.
*/
var s = 1000;
var m = s * 60;
var h = m * 60;
var d = h * 24;
var w = d * 7;
var y = d * 365.25;
/**
* Parse or format the given `val`.
*
* Options:
*
* - `long` verbose formatting [false]
*
* @param {String|Number} val
* @param {Object} [options]
* @throws {Error} throw an error if val is not a non-empty string or a number
* @return {String|Number}
* @api public
*/
var ms = function(val, options) {
options = options || {};
var type = typeof val;
if (type === 'string' && val.length > 0) {
return parse(val);
} else if (type === 'number' && isFinite(val)) {
return options.long ? fmtLong(val) : fmtShort(val);
}
throw new Error(
'val is not a non-empty string or a valid number. val=' +
JSON.stringify(val)
);
};
/**
* Parse the given `str` and return milliseconds.
*
* @param {String} str
* @return {Number}
* @api private
*/
function parse(str) {
str = String(str);
if (str.length > 100) {
return;
}
var match = /^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
str
);
if (!match) {
return;
}
var n = parseFloat(match[1]);
var type = (match[2] || 'ms').toLowerCase();
switch (type) {
case 'years':
case 'year':
case 'yrs':
case 'yr':
case 'y':
return n * y;
case 'weeks':
case 'week':
case 'w':
return n * w;
case 'days':
case 'day':
case 'd':
return n * d;
case 'hours':
case 'hour':
case 'hrs':
case 'hr':
case 'h':
return n * h;
case 'minutes':
case 'minute':
case 'mins':
case 'min':
case 'm':
return n * m;
case 'seconds':
case 'second':
case 'secs':
case 'sec':
case 's':
return n * s;
case 'milliseconds':
case 'millisecond':
case 'msecs':
case 'msec':
case 'ms':
return n;
default:
return undefined;
}
}
/**
* Short format for `ms`.
*
* @param {Number} ms
* @return {String}
* @api private
*/
function fmtShort(ms) {
var msAbs = Math.abs(ms);
if (msAbs >= d) {
return Math.round(ms / d) + 'd';
}
if (msAbs >= h) {
return Math.round(ms / h) + 'h';
}
if (msAbs >= m) {
return Math.round(ms / m) + 'm';
}
if (msAbs >= s) {
return Math.round(ms / s) + 's';
}
return ms + 'ms';
}
/**
* Long format for `ms`.
*
* @param {Number} ms
* @return {String}
* @api private
*/
function fmtLong(ms) {
var msAbs = Math.abs(ms);
if (msAbs >= d) {
return plural(ms, msAbs, d, 'day');
}
if (msAbs >= h) {
return plural(ms, msAbs, h, 'hour');
}
if (msAbs >= m) {
return plural(ms, msAbs, m, 'minute');
}
if (msAbs >= s) {
return plural(ms, msAbs, s, 'second');
}
return ms + ' ms';
}
/**
* Pluralization helper.
*/
function plural(ms, msAbs, n, name) {
var isPlural = msAbs >= n * 1.5;
return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
}
/**
* This is the common logic for both the Node.js and web browser
* implementations of `debug()`.
*/
function setup(env) {
createDebug.debug = createDebug;
createDebug.default = createDebug;
createDebug.coerce = coerce;
createDebug.disable = disable;
createDebug.enable = enable;
createDebug.enabled = enabled;
createDebug.humanize = ms;
createDebug.destroy = destroy;
Object.keys(env).forEach(key => {
createDebug[key] = env[key];
});
/**
* The currently active debug mode names, and names to skip.
*/
createDebug.names = [];
createDebug.skips = [];
/**
* Map of special "%n" handling functions, for the debug "format" argument.
*
* Valid key names are a single, lower or upper-case letter, i.e. "n" and "N".
*/
createDebug.formatters = {};
/**
* Selects a color for a debug namespace
* @param {String} namespace The namespace string for the debug instance to be colored
* @return {Number|String} An ANSI color code for the given namespace
* @api private
*/
function selectColor(namespace) {
let hash = 0;
for (let i = 0; i < namespace.length; i++) {
hash = ((hash << 5) - hash) + namespace.charCodeAt(i);
hash |= 0; // Convert to 32bit integer
}
return createDebug.colors[Math.abs(hash) % createDebug.colors.length];
}
createDebug.selectColor = selectColor;
/**
* Create a debugger with the given `namespace`.
*
* @param {String} namespace
* @return {Function}
* @api public
*/
function createDebug(namespace) {
let prevTime;
let enableOverride = null;
let namespacesCache;
let enabledCache;
function debug(...args) {
// Disabled?
if (!debug.enabled) {
return;
}
const self = debug;
// Set `diff` timestamp
const curr = Number(new Date());
const ms = curr - (prevTime || curr);
self.diff = ms;
self.prev = prevTime;
self.curr = curr;
prevTime = curr;
args[0] = createDebug.coerce(args[0]);
if (typeof args[0] !== 'string') {
// Anything else let's inspect with %O
args.unshift('%O');
}
// Apply any `formatters` transformations
let index = 0;
args[0] = args[0].replace(/%([a-zA-Z%])/g, (match, format) => {
// If we encounter an escaped % then don't increase the array index
if (match === '%%') {
return '%';
}
index++;
const formatter = createDebug.formatters[format];
if (typeof formatter === 'function') {
const val = args[index];
match = formatter.call(self, val);
// Now we need to remove `args[index]` since it's inlined in the `format`
args.splice(index, 1);
index--;
}
return match;
});
// Apply env-specific formatting (colors, etc.)
createDebug.formatArgs.call(self, args);
const logFn = self.log || createDebug.log;
logFn.apply(self, args);
}
debug.namespace = namespace;
debug.useColors = createDebug.useColors();
debug.color = createDebug.selectColor(namespace);
debug.extend = extend;
debug.destroy = createDebug.destroy; // XXX Temporary. Will be removed in the next major release.
Object.defineProperty(debug, 'enabled', {
enumerable: true,
configurable: false,
get: () => {
if (enableOverride !== null) {
return enableOverride;
}
if (namespacesCache !== createDebug.namespaces) {
namespacesCache = createDebug.namespaces;
enabledCache = createDebug.enabled(namespace);
}
return enabledCache;
},
set: v => {
enableOverride = v;
}
});
// Env-specific initialization logic for debug instances
if (typeof createDebug.init === 'function') {
createDebug.init(debug);
}
return debug;
}
function extend(namespace, delimiter) {
const newDebug = createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);
newDebug.log = this.log;
return newDebug;
}
/**
* Enables a debug mode by namespaces. This can include modes
* separated by a colon and wildcards.
*
* @param {String} namespaces
* @api public
*/
function enable(namespaces) {
createDebug.save(namespaces);
createDebug.namespaces = namespaces;
createDebug.names = [];
createDebug.skips = [];
let i;
const split = (typeof namespaces === 'string' ? namespaces : '').split(/[\s,]+/);
const len = split.length;
for (i = 0; i < len; i++) {
if (!split[i]) {
// ignore empty strings
continue;
}
namespaces = split[i].replace(/\*/g, '.*?');
if (namespaces[0] === '-') {
createDebug.skips.push(new RegExp('^' + namespaces.slice(1) + '$'));
} else {
createDebug.names.push(new RegExp('^' + namespaces + '$'));
}
}
}
/**
* Disable debug output.
*
* @return {String} namespaces
* @api public
*/
function disable() {
const namespaces = [
...createDebug.names.map(toNamespace),
...createDebug.skips.map(toNamespace).map(namespace => '-' + namespace)
].join(',');
createDebug.enable('');
return namespaces;
}
/**
* Returns true if the given mode name is enabled, false otherwise.
*
* @param {String} name
* @return {Boolean}
* @api public
*/
function enabled(name) {
if (name[name.length - 1] === '*') {
return true;
}
let i;
let len;
for (i = 0, len = createDebug.skips.length; i < len; i++) {
if (createDebug.skips[i].test(name)) {
return false;
}
}
for (i = 0, len = createDebug.names.length; i < len; i++) {
if (createDebug.names[i].test(name)) {
return true;
}
}
return false;
}
/**
* Convert regexp to namespace
*
* @param {RegExp} regxep
* @return {String} namespace
* @api private
*/
function toNamespace(regexp) {
return regexp.toString()
.substring(2, regexp.toString().length - 2)
.replace(/\.\*\?$/, '*');
}
/**
* Coerce `val`.
*
* @param {Mixed} val
* @return {Mixed}
* @api private
*/
function coerce(val) {
if (val instanceof Error) {
return val.stack || val.message;
}
return val;
}
/**
* XXX DO NOT USE. This is a temporary stub function.
* XXX It WILL be removed in the next major release.
*/
function destroy() {
console.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');
}
createDebug.enable(createDebug.load());
return createDebug;
}
var common$1 = setup;
(function (module, exports) {
/**
* This is the web browser implementation of `debug()`.
*/
exports.formatArgs = formatArgs;
exports.save = save;
exports.load = load;
exports.useColors = useColors;
exports.storage = localstorage();
exports.destroy = (() => {
let warned = false;
return () => {
if (!warned) {
warned = true;
console.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');
}
};
})();
/**
* Colors.
*/
exports.colors = [
'#0000CC',
'#0000FF',
'#0033CC',
'#0033FF',
'#0066CC',
'#0066FF',
'#0099CC',
'#0099FF',
'#00CC00',
'#00CC33',
'#00CC66',
'#00CC99',
'#00CCCC',
'#00CCFF',
'#3300CC',
'#3300FF',
'#3333CC',
'#3333FF',
'#3366CC',
'#3366FF',
'#3399CC',
'#3399FF',
'#33CC00',
'#33CC33',
'#33CC66',
'#33CC99',
'#33CCCC',
'#33CCFF',
'#6600CC',
'#6600FF',
'#6633CC',
'#6633FF',
'#66CC00',
'#66CC33',
'#9900CC',
'#9900FF',
'#9933CC',
'#9933FF',
'#99CC00',
'#99CC33',
'#CC0000',
'#CC0033',
'#CC0066',
'#CC0099',
'#CC00CC',
'#CC00FF',
'#CC3300',
'#CC3333',
'#CC3366',
'#CC3399',
'#CC33CC',
'#CC33FF',
'#CC6600',
'#CC6633',
'#CC9900',
'#CC9933',
'#CCCC00',
'#CCCC33',
'#FF0000',
'#FF0033',
'#FF0066',
'#FF0099',
'#FF00CC',
'#FF00FF',
'#FF3300',
'#FF3333',
'#FF3366',
'#FF3399',
'#FF33CC',
'#FF33FF',
'#FF6600',
'#FF6633',
'#FF9900',
'#FF9933',
'#FFCC00',
'#FFCC33'
];
/**
* Currently only WebKit-based Web Inspectors, Firefox >= v31,
* and the Firebug extension (any Firefox version) are known
* to support "%c" CSS customizations.
*
* TODO: add a `localStorage` variable to explicitly enable/disable colors
*/
// eslint-disable-next-line complexity
function useColors() {
// NB: In an Electron preload script, document will be defined but not fully
// initialized. Since we know we're in Chrome, we'll just detect this case
// explicitly
if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
return true;
}
// Internet Explorer and Edge do not support colors.
if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
return false;
}
// Is webkit? http://stackoverflow.com/a/16459606/376773
// document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
return (typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance) ||
// Is firebug? http://stackoverflow.com/a/398120/376773
(typeof window !== 'undefined' && window.console && (window.console.firebug || (window.console.exception && window.console.table))) ||
// Is firefox >= v31?
// https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
(typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31) ||
// Double check webkit in userAgent just in case we are in a worker
(typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/));
}
/**
* Colorize log arguments if enabled.
*
* @api public
*/
function formatArgs(args) {
args[0] = (this.useColors ? '%c' : '') +
this.namespace +
(this.useColors ? ' %c' : ' ') +
args[0] +
(this.useColors ? '%c ' : ' ') +
'+' + module.exports.humanize(this.diff);
if (!this.useColors) {
return;
}
const c = 'color: ' + this.color;
args.splice(1, 0, c, 'color: inherit');
// The final "%c" is somewhat tricky, because there could be other
// arguments passed either before or after the %c, so we need to
// figure out the correct index to insert the CSS into
let index = 0;
let lastC = 0;
args[0].replace(/%[a-zA-Z%]/g, match => {
if (match === '%%') {
return;
}
index++;
if (match === '%c') {
// We only are interested in the *last* %c
// (the user may have provided their own)
lastC = index;
}
});
args.splice(lastC, 0, c);
}
/**
* Invokes `console.debug()` when available.
* No-op when `console.debug` is not a "function".
* If `console.debug` is not available, falls back
* to `console.log`.
*
* @api public
*/
exports.log = console.debug || console.log || (() => {});
/**
* Save `namespaces`.
*
* @param {String} namespaces
* @api private
*/
function save(namespaces) {
try {
if (namespaces) {
exports.storage.setItem('debug', namespaces);
} else {
exports.storage.removeItem('debug');
}
} catch (error) {
// Swallow
// XXX (@Qix-) should we be logging these?
}
}
/**
* Load `namespaces`.
*
* @return {String} returns the previously persisted debug modes
* @api private
*/
function load() {
let r;
try {
r = exports.storage.getItem('debug');
} catch (error) {
// Swallow
// XXX (@Qix-) should we be logging these?
}
// If debug isn't set in LS, and we're in Electron, try to load $DEBUG
if (!r && typeof process !== 'undefined' && 'env' in process) {
r = process.env.DEBUG;
}
return r;
}
/**
* Localstorage attempts to return the localstorage.
*
* This is necessary because safari throws
* when a user disables cookies/localstorage
* and you attempt to access it.
*
* @return {LocalStorage}
* @api private
*/
function localstorage() {
try {
// TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
// The Browser also has localStorage in the global context.
return localStorage;
} catch (error) {
// Swallow
// XXX (@Qix-) should we be logging these?
}
}
module.exports = common$1(exports);
const {formatters} = module.exports;
/**
* Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
*/
formatters.j = function (v) {
try {
return JSON.stringify(v);
} catch (error) {
return '[UnexpectedJSONParseError]: ' + error.message;
}
};
}(browser, browser.exports));
/**
* When Mocha throws exceptions (or rejects `Promise`s), it attempts to assign a `code` property to the `Error` object, for easier handling. These are the potential values of `code`.
* @public
* @namespace
* @memberof module:lib/errors
*/
var constants$5 = {
/**
* An unrecoverable error.
* @constant
* @default
*/
FATAL: 'ERR_MOCHA_FATAL',
/**
* The type of an argument to a function call is invalid
* @constant
* @default
*/
INVALID_ARG_TYPE: 'ERR_MOCHA_INVALID_ARG_TYPE',
/**
* The value of an argument to a function call is invalid
* @constant
* @default
*/
INVALID_ARG_VALUE: 'ERR_MOCHA_INVALID_ARG_VALUE',
/**
* Something was thrown, but it wasn't an `Error`
* @constant
* @default
*/
INVALID_EXCEPTION: 'ERR_MOCHA_INVALID_EXCEPTION',
/**
* An interface (e.g., `Mocha.interfaces`) is unknown or invalid
* @constant
* @default
*/
INVALID_INTERFACE: 'ERR_MOCHA_INVALID_INTERFACE',
/**
* A reporter (.e.g, `Mocha.reporters`) is unknown or invalid
* @constant
* @default
*/
INVALID_REPORTER: 'ERR_MOCHA_INVALID_REPORTER',
/**
* `done()` was called twice in a `Test` or `Hook` callback
* @constant
* @default
*/
MULTIPLE_DONE: 'ERR_MOCHA_MULTIPLE_DONE',
/**
* No files matched the pattern provided by the user
* @constant
* @default
*/
NO_FILES_MATCH_PATTERN: 'ERR_MOCHA_NO_FILES_MATCH_PATTERN',
/**
* Known, but unsupported behavior of some kind
* @constant
* @default
*/
UNSUPPORTED: 'ERR_MOCHA_UNSUPPORTED',
/**
* Invalid state transition occurring in `Mocha` instance
* @constant
* @default
*/
INSTANCE_ALREADY_RUNNING: 'ERR_MOCHA_INSTANCE_ALREADY_RUNNING',
/**
* Invalid state transition occurring in `Mocha` instance
* @constant
* @default
*/
INSTANCE_ALREADY_DISPOSED: 'ERR_MOCHA_INSTANCE_ALREADY_DISPOSED',
/**
* Use of `only()` w/ `--forbid-only` results in this error.
* @constant
* @default
*/
FORBIDDEN_EXCLUSIVITY: 'ERR_MOCHA_FORBIDDEN_EXCLUSIVITY',
/**
* To be thrown when a user-defined plugin implementation (e.g., `mochaHooks`) is invalid
* @constant
* @default
*/
INVALID_PLUGIN_IMPLEMENTATION: 'ERR_MOCHA_INVALID_PLUGIN_IMPLEMENTATION',
/**
* To be thrown when a builtin or third-party plugin definition (the _definition_ of `mochaHooks`) is invalid
* @constant
* @default
*/
INVALID_PLUGIN_DEFINITION: 'ERR_MOCHA_INVALID_PLUGIN_DEFINITION',
/**
* When a runnable exceeds its allowed run time.
* @constant
* @default
*/
TIMEOUT: 'ERR_MOCHA_TIMEOUT',
/**
* Input file is not able to be parsed
* @constant
* @default
*/
UNPARSABLE_FILE: 'ERR_MOCHA_UNPARSABLE_FILE'
};
var errorConstants$1 = { constants: constants$5 };
/**
* @typedef {import('./mocha.js')} Mocha
* @typedef {import('./runnable.js')} Runnable
* @typedef {import('./types.d.ts').MochaTimeoutError} MochaTimeoutError
* @typedef {import('./types.d.ts').PluginDefinition} PluginDefinition
*/
const {format} = require$$0$1;
const { constants: constants$4 } = errorConstants$1;
/**
* Contains error codes, factory functions to create throwable error objects,
* and warning/deprecation functions.
* @module
*/
/**
* process.emitWarning or a polyfill
* @see https://nodejs.org/api/process.html#process_process_emitwarning_warning_options
* @ignore
*/
const emitWarning = (msg, type) => {
if (process.emitWarning) {
process.emitWarning(msg, type);
} else {
/* istanbul ignore next */
nextTick$1(function () {
console.warn(type + ': ' + msg);
});
}
};
/**
* Show a deprecation warning. Each distinct message is only displayed once.
* Ignores empty messages.
*
* @param {string} [msg] - Warning to print
* @private
*/
const deprecate = msg => {
msg = String(msg);
if (msg && !deprecate.cache[msg]) {
deprecate.cache[msg] = true;
emitWarning(msg, 'DeprecationWarning');
}
};
deprecate.cache = {};
/**
* Show a generic warning.
* Ignores empty messages.
*
* @param {string} [msg] - Warning to print
* @private
*/
const warn = msg => {
if (msg) {
emitWarning(msg);
}
};
/**
* A set containing all string values of all Mocha error constants, for use by {@link isMochaError}.
* @private
*/
const MOCHA_ERRORS = new Set(Object.values(constants$4));
/**
* Creates an error object to be thrown when no files to be tested could be found using specified pattern.
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @param {string} pattern - User-specified argument value.
* @returns {Error} instance detailing the error condition
*/
function createNoFilesMatchPatternError(message, pattern) {
var err = new Error(message);
err.code = constants$4.NO_FILES_MATCH_PATTERN;
err.pattern = pattern;
return err;
}
/**
* Creates an error object to be thrown when the reporter specified in the options was not found.
*
* @public
* @param {string} message - Error message to be displayed.
* @param {string} reporter - User-specified reporter value.
* @returns {Error} instance detailing the error condition
*/
function createInvalidReporterError(message, reporter) {
var err = new TypeError(message);
err.code = constants$4.INVALID_REPORTER;
err.reporter = reporter;
return err;
}
/**
* Creates an error object to be thrown when the interface specified in the options was not found.
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @param {string} ui - User-specified interface value.
* @returns {Error} instance detailing the error condition
*/
function createInvalidInterfaceError(message, ui) {
var err = new Error(message);
err.code = constants$4.INVALID_INTERFACE;
err.interface = ui;
return err;
}
/**
* Creates an error object to be thrown when a behavior, option, or parameter is unsupported.
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @returns {Error} instance detailing the error condition
*/
function createUnsupportedError$2(message) {
var err = new Error(message);
err.code = constants$4.UNSUPPORTED;
return err;
}
/**
* Creates an error object to be thrown when an argument is missing.
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @param {string} argument - Argument name.
* @param {string} expected - Expected argument datatype.
* @returns {Error} instance detailing the error condition
*/
function createMissingArgumentError$1(message, argument, expected) {
return createInvalidArgumentTypeError$1(message, argument, expected);
}
/**
* Creates an error object to be thrown when an argument did not use the supported type
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @param {string} argument - Argument name.
* @param {string} expected - Expected argument datatype.
* @returns {Error} instance detailing the error condition
*/
function createInvalidArgumentTypeError$1(message, argument, expected) {
var err = new TypeError(message);
err.code = constants$4.INVALID_ARG_TYPE;
err.argument = argument;
err.expected = expected;
err.actual = typeof argument;
return err;
}
/**
* Creates an error object to be thrown when an argument did not use the supported value
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @param {string} argument - Argument name.
* @param {string} value - Argument value.
* @param {string} [reason] - Why value is invalid.
* @returns {Error} instance detailing the error condition
*/
function createInvalidArgumentValueError(message, argument, value, reason) {
var err = new TypeError(message);
err.code = constants$4.INVALID_ARG_VALUE;
err.argument = argument;
err.value = value;
err.reason = typeof reason !== 'undefined' ? reason : 'is invalid';
return err;
}
/**
* Creates an error object to be thrown when an exception was caught, but the `Error` is falsy or undefined.
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @returns {Error} instance detailing the error condition
*/
function createInvalidExceptionError$2(message, value) {
var err = new Error(message);
err.code = constants$4.INVALID_EXCEPTION;
err.valueType = typeof value;
err.value = value;
return err;
}
/**
* Creates an error object to be thrown when an unrecoverable error occurs.
*
* @public
* @static
* @param {string} message - Error message to be displayed.
* @returns {Error} instance detailing the error condition
*/
function createFatalError$1(message, value) {
var err = new Error(message);
err.code = constants$4.FATAL;
err.valueType = typeof value;
err.value = value;
return err;
}
/**
* Dynamically creates a plugin-type-specific error based on plugin type
* @param {string} message - Error message
* @param {"reporter"|"ui"} pluginType - Plugin type. Future: expand as needed
* @param {string} [pluginId] - Name/path of plugin, if any
* @throws When `pluginType` is not known
* @public
* @static
* @returns {Error}
*/
function createInvalidLegacyPluginError(message, pluginType, pluginId) {
switch (pluginType) {
case 'reporter':
return createInvalidReporterError(message, pluginId);
case 'ui':
return createInvalidInterfaceError(message, pluginId);
default:
throw new Error('unknown pluginType "' + pluginType + '"');
}
}
/**
* **DEPRECATED**. Use {@link createInvalidLegacyPluginError} instead Dynamically creates a plugin-type-specific error based on plugin type
* @deprecated
* @param {string} message - Error message
* @param {"reporter"|"interface"} pluginType - Plugin type. Future: expand as needed
* @param {string} [pluginId] - Name/path of plugin, if any
* @throws When `pluginType` is not known
* @public
* @static
* @returns {Error}
*/
function createInvalidPluginError(...args) {
deprecate('Use createInvalidLegacyPluginError() instead');
return createInvalidLegacyPluginError(...args);
}
/**
* Creates an error object to be thrown when a mocha object's `run` method is executed while it is already disposed.
* @param {string} message The error message to be displayed.
* @param {boolean} cleanReferencesAfterRun the value of `cleanReferencesAfterRun`
* @param {Mocha} instance the mocha instance that throw this error
* @static
*/
function createMochaInstanceAlreadyDisposedError(
message,
cleanReferencesAfterRun,
instance
) {
var err = new Error(message);
err.code = constants$4.INSTANCE_ALREADY_DISPOSED;
err.cleanReferencesAfterRun = cleanReferencesAfterRun;
err.instance = instance;
return err;
}
/**
* Creates an error object to be thrown when a mocha object's `run` method is called while a test run is in progress.
* @param {string} message The error message to be displayed.
* @static
* @public
*/
function createMochaInstanceAlreadyRunningError(message, instance) {
var err = new Error(message);
err.code = constants$4.INSTANCE_ALREADY_RUNNING;
err.instance = instance;
return err;
}
/**
* Creates an error object to be thrown when done() is called multiple times in a test
*
* @public
* @param {Runnable} runnable - Original runnable
* @param {Error} [originalErr] - Original error, if any
* @returns {Error} instance detailing the error condition
* @static
*/
function createMultipleDoneError$1(runnable, originalErr) {
var title;
try {
title = format('<%s>', runnable.fullTitle());
if (runnable.parent.root) {
title += ' (of root suite)';
}
} catch (ignored) {
title = format('<%s> (of unknown suite)', runnable.title);
}
var message = format(
'done() called multiple times in %s %s',
runnable.type ? runnable.type : 'unknown runnable',
title
);
if (runnable.file) {
message += format(' of file %s', runnable.file);
}
if (originalErr) {
message += format('; in addition, done() received error: %s', originalErr);
}
var err = new Error(message);
err.code = constants$4.MULTIPLE_DONE;
err.valueType = typeof originalErr;
err.value = originalErr;
return err;
}
/**
* Creates an error object to be thrown when `.only()` is used with
* `--forbid-only`.
* @static
* @public
* @param {Mocha} mocha - Mocha instance
* @returns {Error} Error with code {@link constants.FORBIDDEN_EXCLUSIVITY}
*/
function createForbiddenExclusivityError$1(mocha) {
var err = new Error(
mocha.isWorker
? '`.only` is not supported in parallel mode'
: '`.only` forbidden by --forbid-only'
);
err.code = constants$4.FORBIDDEN_EXCLUSIVITY;
return err;
}
/**
* Creates an error object to be thrown when a plugin definition is invalid
* @static
* @param {string} msg - Error message
* @param {PluginDefinition} [pluginDef] - Problematic plugin definition
* @public
* @returns {Error} Error with code {@link constants.INVALID_PLUGIN_DEFINITION}
*/
function createInvalidPluginDefinitionError(msg, pluginDef) {
const err = new Error(msg);
err.code = constants$4.INVALID_PLUGIN_DEFINITION;
err.pluginDef = pluginDef;
return err;
}
/**
* Creates an error object to be thrown when a plugin implementation (user code) is invalid
* @static
* @param {string} msg - Error message
* @param {Object} [opts] - Plugin definition and user-supplied implementation
* @param {PluginDefinition} [opts.pluginDef] - Plugin Definition
* @param {*} [opts.pluginImpl] - Plugin Implementation (user-supplied)
* @public
* @returns {Error} Error with code {@link constants.INVALID_PLUGIN_DEFINITION}
*/
function createInvalidPluginImplementationError(
msg,
{pluginDef, pluginImpl} = {}
) {
const err = new Error(msg);
err.code = constants$4.INVALID_PLUGIN_IMPLEMENTATION;
err.pluginDef = pluginDef;
err.pluginImpl = pluginImpl;
return err;
}
/**
* Creates an error object to be thrown when a runnable exceeds its allowed run time.
* @static
* @param {string} msg - Error message
* @param {number} [timeout] - Timeout in ms
* @param {string} [file] - File, if given
* @returns {MochaTimeoutError}
*/
function createTimeoutError$1(msg, timeout, file) {
const err = new Error(msg);
err.code = constants$4.TIMEOUT;
err.timeout = timeout;
err.file = file;
return err;
}
/**
* Creates an error object to be thrown when file is unparsable
* @public
* @static
* @param {string} message - Error message to be displayed.
* @returns {Error} Error with code {@link constants.UNPARSABLE_FILE}
*/
function createUnparsableFileError(message) {
var err = new Error(message);
err.code = constants$4.UNPARSABLE_FILE;
return err;
}
/**
* Returns `true` if an error came out of Mocha.
* _Can suffer from false negatives, but not false positives._
* @static
* @public
* @param {*} err - Error, or anything
* @returns {boolean}
*/
const isMochaError$1 = err =>
Boolean(err && typeof err === 'object' && MOCHA_ERRORS.has(err.code));
var errors$2 = {
createFatalError: createFatalError$1,
createForbiddenExclusivityError: createForbiddenExclusivityError$1,
createInvalidArgumentTypeError: createInvalidArgumentTypeError$1,
createInvalidArgumentValueError,
createInvalidExceptionError: createInvalidExceptionError$2,
createInvalidInterfaceError,
createInvalidLegacyPluginError,
createInvalidPluginDefinitionError,
createInvalidPluginError,
createInvalidPluginImplementationError,
createInvalidReporterError,
createMissingArgumentError: createMissingArgumentError$1,
createMochaInstanceAlreadyDisposedError,
createMochaInstanceAlreadyRunningError,
createMultipleDoneError: createMultipleDoneError$1,
createNoFilesMatchPatternError,
createTimeoutError: createTimeoutError$1,
createUnparsableFileError,
createUnsupportedError: createUnsupportedError$2,
deprecate,
isMochaError: isMochaError$1,
warn
};
var EventEmitter$1 = require$$0.EventEmitter;
var Pending$1 = pending;
var debug$1 = browser.exports('mocha:runnable');
var milliseconds = ms$1;
var utils$2 = utils$3;
const {
createInvalidExceptionError: createInvalidExceptionError$1,
createMultipleDoneError,
createTimeoutError
} = errors$2;
/**
* Save timer references to avoid Sinon interfering (see GH-237).
* @private
*/
var Date$3 = commonjsGlobal.Date;
var setTimeout$2 = commonjsGlobal.setTimeout;
var clearTimeout$1 = commonjsGlobal.clearTimeout;
var toString = Object.prototype.toString;
var MAX_TIMEOUT = Math.pow(2, 31) - 1;
var runnable = Runnable$3;
// "Additional properties" doc comment added for hosted docs (mochajs.org/api)
/**
* Initialize a new `Runnable` with the given `title` and callback `fn`.
* Additional properties, like `getFullTitle()` and `slow()`, can be viewed in the `Runnable` source.
*
* @class
* @extends external:EventEmitter
* @public
* @param {String} title
* @param {Function} fn
*/
function Runnable$3(title, fn) {
this.title = title;
this.fn = fn;
this.body = (fn || '').toString();
this.async = fn && fn.length;
this.sync = !this.async;
this._timeout = 2000;
this._slow = 75;
this._retries = -1;
utils$2.assignNewMochaID(this);
Object.defineProperty(this, 'id', {
get() {
return utils$2.getMochaID(this);
}
});
this.reset();
}
/**
* Inherit from `EventEmitter.prototype`.
*/
utils$2.inherits(Runnable$3, EventEmitter$1);
/**
* Resets the state initially or for a next run.
*/
Runnable$3.prototype.reset = function () {
this.timedOut = false;
this._currentRetry = 0;
this.pending = false;
delete this.state;
delete this.err;
};
/**
* Get current timeout value in msecs.
*
* @private
* @returns {number} current timeout threshold value
*/
/**
* @summary
* Set timeout threshold value (msecs).
*
* @description
* A string argument can use shorthand (e.g., "2s") and will be converted.
* The value will be clamped to range [<code>0</code>, <code>2^<sup>31</sup>-1</code>].
* If clamped value matches either range endpoint, timeouts will be disabled.
*
* @private
* @see {@link https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/setTimeout#Maximum_delay_value}
* @param {number|string} ms - Timeout threshold value.
* @returns {Runnable} this
* @chainable
*/
Runnable$3.prototype.timeout = function (ms) {
if (!arguments.length) {
return this._timeout;
}
if (typeof ms === 'string') {
ms = milliseconds(ms);
}
// Clamp to range
var range = [0, MAX_TIMEOUT];
ms = utils$2.clamp(ms, range);
// see #1652 for reasoning
if (ms === range[0] || ms === range[1]) {
this._timeout = 0;
} else {
this._timeout = ms;
}
debug$1('timeout %d', this._timeout);
if (this.timer) {
this.resetTimeout();
}
return this;
};
/**
* Set or get slow `ms`.
*
* @private
* @param {number|string} ms
* @return {Runnable|number} ms or Runnable instance.
*/
Runnable$3.prototype.slow = function (ms) {
if (!arguments.length || typeof ms === 'undefined') {
return this._slow;
}
if (typeof ms === 'string') {
ms = milliseconds(ms);
}
debug$1('slow %d', ms);
this._slow = ms;
return this;
};
/**
* Halt and mark as pending.
*
* @memberof Mocha.Runnable
* @public
*/
Runnable$3.prototype.skip = function () {
this.pending = true;
throw new Pending$1('sync skip; aborting execution');
};
/**
* Check if this runnable or its parent suite is marked as pending.
*
* @private
*/
Runnable$3.prototype.isPending = function () {
return this.pending || (this.parent && this.parent.isPending());
};
/**
* Return `true` if this Runnable has failed.
* @return {boolean}
* @private
*/
Runnable$3.prototype.isFailed = function () {
return !this.isPending() && this.state === constants$3.STATE_FAILED;
};
/**
* Return `true` if this Runnable has passed.
* @return {boolean}
* @private
*/
Runnable$3.prototype.isPassed = function () {
return !this.isPending() && this.state === constants$3.STATE_PASSED;
};
/**
* Set or get number of retries.
*
* @private
*/
Runnable$3.prototype.retries = function (n) {
if (!arguments.length) {
return this._retries;
}
this._retries = n;
};
/**
* Set or get current retry
*
* @private
*/
Runnable$3.prototype.currentRetry = function (n) {
if (!arguments.length) {
return this._currentRetry;
}
this._currentRetry = n;
};
/**
* Return the full title generated by recursively concatenating the parent's
* full title.
*
* @memberof Mocha.Runnable
* @public
* @return {string}
*/
Runnable$3.prototype.fullTitle = function () {
return this.titlePath().join(' ');
};
/**
* Return the title path generated by concatenating the parent's title path with the title.
*
* @memberof Mocha.Runnable
* @public
* @return {string[]}
*/
Runnable$3.prototype.titlePath = function () {
return this.parent.titlePath().concat([this.title]);
};
/**
* Clear the timeout.
*
* @private
*/
Runnable$3.prototype.clearTimeout = function () {
clearTimeout$1(this.timer);
};
/**
* Reset the timeout.
*
* @private
*/
Runnable$3.prototype.resetTimeout = function () {
var self = this;
var ms = this.timeout() || MAX_TIMEOUT;
this.clearTimeout();
this.timer = setTimeout$2(function () {
if (self.timeout() === 0) {
return;
}
self.callback(self._timeoutError(ms));
self.timedOut = true;
}, ms);
};
/**
* Set or get a list of whitelisted globals for this test run.
*
* @private
* @param {string[]} globals
*/
Runnable$3.prototype.globals = function (globals) {
if (!arguments.length) {
return this._allowedGlobals;
}
this._allowedGlobals = globals;
};
/**
* Run the test and invoke `fn(err)`.
*
* @param {Function} fn
* @private
*/
Runnable$3.prototype.run = function (fn) {
var self = this;
var start = new Date$3();
var ctx = this.ctx;
var finished;
var errorWasHandled = false;
if (this.isPending()) return fn();
// Sometimes the ctx exists, but it is not runnable
if (ctx && ctx.runnable) {
ctx.runnable(this);
}
// called multiple times
function multiple(err) {
if (errorWasHandled) {
return;
}
errorWasHandled = true;
self.emit('error', createMultipleDoneError(self, err));
}
// finished
function done(err) {
var ms = self.timeout();
if (self.timedOut) {
return;
}
if (finished) {
return multiple(err);
}
self.clearTimeout();
self.duration = new Date$3() - start;
finished = true;
if (!err && self.duration > ms && ms > 0) {
err = self._timeoutError(ms);
}
fn(err);
}
// for .resetTimeout() and Runner#uncaught()
this.callback = done;
if (this.fn && typeof this.fn.call !== 'function') {
done(
new TypeError(
'A runnable must be passed a function as its second argument.'
)
);
return;
}
// explicit async with `done` argument
if (this.async) {
this.resetTimeout();
// allows skip() to be used in an explicit async context
this.skip = function asyncSkip() {
this.pending = true;
done();
// halt execution, the uncaught handler will ignore the failure.
throw new Pending$1('async skip; aborting execution');
};
try {
callFnAsync(this.fn);
} catch (err) {
// handles async runnables which actually run synchronously
errorWasHandled = true;
if (err instanceof Pending$1) {
return; // done() is already called in this.skip()
} else if (this.allowUncaught) {
throw err;
}
done(Runnable$3.toValueOrError(err));
}
return;
}
// sync or promise-returning
try {
callFn(this.fn);
} catch (err) {
errorWasHandled = true;
if (err instanceof Pending$1) {
return done();
} else if (this.allowUncaught) {
throw err;
}
done(Runnable$3.toValueOrError(err));
}
function callFn(fn) {
var result = fn.call(ctx);
if (result && typeof result.then === 'function') {
self.resetTimeout();
result.then(
function () {
done();
// Return null so libraries like bluebird do not warn about
// subsequently constructed Promises.
return null;
},
function (reason) {
done(reason || new Error('Promise rejected with no or falsy reason'));
}
);
} else {
if (self.asyncOnly) {
return done(
new Error(
'--async-only option in use without declaring `done()` or returning a promise'
)
);
}
done();
}
}
function callFnAsync(fn) {
var result = fn.call(ctx, function (err) {
if (err instanceof Error || toString.call(err) === '[object Error]') {
return done(err);
}
if (err) {
if (Object.prototype.toString.call(err) === '[object Object]') {
return done(
new Error('done() invoked with non-Error: ' + JSON.stringify(err))
);
}
return done(new Error('done() invoked with non-Error: ' + err));
}
if (result && utils$2.isPromise(result)) {
return done(
new Error(
'Resolution method is overspecified. Specify a callback *or* return a Promise; not both.'
)
);
}
done();
});
}
};
/**
* Instantiates a "timeout" error
*
* @param {number} ms - Timeout (in milliseconds)
* @returns {Error} a "timeout" error
* @private
*/
Runnable$3.prototype._timeoutError = function (ms) {
let msg = `Timeout of ${ms}ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves.`;
if (this.file) {
msg += ' (' + this.file + ')';
}
return createTimeoutError(msg, ms, this.file);
};
var constants$3 = utils$2.defineConstants(
/**
* {@link Runnable}-related constants.
* @public
* @memberof Runnable
* @readonly
* @static
* @alias constants
* @enum {string}
*/
{
/**
* Value of `state` prop when a `Runnable` has failed
*/
STATE_FAILED: 'failed',
/**
* Value of `state` prop when a `Runnable` has passed
*/
STATE_PASSED: 'passed',
/**
* Value of `state` prop when a `Runnable` has been skipped by user
*/
STATE_PENDING: 'pending'
}
);
/**
* Given `value`, return identity if truthy, otherwise create an "invalid exception" error and return that.
* @param {*} [value] - Value to return, if present
* @returns {*|Error} `value`, otherwise an `Error`
* @private
*/
Runnable$3.toValueOrError = function (value) {
return (
value ||
createInvalidExceptionError$1(
'Runnable failed with falsy or undefined exception. Please throw an Error instead.',
value
)
);
};
Runnable$3.constants = constants$3;
var suite = {exports: {}};
var Runnable$2 = runnable;
const {inherits, constants: constants$2} = utils$3;
const {MOCHA_ID_PROP_NAME: MOCHA_ID_PROP_NAME$1} = constants$2;
/**
* Expose `Hook`.
*/
var hook = Hook;
/**
* Initialize a new `Hook` with the given `title` and callback `fn`
*
* @class
* @extends Runnable
* @param {String} title
* @param {Function} fn
*/
function Hook(title, fn) {
Runnable$2.call(this, title, fn);
this.type = 'hook';
}
/**
* Inherit from `Runnable.prototype`.
*/
inherits(Hook, Runnable$2);
/**
* Resets the state for a next run.
*/
Hook.prototype.reset = function () {
Runnable$2.prototype.reset.call(this);
delete this._error;
};
/**
* Get or set the test `err`.
*
* @memberof Hook
* @public
* @param {Error} err
* @return {Error}
*/
Hook.prototype.error = function (err) {
if (!arguments.length) {
err = this._error;
this._error = null;
return err;
}
this._error = err;
};
/**
* Returns an object suitable for IPC.
* Functions are represented by keys beginning with `$$`.
* @private
* @returns {Object}
*/
Hook.prototype.serialize = function serialize() {
return {
$$currentRetry: this.currentRetry(),
$$fullTitle: this.fullTitle(),
$$isPending: Boolean(this.isPending()),
$$titlePath: this.titlePath(),
ctx:
this.ctx && this.ctx.currentTest
? {
currentTest: {
title: this.ctx.currentTest.title,
[MOCHA_ID_PROP_NAME$1]: this.ctx.currentTest.id
}
}
: {},
duration: this.duration,
file: this.file,
parent: {
$$fullTitle: this.parent.fullTitle(),
[MOCHA_ID_PROP_NAME$1]: this.parent.id
},
state: this.state,
title: this.title,
type: this.type,
[MOCHA_ID_PROP_NAME$1]: this.id
};
};
(function (module, exports) {
/**
* @typedef {import('./test.js')} Test
*/
/**
* Module dependencies.
* @private
*/
const {EventEmitter} = require$$0;
const Hook = hook;
var {
assignNewMochaID,
clamp,
constants: utilsConstants,
defineConstants,
getMochaID,
inherits,
isString
} = utils$3;
const debug = browser.exports('mocha:suite');
const milliseconds = ms$1;
const errors = errors$2;
const {MOCHA_ID_PROP_NAME} = utilsConstants;
/**
* Expose `Suite`.
*/
module.exports = Suite;
/**
* Create a new `Suite` with the given `title` and parent `Suite`.
*
* @public
* @param {Suite} parent - Parent suite (required!)
* @param {string} title - Title
* @return {Suite}
*/
Suite.create = function (parent, title) {
var suite = new Suite(title, parent.ctx);
suite.parent = parent;
title = suite.fullTitle();
parent.addSuite(suite);
return suite;
};
/**
* Constructs a new `Suite` instance with the given `title`, `ctx`, and `isRoot`.
*
* @public
* @class
* @extends EventEmitter
* @see {@link https://nodejs.org/api/events.html#events_class_eventemitter|EventEmitter}
* @param {string} title - Suite title.
* @param {Context} parentContext - Parent context instance.
* @param {boolean} [isRoot=false] - Whether this is the root suite.
*/
function Suite(title, parentContext, isRoot) {
if (!isString(title)) {
throw errors.createInvalidArgumentTypeError(
'Suite argument "title" must be a string. Received type "' +
typeof title +
'"',
'title',
'string'
);
}
this.title = title;
function Context() {}
Context.prototype = parentContext;
this.ctx = new Context();
this.suites = [];
this.tests = [];
this.root = isRoot === true;
this.pending = false;
this._retries = -1;
this._beforeEach = [];
this._beforeAll = [];
this._afterEach = [];
this._afterAll = [];
this._timeout = 2000;
this._slow = 75;
this._bail = false;
this._onlyTests = [];
this._onlySuites = [];
assignNewMochaID(this);
Object.defineProperty(this, 'id', {
get() {
return getMochaID(this);
}
});
this.reset();
}
/**
* Inherit from `EventEmitter.prototype`.
*/
inherits(Suite, EventEmitter);
/**
* Resets the state initially or for a next run.
*/
Suite.prototype.reset = function () {
this.delayed = false;
function doReset(thingToReset) {
thingToReset.reset();
}
this.suites.forEach(doReset);
this.tests.forEach(doReset);
this._beforeEach.forEach(doReset);
this._afterEach.forEach(doReset);
this._beforeAll.forEach(doReset);
this._afterAll.forEach(doReset);
};
/**
* Return a clone of this `Suite`.
*
* @private
* @return {Suite}
*/
Suite.prototype.clone = function () {
var suite = new Suite(this.title);
debug('clone');
suite.ctx = this.ctx;
suite.root = this.root;
suite.timeout(this.timeout());
suite.retries(this.retries());
suite.slow(this.slow());
suite.bail(this.bail());
return suite;
};
/**
* Set or get timeout `ms` or short-hand such as "2s".
*
* @private
* @todo Do not attempt to set value if `ms` is undefined
* @param {number|string} ms
* @return {Suite|number} for chaining
*/
Suite.prototype.timeout = function (ms) {
if (!arguments.length) {
return this._timeout;
}
if (typeof ms === 'string') {
ms = milliseconds(ms);
}
// Clamp to range
var INT_MAX = Math.pow(2, 31) - 1;
var range = [0, INT_MAX];
ms = clamp(ms, range);
debug('timeout %d', ms);
this._timeout = parseInt(ms, 10);
return this;
};
/**
* Set or get number of times to retry a failed test.
*
* @private
* @param {number|string} n
* @return {Suite|number} for chaining
*/
Suite.prototype.retries = function (n) {
if (!arguments.length) {
return this._retries;
}
debug('retries %d', n);
this._retries = parseInt(n, 10) || 0;
return this;
};
/**
* Set or get slow `ms` or short-hand such as "2s".
*
* @private
* @param {number|string} ms
* @return {Suite|number} for chaining
*/
Suite.prototype.slow = function (ms) {
if (!arguments.length) {
return this._slow;
}
if (typeof ms === 'string') {
ms = milliseconds(ms);
}
debug('slow %d', ms);
this._slow = ms;
return this;
};
/**
* Set or get whether to bail after first error.
*
* @private
* @param {boolean} bail
* @return {Suite|number} for chaining
*/
Suite.prototype.bail = function (bail) {
if (!arguments.length) {
return this._bail;
}
debug('bail %s', bail);
this._bail = bail;
return this;
};
/**
* Check if this suite or its parent suite is marked as pending.
*
* @private
*/
Suite.prototype.isPending = function () {
return this.pending || (this.parent && this.parent.isPending());
};
/**
* Generic hook-creator.
* @private
* @param {string} title - Title of hook
* @param {Function} fn - Hook callback
* @returns {Hook} A new hook
*/
Suite.prototype._createHook = function (title, fn) {
var hook = new Hook(title, fn);
hook.parent = this;
hook.timeout(this.timeout());
hook.retries(this.retries());
hook.slow(this.slow());
hook.ctx = this.ctx;
hook.file = this.file;
return hook;
};
/**
* Run `fn(test[, done])` before running tests.
*
* @private
* @param {string} title
* @param {Function} fn
* @return {Suite} for chaining
*/
Suite.prototype.beforeAll = function (title, fn) {
if (this.isPending()) {
return this;
}
if (typeof title === 'function') {
fn = title;
title = fn.name;
}
title = '"before all" hook' + (title ? ': ' + title : '');
var hook = this._createHook(title, fn);
this._beforeAll.push(hook);
this.emit(constants.EVENT_SUITE_ADD_HOOK_BEFORE_ALL, hook);
return hook;
};
/**
* Run `fn(test[, done])` after running tests.
*
* @private
* @param {string} title
* @param {Function} fn
* @return {Suite} for chaining
*/
Suite.prototype.afterAll = function (title, fn) {
if (this.isPending()) {
return this;
}
if (typeof title === 'function') {
fn = title;
title = fn.name;
}
title = '"after all" hook' + (title ? ': ' + title : '');
var hook = this._createHook(title, fn);
this._afterAll.push(hook);
this.emit(constants.EVENT_SUITE_ADD_HOOK_AFTER_ALL, hook);
return hook;
};
/**
* Run `fn(test[, done])` before each test case.
*
* @private
* @param {string} title
* @param {Function} fn
* @return {Suite} for chaining
*/
Suite.prototype.beforeEach = function (title, fn) {
if (this.isPending()) {
return this;
}
if (typeof title === 'function') {
fn = title;
title = fn.name;
}
title = '"before each" hook' + (title ? ': ' + title : '');
var hook = this._createHook(title, fn);
this._beforeEach.push(hook);
this.emit(constants.EVENT_SUITE_ADD_HOOK_BEFORE_EACH, hook);
return hook;
};
/**
* Run `fn(test[, done])` after each test case.
*
* @private
* @param {string} title
* @param {Function} fn
* @return {Suite} for chaining
*/
Suite.prototype.afterEach = function (title, fn) {
if (this.isPending()) {
return this;
}
if (typeof title === 'function') {
fn = title;
title = fn.name;
}
title = '"after each" hook' + (title ? ': ' + title : '');
var hook = this._createHook(title, fn);
this._afterEach.push(hook);
this.emit(constants.EVENT_SUITE_ADD_HOOK_AFTER_EACH, hook);
return hook;
};
/**
* Add a test `suite`.
*
* @private
* @param {Suite} suite
* @return {Suite} for chaining
*/
Suite.prototype.addSuite = function (suite) {
suite.parent = this;
suite.root = false;
suite.timeout(this.timeout());
suite.retries(this.retries());
suite.slow(this.slow());
suite.bail(this.bail());
this.suites.push(suite);
this.emit(constants.EVENT_SUITE_ADD_SUITE, suite);
return this;
};
/**
* Add a `test` to this suite.
*
* @private
* @param {Test} test
* @return {Suite} for chaining
*/
Suite.prototype.addTest = function (test) {
test.parent = this;
test.timeout(this.timeout());
test.retries(this.retries());
test.slow(this.slow());
test.ctx = this.ctx;
this.tests.push(test);
this.emit(constants.EVENT_SUITE_ADD_TEST, test);
return this;
};
/**
* Return the full title generated by recursively concatenating the parent's
* full title.
*
* @memberof Suite
* @public
* @return {string}
*/
Suite.prototype.fullTitle = function () {
return this.titlePath().join(' ');
};
/**
* Return the title path generated by recursively concatenating the parent's
* title path.
*
* @memberof Suite
* @public
* @return {string[]}
*/
Suite.prototype.titlePath = function () {
var result = [];
if (this.parent) {
result = result.concat(this.parent.titlePath());
}
if (!this.root) {
result.push(this.title);
}
return result;
};
/**
* Return the total number of tests.
*
* @memberof Suite
* @public
* @return {number}
*/
Suite.prototype.total = function () {
return (
this.suites.reduce(function (sum, suite) {
return sum + suite.total();
}, 0) + this.tests.length
);
};
/**
* Iterates through each suite recursively to find all tests. Applies a
* function in the format `fn(test)`.
*
* @private
* @param {Function} fn
* @return {Suite}
*/
Suite.prototype.eachTest = function (fn) {
this.tests.forEach(fn);
this.suites.forEach(function (suite) {
suite.eachTest(fn);
});
return this;
};
/**
* This will run the root suite if we happen to be running in delayed mode.
* @private
*/
Suite.prototype.run = function run() {
if (this.root) {
this.emit(constants.EVENT_ROOT_SUITE_RUN);
}
};
/**
* Determines whether a suite has an `only` test or suite as a descendant.
*
* @private
* @returns {Boolean}
*/
Suite.prototype.hasOnly = function hasOnly() {
return (
this._onlyTests.length > 0 ||
this._onlySuites.length > 0 ||
this.suites.some(function (suite) {
return suite.hasOnly();
})
);
};
/**
* Filter suites based on `isOnly` logic.
*
* @private
* @returns {Boolean}
*/
Suite.prototype.filterOnly = function filterOnly() {
if (this._onlyTests.length) {
// If the suite contains `only` tests, run those and ignore any nested suites.
this.tests = this._onlyTests;
this.suites = [];
} else {
// Otherwise, do not run any of the tests in this suite.
this.tests = [];
this._onlySuites.forEach(function (onlySuite) {
// If there are other `only` tests/suites nested in the current `only` suite, then filter that `only` suite.
// Otherwise, all of the tests on this `only` suite should be run, so don't filter it.
if (onlySuite.hasOnly()) {
onlySuite.filterOnly();
}
});
// Run the `only` suites, as well as any other suites that have `only` tests/suites as descendants.
var onlySuites = this._onlySuites;
this.suites = this.suites.filter(function (childSuite) {
return onlySuites.indexOf(childSuite) !== -1 || childSuite.filterOnly();
});
}
// Keep the suite only if there is something to run
return this.tests.length > 0 || this.suites.length > 0;
};
/**
* Adds a suite to the list of subsuites marked `only`.
*
* @private
* @param {Suite} suite
*/
Suite.prototype.appendOnlySuite = function (suite) {
this._onlySuites.push(suite);
};
/**
* Marks a suite to be `only`.
*
* @private
*/
Suite.prototype.markOnly = function () {
this.parent && this.parent.appendOnlySuite(this);
};
/**
* Adds a test to the list of tests marked `only`.
*
* @private
* @param {Test} test
*/
Suite.prototype.appendOnlyTest = function (test) {
this._onlyTests.push(test);
};
/**
* Returns the array of hooks by hook name; see `HOOK_TYPE_*` constants.
* @private
*/
Suite.prototype.getHooks = function getHooks(name) {
return this['_' + name];
};
/**
* cleans all references from this suite and all child suites.
*/
Suite.prototype.dispose = function () {
this.suites.forEach(function (suite) {
suite.dispose();
});
this.cleanReferences();
};
/**
* Cleans up the references to all the deferred functions
* (before/after/beforeEach/afterEach) and tests of a Suite.
* These must be deleted otherwise a memory leak can happen,
* as those functions may reference variables from closures,
* thus those variables can never be garbage collected as long
* as the deferred functions exist.
*
* @private
*/
Suite.prototype.cleanReferences = function cleanReferences() {
function cleanArrReferences(arr) {
for (var i = 0; i < arr.length; i++) {
delete arr[i].fn;
}
}
if (Array.isArray(this._beforeAll)) {
cleanArrReferences(this._beforeAll);
}
if (Array.isArray(this._beforeEach)) {
cleanArrReferences(this._beforeEach);
}
if (Array.isArray(this._afterAll)) {
cleanArrReferences(this._afterAll);
}
if (Array.isArray(this._afterEach)) {
cleanArrReferences(this._afterEach);
}
for (var i = 0; i < this.tests.length; i++) {
delete this.tests[i].fn;
}
};
/**
* Returns an object suitable for IPC.
* Functions are represented by keys beginning with `$$`.
* @private
* @returns {Object}
*/
Suite.prototype.serialize = function serialize() {
return {
_bail: this._bail,
$$fullTitle: this.fullTitle(),
$$isPending: Boolean(this.isPending()),
root: this.root,
title: this.title,
[MOCHA_ID_PROP_NAME]: this.id,
parent: this.parent ? {[MOCHA_ID_PROP_NAME]: this.parent.id} : null
};
};
var constants = defineConstants(
/**
* {@link Suite}-related constants.
* @public
* @memberof Suite
* @alias constants
* @readonly
* @static
* @enum {string}
*/
{
/**
* Event emitted after a test file has been loaded. Not emitted in browser.
*/
EVENT_FILE_POST_REQUIRE: 'post-require',
/**
* Event emitted before a test file has been loaded. In browser, this is emitted once an interface has been selected.
*/
EVENT_FILE_PRE_REQUIRE: 'pre-require',
/**
* Event emitted immediately after a test file has been loaded. Not emitted in browser.
*/
EVENT_FILE_REQUIRE: 'require',
/**
* Event emitted when `global.run()` is called (use with `delay` option).
*/
EVENT_ROOT_SUITE_RUN: 'run',
/**
* Namespace for collection of a `Suite`'s "after all" hooks.
*/
HOOK_TYPE_AFTER_ALL: 'afterAll',
/**
* Namespace for collection of a `Suite`'s "after each" hooks.
*/
HOOK_TYPE_AFTER_EACH: 'afterEach',
/**
* Namespace for collection of a `Suite`'s "before all" hooks.
*/
HOOK_TYPE_BEFORE_ALL: 'beforeAll',
/**
* Namespace for collection of a `Suite`'s "before each" hooks.
*/
HOOK_TYPE_BEFORE_EACH: 'beforeEach',
/**
* Emitted after a child `Suite` has been added to a `Suite`.
*/
EVENT_SUITE_ADD_SUITE: 'suite',
/**
* Emitted after an "after all" `Hook` has been added to a `Suite`.
*/
EVENT_SUITE_ADD_HOOK_AFTER_ALL: 'afterAll',
/**
* Emitted after an "after each" `Hook` has been added to a `Suite`.
*/
EVENT_SUITE_ADD_HOOK_AFTER_EACH: 'afterEach',
/**
* Emitted after an "before all" `Hook` has been added to a `Suite`.
*/
EVENT_SUITE_ADD_HOOK_BEFORE_ALL: 'beforeAll',
/**
* Emitted after an "before each" `Hook` has been added to a `Suite`.
*/
EVENT_SUITE_ADD_HOOK_BEFORE_EACH: 'beforeEach',
/**
* Emitted after a `Test` has been added to a `Suite`.
*/
EVENT_SUITE_ADD_TEST: 'test'
}
);
Suite.constants = constants;
}(suite));
/**
* @typedef {import('./types.d.ts').RunnerOptions} RunnerOptions
*/
/**
* Module dependencies.
* @private
*/
var EventEmitter = require$$0.EventEmitter;
var Pending = pending;
var utils$1 = utils$3;
var debug = browser.exports('mocha:runner');
var Runnable$1 = runnable;
var Suite$2 = suite.exports;
var HOOK_TYPE_BEFORE_EACH = Suite$2.constants.HOOK_TYPE_BEFORE_EACH;
var HOOK_TYPE_AFTER_EACH = Suite$2.constants.HOOK_TYPE_AFTER_EACH;
var HOOK_TYPE_AFTER_ALL = Suite$2.constants.HOOK_TYPE_AFTER_ALL;
var HOOK_TYPE_BEFORE_ALL = Suite$2.constants.HOOK_TYPE_BEFORE_ALL;
var EVENT_ROOT_SUITE_RUN = Suite$2.constants.EVENT_ROOT_SUITE_RUN;
var STATE_FAILED = Runnable$1.constants.STATE_FAILED;
var STATE_PASSED = Runnable$1.constants.STATE_PASSED;
var STATE_PENDING = Runnable$1.constants.STATE_PENDING;
var stackFilter = utils$1.stackTraceFilter();
var stringify = utils$1.stringify;
const {
createInvalidExceptionError,
createUnsupportedError: createUnsupportedError$1,
createFatalError,
isMochaError,
} = errors$2;
const { constants: errorConstants } = errorConstants$1;
/**
* Non-enumerable globals.
* @private
* @readonly
*/
var globals = [
'setTimeout',
'clearTimeout',
'setInterval',
'clearInterval',
'XMLHttpRequest',
'Date',
'setImmediate',
'clearImmediate'
];
var constants$1 = utils$1.defineConstants(
/**
* {@link Runner}-related constants. Used by reporters. Each event emits the corresponding object, unless otherwise indicated.
* @example
* const Mocha = require('mocha');
* const Base = Mocha.reporters.Base;
* const {
* EVENT_HOOK_BEGIN,
* EVENT_TEST_PASS,
* EVENT_TEST_FAIL,
* EVENT_TEST_END
* } = Mocha.Runner.constants
*
* function MyReporter(runner, options) {
* Base.call(this, runner, options);
*
* runner.on(EVENT_HOOK_BEGIN, function(hook) {
* console.log('hook called: ', hook.title);
* });
*
* runner.on(EVENT_TEST_PASS, function(test) {
* console.log('pass: %s', test.fullTitle());
* });
*
* runner.on(EVENT_TEST_FAIL, function(test, err) {
* console.log('fail: %s -- error: %s', test.fullTitle(), err.message);
* });
*
* runner.on(EVENT_TEST_END, function() {
* console.log('end: %d/%d', runner.stats.passes, runner.stats.tests);
* });
* }
*
* module.exports = MyReporter;
*
* @public
* @memberof Runner
* @readonly
* @alias constants
* @static
* @enum {string}
*/
{
/**
* Emitted when {@link Hook} execution begins
*/
EVENT_HOOK_BEGIN: 'hook',
/**
* Emitted when {@link Hook} execution ends
*/
EVENT_HOOK_END: 'hook end',
/**
* Emitted when Root {@link Suite} execution begins (all files have been parsed and hooks/tests are ready for execution)
*/
EVENT_RUN_BEGIN: 'start',
/**
* Emitted when Root {@link Suite} execution has been delayed via `delay` option
*/
EVENT_DELAY_BEGIN: 'waiting',
/**
* Emitted when delayed Root {@link Suite} execution is triggered by user via `global.run()`
*/
EVENT_DELAY_END: 'ready',
/**
* Emitted when Root {@link Suite} execution ends
*/
EVENT_RUN_END: 'end',
/**
* Emitted when {@link Suite} execution begins
*/
EVENT_SUITE_BEGIN: 'suite',
/**
* Emitted when {@link Suite} execution ends
*/
EVENT_SUITE_END: 'suite end',
/**
* Emitted when {@link Test} execution begins
*/
EVENT_TEST_BEGIN: 'test',
/**
* Emitted when {@link Test} execution ends
*/
EVENT_TEST_END: 'test end',
/**
* Emitted when {@link Test} execution fails. Includes an `err` object of type `Error`.
* @example
* runner.on(EVENT_TEST_FAIL, function(test, err) {
* console.log('fail: %s -- error: %s', test.fullTitle(), err.message);
* });
*
*
*/
EVENT_TEST_FAIL: 'fail',
/**
* Emitted when {@link Test} execution succeeds
*/
EVENT_TEST_PASS: 'pass',
/**
* Emitted when {@link Test} becomes pending
*/
EVENT_TEST_PENDING: 'pending',
/**
* Emitted when {@link Test} execution has failed, but will retry
*/
EVENT_TEST_RETRY: 'retry',
/**
* Initial state of Runner
*/
STATE_IDLE: 'idle',
/**
* State set to this value when the Runner has started running
*/
STATE_RUNNING: 'running',
/**
* State set to this value when the Runner has stopped
*/
STATE_STOPPED: 'stopped'
}
);
class Runner extends EventEmitter {
/**
* Initialize a `Runner` at the Root {@link Suite}, which represents a hierarchy of {@link Suite|Suites} and {@link Test|Tests}.
*
* @extends external:EventEmitter
* @public
* @class
* @param {Suite} suite - Root suite
* @param {Object} [opts] - Settings object
* @param {boolean} [opts.cleanReferencesAfterRun] - Whether to clean references to test fns and hooks when a suite is done.
* @param {boolean} [opts.delay] - Whether to delay execution of root suite until ready.
* @param {boolean} [opts.dryRun] - Whether to report tests without running them.
* @param {boolean} [opts.failZero] - Whether to fail test run if zero tests encountered.
*/
constructor(suite, opts = {}) {
super();
var self = this;
this._globals = [];
this._abort = false;
this.suite = suite;
this._opts = opts;
this.state = constants$1.STATE_IDLE;
this.total = suite.total();
this.failures = 0;
/**
* @type {Map<EventEmitter,Map<string,Set<EventListener>>>}
*/
this._eventListeners = new Map();
this.on(constants$1.EVENT_TEST_END, function (test) {
if (test.type === 'test' && test.retriedTest() && test.parent) {
var idx =
test.parent.tests && test.parent.tests.indexOf(test.retriedTest());
if (idx > -1) test.parent.tests[idx] = test;
}
self.checkGlobals(test);
});
this.on(constants$1.EVENT_HOOK_END, function (hook) {
self.checkGlobals(hook);
});
this._defaultGrep = /.*/;
this.grep(this._defaultGrep);
this.globals(this.globalProps());
this.uncaught = this._uncaught.bind(this);
this.unhandled = (reason, promise) => {
if (isMochaError(reason)) {
debug(
'trapped unhandled rejection coming out of Mocha; forwarding to uncaught handler:',
reason
);
this.uncaught(reason);
} else {
debug(
'trapped unhandled rejection from (probably) user code; re-emitting on process'
);
this._removeEventListener(
process,
'unhandledRejection',
this.unhandled
);
try {
process.emit('unhandledRejection', reason, promise);
} finally {
this._addEventListener(process, 'unhandledRejection', this.unhandled);
}
}
};
}
}
/**
* Wrapper for setImmediate, process.nextTick, or browser polyfill.
*
* @param {Function} fn
* @private
*/
Runner.immediately = commonjsGlobal.setImmediate || nextTick$1;
/**
* Replacement for `target.on(eventName, listener)` that does bookkeeping to remove them when this runner instance is disposed.
* @param {EventEmitter} target - The `EventEmitter`
* @param {string} eventName - The event name
* @param {string} fn - Listener function
* @private
*/
Runner.prototype._addEventListener = function (target, eventName, listener) {
debug(
'_addEventListener(): adding for event %s; %d current listeners',
eventName,
target.listenerCount(eventName)
);
/* istanbul ignore next */
if (
this._eventListeners.has(target) &&
this._eventListeners.get(target).has(eventName) &&
this._eventListeners.get(target).get(eventName).has(listener)
) {
debug(
'warning: tried to attach duplicate event listener for %s',
eventName
);
return;
}
target.on(eventName, listener);
const targetListeners = this._eventListeners.has(target)
? this._eventListeners.get(target)
: new Map();
const targetEventListeners = targetListeners.has(eventName)
? targetListeners.get(eventName)
: new Set();
targetEventListeners.add(listener);
targetListeners.set(eventName, targetEventListeners);
this._eventListeners.set(target, targetListeners);
};
/**
* Replacement for `target.removeListener(eventName, listener)` that also updates the bookkeeping.
* @param {EventEmitter} target - The `EventEmitter`
* @param {string} eventName - The event name
* @param {function} listener - Listener function
* @private
*/
Runner.prototype._removeEventListener = function (target, eventName, listener) {
target.removeListener(eventName, listener);
if (this._eventListeners.has(target)) {
const targetListeners = this._eventListeners.get(target);
if (targetListeners.has(eventName)) {
const targetEventListeners = targetListeners.get(eventName);
targetEventListeners.delete(listener);
if (!targetEventListeners.size) {
targetListeners.delete(eventName);
}
}
if (!targetListeners.size) {
this._eventListeners.delete(target);
}
} else {
debug('trying to remove listener for untracked object %s', target);
}
};
/**
* Removes all event handlers set during a run on this instance.
* Remark: this does _not_ clean/dispose the tests or suites themselves.
*/
Runner.prototype.dispose = function () {
this.removeAllListeners();
this._eventListeners.forEach((targetListeners, target) => {
targetListeners.forEach((targetEventListeners, eventName) => {
targetEventListeners.forEach(listener => {
target.removeListener(eventName, listener);
});
});
});
this._eventListeners.clear();
};
/**
* Run tests with full titles matching `re`. Updates runner.total
* with number of tests matched.
*
* @public
* @memberof Runner
* @param {RegExp} re
* @param {boolean} invert
* @return {Runner} Runner instance.
*/
Runner.prototype.grep = function (re, invert) {
debug('grep(): setting to %s', re);
this._grep = re;
this._invert = invert;
this.total = this.grepTotal(this.suite);
return this;
};
/**
* Returns the number of tests matching the grep search for the
* given suite.
*
* @memberof Runner
* @public
* @param {Suite} suite
* @return {number}
*/
Runner.prototype.grepTotal = function (suite) {
var self = this;
var total = 0;
suite.eachTest(function (test) {
var match = self._grep.test(test.fullTitle());
if (self._invert) {
match = !match;
}
if (match) {
total++;
}
});
return total;
};
/**
* Return a list of global properties.
*
* @return {Array}
* @private
*/
Runner.prototype.globalProps = function () {
var props = Object.keys(commonjsGlobal);
// non-enumerables
for (var i = 0; i < globals.length; ++i) {
if (~props.indexOf(globals[i])) {
continue;
}
props.push(globals[i]);
}
return props;
};
/**
* Allow the given `arr` of globals.
*
* @public
* @memberof Runner
* @param {Array} arr
* @return {Runner} Runner instance.
*/
Runner.prototype.globals = function (arr) {
if (!arguments.length) {
return this._globals;
}
debug('globals(): setting to %O', arr);
this._globals = this._globals.concat(arr);
return this;
};
/**
* Check for global variable leaks.
*
* @private
*/
Runner.prototype.checkGlobals = function (test) {
if (!this.checkLeaks) {
return;
}
var ok = this._globals;
var globals = this.globalProps();
var leaks;
if (test) {
ok = ok.concat(test._allowedGlobals || []);
}
if (this.prevGlobalsLength === globals.length) {
return;
}
this.prevGlobalsLength = globals.length;
leaks = filterLeaks(ok, globals);
this._globals = this._globals.concat(leaks);
if (leaks.length) {
var msg = `global leak(s) detected: ${leaks.map(e => `'${e}'`).join(', ')}`;
this.fail(test, new Error(msg));
}
};
/**
* Fail the given `test`.
*
* If `test` is a hook, failures work in the following pattern:
* - If bail, run corresponding `after each` and `after` hooks,
* then exit
* - Failed `before` hook skips all tests in a suite and subsuites,
* but jumps to corresponding `after` hook
* - Failed `before each` hook skips remaining tests in a
* suite and jumps to corresponding `after each` hook,
* which is run only once
* - Failed `after` hook does not alter execution order
* - Failed `after each` hook skips remaining tests in a
* suite and subsuites, but executes other `after each`
* hooks
*
* @private
* @param {Runnable} test
* @param {Error} err
* @param {boolean} [force=false] - Whether to fail a pending test.
*/
Runner.prototype.fail = function (test, err, force) {
force = force === true;
if (test.isPending() && !force) {
return;
}
if (this.state === constants$1.STATE_STOPPED) {
if (err.code === errorConstants.MULTIPLE_DONE) {
throw err;
}
throw createFatalError(
'Test failed after root suite execution completed!',
err
);
}
++this.failures;
debug('total number of failures: %d', this.failures);
test.state = STATE_FAILED;
if (!isError(err)) {
err = thrown2Error(err);
}
// Filter the stack traces
if (!this.fullStackTrace) {
const alreadyFiltered = new Set();
let currentErr = err;
while (currentErr && currentErr.stack && !alreadyFiltered.has(currentErr)) {
alreadyFiltered.add(currentErr);
try {
currentErr.stack = stackFilter(currentErr.stack);
} catch (ignore) {
// some environments do not take kindly to monkeying with the stack
}
currentErr = currentErr.cause;
}
}
this.emit(constants$1.EVENT_TEST_FAIL, test, err);
};
/**
* Run hook `name` callbacks and then invoke `fn()`.
*
* @private
* @param {string} name
* @param {Function} fn
*/
Runner.prototype.hook = function (name, fn) {
if (this._opts.dryRun) return fn();
var suite = this.suite;
var hooks = suite.getHooks(name);
var self = this;
function next(i) {
var hook = hooks[i];
if (!hook) {
return fn();
}
self.currentRunnable = hook;
if (name === HOOK_TYPE_BEFORE_ALL) {
hook.ctx.currentTest = hook.parent.tests[0];
} else if (name === HOOK_TYPE_AFTER_ALL) {
hook.ctx.currentTest = hook.parent.tests[hook.parent.tests.length - 1];
} else {
hook.ctx.currentTest = self.test;
}
setHookTitle(hook);
hook.allowUncaught = self.allowUncaught;
self.emit(constants$1.EVENT_HOOK_BEGIN, hook);
if (!hook.listeners('error').length) {
self._addEventListener(hook, 'error', function (err) {
self.fail(hook, err);
});
}
hook.run(function cbHookRun(err) {
var testError = hook.error();
if (testError) {
self.fail(self.test, testError);
}
// conditional skip
if (hook.pending) {
if (name === HOOK_TYPE_AFTER_EACH) {
// TODO define and implement use case
if (self.test) {
self.test.pending = true;
}
} else if (name === HOOK_TYPE_BEFORE_EACH) {
if (self.test) {
self.test.pending = true;
}
self.emit(constants$1.EVENT_HOOK_END, hook);
hook.pending = false; // activates hook for next test
return fn(new Error('abort hookDown'));
} else if (name === HOOK_TYPE_BEFORE_ALL) {
suite.tests.forEach(function (test) {
test.pending = true;
});
suite.suites.forEach(function (suite) {
suite.pending = true;
});
hooks = [];
} else {
hook.pending = false;
var errForbid = createUnsupportedError$1('`this.skip` forbidden');
self.fail(hook, errForbid);
return fn(errForbid);
}
} else if (err) {
self.fail(hook, err);
// stop executing hooks, notify callee of hook err
return fn(err);
}
self.emit(constants$1.EVENT_HOOK_END, hook);
delete hook.ctx.currentTest;
setHookTitle(hook);
next(++i);
});
function setHookTitle(hook) {
hook.originalTitle = hook.originalTitle || hook.title;
if (hook.ctx && hook.ctx.currentTest) {
hook.title = `${hook.originalTitle} for "${hook.ctx.currentTest.title}"`;
} else {
var parentTitle;
if (hook.parent.title) {
parentTitle = hook.parent.title;
} else {
parentTitle = hook.parent.root ? '{root}' : '';
}
hook.title = `${hook.originalTitle} in "${parentTitle}"`;
}
}
}
Runner.immediately(function () {
next(0);
});
};
/**
* Run hook `name` for the given array of `suites`
* in order, and callback `fn(err, errSuite)`.
*
* @private
* @param {string} name
* @param {Array} suites
* @param {Function} fn
*/
Runner.prototype.hooks = function (name, suites, fn) {
var self = this;
var orig = this.suite;
function next(suite) {
self.suite = suite;
if (!suite) {
self.suite = orig;
return fn();
}
self.hook(name, function (err) {
if (err) {
var errSuite = self.suite;
self.suite = orig;
return fn(err, errSuite);
}
next(suites.pop());
});
}
next(suites.pop());
};
/**
* Run 'afterEach' hooks from bottom up.
*
* @param {String} name
* @param {Function} fn
* @private
*/
Runner.prototype.hookUp = function (name, fn) {
var suites = [this.suite].concat(this.parents()).reverse();
this.hooks(name, suites, fn);
};
/**
* Run 'beforeEach' hooks from top level down.
*
* @param {String} name
* @param {Function} fn
* @private
*/
Runner.prototype.hookDown = function (name, fn) {
var suites = [this.suite].concat(this.parents());
this.hooks(name, suites, fn);
};
/**
* Return an array of parent Suites from
* closest to furthest.
*
* @return {Array}
* @private
*/
Runner.prototype.parents = function () {
var suite = this.suite;
var suites = [];
while (suite.parent) {
suite = suite.parent;
suites.push(suite);
}
return suites;
};
/**
* Run the current test and callback `fn(err)`.
*
* @param {Function} fn
* @private
*/
Runner.prototype.runTest = function (fn) {
if (this._opts.dryRun) return Runner.immediately(fn);
var self = this;
var test = this.test;
if (!test) {
return;
}
if (this.asyncOnly) {
test.asyncOnly = true;
}
this._addEventListener(test, 'error', function (err) {
self.fail(test, err);
});
if (this.allowUncaught) {
test.allowUncaught = true;
return test.run(fn);
}
try {
test.run(fn);
} catch (err) {
fn(err);
}
};
/**
* Run tests in the given `suite` and invoke the callback `fn()` when complete.
*
* @private
* @param {Suite} suite
* @param {Function} fn
*/
Runner.prototype.runTests = function (suite, fn) {
var self = this;
var tests = suite.tests.slice();
var test;
function hookErr(_, errSuite, after) {
// before/after Each hook for errSuite failed:
var orig = self.suite;
// for failed 'after each' hook start from errSuite parent,
// otherwise start from errSuite itself
self.suite = after ? errSuite.parent : errSuite;
if (self.suite) {
self.hookUp(HOOK_TYPE_AFTER_EACH, function (err2, errSuite2) {
self.suite = orig;
// some hooks may fail even now
if (err2) {
return hookErr(err2, errSuite2, true);
}
// report error suite
fn(errSuite);
});
} else {
// there is no need calling other 'after each' hooks
self.suite = orig;
fn(errSuite);
}
}
function next(err, errSuite) {
// if we bail after first err
if (self.failures && suite._bail) {
tests = [];
}
if (self._abort) {
return fn();
}
if (err) {
return hookErr(err, errSuite, true);
}
// next test
test = tests.shift();
// all done
if (!test) {
return fn();
}
// grep
var match = self._grep.test(test.fullTitle());
if (self._invert) {
match = !match;
}
if (!match) {
// Run immediately only if we have defined a grep. When we
// define a grep — It can cause maximum callstack error if
// the grep is doing a large recursive loop by neglecting
// all tests. The run immediately function also comes with
// a performance cost. So we don't want to run immediately
// if we run the whole test suite, because running the whole
// test suite don't do any immediate recursive loops. Thus,
// allowing a JS runtime to breathe.
if (self._grep !== self._defaultGrep) {
Runner.immediately(next);
} else {
next();
}
return;
}
// static skip, no hooks are executed
if (test.isPending()) {
if (self.forbidPending) {
self.fail(test, new Error('Pending test forbidden'), true);
} else {
test.state = STATE_PENDING;
self.emit(constants$1.EVENT_TEST_PENDING, test);
}
self.emit(constants$1.EVENT_TEST_END, test);
return next();
}
// execute test and hook(s)
self.emit(constants$1.EVENT_TEST_BEGIN, (self.test = test));
self.hookDown(HOOK_TYPE_BEFORE_EACH, function (err, errSuite) {
// conditional skip within beforeEach
if (test.isPending()) {
if (self.forbidPending) {
self.fail(test, new Error('Pending test forbidden'), true);
} else {
test.state = STATE_PENDING;
self.emit(constants$1.EVENT_TEST_PENDING, test);
}
self.emit(constants$1.EVENT_TEST_END, test);
// skip inner afterEach hooks below errSuite level
var origSuite = self.suite;
self.suite = errSuite || self.suite;
return self.hookUp(HOOK_TYPE_AFTER_EACH, function (e, eSuite) {
self.suite = origSuite;
next(e, eSuite);
});
}
if (err) {
return hookErr(err, errSuite, false);
}
self.currentRunnable = self.test;
self.runTest(function (err) {
test = self.test;
// conditional skip within it
if (test.pending) {
if (self.forbidPending) {
self.fail(test, new Error('Pending test forbidden'), true);
} else {
test.state = STATE_PENDING;
self.emit(constants$1.EVENT_TEST_PENDING, test);
}
self.emit(constants$1.EVENT_TEST_END, test);
return self.hookUp(HOOK_TYPE_AFTER_EACH, next);
} else if (err) {
var retry = test.currentRetry();
if (retry < test.retries()) {
var clonedTest = test.clone();
clonedTest.currentRetry(retry + 1);
tests.unshift(clonedTest);
self.emit(constants$1.EVENT_TEST_RETRY, test, err);
// Early return + hook trigger so that it doesn't
// increment the count wrong
return self.hookUp(HOOK_TYPE_AFTER_EACH, next);
} else {
self.fail(test, err);
}
self.emit(constants$1.EVENT_TEST_END, test);
return self.hookUp(HOOK_TYPE_AFTER_EACH, next);
}
test.state = STATE_PASSED;
self.emit(constants$1.EVENT_TEST_PASS, test);
self.emit(constants$1.EVENT_TEST_END, test);
self.hookUp(HOOK_TYPE_AFTER_EACH, next);
});
});
}
this.next = next;
this.hookErr = hookErr;
next();
};
/**
* Run the given `suite` and invoke the callback `fn()` when complete.
*
* @private
* @param {Suite} suite
* @param {Function} fn
*/
Runner.prototype.runSuite = function (suite, fn) {
var i = 0;
var self = this;
var total = this.grepTotal(suite);
debug('runSuite(): running %s', suite.fullTitle());
if (!total || (self.failures && suite._bail)) {
debug('runSuite(): bailing');
return fn();
}
this.emit(constants$1.EVENT_SUITE_BEGIN, (this.suite = suite));
function next(errSuite) {
if (errSuite) {
// current suite failed on a hook from errSuite
if (errSuite === suite) {
// if errSuite is current suite
// continue to the next sibling suite
return done();
}
// errSuite is among the parents of current suite
// stop execution of errSuite and all sub-suites
return done(errSuite);
}
if (self._abort) {
return done();
}
var curr = suite.suites[i++];
if (!curr) {
return done();
}
// Avoid grep neglecting large number of tests causing a
// huge recursive loop and thus a maximum call stack error.
// See comment in `this.runTests()` for more information.
if (self._grep !== self._defaultGrep) {
Runner.immediately(function () {
self.runSuite(curr, next);
});
} else {
self.runSuite(curr, next);
}
}
function done(errSuite) {
self.suite = suite;
self.nextSuite = next;
// remove reference to test
delete self.test;
self.hook(HOOK_TYPE_AFTER_ALL, function () {
self.emit(constants$1.EVENT_SUITE_END, suite);
fn(errSuite);
});
}
this.nextSuite = next;
this.hook(HOOK_TYPE_BEFORE_ALL, function (err) {
if (err) {
return done();
}
self.runTests(suite, next);
});
};
/**
* Handle uncaught exceptions within runner.
*
* This function is bound to the instance as `Runner#uncaught` at instantiation
* time. It's intended to be listening on the `Process.uncaughtException` event.
* In order to not leak EE listeners, we need to ensure no more than a single
* `uncaughtException` listener exists per `Runner`. The only way to do
* this--because this function needs the context (and we don't have lambdas)--is
* to use `Function.prototype.bind`. We need strict equality to unregister and
* _only_ unregister the _one_ listener we set from the
* `Process.uncaughtException` event; would be poor form to just remove
* everything. See {@link Runner#run} for where the event listener is registered
* and unregistered.
* @param {Error} err - Some uncaught error
* @private
*/
Runner.prototype._uncaught = function (err) {
// this is defensive to prevent future developers from mis-calling this function.
// it's more likely that it'd be called with the incorrect context--say, the global
// `process` object--than it would to be called with a context that is not a "subclass"
// of `Runner`.
if (!(this instanceof Runner)) {
throw createFatalError(
'Runner#uncaught() called with invalid context',
this
);
}
if (err instanceof Pending) {
debug('uncaught(): caught a Pending');
return;
}
// browser does not exit script when throwing in global.onerror()
if (this.allowUncaught && !utils$1.isBrowser()) {
debug('uncaught(): bubbling exception due to --allow-uncaught');
throw err;
}
if (this.state === constants$1.STATE_STOPPED) {
debug('uncaught(): throwing after run has completed!');
throw err;
}
if (err) {
debug('uncaught(): got truthy exception %O', err);
} else {
debug('uncaught(): undefined/falsy exception');
err = createInvalidExceptionError(
'Caught falsy/undefined exception which would otherwise be uncaught. No stack trace found; try a debugger',
err
);
}
if (!isError(err)) {
err = thrown2Error(err);
debug('uncaught(): converted "error" %o to Error', err);
}
err.uncaught = true;
var runnable = this.currentRunnable;
if (!runnable) {
runnable = new Runnable$1('Uncaught error outside test suite');
debug('uncaught(): no current Runnable; created a phony one');
runnable.parent = this.suite;
if (this.state === constants$1.STATE_RUNNING) {
debug('uncaught(): failing gracefully');
this.fail(runnable, err);
} else {
// Can't recover from this failure
debug('uncaught(): test run has not yet started; unrecoverable');
this.emit(constants$1.EVENT_RUN_BEGIN);
this.fail(runnable, err);
this.emit(constants$1.EVENT_RUN_END);
}
return;
}
runnable.clearTimeout();
if (runnable.isFailed()) {
debug('uncaught(): Runnable has already failed');
// Ignore error if already failed
return;
} else if (runnable.isPending()) {
debug('uncaught(): pending Runnable wound up failing!');
// report 'pending test' retrospectively as failed
this.fail(runnable, err, true);
return;
}
// we cannot recover gracefully if a Runnable has already passed
// then fails asynchronously
if (runnable.isPassed()) {
debug('uncaught(): Runnable has already passed; bailing gracefully');
this.fail(runnable, err);
this.abort();
} else {
debug('uncaught(): forcing Runnable to complete with Error');
return runnable.callback(err);
}
};
/**
* Run the root suite and invoke `fn(failures)`
* on completion.
*
* @public
* @memberof Runner
* @param {Function} fn - Callback when finished
* @param {RunnerOptions} [opts] - For subclasses
* @returns {Runner} Runner instance.
*/
Runner.prototype.run = function (fn, opts = {}) {
var rootSuite = this.suite;
var options = opts.options || {};
debug('run(): got options: %O', options);
fn = fn || function () {};
const end = () => {
if (!this.total && this._opts.failZero) this.failures = 1;
debug('run(): root suite completed; emitting %s', constants$1.EVENT_RUN_END);
this.emit(constants$1.EVENT_RUN_END);
};
const begin = () => {
debug('run(): emitting %s', constants$1.EVENT_RUN_BEGIN);
this.emit(constants$1.EVENT_RUN_BEGIN);
debug('run(): emitted %s', constants$1.EVENT_RUN_BEGIN);
this.runSuite(rootSuite, end);
};
const prepare = () => {
debug('run(): starting');
// If there is an `only` filter
if (rootSuite.hasOnly()) {
rootSuite.filterOnly();
debug('run(): filtered exclusive Runnables');
}
this.state = constants$1.STATE_RUNNING;
if (this._opts.delay) {
this.emit(constants$1.EVENT_DELAY_END);
debug('run(): "delay" ended');
}
return begin();
};
// references cleanup to avoid memory leaks
if (this._opts.cleanReferencesAfterRun) {
this.on(constants$1.EVENT_SUITE_END, suite => {
suite.cleanReferences();
});
}
// callback
this.on(constants$1.EVENT_RUN_END, function () {
this.state = constants$1.STATE_STOPPED;
debug('run(): emitted %s', constants$1.EVENT_RUN_END);
fn(this.failures);
});
this._removeEventListener(process, 'uncaughtException', this.uncaught);
this._removeEventListener(process, 'unhandledRejection', this.unhandled);
this._addEventListener(process, 'uncaughtException', this.uncaught);
this._addEventListener(process, 'unhandledRejection', this.unhandled);
if (this._opts.delay) {
// for reporters, I guess.
// might be nice to debounce some dots while we wait.
this.emit(constants$1.EVENT_DELAY_BEGIN, rootSuite);
rootSuite.once(EVENT_ROOT_SUITE_RUN, prepare);
debug('run(): waiting for green light due to --delay');
} else {
Runner.immediately(prepare);
}
return this;
};
/**
* Toggle partial object linking behavior; used for building object references from
* unique ID's. Does nothing in serial mode, because the object references already exist.
* Subclasses can implement this (e.g., `ParallelBufferedRunner`)
* @abstract
* @param {boolean} [value] - If `true`, enable partial object linking, otherwise disable
* @returns {Runner}
* @chainable
* @public
* @example
* // this reporter needs proper object references when run in parallel mode
* class MyReporter {
* constructor(runner) {
* runner.linkPartialObjects(true)
* .on(EVENT_SUITE_BEGIN, suite => {
* // this Suite may be the same object...
* })
* .on(EVENT_TEST_BEGIN, test => {
* // ...as the `test.parent` property
* });
* }
* }
*/
Runner.prototype.linkPartialObjects = function () {
return this;
};
/*
* Like {@link Runner#run}, but does not accept a callback and returns a `Promise` instead of a `Runner`.
* This function cannot reject; an `unhandledRejection` event will bubble up to the `process` object instead.
* @public
* @memberof Runner
* @param {Object} [opts] - Options for {@link Runner#run}
* @returns {Promise<number>} Failure count
*/
Runner.prototype.runAsync = async function runAsync(opts = {}) {
return new Promise(resolve => {
this.run(resolve, opts);
});
};
/**
* Cleanly abort execution.
*
* @memberof Runner
* @public
* @return {Runner} Runner instance.
*/
Runner.prototype.abort = function () {
debug('abort(): aborting');
this._abort = true;
return this;
};
/**
* Returns `true` if Mocha is running in parallel mode. For reporters.
*
* Subclasses should return an appropriate value.
* @public
* @returns {false}
*/
Runner.prototype.isParallelMode = function isParallelMode() {
return false;
};
/**
* Configures an alternate reporter for worker processes to use. Subclasses
* using worker processes should implement this.
* @public
* @param {string} path - Absolute path to alternate reporter for worker processes to use
* @returns {Runner}
* @throws When in serial mode
* @chainable
* @abstract
*/
Runner.prototype.workerReporter = function () {
throw createUnsupportedError$1('workerReporter() not supported in serial mode');
};
/**
* Filter leaks with the given globals flagged as `ok`.
*
* @private
* @param {Array} ok
* @param {Array} globals
* @return {Array}
*/
function filterLeaks(ok, globals) {
return globals.filter(function (key) {
// Firefox and Chrome exposes iframes as index inside the window object
if (/^\d+/.test(key)) {
return false;
}
// in firefox
// if runner runs in an iframe, this iframe's window.getInterface method
// not init at first it is assigned in some seconds
if (commonjsGlobal.navigator && /^getInterface/.test(key)) {
return false;
}
// an iframe could be approached by window[iframeIndex]
// in ie6,7,8 and opera, iframeIndex is enumerable, this could cause leak
if (commonjsGlobal.navigator && /^\d+/.test(key)) {
return false;
}
// Opera and IE expose global variables for HTML element IDs (issue #243)
if (/^mocha-/.test(key)) {
return false;
}
var matched = ok.filter(function (ok) {
if (~ok.indexOf('*')) {
return key.indexOf(ok.split('*')[0]) === 0;
}
return key === ok;
});
return !matched.length && (!commonjsGlobal.navigator || key !== 'onerror');
});
}
/**
* Check if argument is an instance of Error object or a duck-typed equivalent.
*
* @private
* @param {Object} err - object to check
* @param {string} err.message - error message
* @returns {boolean}
*/
function isError(err) {
return err instanceof Error || (err && typeof err.message === 'string');
}
/**
*
* Converts thrown non-extensible type into proper Error.
*
* @private
* @param {*} thrown - Non-extensible type thrown by code
* @return {Error}
*/
function thrown2Error(err) {
return new Error(
`the ${utils$1.canonicalType(err)} ${stringify(
err
)} was thrown, throw an Error :)`
);
}
Runner.constants = constants$1;
/**
* Node.js' `EventEmitter`
* @external EventEmitter
* @see {@link https://nodejs.org/api/events.html#events_class_eventemitter}
*/
var runner = Runner;
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
* @typedef {import('../test.js')} Test
* @typedef {import('../types.d.ts').FullErrorStack} FullErrorStack
*/
/**
* @module Base
*/
/**
* Module dependencies.
*/
var diff = lib;
var milliseconds = ms$1;
var utils = utils$3;
var supportsColor = require$$18;
var symbols = browser$1;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
const isBrowser = utils.isBrowser();
function getBrowserWindowSize() {
if ('innerHeight' in commonjsGlobal) {
return [commonjsGlobal.innerHeight, commonjsGlobal.innerWidth];
}
// In a Web Worker, the DOM Window is not available.
return [640, 480];
}
/**
* Expose `Base`.
*/
exports = module.exports = Base;
/**
* Check if both stdio streams are associated with a tty.
*/
var isatty = isBrowser || (process.stdout.isTTY && process.stderr.isTTY);
/**
* Save log references to avoid tests interfering (see GH-3604).
*/
var consoleLog = console.log;
/**
* Enable coloring by default, except in the browser interface.
*/
exports.useColors =
!isBrowser &&
(supportsColor.stdout || process.env.MOCHA_COLORS !== undefined);
/**
* Inline diffs instead of +/-
*/
exports.inlineDiffs = false;
/**
* Truncate diffs longer than this value to avoid slow performance
*/
exports.maxDiffSize = 8192;
/**
* Default color map.
*/
exports.colors = {
pass: 90,
fail: 31,
'bright pass': 92,
'bright fail': 91,
'bright yellow': 93,
pending: 36,
suite: 0,
'error title': 0,
'error message': 31,
'error stack': 90,
checkmark: 32,
fast: 90,
medium: 33,
slow: 31,
green: 32,
light: 90,
'diff gutter': 90,
'diff added': 32,
'diff removed': 31,
'diff added inline': '30;42',
'diff removed inline': '30;41'
};
/**
* Default symbol map.
*/
exports.symbols = {
ok: symbols.success,
err: symbols.error,
dot: '.',
comma: ',',
bang: '!'
};
/**
* Color `str` with the given `type`,
* allowing colors to be disabled,
* as well as user-defined color
* schemes.
*
* @private
* @param {string} type
* @param {string} str
* @return {string}
*/
var color = (exports.color = function (type, str) {
if (!exports.useColors) {
return String(str);
}
return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m';
});
/**
* Expose term window size, with some defaults for when stderr is not a tty.
*/
exports.window = {
width: 75
};
if (isatty) {
if (isBrowser) {
exports.window.width = getBrowserWindowSize()[1];
} else {
exports.window.width = process.stdout.getWindowSize(1)[0];
}
}
/**
* Expose some basic cursor interactions that are common among reporters.
*/
exports.cursor = {
hide: function () {
isatty && process.stdout.write('\u001b[?25l');
},
show: function () {
isatty && process.stdout.write('\u001b[?25h');
},
deleteLine: function () {
isatty && process.stdout.write('\u001b[2K');
},
beginningOfLine: function () {
isatty && process.stdout.write('\u001b[0G');
},
CR: function () {
if (isatty) {
exports.cursor.deleteLine();
exports.cursor.beginningOfLine();
} else {
process.stdout.write('\r');
}
}
};
var showDiff = (exports.showDiff = function (err) {
return (
err &&
err.showDiff !== false &&
sameType(err.actual, err.expected) &&
err.expected !== undefined
);
});
function stringifyDiffObjs(err) {
if (!utils.isString(err.actual) || !utils.isString(err.expected)) {
err.actual = utils.stringify(err.actual);
err.expected = utils.stringify(err.expected);
}
}
/**
* Returns a diff between 2 strings with coloured ANSI output.
*
* @description
* The diff will be either inline or unified dependent on the value
* of `Base.inlineDiff`.
*
* @param {string} actual
* @param {string} expected
* @return {string} Diff
*/
var generateDiff = (exports.generateDiff = function (actual, expected) {
try {
var maxLen = exports.maxDiffSize;
var skipped = 0;
if (maxLen > 0) {
skipped = Math.max(actual.length - maxLen, expected.length - maxLen);
actual = actual.slice(0, maxLen);
expected = expected.slice(0, maxLen);
}
let result = exports.inlineDiffs
? inlineDiff(actual, expected)
: unifiedDiff(actual, expected);
if (skipped > 0) {
result = `${result}\n [mocha] output truncated to ${maxLen} characters, see "maxDiffSize" reporter-option\n`;
}
return result;
} catch (err) {
var msg =
'\n ' +
color('diff added', '+ expected') +
' ' +
color('diff removed', '- actual: failed to generate Mocha diff') +
'\n';
return msg;
}
});
/**
* Traverses err.cause and returns all stack traces
*
* @private
* @param {Error} err
* @param {Set<Error>} [seen]
* @return {FullErrorStack}
*/
var getFullErrorStack = function (err, seen) {
if (seen && seen.has(err)) {
return { message: '', msg: '<circular>', stack: '' };
}
var message;
if (typeof err.inspect === 'function') {
message = err.inspect() + '';
} else if (err.message && typeof err.message.toString === 'function') {
message = err.message + '';
} else {
message = '';
}
var msg;
var stack = err.stack || message;
var index = message ? stack.indexOf(message) : -1;
if (index === -1) {
msg = message;
} else {
index += message.length;
msg = stack.slice(0, index);
// remove msg from stack
stack = stack.slice(index + 1);
if (err.cause) {
seen = seen || new Set();
seen.add(err);
const causeStack = getFullErrorStack(err.cause, seen);
stack += '\n Caused by: ' + causeStack.msg + (causeStack.stack ? '\n' + causeStack.stack : '');
}
}
return {
message,
msg,
stack
};
};
/**
* Outputs the given `failures` as a list.
*
* @public
* @memberof Mocha.reporters.Base
* @variation 1
* @param {Object[]} failures - Each is Test instance with corresponding
* Error property
*/
exports.list = function (failures) {
var multipleErr, multipleTest;
Base.consoleLog();
failures.forEach(function (test, i) {
// format
var fmt =
color('error title', ' %s) %s:\n') +
color('error message', ' %s') +
color('error stack', '\n%s\n');
// msg
var err;
if (test.err && test.err.multiple) {
if (multipleTest !== test) {
multipleTest = test;
multipleErr = [test.err].concat(test.err.multiple);
}
err = multipleErr.shift();
} else {
err = test.err;
}
var { message, msg, stack } = getFullErrorStack(err);
// uncaught
if (err.uncaught) {
msg = 'Uncaught ' + msg;
}
// explicitly show diff
if (!exports.hideDiff && showDiff(err)) {
stringifyDiffObjs(err);
fmt =
color('error title', ' %s) %s:\n%s') + color('error stack', '\n%s\n');
var match = message.match(/^([^:]+): expected/);
msg = '\n ' + color('error message', match ? match[1] : msg);
msg += generateDiff(err.actual, err.expected);
}
// indent stack trace
stack = stack.replace(/^/gm, ' ');
// indented test title
var testTitle = '';
test.titlePath().forEach(function (str, index) {
if (index !== 0) {
testTitle += '\n ';
}
for (var i = 0; i < index; i++) {
testTitle += ' ';
}
testTitle += str;
});
Base.consoleLog(fmt, i + 1, testTitle, msg, stack);
});
};
/**
* Constructs a new `Base` reporter instance.
*
* @description
* All other reporters generally inherit from this reporter.
*
* @public
* @class
* @memberof Mocha.reporters
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Base(runner, options) {
var failures = (this.failures = []);
if (!runner) {
throw new TypeError('Missing runner argument');
}
this.options = options || {};
this.runner = runner;
this.stats = runner.stats; // assigned so Reporters keep a closer reference
var maxDiffSizeOpt =
this.options.reporterOption && this.options.reporterOption.maxDiffSize;
if (maxDiffSizeOpt !== undefined && !isNaN(Number(maxDiffSizeOpt))) {
exports.maxDiffSize = Number(maxDiffSizeOpt);
}
runner.on(EVENT_TEST_PASS, function (test) {
if (test.duration > test.slow()) {
test.speed = 'slow';
} else if (test.duration > test.slow() / 2) {
test.speed = 'medium';
} else {
test.speed = 'fast';
}
});
runner.on(EVENT_TEST_FAIL, function (test, err) {
if (showDiff(err)) {
stringifyDiffObjs(err);
}
// more than one error per test
if (test.err && err instanceof Error) {
test.err.multiple = (test.err.multiple || []).concat(err);
} else {
test.err = err;
}
failures.push(test);
});
}
/**
* Outputs common epilogue used by many of the bundled reporters.
*
* @public
* @memberof Mocha.reporters
*/
Base.prototype.epilogue = function () {
var stats = this.stats;
var fmt;
Base.consoleLog();
// passes
fmt =
color('bright pass', ' ') +
color('green', ' %d passing') +
color('light', ' (%s)');
Base.consoleLog(fmt, stats.passes || 0, milliseconds(stats.duration));
// pending
if (stats.pending) {
fmt = color('pending', ' ') + color('pending', ' %d pending');
Base.consoleLog(fmt, stats.pending);
}
// failures
if (stats.failures) {
fmt = color('fail', ' %d failing');
Base.consoleLog(fmt, stats.failures);
Base.list(this.failures);
Base.consoleLog();
}
Base.consoleLog();
};
/**
* Pads the given `str` to `len`.
*
* @private
* @param {string} str
* @param {string} len
* @return {string}
*/
function pad(str, len) {
str = String(str);
return Array(len - str.length + 1).join(' ') + str;
}
/**
* Returns inline diff between 2 strings with coloured ANSI output.
*
* @private
* @param {String} actual
* @param {String} expected
* @return {string} Diff
*/
function inlineDiff(actual, expected) {
var msg = errorDiff(actual, expected);
// linenos
var lines = msg.split('\n');
if (lines.length > 4) {
var width = String(lines.length).length;
msg = lines
.map(function (str, i) {
return pad(++i, width) + ' |' + ' ' + str;
})
.join('\n');
}
// legend
msg =
'\n' +
color('diff removed inline', 'actual') +
' ' +
color('diff added inline', 'expected') +
'\n\n' +
msg +
'\n';
// indent
msg = msg.replace(/^/gm, ' ');
return msg;
}
/**
* Returns unified diff between two strings with coloured ANSI output.
*
* @private
* @param {String} actual
* @param {String} expected
* @return {string} The diff.
*/
function unifiedDiff(actual, expected) {
var indent = ' ';
function cleanUp(line) {
if (line[0] === '+') {
return indent + colorLines('diff added', line);
}
if (line[0] === '-') {
return indent + colorLines('diff removed', line);
}
if (line.match(/@@/)) {
return '--';
}
if (line.match(/\\ No newline/)) {
return null;
}
return indent + line;
}
function notBlank(line) {
return typeof line !== 'undefined' && line !== null;
}
var msg = diff.createPatch('string', actual, expected);
var lines = msg.split('\n').splice(5);
return (
'\n ' +
colorLines('diff added', '+ expected') +
' ' +
colorLines('diff removed', '- actual') +
'\n\n' +
lines.map(cleanUp).filter(notBlank).join('\n')
);
}
/**
* Returns character diff for `err`.
*
* @private
* @param {String} actual
* @param {String} expected
* @return {string} the diff
*/
function errorDiff(actual, expected) {
return diff
.diffWordsWithSpace(actual, expected)
.map(function (str) {
if (str.added) {
return colorLines('diff added inline', str.value);
}
if (str.removed) {
return colorLines('diff removed inline', str.value);
}
return str.value;
})
.join('');
}
/**
* Colors lines for `str`, using the color `name`.
*
* @private
* @param {string} name
* @param {string} str
* @return {string}
*/
function colorLines(name, str) {
return str
.split('\n')
.map(function (str) {
return color(name, str);
})
.join('\n');
}
/**
* Object#toString reference.
*/
var objToString = Object.prototype.toString;
/**
* Checks that a / b have the same type.
*
* @private
* @param {Object} a
* @param {Object} b
* @return {boolean}
*/
function sameType(a, b) {
return objToString.call(a) === objToString.call(b);
}
Base.consoleLog = consoleLog;
Base.abstract = true;
}(base$1, base$1.exports));
var dot = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Dot
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var inherits = utils$3.inherits;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var EVENT_RUN_END = constants.EVENT_RUN_END;
/**
* Expose `Dot`.
*/
module.exports = Dot;
/**
* Constructs a new `Dot` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Dot(runner, options) {
Base.call(this, runner, options);
var self = this;
var width = (Base.window.width * 0.75) | 0;
var n = -1;
runner.on(EVENT_RUN_BEGIN, function () {
process.stdout.write('\n');
});
runner.on(EVENT_TEST_PENDING, function () {
if (++n % width === 0) {
process.stdout.write('\n ');
}
process.stdout.write(Base.color('pending', Base.symbols.comma));
});
runner.on(EVENT_TEST_PASS, function (test) {
if (++n % width === 0) {
process.stdout.write('\n ');
}
if (test.speed === 'slow') {
process.stdout.write(Base.color('bright yellow', Base.symbols.dot));
} else {
process.stdout.write(Base.color(test.speed, Base.symbols.dot));
}
});
runner.on(EVENT_TEST_FAIL, function () {
if (++n % width === 0) {
process.stdout.write('\n ');
}
process.stdout.write(Base.color('fail', Base.symbols.bang));
});
runner.once(EVENT_RUN_END, function () {
process.stdout.write('\n');
self.epilogue();
});
}
/**
* Inherit from `Base.prototype`.
*/
inherits(Dot, Base);
Dot.description = 'dot matrix representation';
}(dot));
var doc = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Doc
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var utils = utils$3;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_SUITE_BEGIN = constants.EVENT_SUITE_BEGIN;
var EVENT_SUITE_END = constants.EVENT_SUITE_END;
/**
* Expose `Doc`.
*/
module.exports = Doc;
/**
* Constructs a new `Doc` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Doc(runner, options) {
Base.call(this, runner, options);
var indents = 2;
function indent() {
return Array(indents).join(' ');
}
runner.on(EVENT_SUITE_BEGIN, function (suite) {
if (suite.root) {
return;
}
++indents;
Base.consoleLog('%s<section class="suite">', indent());
++indents;
Base.consoleLog('%s<h1>%s</h1>', indent(), utils.escape(suite.title));
Base.consoleLog('%s<dl>', indent());
});
runner.on(EVENT_SUITE_END, function (suite) {
if (suite.root) {
return;
}
Base.consoleLog('%s</dl>', indent());
--indents;
Base.consoleLog('%s</section>', indent());
--indents;
});
runner.on(EVENT_TEST_PASS, function (test) {
Base.consoleLog('%s <dt>%s</dt>', indent(), utils.escape(test.title));
Base.consoleLog('%s <dt>%s</dt>', indent(), utils.escape(test.file));
var code = utils.escape(utils.clean(test.body));
Base.consoleLog('%s <dd><pre><code>%s</code></pre></dd>', indent(), code);
});
runner.on(EVENT_TEST_FAIL, function (test, err) {
Base.consoleLog(
'%s <dt class="error">%s</dt>',
indent(),
utils.escape(test.title)
);
Base.consoleLog(
'%s <dt class="error">%s</dt>',
indent(),
utils.escape(test.file)
);
var code = utils.escape(utils.clean(test.body));
Base.consoleLog(
'%s <dd class="error"><pre><code>%s</code></pre></dd>',
indent(),
code
);
Base.consoleLog(
'%s <dd class="error">%s</dd>',
indent(),
utils.escape(err)
);
});
}
Doc.description = 'HTML documentation';
}(doc));
var tap = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
* @typedef {import('../test.js')} Test
*/
/**
* @module TAP
*/
/**
* Module dependencies.
*/
var util = require$$0$1;
var Base = base$1.exports;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var EVENT_TEST_END = constants.EVENT_TEST_END;
var inherits = utils$3.inherits;
var sprintf = util.format;
/**
* Expose `TAP`.
*/
module.exports = TAP;
/**
* Constructs a new `TAP` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function TAP(runner, options) {
Base.call(this, runner, options);
var self = this;
var n = 1;
var tapVersion = '12';
if (options && options.reporterOptions) {
if (options.reporterOptions.tapVersion) {
tapVersion = options.reporterOptions.tapVersion.toString();
}
}
this._producer = createProducer(tapVersion);
runner.once(EVENT_RUN_BEGIN, function () {
self._producer.writeVersion();
});
runner.on(EVENT_TEST_END, function () {
++n;
});
runner.on(EVENT_TEST_PENDING, function (test) {
self._producer.writePending(n, test);
});
runner.on(EVENT_TEST_PASS, function (test) {
self._producer.writePass(n, test);
});
runner.on(EVENT_TEST_FAIL, function (test, err) {
self._producer.writeFail(n, test, err);
});
runner.once(EVENT_RUN_END, function () {
self._producer.writeEpilogue(runner.stats);
});
}
/**
* Inherit from `Base.prototype`.
*/
inherits(TAP, Base);
/**
* Returns a TAP-safe title of `test`.
*
* @private
* @param {Test} test - Test instance.
* @return {String} title with any hash character removed
*/
function title(test) {
return test.fullTitle().replace(/#/g, '');
}
/**
* Writes newline-terminated formatted string to reporter output stream.
*
* @private
* @param {string} format - `printf`-like format string
* @param {...*} [varArgs] - Format string arguments
*/
function println() {
var vargs = Array.from(arguments);
vargs[0] += '\n';
process.stdout.write(sprintf.apply(null, vargs));
}
/**
* Returns a `tapVersion`-appropriate TAP producer instance, if possible.
*
* @private
* @param {string} tapVersion - Version of TAP specification to produce.
* @returns {TAPProducer} specification-appropriate instance
* @throws {Error} if specification version has no associated producer.
*/
function createProducer(tapVersion) {
var producers = {
12: new TAP12Producer(),
13: new TAP13Producer()
};
var producer = producers[tapVersion];
if (!producer) {
throw new Error(
'invalid or unsupported TAP version: ' + JSON.stringify(tapVersion)
);
}
return producer;
}
/**
* @summary
* Constructs a new TAPProducer.
*
* @description
* <em>Only</em> to be used as an abstract base class.
*
* @private
* @constructor
*/
function TAPProducer() {}
/**
* Writes the TAP version to reporter output stream.
*
* @abstract
*/
TAPProducer.prototype.writeVersion = function () {};
/**
* Writes the plan to reporter output stream.
*
* @abstract
* @param {number} ntests - Number of tests that are planned to run.
*/
TAPProducer.prototype.writePlan = function (ntests) {
println('%d..%d', 1, ntests);
};
/**
* Writes that test passed to reporter output stream.
*
* @abstract
* @param {number} n - Index of test that passed.
* @param {Test} test - Instance containing test information.
*/
TAPProducer.prototype.writePass = function (n, test) {
println('ok %d %s', n, title(test));
};
/**
* Writes that test was skipped to reporter output stream.
*
* @abstract
* @param {number} n - Index of test that was skipped.
* @param {Test} test - Instance containing test information.
*/
TAPProducer.prototype.writePending = function (n, test) {
println('ok %d %s # SKIP -', n, title(test));
};
/**
* Writes that test failed to reporter output stream.
*
* @abstract
* @param {number} n - Index of test that failed.
* @param {Test} test - Instance containing test information.
*/
TAPProducer.prototype.writeFail = function (n, test) {
println('not ok %d %s', n, title(test));
};
/**
* Writes the summary epilogue to reporter output stream.
*
* @abstract
* @param {Object} stats - Object containing run statistics.
*/
TAPProducer.prototype.writeEpilogue = function (stats) {
// :TBD: Why is this not counting pending tests?
println('# tests ' + (stats.passes + stats.failures));
println('# pass ' + stats.passes);
// :TBD: Why are we not showing pending results?
println('# fail ' + stats.failures);
this.writePlan(stats.passes + stats.failures + stats.pending);
};
/**
* @summary
* Constructs a new TAP12Producer.
*
* @description
* Produces output conforming to the TAP12 specification.
*
* @private
* @constructor
* @extends TAPProducer
* @see {@link https://testanything.org/tap-specification.html|Specification}
*/
function TAP12Producer() {
/**
* Writes that test failed to reporter output stream, with error formatting.
* @override
*/
this.writeFail = function (n, test, err) {
TAPProducer.prototype.writeFail.call(this, n, test, err);
if (err.message) {
println(err.message.replace(/^/gm, ' '));
}
if (err.stack) {
println(err.stack.replace(/^/gm, ' '));
}
};
}
/**
* Inherit from `TAPProducer.prototype`.
*/
inherits(TAP12Producer, TAPProducer);
/**
* @summary
* Constructs a new TAP13Producer.
*
* @description
* Produces output conforming to the TAP13 specification.
*
* @private
* @constructor
* @extends TAPProducer
* @see {@link https://testanything.org/tap-version-13-specification.html|Specification}
*/
function TAP13Producer() {
/**
* Writes the TAP version to reporter output stream.
* @override
*/
this.writeVersion = function () {
println('TAP version 13');
};
/**
* Writes that test failed to reporter output stream, with error formatting.
* @override
*/
this.writeFail = function (n, test, err) {
TAPProducer.prototype.writeFail.call(this, n, test, err);
var emitYamlBlock = err.message != null || err.stack != null;
if (emitYamlBlock) {
println(indent(1) + '---');
if (err.message) {
println(indent(2) + 'message: |-');
println(err.message.replace(/^/gm, indent(3)));
}
if (err.stack) {
println(indent(2) + 'stack: |-');
println(err.stack.replace(/^/gm, indent(3)));
}
println(indent(1) + '...');
}
};
function indent(level) {
return Array(level + 1).join(' ');
}
}
/**
* Inherit from `TAPProducer.prototype`.
*/
inherits(TAP13Producer, TAPProducer);
TAP.description = 'TAP-compatible output';
}(tap));
var json = {exports: {}};
var _polyfillNode_fs = {};
var _polyfillNode_fs$1 = /*#__PURE__*/Object.freeze({
__proto__: null,
'default': _polyfillNode_fs
});
var require$$2 = /*@__PURE__*/getAugmentedNamespace(_polyfillNode_fs$1);
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module JSON
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var fs = require$$2;
var path = require$$1;
const createUnsupportedError = errors$2.createUnsupportedError;
const utils = utils$3;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_TEST_END = constants.EVENT_TEST_END;
var EVENT_RUN_END = constants.EVENT_RUN_END;
/**
* Expose `JSON`.
*/
module.exports = JSONReporter;
/**
* Constructs a new `JSON` reporter instance.
*
* @public
* @class JSON
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function JSONReporter(runner, options = {}) {
Base.call(this, runner, options);
var self = this;
var tests = [];
var pending = [];
var failures = [];
var passes = [];
var output;
if (options.reporterOption && options.reporterOption.output) {
if (utils.isBrowser()) {
throw createUnsupportedError('file output not supported in browser');
}
output = options.reporterOption.output;
}
runner.on(EVENT_TEST_END, function (test) {
tests.push(test);
});
runner.on(EVENT_TEST_PASS, function (test) {
passes.push(test);
});
runner.on(EVENT_TEST_FAIL, function (test) {
failures.push(test);
});
runner.on(EVENT_TEST_PENDING, function (test) {
pending.push(test);
});
runner.once(EVENT_RUN_END, function () {
var obj = {
stats: self.stats,
tests: tests.map(clean),
pending: pending.map(clean),
failures: failures.map(clean),
passes: passes.map(clean)
};
runner.testResults = obj;
var json = JSON.stringify(obj, null, 2);
if (output) {
try {
fs.mkdirSync(path.dirname(output), {recursive: true});
fs.writeFileSync(output, json);
} catch (err) {
console.error(
`${Base.symbols.err} [mocha] writing output to "${output}" failed: ${err.message}\n`
);
process.stdout.write(json);
}
} else {
process.stdout.write(json);
}
});
}
/**
* Return a plain-object representation of `test`
* free of cyclic properties etc.
*
* @private
* @param {Object} test
* @return {Object}
*/
function clean(test) {
var err = test.err || {};
if (err instanceof Error) {
err = errorJSON(err);
}
return {
title: test.title,
fullTitle: test.fullTitle(),
file: test.file,
duration: test.duration,
currentRetry: test.currentRetry(),
speed: test.speed,
err: cleanCycles(err)
};
}
/**
* Replaces any circular references inside `obj` with '[object Object]'
*
* @private
* @param {Object} obj
* @return {Object}
*/
function cleanCycles(obj) {
var cache = [];
return JSON.parse(
JSON.stringify(obj, function (key, value) {
if (typeof value === 'object' && value !== null) {
if (cache.indexOf(value) !== -1) {
// Instead of going in a circle, we'll print [object Object]
return '' + value;
}
cache.push(value);
}
return value;
})
);
}
/**
* Transform an Error object into a JSON object.
*
* @private
* @param {Error} err
* @return {Object}
*/
function errorJSON(err) {
var res = {};
Object.getOwnPropertyNames(err).forEach(function (key) {
res[key] = err[key];
}, err);
return res;
}
JSONReporter.description = 'single JSON object';
}(json));
var html = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/* eslint-env browser */
/**
* @module HTML
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var utils = utils$3;
var escapeRe = escapeStringRegexp;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_SUITE_BEGIN = constants.EVENT_SUITE_BEGIN;
var EVENT_SUITE_END = constants.EVENT_SUITE_END;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var escape = utils.escape;
/**
* Save timer references to avoid Sinon interfering (see GH-237).
*/
var Date = commonjsGlobal.Date;
/**
* Expose `HTML`.
*/
module.exports = HTML;
/**
* Stats template: Result, progress, passes, failures, and duration.
*/
var statsTemplate =
'<ul id="mocha-stats">' +
'<li class="result"></li>' +
'<li class="progress-contain"><progress class="progress-element" max="100" value="0"></progress><svg class="progress-ring"><circle class="ring-flatlight" stroke-dasharray="100%,0%"/><circle class="ring-highlight" stroke-dasharray="0%,100%"/></svg><div class="progress-text">0%</div></li>' +
'<li class="passes"><a href="javascript:void(0);">passes:</a> <em>0</em></li>' +
'<li class="failures"><a href="javascript:void(0);">failures:</a> <em>0</em></li>' +
'<li class="duration">duration: <em>0</em>s</li>' +
'</ul>';
var playIcon = '&#x2023;';
/**
* Constructs a new `HTML` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function HTML(runner, options) {
Base.call(this, runner, options);
var self = this;
var stats = this.stats;
var stat = fragment(statsTemplate);
var items = stat.getElementsByTagName('li');
const resultIndex = 0;
const progressIndex = 1;
const passesIndex = 2;
const failuresIndex = 3;
const durationIndex = 4;
/** Stat item containing the root suite pass or fail indicator (hasFailures ? '✖' : '✓') */
var resultIndicator = items[resultIndex];
/** Passes text and count */
const passesStat = items[passesIndex];
/** Stat item containing the pass count (not the word, just the number) */
const passesCount = passesStat.getElementsByTagName('em')[0];
/** Stat item linking to filter to show only passing tests */
const passesLink = passesStat.getElementsByTagName('a')[0];
/** Failures text and count */
const failuresStat = items[failuresIndex];
/** Stat item containing the failure count (not the word, just the number) */
const failuresCount = failuresStat.getElementsByTagName('em')[0];
/** Stat item linking to filter to show only failing tests */
const failuresLink = failuresStat.getElementsByTagName('a')[0];
/** Stat item linking to the duration time (not the word or unit, just the number) */
var duration = items[durationIndex].getElementsByTagName('em')[0];
var report = fragment('<ul id="mocha-report"></ul>');
var stack = [report];
var progressText = items[progressIndex].getElementsByTagName('div')[0];
var progressBar = items[progressIndex].getElementsByTagName('progress')[0];
var progressRing = [
items[progressIndex].getElementsByClassName('ring-flatlight')[0],
items[progressIndex].getElementsByClassName('ring-highlight')[0]
];
var root = document.getElementById('mocha');
if (!root) {
return error('#mocha div missing, add it to your document');
}
// pass toggle
on(passesLink, 'click', function (evt) {
evt.preventDefault();
unhide();
var name = /pass/.test(report.className) ? '' : ' pass';
report.className = report.className.replace(/fail|pass/g, '') + name;
if (report.className.trim()) {
hideSuitesWithout('test pass');
}
});
// failure toggle
on(failuresLink, 'click', function (evt) {
evt.preventDefault();
unhide();
var name = /fail/.test(report.className) ? '' : ' fail';
report.className = report.className.replace(/fail|pass/g, '') + name;
if (report.className.trim()) {
hideSuitesWithout('test fail');
}
});
root.appendChild(stat);
root.appendChild(report);
runner.on(EVENT_SUITE_BEGIN, function (suite) {
if (suite.root) {
return;
}
// suite
var url = self.suiteURL(suite);
var el = fragment(
'<li class="suite"><h1><a href="%s">%s</a></h1></li>',
url,
escape(suite.title)
);
// container
stack[0].appendChild(el);
stack.unshift(document.createElement('ul'));
el.appendChild(stack[0]);
});
runner.on(EVENT_SUITE_END, function (suite) {
if (suite.root) {
if (stats.failures === 0) {
text(resultIndicator, '✓');
stat.className += ' pass';
}
updateStats();
return;
}
stack.shift();
});
runner.on(EVENT_TEST_PASS, function (test) {
var url = self.testURL(test);
var markup =
'<li class="test pass %e"><h2>%e<span class="duration">%ems</span> ' +
'<a href="%s" class="replay">' +
playIcon +
'</a></h2></li>';
var el = fragment(markup, test.speed, test.title, test.duration, url);
self.addCodeToggle(el, test.body);
appendToStack(el);
updateStats();
});
runner.on(EVENT_TEST_FAIL, function (test) {
// Update stat items
text(resultIndicator, '✖');
stat.className += ' fail';
var el = fragment(
'<li class="test fail"><h2>%e <a href="%e" class="replay">' +
playIcon +
'</a></h2></li>',
test.title,
self.testURL(test)
);
var stackString; // Note: Includes leading newline
var message = test.err.toString();
// <=IE7 stringifies to [Object Error]. Since it can be overloaded, we
// check for the result of the stringifying.
if (message === '[object Error]') {
message = test.err.message;
}
if (test.err.stack) {
var indexOfMessage = test.err.stack.indexOf(test.err.message);
if (indexOfMessage === -1) {
stackString = test.err.stack;
} else {
stackString = test.err.stack.slice(
test.err.message.length + indexOfMessage
);
}
} else if (test.err.sourceURL && test.err.line !== undefined) {
// Safari doesn't give you a stack. Let's at least provide a source line.
stackString = '\n(' + test.err.sourceURL + ':' + test.err.line + ')';
}
stackString = stackString || '';
if (test.err.htmlMessage && stackString) {
el.appendChild(
fragment(
'<div class="html-error">%s\n<pre class="error">%e</pre></div>',
test.err.htmlMessage,
stackString
)
);
} else if (test.err.htmlMessage) {
el.appendChild(
fragment('<div class="html-error">%s</div>', test.err.htmlMessage)
);
} else {
el.appendChild(
fragment('<pre class="error">%e%e</pre>', message, stackString)
);
}
self.addCodeToggle(el, test.body);
appendToStack(el);
updateStats();
});
runner.on(EVENT_TEST_PENDING, function (test) {
var el = fragment(
'<li class="test pass pending"><h2>%e</h2></li>',
test.title
);
appendToStack(el);
updateStats();
});
function appendToStack(el) {
// Don't call .appendChild if #mocha-report was already .shift()'ed off the stack.
if (stack[0]) {
stack[0].appendChild(el);
}
}
function updateStats() {
var percent = ((stats.tests / runner.total) * 100) | 0;
progressBar.value = percent;
if (progressText) {
// setting a toFixed that is too low, makes small changes to progress not shown
// setting it too high, makes the progress text longer then it needs to
// to address this, calculate the toFixed based on the magnitude of total
var decimalPlaces = Math.ceil(Math.log10(runner.total / 100));
text(
progressText,
percent.toFixed(Math.min(Math.max(decimalPlaces, 0), 100)) + '%'
);
}
if (progressRing) {
var radius = parseFloat(getComputedStyle(progressRing[0]).getPropertyValue('r'));
var wholeArc = Math.PI * 2 * radius;
var highlightArc = percent * (wholeArc / 100);
// The progress ring is in 2 parts, the flatlight color and highlight color.
// Rendering both on top of the other, seems to make a 3rd color on the edges.
// To create 1 whole ring with 2 colors, both parts are inverse of the other.
progressRing[0].style['stroke-dasharray'] = `0,${highlightArc}px,${wholeArc}px`;
progressRing[1].style['stroke-dasharray'] = `${highlightArc}px,${wholeArc}px`;
}
// update stats
var ms = new Date() - stats.start;
text(passesCount, stats.passes);
text(failuresCount, stats.failures);
text(duration, (ms / 1000).toFixed(2));
}
}
/**
* Makes a URL, preserving querystring ("search") parameters.
*
* @param {string} s
* @return {string} A new URL.
*/
function makeUrl(s) {
var search = window.location.search;
// Remove previous {grep, fgrep, invert} query parameters if present
if (search) {
search = search.replace(/[?&](?:f?grep|invert)=[^&\s]*/g, '').replace(/^&/, '?');
}
return (
window.location.pathname +
(search ? search + '&' : '?') +
'grep=' +
encodeURIComponent(s)
);
}
/**
* Provide suite URL.
*
* @param {Object} [suite]
*/
HTML.prototype.suiteURL = function (suite) {
return makeUrl('^' + escapeRe(suite.fullTitle()) + ' ');
};
/**
* Provide test URL.
*
* @param {Object} [test]
*/
HTML.prototype.testURL = function (test) {
return makeUrl('^' + escapeRe(test.fullTitle()) + '$');
};
/**
* Adds code toggle functionality for the provided test's list element.
*
* @param {HTMLLIElement} el
* @param {string} contents
*/
HTML.prototype.addCodeToggle = function (el, contents) {
var h2 = el.getElementsByTagName('h2')[0];
on(h2, 'click', function () {
pre.style.display = pre.style.display === 'none' ? 'block' : 'none';
});
var pre = fragment('<pre><code>%e</code></pre>', utils.clean(contents));
el.appendChild(pre);
pre.style.display = 'none';
};
/**
* Display error `msg`.
*
* @param {string} msg
*/
function error(msg) {
document.body.appendChild(fragment('<div id="mocha-error">%s</div>', msg));
}
/**
* Return a DOM fragment from `html`.
*
* @param {string} html
*/
function fragment(html) {
var args = arguments;
var div = document.createElement('div');
var i = 1;
div.innerHTML = html.replace(/%([se])/g, function (_, type) {
switch (type) {
case 's':
return String(args[i++]);
case 'e':
return escape(args[i++]);
// no default
}
});
return div.firstChild;
}
/**
* Check for suites that do not have elements
* with `classname`, and hide them.
*
* @param {text} classname
*/
function hideSuitesWithout(classname) {
var suites = document.getElementsByClassName('suite');
for (var i = 0; i < suites.length; i++) {
var els = suites[i].getElementsByClassName(classname);
if (!els.length) {
suites[i].className += ' hidden';
}
}
}
/**
* Unhide .hidden suites.
*/
function unhide() {
var els = document.getElementsByClassName('suite hidden');
while (els.length > 0) {
els[0].className = els[0].className.replace('suite hidden', 'suite');
}
}
/**
* Set an element's text contents.
*
* @param {HTMLElement} el
* @param {string} contents
*/
function text(el, contents) {
if (el.textContent) {
el.textContent = contents;
} else {
el.innerText = contents;
}
}
/**
* Listen on `event` with callback `fn`.
*/
function on(el, event, fn) {
if (el.addEventListener) {
el.addEventListener(event, fn, false);
} else {
el.attachEvent('on' + event, fn);
}
}
HTML.browserOnly = true;
}(html));
var list = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module List
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var inherits = utils$3.inherits;
var constants = runner.constants;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_TEST_BEGIN = constants.EVENT_TEST_BEGIN;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var color = Base.color;
var cursor = Base.cursor;
/**
* Expose `List`.
*/
module.exports = List;
/**
* Constructs a new `List` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function List(runner, options) {
Base.call(this, runner, options);
var self = this;
var n = 0;
runner.on(EVENT_RUN_BEGIN, function () {
Base.consoleLog();
});
runner.on(EVENT_TEST_BEGIN, function (test) {
process.stdout.write(color('pass', ' ' + test.fullTitle() + ': '));
});
runner.on(EVENT_TEST_PENDING, function (test) {
var fmt = color('checkmark', ' -') + color('pending', ' %s');
Base.consoleLog(fmt, test.fullTitle());
});
runner.on(EVENT_TEST_PASS, function (test) {
var fmt =
color('checkmark', ' ' + Base.symbols.ok) +
color('pass', ' %s: ') +
color(test.speed, '%dms');
cursor.CR();
Base.consoleLog(fmt, test.fullTitle(), test.duration);
});
runner.on(EVENT_TEST_FAIL, function (test) {
cursor.CR();
Base.consoleLog(color('fail', ' %d) %s'), ++n, test.fullTitle());
});
runner.once(EVENT_RUN_END, self.epilogue.bind(self));
}
/**
* Inherit from `Base.prototype`.
*/
inherits(List, Base);
List.description = 'like "spec" reporter but flat';
}(list));
var min = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Min
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var inherits = utils$3.inherits;
var constants = runner.constants;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
/**
* Expose `Min`.
*/
module.exports = Min;
/**
* Constructs a new `Min` reporter instance.
*
* @description
* This minimal test reporter is best used with '--watch'.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Min(runner, options) {
Base.call(this, runner, options);
runner.on(EVENT_RUN_BEGIN, function () {
// clear screen
process.stdout.write('\u001b[2J');
// set cursor position
process.stdout.write('\u001b[1;3H');
});
runner.once(EVENT_RUN_END, this.epilogue.bind(this));
}
/**
* Inherit from `Base.prototype`.
*/
inherits(Min, Base);
Min.description = 'essentially just a summary';
}(min));
var spec = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
* @typedef {import('../test.js')} Test
*/
/**
* @module Spec
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var constants = runner.constants;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_SUITE_BEGIN = constants.EVENT_SUITE_BEGIN;
var EVENT_SUITE_END = constants.EVENT_SUITE_END;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var inherits = utils$3.inherits;
var color = Base.color;
/**
* Expose `Spec`.
*/
module.exports = Spec;
/**
* Constructs a new `Spec` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Spec(runner, options) {
Base.call(this, runner, options);
var self = this;
var indents = 0;
var n = 0;
function indent() {
return Array(indents).join(' ');
}
runner.on(EVENT_RUN_BEGIN, function () {
Base.consoleLog();
});
runner.on(EVENT_SUITE_BEGIN, function (suite) {
++indents;
Base.consoleLog(color('suite', '%s%s'), indent(), suite.title);
});
runner.on(EVENT_SUITE_END, function () {
--indents;
if (indents === 1) {
Base.consoleLog();
}
});
runner.on(EVENT_TEST_PENDING, function (test) {
var fmt = indent() + color('pending', ' - %s');
Base.consoleLog(fmt, test.title);
});
runner.on(EVENT_TEST_PASS, function (test) {
var fmt;
if (test.speed === 'fast') {
fmt =
indent() +
color('checkmark', ' ' + Base.symbols.ok) +
color('pass', ' %s');
Base.consoleLog(fmt, test.title);
} else {
fmt =
indent() +
color('checkmark', ' ' + Base.symbols.ok) +
color('pass', ' %s') +
color(test.speed, ' (%dms)');
Base.consoleLog(fmt, test.title, test.duration);
}
});
runner.on(EVENT_TEST_FAIL, function (test) {
Base.consoleLog(indent() + color('fail', ' %d) %s'), ++n, test.title);
});
runner.once(EVENT_RUN_END, self.epilogue.bind(self));
}
/**
* Inherit from `Base.prototype`.
*/
inherits(Spec, Base);
Spec.description = 'hierarchical & verbose [default]';
}(spec));
var nyan = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Nyan
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var constants = runner.constants;
var inherits = utils$3.inherits;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
/**
* Expose `Dot`.
*/
module.exports = NyanCat;
/**
* Constructs a new `Nyan` reporter instance.
*
* @public
* @class Nyan
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function NyanCat(runner, options) {
Base.call(this, runner, options);
var self = this;
var width = (Base.window.width * 0.75) | 0;
var nyanCatWidth = (this.nyanCatWidth = 11);
this.colorIndex = 0;
this.numberOfLines = 4;
this.rainbowColors = self.generateColors();
this.scoreboardWidth = 5;
this.tick = 0;
this.trajectories = [[], [], [], []];
this.trajectoryWidthMax = width - nyanCatWidth;
runner.on(EVENT_RUN_BEGIN, function () {
Base.cursor.hide();
self.draw();
});
runner.on(EVENT_TEST_PENDING, function () {
self.draw();
});
runner.on(EVENT_TEST_PASS, function () {
self.draw();
});
runner.on(EVENT_TEST_FAIL, function () {
self.draw();
});
runner.once(EVENT_RUN_END, function () {
Base.cursor.show();
for (var i = 0; i < self.numberOfLines; i++) {
process.stdout.write('\n');
}
self.epilogue();
});
}
/**
* Inherit from `Base.prototype`.
*/
inherits(NyanCat, Base);
/**
* Draw the nyan cat
*
* @private
*/
NyanCat.prototype.draw = function () {
this.appendRainbow();
this.drawScoreboard();
this.drawRainbow();
this.drawNyanCat();
this.tick = !this.tick;
};
/**
* Draw the "scoreboard" showing the number
* of passes, failures and pending tests.
*
* @private
*/
NyanCat.prototype.drawScoreboard = function () {
var stats = this.stats;
function draw(type, n) {
process.stdout.write(' ');
process.stdout.write(Base.color(type, n));
process.stdout.write('\n');
}
draw('green', stats.passes);
draw('fail', stats.failures);
draw('pending', stats.pending);
process.stdout.write('\n');
this.cursorUp(this.numberOfLines);
};
/**
* Append the rainbow.
*
* @private
*/
NyanCat.prototype.appendRainbow = function () {
var segment = this.tick ? '_' : '-';
var rainbowified = this.rainbowify(segment);
for (var index = 0; index < this.numberOfLines; index++) {
var trajectory = this.trajectories[index];
if (trajectory.length >= this.trajectoryWidthMax) {
trajectory.shift();
}
trajectory.push(rainbowified);
}
};
/**
* Draw the rainbow.
*
* @private
*/
NyanCat.prototype.drawRainbow = function () {
var self = this;
this.trajectories.forEach(function (line) {
process.stdout.write('\u001b[' + self.scoreboardWidth + 'C');
process.stdout.write(line.join(''));
process.stdout.write('\n');
});
this.cursorUp(this.numberOfLines);
};
/**
* Draw the nyan cat
*
* @private
*/
NyanCat.prototype.drawNyanCat = function () {
var self = this;
var startWidth = this.scoreboardWidth + this.trajectories[0].length;
var dist = '\u001b[' + startWidth + 'C';
var padding = '';
process.stdout.write(dist);
process.stdout.write('_,------,');
process.stdout.write('\n');
process.stdout.write(dist);
padding = self.tick ? ' ' : ' ';
process.stdout.write('_|' + padding + '/\\_/\\ ');
process.stdout.write('\n');
process.stdout.write(dist);
padding = self.tick ? '_' : '__';
var tail = self.tick ? '~' : '^';
process.stdout.write(tail + '|' + padding + this.face() + ' ');
process.stdout.write('\n');
process.stdout.write(dist);
padding = self.tick ? ' ' : ' ';
process.stdout.write(padding + '"" "" ');
process.stdout.write('\n');
this.cursorUp(this.numberOfLines);
};
/**
* Draw nyan cat face.
*
* @private
* @return {string}
*/
NyanCat.prototype.face = function () {
var stats = this.stats;
if (stats.failures) {
return '( x .x)';
} else if (stats.pending) {
return '( o .o)';
} else if (stats.passes) {
return '( ^ .^)';
}
return '( - .-)';
};
/**
* Move cursor up `n`.
*
* @private
* @param {number} n
*/
NyanCat.prototype.cursorUp = function (n) {
process.stdout.write('\u001b[' + n + 'A');
};
/**
* Move cursor down `n`.
*
* @private
* @param {number} n
*/
NyanCat.prototype.cursorDown = function (n) {
process.stdout.write('\u001b[' + n + 'B');
};
/**
* Generate rainbow colors.
*
* @private
* @return {Array}
*/
NyanCat.prototype.generateColors = function () {
var colors = [];
for (var i = 0; i < 6 * 7; i++) {
var pi3 = Math.floor(Math.PI / 3);
var n = i * (1.0 / 6);
var r = Math.floor(3 * Math.sin(n) + 3);
var g = Math.floor(3 * Math.sin(n + 2 * pi3) + 3);
var b = Math.floor(3 * Math.sin(n + 4 * pi3) + 3);
colors.push(36 * r + 6 * g + b + 16);
}
return colors;
};
/**
* Apply rainbow to the given `str`.
*
* @private
* @param {string} str
* @return {string}
*/
NyanCat.prototype.rainbowify = function (str) {
if (!Base.useColors) {
return str;
}
var color = this.rainbowColors[this.colorIndex % this.rainbowColors.length];
this.colorIndex += 1;
return '\u001b[38;5;' + color + 'm' + str + '\u001b[0m';
};
NyanCat.description = '"nyan cat"';
}(nyan));
var xunit = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
* @typedef {import('../test.js')} Test
*/
/**
* @module XUnit
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var utils = utils$3;
var fs = require$$2;
var path = require$$1;
var errors = errors$2;
var createUnsupportedError = errors.createUnsupportedError;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var STATE_FAILED = runnable.constants.STATE_FAILED;
var inherits = utils.inherits;
var escape = utils.escape;
/**
* Save timer references to avoid Sinon interfering (see GH-237).
*/
var Date = commonjsGlobal.Date;
/**
* Expose `XUnit`.
*/
module.exports = XUnit;
/**
* Constructs a new `XUnit` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function XUnit(runner, options) {
Base.call(this, runner, options);
var stats = this.stats;
var tests = [];
var self = this;
// the name of the test suite, as it will appear in the resulting XML file
var suiteName;
// the default name of the test suite if none is provided
var DEFAULT_SUITE_NAME = 'Mocha Tests';
if (options && options.reporterOptions) {
if (options.reporterOptions.output) {
if (!fs.createWriteStream) {
throw createUnsupportedError('file output not supported in browser');
}
fs.mkdirSync(path.dirname(options.reporterOptions.output), {
recursive: true
});
self.fileStream = fs.createWriteStream(options.reporterOptions.output);
}
// get the suite name from the reporter options (if provided)
suiteName = options.reporterOptions.suiteName;
}
// fall back to the default suite name
suiteName = suiteName || DEFAULT_SUITE_NAME;
runner.on(EVENT_TEST_PENDING, function (test) {
tests.push(test);
});
runner.on(EVENT_TEST_PASS, function (test) {
tests.push(test);
});
runner.on(EVENT_TEST_FAIL, function (test) {
tests.push(test);
});
runner.once(EVENT_RUN_END, function () {
self.write(
tag(
'testsuite',
{
name: suiteName,
tests: stats.tests,
failures: 0,
errors: stats.failures,
skipped: stats.tests - stats.failures - stats.passes,
timestamp: new Date().toUTCString(),
time: stats.duration / 1000 || 0
},
false
)
);
tests.forEach(function (t) {
self.test(t, options);
});
self.write('</testsuite>');
});
}
/**
* Inherit from `Base.prototype`.
*/
inherits(XUnit, Base);
/**
* Override done to close the stream (if it's a file).
*
* @param failures
* @param {Function} fn
*/
XUnit.prototype.done = function (failures, fn) {
if (this.fileStream) {
this.fileStream.end(function () {
fn(failures);
});
} else {
fn(failures);
}
};
/**
* Write out the given line.
*
* @param {string} line
*/
XUnit.prototype.write = function (line) {
if (this.fileStream) {
this.fileStream.write(line + '\n');
} else if (typeof process === 'object' && process.stdout) {
process.stdout.write(line + '\n');
} else {
Base.consoleLog(line);
}
};
/**
* Output tag for the given `test.`
*
* @param {Test} test
*/
XUnit.prototype.test = function (test, options) {
Base.useColors = false;
var attrs = {
classname: test.parent.fullTitle(),
name: test.title,
file: testFilePath(test.file, options),
time: test.duration / 1000 || 0
};
if (test.state === STATE_FAILED) {
var err = test.err;
var diff =
!Base.hideDiff && Base.showDiff(err)
? '\n' + Base.generateDiff(err.actual, err.expected)
: '';
this.write(
tag(
'testcase',
attrs,
false,
tag(
'failure',
{},
false,
escape(err.message) + escape(diff) + '\n' + escape(err.stack)
)
)
);
} else if (test.isPending()) {
this.write(tag('testcase', attrs, false, tag('skipped', {}, true)));
} else {
this.write(tag('testcase', attrs, true));
}
};
/**
* HTML tag helper.
*
* @param name
* @param attrs
* @param close
* @param content
* @return {string}
*/
function tag(name, attrs, close, content) {
var end = close ? '/>' : '>';
var pairs = [];
var tag;
for (var key in attrs) {
if (Object.prototype.hasOwnProperty.call(attrs, key)) {
pairs.push(key + '="' + escape(attrs[key]) + '"');
}
}
tag = '<' + name + (pairs.length ? ' ' + pairs.join(' ') : '') + end;
if (content) {
tag += content + '</' + name + end;
}
return tag;
}
function testFilePath(filepath, options) {
if (options && options.reporterOptions && options.reporterOptions.showRelativePaths) {
return path.relative(process.cwd(), filepath);
}
return filepath;
}
XUnit.description = 'XUnit-compatible XML output';
}(xunit));
var markdown = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Markdown
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var utils = utils$3;
var constants = runner.constants;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_SUITE_BEGIN = constants.EVENT_SUITE_BEGIN;
var EVENT_SUITE_END = constants.EVENT_SUITE_END;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
/**
* Constants
*/
var SUITE_PREFIX = '$';
/**
* Expose `Markdown`.
*/
module.exports = Markdown;
/**
* Constructs a new `Markdown` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Markdown(runner, options) {
Base.call(this, runner, options);
var level = 0;
var buf = '';
function title(str) {
return Array(level).join('#') + ' ' + str;
}
function mapTOC(suite, obj) {
var ret = obj;
var key = SUITE_PREFIX + suite.title;
obj = obj[key] = obj[key] || {suite};
suite.suites.forEach(function (suite) {
mapTOC(suite, obj);
});
return ret;
}
function stringifyTOC(obj, level) {
++level;
var buf = '';
var link;
for (var key in obj) {
if (key === 'suite') {
continue;
}
if (key !== SUITE_PREFIX) {
link = ' - [' + key.substring(1) + ']';
link += '(#' + utils.slug(obj[key].suite.fullTitle()) + ')\n';
buf += Array(level).join(' ') + link;
}
buf += stringifyTOC(obj[key], level);
}
return buf;
}
function generateTOC(suite) {
var obj = mapTOC(suite, {});
return stringifyTOC(obj, 0);
}
generateTOC(runner.suite);
runner.on(EVENT_SUITE_BEGIN, function (suite) {
++level;
var slug = utils.slug(suite.fullTitle());
buf += '<a name="' + slug + '"></a>' + '\n';
buf += title(suite.title) + '\n';
});
runner.on(EVENT_SUITE_END, function () {
--level;
});
runner.on(EVENT_TEST_PASS, function (test) {
var code = utils.clean(test.body);
buf += test.title + '.\n';
buf += '\n```js\n';
buf += code + '\n';
buf += '```\n\n';
});
runner.once(EVENT_RUN_END, function () {
process.stdout.write('# TOC\n');
process.stdout.write(generateTOC(runner.suite));
process.stdout.write(buf);
});
}
Markdown.description = 'GitHub Flavored Markdown';
}(markdown));
var progress = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Progress
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var constants = runner.constants;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_TEST_END = constants.EVENT_TEST_END;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var inherits = utils$3.inherits;
var color = Base.color;
var cursor = Base.cursor;
/**
* Expose `Progress`.
*/
module.exports = Progress;
/**
* General progress bar color.
*/
Base.colors.progress = 90;
/**
* Constructs a new `Progress` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Progress(runner, options) {
Base.call(this, runner, options);
var self = this;
var width = (Base.window.width * 0.5) | 0;
var total = runner.total;
var complete = 0;
var lastN = -1;
// default chars
options = options || {};
var reporterOptions = options.reporterOptions || {};
options.open = reporterOptions.open || '[';
options.complete = reporterOptions.complete || '▬';
options.incomplete = reporterOptions.incomplete || Base.symbols.dot;
options.close = reporterOptions.close || ']';
options.verbose = reporterOptions.verbose || false;
// tests started
runner.on(EVENT_RUN_BEGIN, function () {
process.stdout.write('\n');
cursor.hide();
});
// tests complete
runner.on(EVENT_TEST_END, function () {
complete++;
var percent = complete / total;
var n = (width * percent) | 0;
var i = width - n;
if (n === lastN && !options.verbose) {
// Don't re-render the line if it hasn't changed
return;
}
lastN = n;
cursor.CR();
process.stdout.write('\u001b[J');
process.stdout.write(color('progress', ' ' + options.open));
process.stdout.write(Array(n).join(options.complete));
process.stdout.write(Array(i).join(options.incomplete));
process.stdout.write(color('progress', options.close));
if (options.verbose) {
process.stdout.write(color('progress', ' ' + complete + ' of ' + total));
}
});
// tests are complete, output some stats
// and the failures if any
runner.once(EVENT_RUN_END, function () {
cursor.show();
process.stdout.write('\n');
self.epilogue();
});
}
/**
* Inherit from `Base.prototype`.
*/
inherits(Progress, Base);
Progress.description = 'a progress bar';
}(progress));
var landing = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
*/
/**
* @module Landing
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var inherits = utils$3.inherits;
var constants = runner.constants;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_TEST_END = constants.EVENT_TEST_END;
var STATE_FAILED = runnable.constants.STATE_FAILED;
var cursor = Base.cursor;
var color = Base.color;
/**
* Expose `Landing`.
*/
module.exports = Landing;
/**
* Airplane color.
*/
Base.colors.plane = 0;
/**
* Airplane crash color.
*/
Base.colors['plane crash'] = 31;
/**
* Runway color.
*/
Base.colors.runway = 90;
/**
* Constructs a new `Landing` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function Landing(runner, options) {
Base.call(this, runner, options);
var self = this;
var width = (Base.window.width * 0.75) | 0;
var stream = process.stdout;
var plane = color('plane', '✈');
var crashed = -1;
var n = 0;
var total = 0;
function runway() {
var buf = Array(width).join('-');
return ' ' + color('runway', buf);
}
runner.on(EVENT_RUN_BEGIN, function () {
stream.write('\n\n\n ');
cursor.hide();
});
runner.on(EVENT_TEST_END, function (test) {
// check if the plane crashed
var col = crashed === -1 ? ((width * ++n) / ++total) | 0 : crashed;
// show the crash
if (test.state === STATE_FAILED) {
plane = color('plane crash', '✈');
crashed = col;
}
// render landing strip
stream.write('\u001b[' + (width + 1) + 'D\u001b[2A');
stream.write(runway());
stream.write('\n ');
stream.write(color('runway', Array(col).join('⋅')));
stream.write(plane);
stream.write(color('runway', Array(width - col).join('⋅') + '\n'));
stream.write(runway());
stream.write('\u001b[0m');
});
runner.once(EVENT_RUN_END, function () {
cursor.show();
process.stdout.write('\n');
self.epilogue();
});
// if cursor is hidden when we ctrl-C, then it will remain hidden unless...
process.once('SIGINT', function () {
cursor.show();
nextTick$1(function () {
process.kill(process.pid, 'SIGINT');
});
});
}
/**
* Inherit from `Base.prototype`.
*/
inherits(Landing, Base);
Landing.description = 'Unicode landing strip';
}(landing));
var jsonStream = {exports: {}};
(function (module, exports) {
/**
* @typedef {import('../runner.js')} Runner
* @typedef {import('../test.js')} Test
*/
/**
* @module JSONStream
*/
/**
* Module dependencies.
*/
var Base = base$1.exports;
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_RUN_END = constants.EVENT_RUN_END;
/**
* Expose `JSONStream`.
*/
module.exports = JSONStream;
/**
* Constructs a new `JSONStream` reporter instance.
*
* @public
* @class
* @memberof Mocha.reporters
* @extends Mocha.reporters.Base
* @param {Runner} runner - Instance triggers reporter actions.
* @param {Object} [options] - runner options
*/
function JSONStream(runner, options) {
Base.call(this, runner, options);
var self = this;
var total = runner.total;
runner.once(EVENT_RUN_BEGIN, function () {
writeEvent(['start', {total}]);
});
runner.on(EVENT_TEST_PASS, function (test) {
writeEvent(['pass', clean(test)]);
});
runner.on(EVENT_TEST_FAIL, function (test, err) {
test = clean(test);
test.err = err.message;
test.stack = err.stack || null;
writeEvent(['fail', test]);
});
runner.once(EVENT_RUN_END, function () {
writeEvent(['end', self.stats]);
});
}
/**
* Writes Mocha event to reporter output stream.
*
* @private
* @param {unknown[]} event - Mocha event to be output.
*/
function writeEvent(event) {
process.stdout.write(JSON.stringify(event) + '\n');
}
/**
* Returns an object literal representation of `test`
* free of cyclic properties, etc.
*
* @private
* @param {Test} test - Instance used as data source.
* @return {Object} object containing pared-down test instance data
*/
function clean(test) {
return {
title: test.title,
fullTitle: test.fullTitle(),
file: test.file,
duration: test.duration,
currentRetry: test.currentRetry(),
speed: test.speed
};
}
JSONStream.description = 'newline delimited JSON events';
}(jsonStream));
(function (exports) {
// Alias exports to a their normalized format Mocha#reporter to prevent a need
// for dynamic (try/catch) requires, which Browserify doesn't handle.
exports.Base = exports.base = base$1.exports;
exports.Dot = exports.dot = dot.exports;
exports.Doc = exports.doc = doc.exports;
exports.TAP = exports.tap = tap.exports;
exports.JSON = exports.json = json.exports;
exports.HTML = exports.html = html.exports;
exports.List = exports.list = list.exports;
exports.Min = exports.min = min.exports;
exports.Spec = exports.spec = spec.exports;
exports.Nyan = exports.nyan = nyan.exports;
exports.XUnit = exports.xunit = xunit.exports;
exports.Markdown = exports.markdown = markdown.exports;
exports.Progress = exports.progress = progress.exports;
exports.Landing = exports.landing = landing.exports;
exports.JSONStream = exports['json-stream'] = jsonStream.exports;
}(reporters));
var diff = true;
var extension = [
"js",
"cjs",
"mjs"
];
var reporter = "spec";
var slow = 75;
var timeout = 2000;
var ui = "bdd";
var require$$4 = {
diff: diff,
extension: extension,
"package": "./package.json",
reporter: reporter,
slow: slow,
timeout: timeout,
ui: ui,
"watch-ignore": [
"node_modules",
".git"
]
};
/**
* @typedef {import('./types.d.ts').StatsCollector} StatsCollector
* @typedef {import('./runner.js')} Runner
*/
/**
* Provides a factory function for a {@link StatsCollector} object.
* @module
*/
var constants = runner.constants;
var EVENT_TEST_PASS = constants.EVENT_TEST_PASS;
var EVENT_TEST_FAIL = constants.EVENT_TEST_FAIL;
var EVENT_SUITE_BEGIN = constants.EVENT_SUITE_BEGIN;
var EVENT_RUN_BEGIN = constants.EVENT_RUN_BEGIN;
var EVENT_TEST_PENDING = constants.EVENT_TEST_PENDING;
var EVENT_RUN_END = constants.EVENT_RUN_END;
var EVENT_TEST_END = constants.EVENT_TEST_END;
var Date$2 = commonjsGlobal.Date;
/**
* Provides stats such as test duration, number of tests passed / failed etc., by listening for events emitted by `runner`.
*
* @private
* @param {Runner} runner - Runner instance
* @throws {TypeError} If falsy `runner`
*/
function createStatsCollector(runner) {
/**
* @type {StatsCollector}
*/
var stats = {
suites: 0,
tests: 0,
passes: 0,
pending: 0,
failures: 0
};
if (!runner) {
throw new TypeError('Missing runner argument');
}
runner.stats = stats;
runner.once(EVENT_RUN_BEGIN, function () {
stats.start = new Date$2();
});
runner.on(EVENT_SUITE_BEGIN, function (suite) {
suite.root || stats.suites++;
});
runner.on(EVENT_TEST_PASS, function () {
stats.passes++;
});
runner.on(EVENT_TEST_FAIL, function () {
stats.failures++;
});
runner.on(EVENT_TEST_PENDING, function () {
stats.pending++;
});
runner.on(EVENT_TEST_END, function () {
stats.tests++;
});
runner.once(EVENT_RUN_END, function () {
stats.end = new Date$2();
stats.duration = stats.end - stats.start;
});
}
var statsCollector = createStatsCollector;
var interfaces = {};
var bdd = {exports: {}};
var Runnable = runnable;
var utils = utils$3;
var errors$1 = errors$2;
var createInvalidArgumentTypeError = errors$1.createInvalidArgumentTypeError;
var isString = utils.isString;
const {MOCHA_ID_PROP_NAME} = utils.constants;
var test = Test$4;
/**
* Initialize a new `Test` with the given `title` and callback `fn`.
*
* @public
* @class
* @extends Runnable
* @param {String} title - Test title (required)
* @param {Function} [fn] - Test callback. If omitted, the Test is considered "pending"
*/
function Test$4(title, fn) {
if (!isString(title)) {
throw createInvalidArgumentTypeError(
'Test argument "title" should be a string. Received type "' +
typeof title +
'"',
'title',
'string'
);
}
this.type = 'test';
Runnable.call(this, title, fn);
this.reset();
}
/**
* Inherit from `Runnable.prototype`.
*/
utils.inherits(Test$4, Runnable);
/**
* Resets the state initially or for a next run.
*/
Test$4.prototype.reset = function () {
Runnable.prototype.reset.call(this);
this.pending = !this.fn;
delete this.state;
};
/**
* Set or get retried test
*
* @private
*/
Test$4.prototype.retriedTest = function (n) {
if (!arguments.length) {
return this._retriedTest;
}
this._retriedTest = n;
};
/**
* Add test to the list of tests marked `only`.
*
* @private
*/
Test$4.prototype.markOnly = function () {
this.parent.appendOnlyTest(this);
};
Test$4.prototype.clone = function () {
var test = new Test$4(this.title, this.fn);
test.timeout(this.timeout());
test.slow(this.slow());
test.retries(this.retries());
test.currentRetry(this.currentRetry());
test.retriedTest(this.retriedTest() || this);
test.globals(this.globals());
test.parent = this.parent;
test.file = this.file;
test.ctx = this.ctx;
return test;
};
/**
* Returns an minimal object suitable for transmission over IPC.
* Functions are represented by keys beginning with `$$`.
* @private
* @returns {Object}
*/
Test$4.prototype.serialize = function serialize() {
return {
$$currentRetry: this._currentRetry,
$$fullTitle: this.fullTitle(),
$$isPending: Boolean(this.pending),
$$retriedTest: this._retriedTest || null,
$$slow: this._slow,
$$titlePath: this.titlePath(),
body: this.body,
duration: this.duration,
err: this.err,
parent: {
$$fullTitle: this.parent.fullTitle(),
[MOCHA_ID_PROP_NAME]: this.parent.id
},
speed: this.speed,
state: this.state,
title: this.title,
type: this.type,
file: this.file,
[MOCHA_ID_PROP_NAME]: this.id
};
};
/**
* @typedef {import('../context.js')} Context
* @typedef {import('../mocha.js')} Mocha
*/
/**
@module interfaces/common
*/
var Suite$1 = suite.exports;
var errors = errors$2;
var createMissingArgumentError = errors.createMissingArgumentError;
var createUnsupportedError = errors.createUnsupportedError;
var createForbiddenExclusivityError = errors.createForbiddenExclusivityError;
/**
* Functions common to more than one interface.
*
* @private
* @param {Suite[]} suites
* @param {Context} context
* @param {Mocha} mocha
* @return {Object} An object containing common functions.
*/
var common = function (suites, context, mocha) {
/**
* Check if the suite should be tested.
*
* @private
* @param {Suite} suite - suite to check
* @returns {boolean}
*/
function shouldBeTested(suite) {
return (
!mocha.options.grep ||
(mocha.options.grep &&
mocha.options.grep.test(suite.fullTitle()) &&
!mocha.options.invert)
);
}
return {
/**
* This is only present if flag --delay is passed into Mocha. It triggers
* root suite execution.
*
* @param {Suite} suite The root suite.
* @return {Function} A function which runs the root suite
*/
runWithSuite: function runWithSuite(suite) {
return function run() {
suite.run();
};
},
/**
* Execute before running tests.
*
* @param {string} name
* @param {Function} fn
*/
before: function (name, fn) {
return suites[0].beforeAll(name, fn);
},
/**
* Execute after running tests.
*
* @param {string} name
* @param {Function} fn
*/
after: function (name, fn) {
return suites[0].afterAll(name, fn);
},
/**
* Execute before each test case.
*
* @param {string} name
* @param {Function} fn
*/
beforeEach: function (name, fn) {
return suites[0].beforeEach(name, fn);
},
/**
* Execute after each test case.
*
* @param {string} name
* @param {Function} fn
*/
afterEach: function (name, fn) {
return suites[0].afterEach(name, fn);
},
suite: {
/**
* Create an exclusive Suite; convenience function
* See docstring for create() below.
*
* @param {Object} opts
* @returns {Suite}
*/
only: function only(opts) {
if (mocha.options.forbidOnly) {
throw createForbiddenExclusivityError(mocha);
}
opts.isOnly = true;
return this.create(opts);
},
/**
* Create a Suite, but skip it; convenience function
* See docstring for create() below.
*
* @param {Object} opts
* @returns {Suite}
*/
skip: function skip(opts) {
opts.pending = true;
return this.create(opts);
},
/**
* Creates a suite.
*
* @param {Object} opts Options
* @param {string} opts.title Title of Suite
* @param {Function} [opts.fn] Suite Function (not always applicable)
* @param {boolean} [opts.pending] Is Suite pending?
* @param {string} [opts.file] Filepath where this Suite resides
* @param {boolean} [opts.isOnly] Is Suite exclusive?
* @returns {Suite}
*/
create: function create(opts) {
var suite = Suite$1.create(suites[0], opts.title);
suite.pending = Boolean(opts.pending);
suite.file = opts.file;
suites.unshift(suite);
if (opts.isOnly) {
suite.markOnly();
}
if (
suite.pending &&
mocha.options.forbidPending &&
shouldBeTested(suite)
) {
throw createUnsupportedError('Pending test forbidden');
}
if (typeof opts.fn === 'function') {
opts.fn.call(suite);
suites.shift();
} else if (typeof opts.fn === 'undefined' && !suite.pending) {
throw createMissingArgumentError(
'Suite "' +
suite.fullTitle() +
'" was defined but no callback was supplied. ' +
'Supply a callback or explicitly skip the suite.',
'callback',
'function'
);
} else if (!opts.fn && suite.pending) {
suites.shift();
}
return suite;
}
},
test: {
/**
* Exclusive test-case.
*
* @param {Object} mocha
* @param {Function} test
* @returns {*}
*/
only: function (mocha, test) {
if (mocha.options.forbidOnly) {
throw createForbiddenExclusivityError(mocha);
}
test.markOnly();
return test;
},
/**
* Pending test case.
*
* @param {string} title
*/
skip: function (title) {
context.test(title);
}
}
};
};
/**
* @typedef {import('../suite.js')} Suite
*/
var Test$3 = test;
var EVENT_FILE_PRE_REQUIRE$2 =
suite.exports.constants.EVENT_FILE_PRE_REQUIRE;
/**
* BDD-style interface:
*
* describe('Array', function() {
* describe('#indexOf()', function() {
* it('should return -1 when not present', function() {
* // ...
* });
*
* it('should return the index when present', function() {
* // ...
* });
* });
* });
*
* @param {Suite} suite Root suite.
*/
bdd.exports = function bddInterface(suite) {
var suites = [suite];
suite.on(EVENT_FILE_PRE_REQUIRE$2, function (context, file, mocha) {
var common$1 = common(suites, context, mocha);
context.before = common$1.before;
context.after = common$1.after;
context.beforeEach = common$1.beforeEach;
context.afterEach = common$1.afterEach;
context.run = mocha.options.delay && common$1.runWithSuite(suite);
/**
* Describe a "suite" with the given `title`
* and callback `fn` containing nested suites
* and/or tests.
*/
context.describe = context.context = function (title, fn) {
return common$1.suite.create({
title,
file,
fn
});
};
/**
* Pending describe.
*/
context.xdescribe =
context.xcontext =
context.describe.skip =
function (title, fn) {
return common$1.suite.skip({
title,
file,
fn
});
};
/**
* Exclusive suite.
*/
context.describe.only = function (title, fn) {
return common$1.suite.only({
title,
file,
fn
});
};
/**
* Describe a specification or test-case
* with the given `title` and callback `fn`
* acting as a thunk.
*/
context.it = context.specify = function (title, fn) {
var suite = suites[0];
if (suite.isPending()) {
fn = null;
}
var test = new Test$3(title, fn);
test.file = file;
suite.addTest(test);
return test;
};
/**
* Exclusive test-case.
*/
context.it.only = function (title, fn) {
return common$1.test.only(mocha, context.it(title, fn));
};
/**
* Pending test case.
*/
context.xit =
context.xspecify =
context.it.skip =
function (title) {
return context.it(title);
};
});
};
bdd.exports.description = 'BDD or RSpec style [default]';
var tdd = {exports: {}};
/**
* @typedef {import('../suite.js')} Suite
*/
var Test$2 = test;
var EVENT_FILE_PRE_REQUIRE$1 =
suite.exports.constants.EVENT_FILE_PRE_REQUIRE;
/**
* TDD-style interface:
*
* suite('Array', function() {
* suite('#indexOf()', function() {
* suiteSetup(function() {
*
* });
*
* test('should return -1 when not present', function() {
*
* });
*
* test('should return the index when present', function() {
*
* });
*
* suiteTeardown(function() {
*
* });
* });
* });
*
* @param {Suite} suite Root suite.
*/
tdd.exports = function (suite) {
var suites = [suite];
suite.on(EVENT_FILE_PRE_REQUIRE$1, function (context, file, mocha) {
var common$1 = common(suites, context, mocha);
context.setup = common$1.beforeEach;
context.teardown = common$1.afterEach;
context.suiteSetup = common$1.before;
context.suiteTeardown = common$1.after;
context.run = mocha.options.delay && common$1.runWithSuite(suite);
/**
* Describe a "suite" with the given `title` and callback `fn` containing
* nested suites and/or tests.
*/
context.suite = function (title, fn) {
return common$1.suite.create({
title,
file,
fn
});
};
/**
* Pending suite.
*/
context.suite.skip = function (title, fn) {
return common$1.suite.skip({
title,
file,
fn
});
};
/**
* Exclusive test-case.
*/
context.suite.only = function (title, fn) {
return common$1.suite.only({
title,
file,
fn
});
};
/**
* Describe a specification or test-case with the given `title` and
* callback `fn` acting as a thunk.
*/
context.test = function (title, fn) {
var suite = suites[0];
if (suite.isPending()) {
fn = null;
}
var test = new Test$2(title, fn);
test.file = file;
suite.addTest(test);
return test;
};
/**
* Exclusive test-case.
*/
context.test.only = function (title, fn) {
return common$1.test.only(mocha, context.test(title, fn));
};
context.test.skip = common$1.test.skip;
});
};
tdd.exports.description =
'traditional "suite"/"test" instead of BDD\'s "describe"/"it"';
var qunit = {exports: {}};
/**
* @typedef {import('../suite.js')} Suite
*/
var Test$1 = test;
var EVENT_FILE_PRE_REQUIRE =
suite.exports.constants.EVENT_FILE_PRE_REQUIRE;
/**
* QUnit-style interface:
*
* suite('Array');
*
* test('#length', function() {
* var arr = [1,2,3];
* ok(arr.length == 3);
* });
*
* test('#indexOf()', function() {
* var arr = [1,2,3];
* ok(arr.indexOf(1) == 0);
* ok(arr.indexOf(2) == 1);
* ok(arr.indexOf(3) == 2);
* });
*
* suite('String');
*
* test('#length', function() {
* ok('foo'.length == 3);
* });
*
* @param {Suite} suite Root suite.
*/
qunit.exports = function qUnitInterface(suite) {
var suites = [suite];
suite.on(EVENT_FILE_PRE_REQUIRE, function (context, file, mocha) {
var common$1 = common(suites, context, mocha);
context.before = common$1.before;
context.after = common$1.after;
context.beforeEach = common$1.beforeEach;
context.afterEach = common$1.afterEach;
context.run = mocha.options.delay && common$1.runWithSuite(suite);
/**
* Describe a "suite" with the given `title`.
*/
context.suite = function (title) {
if (suites.length > 1) {
suites.shift();
}
return common$1.suite.create({
title,
file,
fn: false
});
};
/**
* Exclusive Suite.
*/
context.suite.only = function (title) {
if (suites.length > 1) {
suites.shift();
}
return common$1.suite.only({
title,
file,
fn: false
});
};
/**
* Describe a specification or test-case
* with the given `title` and callback `fn`
* acting as a thunk.
*/
context.test = function (title, fn) {
var test = new Test$1(title, fn);
test.file = file;
suites[0].addTest(test);
return test;
};
/**
* Exclusive test-case.
*/
context.test.only = function (title, fn) {
return common$1.test.only(mocha, context.test(title, fn));
};
context.test.skip = common$1.test.skip;
});
};
qunit.exports.description = 'QUnit style';
var exports$1 = {exports: {}};
var Suite = suite.exports;
var Test = test;
/**
* Exports-style (as Node.js module) interface:
*
* exports.Array = {
* '#indexOf()': {
* 'should return -1 when the value is not present': function() {
*
* },
*
* 'should return the correct index when the value is present': function() {
*
* }
* }
* };
*
* @param {Suite} suite Root suite.
*/
exports$1.exports = function (suite) {
var suites = [suite];
suite.on(Suite.constants.EVENT_FILE_REQUIRE, visit);
function visit(obj, file) {
var suite;
for (var key in obj) {
if (typeof obj[key] === 'function') {
var fn = obj[key];
switch (key) {
case 'before':
suites[0].beforeAll(fn);
break;
case 'after':
suites[0].afterAll(fn);
break;
case 'beforeEach':
suites[0].beforeEach(fn);
break;
case 'afterEach':
suites[0].afterEach(fn);
break;
default:
var test = new Test(key, fn);
test.file = file;
suites[0].addTest(test);
}
} else {
suite = Suite.create(suites[0], key);
suites.unshift(suite);
visit(obj[key], file);
suites.shift();
}
}
}
};
exports$1.exports.description = 'Node.js module ("exports") style';
interfaces.bdd = bdd.exports;
interfaces.tdd = tdd.exports;
interfaces.qunit = qunit.exports;
interfaces.exports = exports$1.exports;
/**
* @typedef {import('./runnable.js')} Runnable
*/
/**
* @module Context
*/
/**
* Expose `Context`.
*/
var context = Context;
/**
* Initialize a new `Context`.
*
* @private
*/
function Context() {}
/**
* Set or get the context `Runnable` to `runnable`.
*
* @private
* @param {Runnable} runnable
* @return {Context} context
*/
Context.prototype.runnable = function (runnable) {
if (!arguments.length) {
return this._runnable;
}
this.test = this._runnable = runnable;
return this;
};
/**
* Set or get test timeout `ms`.
*
* @private
* @param {number} ms
* @return {Context} self
*/
Context.prototype.timeout = function (ms) {
if (!arguments.length) {
return this.runnable().timeout();
}
this.runnable().timeout(ms);
return this;
};
/**
* Set or get test slowness threshold `ms`.
*
* @private
* @param {number} ms
* @return {Context} self
*/
Context.prototype.slow = function (ms) {
if (!arguments.length) {
return this.runnable().slow();
}
this.runnable().slow(ms);
return this;
};
/**
* Mark a test as skipped.
*
* @private
* @throws Pending
*/
Context.prototype.skip = function () {
this.runnable().skip();
};
/**
* Set or get a number of allowed retries on failed tests
*
* @private
* @param {number} n
* @return {Context} self
*/
Context.prototype.retries = function (n) {
if (!arguments.length) {
return this.runnable().retries();
}
this.runnable().retries(n);
return this;
};
var name = "mocha";
var version = "11.7.5";
var homepage = "https://mochajs.org/";
var notifyLogo = "https://ibin.co/4QuRuGjXvl36.png";
var require$$17 = {
name: name,
version: version,
homepage: homepage,
notifyLogo: notifyLogo
};
(function (module, exports) {
/*!
* mocha
* Copyright(c) 2011 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
var escapeRe = escapeStringRegexp;
var path = require$$1;
var builtinReporters = reporters;
var utils = utils$3;
var mocharc = require$$4;
var Suite = suite.exports;
var esmUtils = require$$18;
var createStatsCollector = statsCollector;
const {
createInvalidReporterError,
createInvalidInterfaceError,
createMochaInstanceAlreadyDisposedError,
createMochaInstanceAlreadyRunningError,
createUnsupportedError
} = errors$2;
const {EVENT_FILE_PRE_REQUIRE, EVENT_FILE_POST_REQUIRE, EVENT_FILE_REQUIRE} =
Suite.constants;
var debug = browser.exports('mocha:mocha');
/**
* @typedef {import('./types.d.ts').DoneCB} DoneCB
* @typedef {import('./types.d.ts').MochaGlobalFixture} MochaGlobalFixture
* @typedef {import('./types.d.ts').MochaOptions} MochaOptions
* @typedef {import('./types.d.ts').MochaRootHookObject} MochaRootHookObject
* @typedef {import('./types.d.ts').Reporter} Reporter
*/
exports = module.exports = Mocha;
/**
* A Mocha instance is a finite state machine.
* These are the states it can be in.
* @private
*/
var mochaStates = utils.defineConstants({
/**
* Initial state of the mocha instance
* @private
*/
INIT: 'init',
/**
* Mocha instance is running tests
* @private
*/
RUNNING: 'running',
/**
* Mocha instance is done running tests and references to test functions and hooks are cleaned.
* You can reset this state by unloading the test files.
* @private
*/
REFERENCES_CLEANED: 'referencesCleaned',
/**
* Mocha instance is disposed and can no longer be used.
* @private
*/
DISPOSED: 'disposed'
});
/**
* To require local UIs and reporters when running in node.
*/
if (!utils.isBrowser() && typeof module.paths !== 'undefined') {
var cwd = utils.cwd();
module.paths.push(cwd, path.join(cwd, 'node_modules'));
}
/**
* Expose internals.
* @private
*/
exports.utils = utils;
exports.interfaces = interfaces;
/**
* @public
* @memberof Mocha
*/
exports.reporters = builtinReporters;
exports.Runnable = runnable;
exports.Context = context;
/**
*
* @memberof Mocha
*/
exports.Runner = runner;
exports.Suite = Suite;
exports.Hook = hook;
exports.Test = test;
let currentContext;
exports.afterEach = function (...args) {
return (currentContext.afterEach || currentContext.teardown).apply(
this,
args
);
};
exports.after = function (...args) {
return (currentContext.after || currentContext.suiteTeardown).apply(
this,
args
);
};
exports.beforeEach = function (...args) {
return (currentContext.beforeEach || currentContext.setup).apply(this, args);
};
exports.before = function (...args) {
return (currentContext.before || currentContext.suiteSetup).apply(this, args);
};
exports.describe = function (...args) {
return (currentContext.describe || currentContext.suite).apply(this, args);
};
exports.describe.only = function (...args) {
return (currentContext.describe || currentContext.suite).only.apply(
this,
args
);
};
exports.describe.skip = function (...args) {
return (currentContext.describe || currentContext.suite).skip.apply(
this,
args
);
};
exports.it = function (...args) {
return (currentContext.it || currentContext.test).apply(this, args);
};
exports.it.only = function (...args) {
return (currentContext.it || currentContext.test).only.apply(this, args);
};
exports.it.skip = function (...args) {
return (currentContext.it || currentContext.test).skip.apply(this, args);
};
exports.xdescribe = exports.describe.skip;
exports.xit = exports.it.skip;
exports.setup = exports.beforeEach;
exports.suiteSetup = exports.before;
exports.suiteTeardown = exports.after;
exports.suite = exports.describe;
exports.teardown = exports.afterEach;
exports.test = exports.it;
exports.run = function (...args) {
return currentContext.run.apply(this, args);
};
/**
* Constructs a new Mocha instance with `options`.
*
* @public
* @class Mocha
* @param {MochaOptions} [options] - Settings object.
*/
function Mocha(options = {}) {
options = {...mocharc, ...options};
this.files = [];
this.options = options;
// root suite
this.suite = new exports.Suite('', new exports.Context(), true);
this._cleanReferencesAfterRun = true;
this._state = mochaStates.INIT;
this.grep(options.grep)
.fgrep(options.fgrep)
.ui(options.ui)
.reporter(
options.reporter,
options['reporter-option'] ||
options.reporterOption ||
options.reporterOptions // for backwards compatibility
)
.slow(options.slow)
.global(options.global);
// this guard exists because Suite#timeout does not consider `undefined` to be valid input
if (typeof options.timeout !== 'undefined') {
this.timeout(options.timeout === false ? 0 : options.timeout);
}
if ('retries' in options) {
this.retries(options.retries);
}
[
'allowUncaught',
'asyncOnly',
'bail',
'checkLeaks',
'color',
'delay',
'diff',
'dryRun',
'passOnFailingTestSuite',
'failZero',
'forbidOnly',
'forbidPending',
'fullTrace',
'inlineDiffs',
'invert'
].forEach(function (opt) {
if (options[opt]) {
this[opt]();
}
}, this);
if (options.rootHooks) {
this.rootHooks(options.rootHooks);
}
/**
* The class which we'll instantiate in {@link Mocha#run}. Defaults to
* {@link Runner} in serial mode; changes in parallel mode.
* @memberof Mocha
* @private
*/
this._runnerClass = exports.Runner;
/**
* Whether or not to call {@link Mocha#loadFiles} implicitly when calling
* {@link Mocha#run}. If this is `true`, then it's up to the consumer to call
* {@link Mocha#loadFiles} _or_ {@link Mocha#loadFilesAsync}.
* @private
* @memberof Mocha
*/
this._lazyLoadFiles = false;
/**
* It's useful for a Mocha instance to know if it's running in a worker process.
* We could derive this via other means, but it's helpful to have a flag to refer to.
* @memberof Mocha
* @private
*/
this.isWorker = Boolean(options.isWorker);
this.globalSetup(options.globalSetup)
.globalTeardown(options.globalTeardown)
.enableGlobalSetup(options.enableGlobalSetup)
.enableGlobalTeardown(options.enableGlobalTeardown);
if (
options.parallel &&
(typeof options.jobs === 'undefined' || options.jobs > 1)
) {
debug('attempting to enable parallel mode');
this.parallelMode(true);
}
}
/**
* Enables or disables bailing on the first failure.
*
* @public
* @see [CLI option](../#-bail-b)
* @param {boolean} [bail=true] - Whether to bail on first error.
* @returns {Mocha} this
* @chainable
*/
Mocha.prototype.bail = function (bail) {
this.suite.bail(bail !== false);
return this;
};
/**
* @summary
* Adds `file` to be loaded for execution.
*
* @description
* Useful for generic setup code that must be included within test suite.
*
* @public
* @see [CLI option](../#-file-filedirectoryglob)
* @param {string} file - Pathname of file to be loaded.
* @returns {Mocha} this
* @chainable
*/
Mocha.prototype.addFile = function (file) {
this.files.push(file);
return this;
};
/**
* Sets reporter to `reporter`, defaults to "spec".
*
* @public
* @see [CLI option](../#-reporter-name-r-name)
* @see [Reporters](../#reporters)
* @param {String|Reporter} reporterName - Reporter name or constructor.
* @param {Object} [reporterOptions] - Options used to configure the reporter.
* @returns {Mocha} this
* @chainable
* @throws {Error} if requested reporter cannot be loaded
* @example
*
* // Use XUnit reporter and direct its output to file
* mocha.reporter('xunit', { output: '/path/to/testspec.xunit.xml' });
*/
Mocha.prototype.reporter = function (reporterName, reporterOptions) {
if (typeof reporterName === 'function') {
this._reporter = reporterName;
} else {
reporterName = reporterName || 'spec';
var reporter;
// Try to load a built-in reporter.
if (builtinReporters[reporterName]) {
reporter = builtinReporters[reporterName];
}
// Try to load reporters from process.cwd() and node_modules
if (!reporter) {
let foundReporter;
try {
foundReporter = require.resolve(reporterName);
reporter = commonjsRequire(foundReporter);
} catch (err) {
if (foundReporter) {
throw createInvalidReporterError(err.message, foundReporter);
}
// Try to load reporters from a cwd-relative path
try {
reporter = commonjsRequire(path.resolve(reporterName));
} catch (err) {
throw createInvalidReporterError(err.message, reporterName);
}
}
}
this._reporter = reporter;
}
this.options.reporterOption = reporterOptions;
// alias option name is used in built-in reporters xunit/tap/progress
this.options.reporterOptions = reporterOptions;
return this;
};
/**
* Sets test UI `name`, defaults to "bdd".
*
* @public
* @see [CLI option](../#-ui-name-u-name)
* @see [Interface DSLs](../#interfaces)
* @param {string|Function} [ui=bdd] - Interface name or class.
* @returns {Mocha} this
* @chainable
* @throws {Error} if requested interface cannot be loaded
*/
Mocha.prototype.ui = function (ui) {
var bindInterface;
if (typeof ui === 'function') {
bindInterface = ui;
} else {
ui = ui || 'bdd';
bindInterface = exports.interfaces[ui];
if (!bindInterface) {
try {
bindInterface = commonjsRequire(ui);
} catch (err) {
throw createInvalidInterfaceError(`invalid interface '${ui}'`, ui);
}
}
}
bindInterface(this.suite);
this.suite.on(EVENT_FILE_PRE_REQUIRE, function (context) {
currentContext = context;
});
return this;
};
/**
* Loads `files` prior to execution. Does not support ES Modules.
*
* @description
* The implementation relies on Node's `require` to execute
* the test interface functions and will be subject to its cache.
* Supports only CommonJS modules. To load ES modules, use Mocha#loadFilesAsync.
*
* @private
* @see {@link Mocha#addFile}
* @see {@link Mocha#run}
* @see {@link Mocha#unloadFiles}
* @see {@link Mocha#loadFilesAsync}
* @param {Function} [fn] - Callback invoked upon completion.
*/
Mocha.prototype.loadFiles = function (fn) {
var self = this;
var suite = this.suite;
this.files.forEach(function (file) {
file = path.resolve(file);
suite.emit(EVENT_FILE_PRE_REQUIRE, commonjsGlobal, file, self);
suite.emit(EVENT_FILE_REQUIRE, commonjsRequire(file), file, self);
suite.emit(EVENT_FILE_POST_REQUIRE, commonjsGlobal, file, self);
});
fn && fn();
};
/**
* Loads `files` prior to execution. Supports Node ES Modules.
*
* @description
* The implementation relies on Node's `require` and `import` to execute
* the test interface functions and will be subject to its cache.
* Supports both CJS and ESM modules.
*
* @public
* @see {@link Mocha#addFile}
* @see {@link Mocha#run}
* @see {@link Mocha#unloadFiles}
* @param {Object} [options] - Settings object.
* @param {Function} [options.esmDecorator] - Function invoked on esm module name right before importing it. By default will passthrough as is.
* @returns {Promise}
* @example
*
* // loads ESM (and CJS) test files asynchronously, then runs root suite
* mocha.loadFilesAsync()
* .then(() => mocha.run(failures => process.exitCode = failures ? 1 : 0))
* .catch(() => process.exitCode = 1);
*/
Mocha.prototype.loadFilesAsync = function ({esmDecorator} = {}) {
var self = this;
var suite = this.suite;
this.lazyLoadFiles(true);
return esmUtils.loadFilesAsync(
this.files,
function (file) {
suite.emit(EVENT_FILE_PRE_REQUIRE, commonjsGlobal, file, self);
},
function (file, resultModule) {
suite.emit(EVENT_FILE_REQUIRE, resultModule, file, self);
suite.emit(EVENT_FILE_POST_REQUIRE, commonjsGlobal, file, self);
},
esmDecorator
);
};
/**
* Removes a previously loaded file from Node's `require` cache.
*
* @private
* @static
* @see {@link Mocha#unloadFiles}
* @param {string} file - Pathname of file to be unloaded.
*/
Mocha.unloadFile = function (file) {
if (utils.isBrowser()) {
throw createUnsupportedError(
'unloadFile() is only supported in a Node.js environment'
);
}
return require$$18.unloadFile(file);
};
/**
* Unloads `files` from Node's `require` cache.
*
* @description
* This allows required files to be "freshly" reloaded, providing the ability
* to reuse a Mocha instance programmatically.
* Note: does not clear ESM module files from the cache
*
* <strong>Intended for consumers &mdash; not used internally</strong>
*
* @public
* @see {@link Mocha#run}
* @returns {Mocha} this
* @chainable
*/
Mocha.prototype.unloadFiles = function () {
if (this._state === mochaStates.DISPOSED) {
throw createMochaInstanceAlreadyDisposedError(
'Mocha instance is already disposed, it cannot be used again.',
this._cleanReferencesAfterRun,
this
);
}
this.files.forEach(function (file) {
Mocha.unloadFile(file);
});
this._state = mochaStates.INIT;
return this;
};
/**
* Sets `grep` filter after escaping RegExp special characters.
*
* @public
* @see {@link Mocha#grep}
* @param {string} str - Value to be converted to a regexp.
* @returns {Mocha} this
* @chainable
* @example
*
* // Select tests whose full title begins with `"foo"` followed by a period
* mocha.fgrep('foo.');
*/
Mocha.prototype.fgrep = function (str) {
if (!str) {
return this;
}
return this.grep(new RegExp(escapeRe(str)));
};
/**
* @summary
* Sets `grep` filter used to select specific tests for execution.
*
* @description
* If `re` is a regexp-like string, it will be converted to regexp.
* The regexp is tested against the full title of each test (i.e., the
* name of the test preceded by titles of each its ancestral suites).
* As such, using an <em>exact-match</em> fixed pattern against the
* test name itself will not yield any matches.
* <br>
* <strong>Previous filter value will be overwritten on each call!</strong>
*
* @public
* @see [CLI option](../#-grep-regexp-g-regexp)
* @see {@link Mocha#fgrep}
* @see {@link Mocha#invert}
* @param {RegExp|String} re - Regular expression used to select tests.
* @return {Mocha} this
* @chainable
* @example
*
* // Select tests whose full title contains `"match"`, ignoring case
* mocha.grep(/match/i);
* @example
*
* // Same as above but with regexp-like string argument
* mocha.grep('/match/i');
* @example
*
* // ## Anti-example
* // Given embedded test `it('only-this-test')`...
* mocha.grep('/^only-this-test$/'); // NO! Use `.only()` to do this!
*/
Mocha.prototype.grep = function (re) {
if (utils.isString(re)) {
// extract args if it's regex-like, i.e: [string, pattern, flag]
var arg = re.match(/^\/(.*)\/([gimy]{0,4})$|.*/);
this.options.grep = new RegExp(arg[1] || arg[0], arg[2]);
} else {
this.options.grep = re;
}
return this;
};
/**
* Inverts `grep` matches.
*
* @public
* @see {@link Mocha#grep}
* @return {Mocha} this
* @chainable
* @example
*
* // Select tests whose full title does *not* contain `"match"`, ignoring case
* mocha.grep(/match/i).invert();
*/
Mocha.prototype.invert = function () {
this.options.invert = true;
return this;
};
/**
* Enables or disables checking for global variables leaked while running tests.
*
* @public
* @see [CLI option](../#-check-leaks)
* @param {boolean} [checkLeaks=true] - Whether to check for global variable leaks.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.checkLeaks = function (checkLeaks) {
this.options.checkLeaks = checkLeaks !== false;
return this;
};
/**
* Enables or disables whether or not to dispose after each test run.
* Disable this to ensure you can run the test suite multiple times.
* If disabled, be sure to dispose mocha when you're done to prevent memory leaks.
* @public
* @see {@link Mocha#dispose}
* @param {boolean} cleanReferencesAfterRun
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.cleanReferencesAfterRun = function (cleanReferencesAfterRun) {
this._cleanReferencesAfterRun = cleanReferencesAfterRun !== false;
return this;
};
/**
* Manually dispose this mocha instance. Mark this instance as `disposed` and unable to run more tests.
* It also removes function references to tests functions and hooks, so variables trapped in closures can be cleaned by the garbage collector.
* @public
*/
Mocha.prototype.dispose = function () {
if (this._state === mochaStates.RUNNING) {
throw createMochaInstanceAlreadyRunningError(
'Cannot dispose while the mocha instance is still running tests.'
);
}
this.unloadFiles();
this._previousRunner && this._previousRunner.dispose();
this.suite.dispose();
this._state = mochaStates.DISPOSED;
};
/**
* Displays full stack trace upon test failure.
*
* @public
* @see [CLI option](../#-full-trace)
* @param {boolean} [fullTrace=true] - Whether to print full stacktrace upon failure.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.fullTrace = function (fullTrace) {
this.options.fullTrace = fullTrace !== false;
return this;
};
/**
* Specifies whitelist of variable names to be expected in global scope.
*
* @public
* @see [CLI option](../#-global-variable-name)
* @see {@link Mocha#checkLeaks}
* @param {String[]|String} global - Accepted global variable name(s).
* @return {Mocha} this
* @chainable
* @example
*
* // Specify variables to be expected in global scope
* mocha.global(['jQuery', 'MyLib']);
*/
Mocha.prototype.global = function (global) {
this.options.global = (this.options.global || [])
.concat(global)
.filter(Boolean)
.filter(function (elt, idx, arr) {
return arr.indexOf(elt) === idx;
});
return this;
};
// for backwards compatibility, 'globals' is an alias of 'global'
Mocha.prototype.globals = Mocha.prototype.global;
/**
* Enables or disables TTY color output by screen-oriented reporters.
*
* @public
* @see [CLI option](../#-color-c-colors)
* @param {boolean} [color=true] - Whether to enable color output.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.color = function (color) {
this.options.color = color !== false;
return this;
};
/**
* Enables or disables reporter to use inline diffs (rather than +/-)
* in test failure output.
*
* @public
* @see [CLI option](../#-inline-diffs)
* @param {boolean} [inlineDiffs=true] - Whether to use inline diffs.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.inlineDiffs = function (inlineDiffs) {
this.options.inlineDiffs = inlineDiffs !== false;
return this;
};
/**
* Enables or disables reporter to include diff in test failure output.
*
* @public
* @see [CLI option](../#-diff)
* @param {boolean} [diff=true] - Whether to show diff on failure.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.diff = function (diff) {
this.options.diff = diff !== false;
return this;
};
/**
* @summary
* Sets timeout threshold value.
*
* @description
* A string argument can use shorthand (such as "2s") and will be converted.
* If the value is `0`, timeouts will be disabled.
*
* @public
* @see [CLI option](../#-timeout-ms-t-ms)
* @see [Timeouts](../#timeouts)
* @param {number|string} msecs - Timeout threshold value.
* @return {Mocha} this
* @chainable
* @example
*
* // Sets timeout to one second
* mocha.timeout(1000);
* @example
*
* // Same as above but using string argument
* mocha.timeout('1s');
*/
Mocha.prototype.timeout = function (msecs) {
this.suite.timeout(msecs);
return this;
};
/**
* Sets the number of times to retry failed tests.
*
* @public
* @see [CLI option](../#-retries-n)
* @see [Retry Tests](../#retry-tests)
* @param {number} retry - Number of times to retry failed tests.
* @return {Mocha} this
* @chainable
* @example
*
* // Allow any failed test to retry one more time
* mocha.retries(1);
*/
Mocha.prototype.retries = function (retry) {
this.suite.retries(retry);
return this;
};
/**
* Sets slowness threshold value.
*
* @public
* @see [CLI option](../#-slow-ms-s-ms)
* @param {number} msecs - Slowness threshold value.
* @return {Mocha} this
* @chainable
* @example
*
* // Sets "slow" threshold to half a second
* mocha.slow(500);
* @example
*
* // Same as above but using string argument
* mocha.slow('0.5s');
*/
Mocha.prototype.slow = function (msecs) {
this.suite.slow(msecs);
return this;
};
/**
* Forces all tests to either accept a `done` callback or return a promise.
*
* @public
* @see [CLI option](../#-async-only-a)
* @param {boolean} [asyncOnly=true] - Whether to force `done` callback or promise.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.asyncOnly = function (asyncOnly) {
this.options.asyncOnly = asyncOnly !== false;
return this;
};
/**
* Disables syntax highlighting (in browser).
*
* @public
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.noHighlighting = function () {
this.options.noHighlighting = true;
return this;
};
/**
* Enables or disables uncaught errors to propagate.
*
* @public
* @see [CLI option](../#-allow-uncaught)
* @param {boolean} [allowUncaught=true] - Whether to propagate uncaught errors.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.allowUncaught = function (allowUncaught) {
this.options.allowUncaught = allowUncaught !== false;
return this;
};
/**
* @summary
* Delays root suite execution.
*
* @description
* Used to perform async operations before any suites are run.
*
* @public
* @see [delayed root suite](../#delayed-root-suite)
* @returns {Mocha} this
* @chainable
*/
Mocha.prototype.delay = function delay() {
this.options.delay = true;
return this;
};
/**
* Enables or disables running tests in dry-run mode.
*
* @public
* @see [CLI option](../#-dry-run)
* @param {boolean} [dryRun=true] - Whether to activate dry-run mode.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.dryRun = function (dryRun) {
this.options.dryRun = dryRun !== false;
return this;
};
/**
* Fails test run if no tests encountered with exit-code 1.
*
* @public
* @see [CLI option](../#-fail-zero)
* @param {boolean} [failZero=true] - Whether to fail test run.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.failZero = function (failZero) {
this.options.failZero = failZero !== false;
return this;
};
/**
* Fail test run if tests were failed.
*
* @public
* @see [CLI option](../#-pass-on-failing-test-suite)
* @param {boolean} [passOnFailingTestSuite=false] - Whether to fail test run.
* @return {Mocha} this
* @chainable
*/
Mocha.prototype.passOnFailingTestSuite = function(passOnFailingTestSuite) {
this.options.passOnFailingTestSuite = passOnFailingTestSuite === true;
return this;
};
/**
* Causes tests marked `only` to fail the suite.
*
* @public
* @see [CLI option](../#-forbid-only)
* @param {boolean} [forbidOnly=true] - Whether tests marked `only` fail the suite.
* @returns {Mocha} this
* @chainable
*/
Mocha.prototype.forbidOnly = function (forbidOnly) {
this.options.forbidOnly = forbidOnly !== false;
return this;
};
/**
* Causes pending tests and tests marked `skip` to fail the suite.
*
* @public
* @see [CLI option](../#-forbid-pending)
* @param {boolean} [forbidPending=true] - Whether pending tests fail the suite.
* @returns {Mocha} this
* @chainable
*/
Mocha.prototype.forbidPending = function (forbidPending) {
this.options.forbidPending = forbidPending !== false;
return this;
};
/**
* Throws an error if mocha is in the wrong state to be able to transition to a "running" state.
* @private
*/
Mocha.prototype._guardRunningStateTransition = function () {
if (this._state === mochaStates.RUNNING) {
throw createMochaInstanceAlreadyRunningError(
'Mocha instance is currently running tests, cannot start a next test run until this one is done',
this
);
}
if (
this._state === mochaStates.DISPOSED ||
this._state === mochaStates.REFERENCES_CLEANED
) {
throw createMochaInstanceAlreadyDisposedError(
'Mocha instance is already disposed, cannot start a new test run. Please create a new mocha instance. Be sure to set disable `cleanReferencesAfterRun` when you want to reuse the same mocha instance for multiple test runs.',
this._cleanReferencesAfterRun,
this
);
}
};
/**
* Mocha version as specified by "package.json".
*
* @name Mocha#version
* @type string
* @readonly
*/
Object.defineProperty(Mocha.prototype, 'version', {
value: require$$17.version,
configurable: false,
enumerable: true,
writable: false
});
/**
* Runs root suite and invokes `fn()` when complete.
*
* @description
* To run tests multiple times (or to run tests in files that are
* already in the `require` cache), make sure to clear them from
* the cache first!
*
* @public
* @see {@link Mocha#unloadFiles}
* @see {@link Runner#run}
* @param {DoneCB} [fn] - Callback invoked when test execution completed.
* @returns {import("./runner.js")} runner instance
* @example
*
* // exit with non-zero status if there were test failures
* mocha.run(failures => process.exitCode = failures ? 1 : 0);
*/
Mocha.prototype.run = function (fn) {
this._guardRunningStateTransition();
this._state = mochaStates.RUNNING;
if (this._previousRunner) {
this._previousRunner.dispose();
this.suite.reset();
}
if (this.files.length && !this._lazyLoadFiles) {
this.loadFiles();
}
var suite = this.suite;
var options = this.options;
options.files = this.files;
const runner = new this._runnerClass(suite, {
cleanReferencesAfterRun: this._cleanReferencesAfterRun,
delay: options.delay,
dryRun: options.dryRun,
failZero: options.failZero
});
createStatsCollector(runner);
var reporter = new this._reporter(runner, options);
runner.checkLeaks = options.checkLeaks === true;
runner.fullStackTrace = options.fullTrace;
runner.asyncOnly = options.asyncOnly;
runner.allowUncaught = options.allowUncaught;
runner.forbidOnly = options.forbidOnly;
runner.forbidPending = options.forbidPending;
if (options.grep) {
runner.grep(options.grep, options.invert);
}
if (options.global) {
runner.globals(options.global);
}
if (options.color !== undefined) {
exports.reporters.Base.useColors = options.color;
}
exports.reporters.Base.inlineDiffs = options.inlineDiffs;
exports.reporters.Base.hideDiff = !options.diff;
const done = failures => {
this._previousRunner = runner;
this._state = this._cleanReferencesAfterRun
? mochaStates.REFERENCES_CLEANED
: mochaStates.INIT;
fn = fn || utils.noop;
if (typeof reporter.done === 'function') {
reporter.done(failures, fn);
} else {
fn(failures);
}
};
const runAsync = async runner => {
const context =
this.options.enableGlobalSetup && this.hasGlobalSetupFixtures()
? await this.runGlobalSetup(runner)
: {};
const failureCount = await runner.runAsync({
files: this.files,
options
});
if (this.options.enableGlobalTeardown && this.hasGlobalTeardownFixtures()) {
await this.runGlobalTeardown(runner, {context});
}
return failureCount;
};
// no "catch" here is intentional. errors coming out of
// Runner#run are considered uncaught/unhandled and caught
// by the `process` event listeners.
// also: returning anything other than `runner` would be a breaking
// change
runAsync(runner).then(done);
return runner;
};
/**
* Assigns hooks to the root suite
* @param {MochaRootHookObject} [hooks] - Hooks to assign to root suite
* @chainable
*/
Mocha.prototype.rootHooks = function rootHooks({
beforeAll = [],
beforeEach = [],
afterAll = [],
afterEach = []
} = {}) {
beforeAll = utils.castArray(beforeAll);
beforeEach = utils.castArray(beforeEach);
afterAll = utils.castArray(afterAll);
afterEach = utils.castArray(afterEach);
beforeAll.forEach(hook => {
this.suite.beforeAll(hook);
});
beforeEach.forEach(hook => {
this.suite.beforeEach(hook);
});
afterAll.forEach(hook => {
this.suite.afterAll(hook);
});
afterEach.forEach(hook => {
this.suite.afterEach(hook);
});
return this;
};
/**
* Toggles parallel mode.
*
* Must be run before calling {@link Mocha#run}. Changes the `Runner` class to
* use; also enables lazy file loading if not already done so.
*
* Warning: when passed `false` and lazy loading has been enabled _via any means_ (including calling `parallelMode(true)`), this method will _not_ disable lazy loading. Lazy loading is a prerequisite for parallel
* mode, but parallel mode is _not_ a prerequisite for lazy loading!
* @param {boolean} [enable] - If `true`, enable; otherwise disable.
* @throws If run in browser
* @throws If Mocha not in `INIT` state
* @returns {Mocha}
* @chainable
* @public
*/
Mocha.prototype.parallelMode = function parallelMode(enable = true) {
if (utils.isBrowser()) {
throw createUnsupportedError('parallel mode is only supported in Node.js');
}
const parallel = Boolean(enable);
if (
parallel === this.options.parallel &&
this._lazyLoadFiles &&
this._runnerClass !== exports.Runner
) {
return this;
}
if (this._state !== mochaStates.INIT) {
throw createUnsupportedError(
'cannot change parallel mode after having called run()'
);
}
this.options.parallel = parallel;
// swap Runner class
this._runnerClass = parallel
? require$$18
: exports.Runner;
// lazyLoadFiles may have been set `true` otherwise (for ESM loading),
// so keep `true` if so.
return this.lazyLoadFiles(this._lazyLoadFiles || parallel);
};
/**
* Disables implicit call to {@link Mocha#loadFiles} in {@link Mocha#run}. This
* setting is used by watch mode, parallel mode, and for loading ESM files.
* @todo This should throw if we've already loaded files; such behavior
* necessitates adding a new state.
* @param {boolean} [enable] - If `true`, disable eager loading of files in
* {@link Mocha#run}
* @chainable
* @public
*/
Mocha.prototype.lazyLoadFiles = function lazyLoadFiles(enable) {
this._lazyLoadFiles = enable === true;
debug('set lazy load to %s', enable);
return this;
};
/**
* Configures one or more global setup fixtures.
*
* If given no parameters, _unsets_ any previously-set fixtures.
* @chainable
* @public
* @param {MochaGlobalFixture|MochaGlobalFixture[]} [setupFns] - Global setup fixture(s)
* @returns {Mocha}
*/
Mocha.prototype.globalSetup = function globalSetup(setupFns = []) {
setupFns = utils.castArray(setupFns);
this.options.globalSetup = setupFns;
debug('configured %d global setup functions', setupFns.length);
return this;
};
/**
* Configures one or more global teardown fixtures.
*
* If given no parameters, _unsets_ any previously-set fixtures.
* @chainable
* @public
* @param {MochaGlobalFixture|MochaGlobalFixture[]} [teardownFns] - Global teardown fixture(s)
* @returns {Mocha}
*/
Mocha.prototype.globalTeardown = function globalTeardown(teardownFns = []) {
teardownFns = utils.castArray(teardownFns);
this.options.globalTeardown = teardownFns;
debug('configured %d global teardown functions', teardownFns.length);
return this;
};
/**
* Run any global setup fixtures sequentially, if any.
*
* This is _automatically called_ by {@link Mocha#run} _unless_ the `runGlobalSetup` option is `false`; see {@link Mocha#enableGlobalSetup}.
*
* The context object this function resolves with should be consumed by {@link Mocha#runGlobalTeardown}.
* @param {object} [context] - Context object if already have one
* @public
* @returns {Promise<object>} Context object
*/
Mocha.prototype.runGlobalSetup = async function runGlobalSetup(context = {}) {
const {globalSetup} = this.options;
if (globalSetup && globalSetup.length) {
debug('run(): global setup starting');
await this._runGlobalFixtures(globalSetup, context);
debug('run(): global setup complete');
}
return context;
};
/**
* Run any global teardown fixtures sequentially, if any.
*
* This is _automatically called_ by {@link Mocha#run} _unless_ the `runGlobalTeardown` option is `false`; see {@link Mocha#enableGlobalTeardown}.
*
* Should be called with context object returned by {@link Mocha#runGlobalSetup}, if applicable.
* @param {object} [context] - Context object if already have one
* @public
* @returns {Promise<object>} Context object
*/
Mocha.prototype.runGlobalTeardown = async function runGlobalTeardown(
context = {}
) {
const {globalTeardown} = this.options;
if (globalTeardown && globalTeardown.length) {
debug('run(): global teardown starting');
await this._runGlobalFixtures(globalTeardown, context);
}
debug('run(): global teardown complete');
return context;
};
/**
* Run global fixtures sequentially with context `context`
* @private
* @param {MochaGlobalFixture[]} [fixtureFns] - Fixtures to run
* @param {object} [context] - context object
* @returns {Promise<object>} context object
*/
Mocha.prototype._runGlobalFixtures = async function _runGlobalFixtures(
fixtureFns = [],
context = {}
) {
for await (const fixtureFn of fixtureFns) {
await fixtureFn.call(context);
}
return context;
};
/**
* Toggle execution of any global setup fixture(s)
*
* @chainable
* @public
* @param {boolean } [enabled=true] - If `false`, do not run global setup fixture
* @returns {Mocha}
*/
Mocha.prototype.enableGlobalSetup = function enableGlobalSetup(enabled = true) {
this.options.enableGlobalSetup = Boolean(enabled);
return this;
};
/**
* Toggle execution of any global teardown fixture(s)
*
* @chainable
* @public
* @param {boolean } [enabled=true] - If `false`, do not run global teardown fixture
* @returns {Mocha}
*/
Mocha.prototype.enableGlobalTeardown = function enableGlobalTeardown(
enabled = true
) {
this.options.enableGlobalTeardown = Boolean(enabled);
return this;
};
/**
* Returns `true` if one or more global setup fixtures have been supplied.
* @public
* @returns {boolean}
*/
Mocha.prototype.hasGlobalSetupFixtures = function hasGlobalSetupFixtures() {
return Boolean(this.options.globalSetup.length);
};
/**
* Returns `true` if one or more global teardown fixtures have been supplied.
* @public
* @returns {boolean}
*/
Mocha.prototype.hasGlobalTeardownFixtures =
function hasGlobalTeardownFixtures() {
return Boolean(this.options.globalTeardown.length);
};
}(mocha$1, mocha$1.exports));
/* eslint no-unused-vars: off */
/* eslint-env commonjs */
/**
* Shim process.stdout.
*/
process.stdout = browserStdout({label: false});
var parseQuery = parseQuery$1;
var highlightTags = highlightTags$1;
var Mocha = mocha$1.exports;
/**
* Create a Mocha instance.
*
* @return {undefined}
*/
var mocha = new Mocha({reporter: 'html'});
/**
* Save timer references to avoid Sinon interfering (see GH-237).
*/
var Date$1 = commonjsGlobal.Date;
var setTimeout$1 = commonjsGlobal.setTimeout;
commonjsGlobal.setInterval;
commonjsGlobal.clearTimeout;
commonjsGlobal.clearInterval;
var uncaughtExceptionHandlers = [];
var originalOnerrorHandler = commonjsGlobal.onerror;
/**
* Remove uncaughtException listener.
* Revert to original onerror handler if previously defined.
*/
process.removeListener = function (e, fn) {
if (e === 'uncaughtException') {
if (originalOnerrorHandler) {
commonjsGlobal.onerror = originalOnerrorHandler;
} else {
commonjsGlobal.onerror = function () {};
}
var i = uncaughtExceptionHandlers.indexOf(fn);
if (i !== -1) {
uncaughtExceptionHandlers.splice(i, 1);
}
}
};
/**
* Implements listenerCount for 'uncaughtException'.
*/
process.listenerCount = function (name) {
if (name === 'uncaughtException') {
return uncaughtExceptionHandlers.length;
}
return 0;
};
/**
* Implements uncaughtException listener.
*/
process.on = function (e, fn) {
if (e === 'uncaughtException') {
commonjsGlobal.onerror = function (msg, url, line, col, err) {
fn(err || new Error(msg + ' (' + url + ':' + line + ':' + col + ')'));
return !mocha.options.allowUncaught;
};
uncaughtExceptionHandlers.push(fn);
}
};
process.listeners = function (err) {
if (err === 'uncaughtException') {
return uncaughtExceptionHandlers;
}
return [];
};
// The BDD UI is registered by default, but no UI will be functional in the
// browser without an explicit call to the overridden `mocha.ui` (see below).
// Ensure that this default UI does not expose its methods to the global scope.
mocha.suite.removeAllListeners('pre-require');
var immediateQueue = [];
var immediateTimeout;
function timeslice() {
var immediateStart = new Date$1().getTime();
while (immediateQueue.length && new Date$1().getTime() - immediateStart < 100) {
immediateQueue.shift()();
}
if (immediateQueue.length) {
immediateTimeout = setTimeout$1(timeslice, 0);
} else {
immediateTimeout = null;
}
}
/**
* High-performance override of Runner.immediately.
*/
Mocha.Runner.immediately = function (callback) {
immediateQueue.push(callback);
if (!immediateTimeout) {
immediateTimeout = setTimeout$1(timeslice, 0);
}
};
/**
* Function to allow assertion libraries to throw errors directly into mocha.
* This is useful when running tests in a browser because window.onerror will
* only receive the 'message' attribute of the Error.
*/
mocha.throwError = function (err) {
uncaughtExceptionHandlers.forEach(function (fn) {
fn(err);
});
throw err;
};
/**
* Override ui to ensure that the ui functions are initialized.
* Normally this would happen in Mocha.prototype.loadFiles.
*/
mocha.ui = function (ui) {
Mocha.prototype.ui.call(this, ui);
this.suite.emit('pre-require', commonjsGlobal, null, this);
return this;
};
/**
* Setup mocha with the given setting options.
*/
mocha.setup = function (opts) {
if (typeof opts === 'string') {
opts = {ui: opts};
}
if (opts.delay === true) {
this.delay();
}
var self = this;
Object.keys(opts)
.filter(function (opt) {
return opt !== 'delay';
})
.forEach(function (opt) {
if (Object.prototype.hasOwnProperty.call(opts, opt)) {
self[opt](opts[opt]);
}
});
return this;
};
/**
* Run mocha, returning the Runner.
*/
mocha.run = function (fn) {
var options = mocha.options;
mocha.globals('location');
var query = parseQuery(commonjsGlobal.location.search || '');
if (query.grep) {
mocha.grep(query.grep);
}
if (query.fgrep) {
mocha.fgrep(query.fgrep);
}
if (query.invert) {
mocha.invert();
}
return Mocha.prototype.run.call(mocha, function (err) {
// The DOM Document is not available in Web Workers.
var document = commonjsGlobal.document;
if (
document &&
document.getElementById('mocha') &&
options.noHighlighting !== true
) {
highlightTags('code');
}
if (fn) {
fn(err);
}
});
};
/**
* Expose the process shim.
* https://github.com/mochajs/mocha/pull/916
*/
Mocha.process = process;
/**
* Expose mocha.
*/
commonjsGlobal.Mocha = Mocha;
commonjsGlobal.mocha = mocha;
// for bundlers: enable `import {describe, it} from 'mocha'`
// `bdd` interface only
// prettier-ignore
[
'describe', 'context', 'it', 'specify',
'xdescribe', 'xcontext', 'xit', 'xspecify',
'before', 'beforeEach', 'afterEach', 'after'
].forEach(function(key) {
mocha[key] = commonjsGlobal[key];
});
var browserEntry = mocha;
return browserEntry;
}));
//# sourceMappingURL=mocha.js.map