//------------------------------------------------------------------------------------------------------- | |
// Copyright (C) Microsoft. All rights reserved. | |
// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information. | |
//------------------------------------------------------------------------------------------------------- | |
var verifyMemoryReclaiming = false; | |
var forceGc = this.CollectGarbage && !verifyMemoryReclaiming; | |
var nextIndex = 0; | |
function runTest(numRegexes) { | |
var k, s, r; | |
for(var i = 0; i < 2; ++i) { | |
for(var j = 0; j < numRegexes; ++j) { | |
if(verifyMemoryReclaiming && nextIndex & 1) | |
k = nextIndex; | |
else | |
k = j; | |
++nextIndex; | |
k = verifyMemoryReclaiming ? nextIndex++ : j; | |
s = "a\u0100acdef" + k + " aaababc" + k; | |
r = new RegExp("a[a\\u0100](?:ab|ac)(?:abc|def|ghi|jkl)" + k, "g"); | |
if(verifyMemoryReclaiming) | |
s.match(r); | |
else | |
match(r, s); | |
} | |
if(forceGc) | |
CollectGarbage(); | |
} | |
} | |
do { | |
runTest(8); | |
runTest(16); | |
runTest(32); | |
runTest(64); | |
} while(verifyMemoryReclaiming); | |
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | |
function myToString(o, quoteStrings) { | |
switch(o) { | |
case null: | |
case undefined: | |
case -Infinity: | |
case Infinity: | |
return "" + o; | |
} | |
switch(typeof o) { | |
case "boolean": | |
return "" + o; | |
case "number": | |
{ | |
if(o === 0 && 1 / o < 0) | |
return "-0"; | |
var s = "" + o; | |
var i = s.indexOf("e"); | |
var end = i === -1 ? s.length : e; | |
i = s.indexOf("."); | |
var start = i === -1 ? 0 : i + 1; | |
if(start !== 0) { | |
if((end - start) % 3 !== 0) | |
end += 3 - (end - start) % 3; | |
for(i = end - 3; i > start; i -= 3) | |
s = s.substring(0, i) + "," + s.substring(i); | |
end = start - 1; | |
start = 0; | |
} | |
for(i = end - 3; i > start; i -= 3) | |
s = s.substring(0, i) + "," + s.substring(i); | |
return s; | |
} | |
case "string": | |
{ | |
var hex = "0123456789abcdef"; | |
var s = ""; | |
for(var i = 0; i < o.length; ++i) { | |
var c = o.charCodeAt(i); | |
switch(c) { | |
case 0x0: | |
s += "\\0"; | |
continue; | |
case 0x8: | |
s += "\\b"; | |
continue; | |
case 0xb: | |
s += "\\v"; | |
continue; | |
case 0xc: | |
s += "\\f"; | |
continue; | |
} | |
if(quoteStrings) { | |
switch(c) { | |
case 0x9: | |
s += "\\t"; | |
continue; | |
case 0xa: | |
s += "\\n"; | |
continue; | |
case 0xd: | |
s += "\\r"; | |
continue; | |
case 0x22: | |
s += "\\\""; | |
continue; | |
case 0x5c: | |
s += "\\\\"; | |
continue; | |
} | |
} | |
if(c >= 0x20 && c < 0x7f) | |
s += o.charAt(i); | |
else if(c <= 0xff) | |
s += "\\x" + hex.charAt((c >> 4) & 0xf) + hex.charAt(c & 0xf); | |
else | |
s += "\\u" + hex.charAt((c >> 12) & 0xf) + hex.charAt((c >> 8) & 0xf) + hex.charAt((c >> 4) & 0xf) + hex.charAt(c & 0xf); | |
} | |
if(quoteStrings) | |
s = "\"" + s + "\""; | |
return s; | |
} | |
case "object": | |
case "function": | |
break; | |
default: | |
return "<unknown type '" + typeof o + "'>"; | |
} | |
if(o instanceof Array) { | |
var s = "["; | |
for(var i = 0; i < o.length; ++i) { | |
if(i) | |
s += ", "; | |
s += myToString(o[i], true); | |
} | |
return s + "]"; | |
} | |
if(o instanceof Error) | |
return o.name + ": " + o.message; | |
if(o instanceof RegExp) | |
return o.toString() + (o.lastIndex === 0 ? "" : " (lastIndex: " + o.lastIndex + ")"); | |
if(o instanceof Object && !(o instanceof Function)) { | |
var s = ""; | |
for(var p in o) | |
s += myToString(p) + ": " + myToString(o[p], true) + ", "; | |
if(s.length !== 0) | |
s = s.substring(0, s.length - ", ".length); | |
return "{" + s + "}"; | |
} | |
return "" + o; | |
} | |
function echo() { | |
var doEcho; | |
if(this.WScript) | |
doEcho = function (s) { this.WScript.Echo(s); }; | |
else if(this.document) | |
doEcho = function (s) { | |
var div = this.document.createElement("div"); | |
div.innerText = s; | |
this.document.body.appendChild(div); | |
}; | |
else | |
doEcho = function (s) { this.print(s); }; | |
echo = function () { | |
var s = ""; | |
for(var i = 0; i < arguments.length; ++i) | |
s += myToString(arguments[i]); | |
doEcho(s); | |
}; | |
echo.apply(this, arguments); | |
} | |
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | |
function exec(r, s) { | |
echo("exec(", r, ", ", myToString(s, true), ");"); | |
var result = r.exec(s); | |
echo(result); | |
return result; | |
} | |
function test(r, s) { | |
echo("test(", r, ", ", myToString(s, true), ");"); | |
var result = r.test(s); | |
echo(result); | |
return result; | |
} | |
function match(r, s) { | |
echo("match(", r, ", ", myToString(s, true), ");"); | |
var result = s.match(r); | |
echo(result); | |
return result; | |
} | |
function replace(r, s, w) { | |
echo("replace(", myToString(r, true), ", ", myToString(s, true), ", ", myToString(w, true), ");"); | |
var result = s.replace(r, w); | |
echo(result); | |
return result; | |
} | |
function split(r, s) { | |
echo("split(", r, ", ", myToString(s, true), ");"); | |
var result = s.split(r); | |
echo(result); | |
return result; | |
} | |
function search(r, s) { | |
echo("search(", r, ", ", myToString(s, true), ");"); | |
var result = s.search(r); | |
echo(result); | |
return result; | |
} |