| /*! aXe v3.0.0-alpha-1 |
| * Copyright (c) 2017 Deque Systems, Inc. |
| * |
| * Your use of this Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| * |
| * This entire copyright notice must appear in every copy of this file you |
| * distribute or in any file that contains substantial portions of this source |
| * code. |
| */ |
| (function axeFunction(window) { |
| var global = window; |
| var document = window.document; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| var axe = axe || {}; |
| axe.version = '3.0.0-alpha-1'; |
| if (typeof define === 'function' && define.amd) { |
| define([], function() { |
| 'use strict'; |
| return axe; |
| }); |
| } |
| if ((typeof module === 'undefined' ? 'undefined' : _typeof(module)) === 'object' && module.exports && typeof axeFunction.toString === 'function') { |
| axe.source = '(' + axeFunction.toString() + ')(typeof window === "object" ? window : this);'; |
| module.exports = axe; |
| } |
| if (typeof window.getComputedStyle === 'function') { |
| window.axe = axe; |
| } |
| var commons; |
| function SupportError(error) { |
| this.name = 'SupportError'; |
| this.cause = error.cause; |
| this.message = '`' + error.cause + '` - feature unsupported in your environment.'; |
| if (error.ruleId) { |
| this.ruleId = error.ruleId; |
| this.message += ' Skipping ' + this.ruleId + ' rule.'; |
| } |
| this.stack = new Error().stack; |
| } |
| SupportError.prototype = Object.create(Error.prototype); |
| SupportError.prototype.constructor = SupportError; |
| 'use strict'; |
| var utils = axe.utils = {}; |
| 'use strict'; |
| var helpers = {}; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| function getDefaultConfiguration(audit) { |
| 'use strict'; |
| var config; |
| if (audit) { |
| config = axe.utils.clone(audit); |
| config.commons = audit.commons; |
| } else { |
| config = {}; |
| } |
| config.reporter = config.reporter || null; |
| config.rules = config.rules || []; |
| config.checks = config.checks || []; |
| config.data = Object.assign({ |
| checks: {}, |
| rules: {} |
| }, config.data); |
| return config; |
| } |
| function unpackToObject(collection, audit, method) { |
| 'use strict'; |
| var i, l; |
| for (i = 0, l = collection.length; i < l; i++) { |
| audit[method](collection[i]); |
| } |
| } |
| function Audit(audit) { |
| this.brand = 'axe'; |
| this.application = 'axeAPI'; |
| this.tagExclude = [ 'experimental' ]; |
| this.defaultConfig = audit; |
| this._init(); |
| } |
| Audit.prototype._init = function() { |
| var audit = getDefaultConfiguration(this.defaultConfig); |
| axe.commons = commons = audit.commons; |
| this.reporter = audit.reporter; |
| this.commands = {}; |
| this.rules = []; |
| this.checks = {}; |
| unpackToObject(audit.rules, this, 'addRule'); |
| unpackToObject(audit.checks, this, 'addCheck'); |
| this.data = {}; |
| this.data.checks = audit.data && audit.data.checks || {}; |
| this.data.rules = audit.data && audit.data.rules || {}; |
| this.data.failureSummaries = audit.data && audit.data.failureSummaries || {}; |
| this.data.incompleteFallbackMessage = audit.data && audit.data.incompleteFallbackMessage || ''; |
| this._constructHelpUrls(); |
| }; |
| Audit.prototype.registerCommand = function(command) { |
| 'use strict'; |
| this.commands[command.id] = command.callback; |
| }; |
| Audit.prototype.addRule = function(spec) { |
| 'use strict'; |
| if (spec.metadata) { |
| this.data.rules[spec.id] = spec.metadata; |
| } |
| var rule = this.getRule(spec.id); |
| if (rule) { |
| rule.configure(spec); |
| } else { |
| this.rules.push(new Rule(spec, this)); |
| } |
| }; |
| Audit.prototype.addCheck = function(spec) { |
| 'use strict'; |
| var metadata = spec.metadata; |
| if ((typeof metadata === 'undefined' ? 'undefined' : _typeof(metadata)) === 'object') { |
| this.data.checks[spec.id] = metadata; |
| if (_typeof(metadata.messages) === 'object') { |
| Object.keys(metadata.messages).filter(function(prop) { |
| return metadata.messages.hasOwnProperty(prop) && typeof metadata.messages[prop] === 'string'; |
| }).forEach(function(prop) { |
| if (metadata.messages[prop].indexOf('function') === 0) { |
| metadata.messages[prop] = new Function('return ' + metadata.messages[prop] + ';')(); |
| } |
| }); |
| } |
| } |
| if (this.checks[spec.id]) { |
| this.checks[spec.id].configure(spec); |
| } else { |
| this.checks[spec.id] = new Check(spec); |
| } |
| }; |
| Audit.prototype.run = function(context, options, resolve, reject) { |
| 'use strict'; |
| this.validateOptions(options); |
| axe._tree = axe.utils.getFlattenedTree(document.documentElement); |
| var q = axe.utils.queue(); |
| this.rules.forEach(function(rule) { |
| if (axe.utils.ruleShouldRun(rule, context, options)) { |
| if (options.performanceTimer) { |
| var markEnd = 'mark_rule_end_' + rule.id; |
| var markStart = 'mark_rule_start_' + rule.id; |
| axe.utils.performanceTimer.mark(markStart); |
| } |
| q.defer(function(res, rej) { |
| rule.run(context, options, function(out) { |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.mark(markEnd); |
| axe.utils.performanceTimer.measure('rule_' + rule.id, markStart, markEnd); |
| } |
| res(out); |
| }, function(err) { |
| if (!options.debug) { |
| var errResult = Object.assign(new RuleResult(rule), { |
| result: axe.constants.CANTTELL, |
| description: 'An error occured while running this rule', |
| message: err.message, |
| stack: err.stack, |
| error: err |
| }); |
| res(errResult); |
| } else { |
| rej(err); |
| } |
| }); |
| }); |
| } |
| }); |
| q.then(function(results) { |
| axe._tree = undefined; |
| resolve(results.filter(function(result) { |
| return !!result; |
| })); |
| }).catch(reject); |
| }; |
| Audit.prototype.after = function(results, options) { |
| 'use strict'; |
| var rules = this.rules; |
| return results.map(function(ruleResult) { |
| var rule = axe.utils.findBy(rules, 'id', ruleResult.id); |
| return rule.after(ruleResult, options); |
| }); |
| }; |
| Audit.prototype.getRule = function(ruleId) { |
| return this.rules.find(function(rule) { |
| return rule.id === ruleId; |
| }); |
| }; |
| Audit.prototype.validateOptions = function(options) { |
| 'use strict'; |
| var audit = this; |
| if (_typeof(options.runOnly) === 'object') { |
| var only = options.runOnly; |
| if (only.type === 'rule' && Array.isArray(only.value)) { |
| only.value.forEach(function(ruleId) { |
| if (!audit.getRule(ruleId)) { |
| throw new Error('unknown rule `' + ruleId + '` in options.runOnly'); |
| } |
| }); |
| } else if (Array.isArray(only.value) && only.value.length > 0) { |
| var tags = [].concat(only.value); |
| audit.rules.forEach(function(rule) { |
| var tagPos, i, l; |
| if (!tags) { |
| return; |
| } |
| for (i = 0, l = rule.tags.length; i < l; i++) { |
| tagPos = tags.indexOf(rule.tags[i]); |
| if (tagPos !== -1) { |
| tags.splice(tagPos, 1); |
| } |
| } |
| }); |
| if (tags.length !== 0) { |
| throw new Error('could not find tags `' + tags.join('`, `') + '`'); |
| } |
| } |
| } |
| if (_typeof(options.rules) === 'object') { |
| Object.keys(options.rules).forEach(function(ruleId) { |
| if (!audit.getRule(ruleId)) { |
| throw new Error('unknown rule `' + ruleId + '` in options.rules'); |
| } |
| }); |
| } |
| return options; |
| }; |
| Audit.prototype.setBranding = function(branding) { |
| 'use strict'; |
| var previous = { |
| brand: this.brand, |
| application: this.application |
| }; |
| if (branding && branding.hasOwnProperty('brand') && branding.brand && typeof branding.brand === 'string') { |
| this.brand = branding.brand; |
| } |
| if (branding && branding.hasOwnProperty('application') && branding.application && typeof branding.application === 'string') { |
| this.application = branding.application; |
| } |
| this._constructHelpUrls(previous); |
| }; |
| function getHelpUrl(_ref, ruleId, version) { |
| var brand = _ref.brand, application = _ref.application; |
| return axe.constants.helpUrlBase + brand + '/' + (version || axe.version.substring(0, axe.version.lastIndexOf('.'))) + '/' + ruleId + '?application=' + application; |
| } |
| Audit.prototype._constructHelpUrls = function() { |
| var _this = this; |
| var previous = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null; |
| var version = axe.version.substring(0, axe.version.lastIndexOf('.')); |
| this.rules.forEach(function(rule) { |
| if (!_this.data.rules[rule.id]) { |
| _this.data.rules[rule.id] = {}; |
| } |
| var metaData = _this.data.rules[rule.id]; |
| if (typeof metaData.helpUrl !== 'string' || previous && metaData.helpUrl === getHelpUrl(previous, rule.id, version)) { |
| metaData.helpUrl = getHelpUrl(_this, rule.id, version); |
| } |
| }); |
| }; |
| Audit.prototype.resetRulesAndChecks = function() { |
| 'use strict'; |
| this._init(); |
| }; |
| 'use strict'; |
| function CheckResult(check) { |
| 'use strict'; |
| this.id = check.id; |
| this.data = null; |
| this.relatedNodes = []; |
| this.result = null; |
| } |
| 'use strict'; |
| function createExecutionContext(spec) { |
| 'use strict'; |
| if (typeof spec === 'string') { |
| return new Function('return ' + spec + ';')(); |
| } |
| return spec; |
| } |
| function Check(spec) { |
| if (spec) { |
| this.id = spec.id; |
| this.configure(spec); |
| } |
| } |
| Check.prototype.enabled = true; |
| Check.prototype.run = function(node, options, resolve, reject) { |
| 'use strict'; |
| options = options || {}; |
| var enabled = options.hasOwnProperty('enabled') ? options.enabled : this.enabled, checkOptions = options.options || this.options; |
| if (enabled) { |
| var checkResult = new CheckResult(this); |
| var checkHelper = axe.utils.checkHelper(checkResult, options, resolve, reject); |
| var result; |
| try { |
| result = this.evaluate.call(checkHelper, node.actualNode, checkOptions, node); |
| } catch (e) { |
| reject(e); |
| return; |
| } |
| if (!checkHelper.isAsync) { |
| checkResult.result = result; |
| setTimeout(function() { |
| resolve(checkResult); |
| }, 0); |
| } |
| } else { |
| resolve(null); |
| } |
| }; |
| Check.prototype.configure = function(spec) { |
| var _this = this; |
| [ 'options', 'enabled' ].filter(function(prop) { |
| return spec.hasOwnProperty(prop); |
| }).forEach(function(prop) { |
| return _this[prop] = spec[prop]; |
| }); |
| [ 'evaluate', 'after' ].filter(function(prop) { |
| return spec.hasOwnProperty(prop); |
| }).forEach(function(prop) { |
| return _this[prop] = createExecutionContext(spec[prop]); |
| }); |
| }; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| function pushUniqueFrame(collection, frame) { |
| 'use strict'; |
| if (axe.utils.isHidden(frame)) { |
| return; |
| } |
| var fr = axe.utils.findBy(collection, 'node', frame); |
| if (!fr) { |
| collection.push({ |
| node: frame, |
| include: [], |
| exclude: [] |
| }); |
| } |
| } |
| function pushUniqueFrameSelector(context, type, selectorArray) { |
| 'use strict'; |
| context.frames = context.frames || []; |
| var result, frame; |
| var frames = document.querySelectorAll(selectorArray.shift()); |
| frameloop: for (var i = 0, l = frames.length; i < l; i++) { |
| frame = frames[i]; |
| for (var j = 0, l2 = context.frames.length; j < l2; j++) { |
| if (context.frames[j].node === frame) { |
| context.frames[j][type].push(selectorArray); |
| break frameloop; |
| } |
| } |
| result = { |
| node: frame, |
| include: [], |
| exclude: [] |
| }; |
| if (selectorArray) { |
| result[type].push(selectorArray); |
| } |
| context.frames.push(result); |
| } |
| } |
| function normalizeContext(context) { |
| 'use strict'; |
| if (context && (typeof context === 'undefined' ? 'undefined' : _typeof(context)) === 'object' || context instanceof NodeList) { |
| if (context instanceof Node) { |
| return { |
| include: [ context ], |
| exclude: [] |
| }; |
| } |
| if (context.hasOwnProperty('include') || context.hasOwnProperty('exclude')) { |
| return { |
| include: context.include && +context.include.length ? context.include : [ document ], |
| exclude: context.exclude || [] |
| }; |
| } |
| if (context.length === +context.length) { |
| return { |
| include: context, |
| exclude: [] |
| }; |
| } |
| } |
| if (typeof context === 'string') { |
| return { |
| include: [ context ], |
| exclude: [] |
| }; |
| } |
| return { |
| include: [ document ], |
| exclude: [] |
| }; |
| } |
| function parseSelectorArray(context, type) { |
| 'use strict'; |
| var item, result = [], nodeList; |
| for (var i = 0, l = context[type].length; i < l; i++) { |
| item = context[type][i]; |
| if (typeof item === 'string') { |
| nodeList = Array.from(document.querySelectorAll(item)); |
| result = result.concat(nodeList.map(function(node) { |
| return axe.utils.getFlattenedTree(node)[0]; |
| })); |
| break; |
| } else if (item && item.length && !(item instanceof Node)) { |
| if (item.length > 1) { |
| pushUniqueFrameSelector(context, type, item); |
| } else { |
| nodeList = Array.from(document.querySelectorAll(item[0])); |
| result = result.concat(nodeList.map(function(node) { |
| return axe.utils.getFlattenedTree(node)[0]; |
| })); |
| } |
| } else if (item instanceof Node) { |
| result.push(axe.utils.getFlattenedTree(item)[0]); |
| } |
| } |
| return result.filter(function(r) { |
| return r; |
| }); |
| } |
| function validateContext(context) { |
| 'use strict'; |
| if (context.include.length === 0) { |
| if (context.frames.length === 0) { |
| var env = axe.utils.respondable.isInFrame() ? 'frame' : 'page'; |
| return new Error('No elements found for include in ' + env + ' Context'); |
| } |
| context.frames.forEach(function(frame, i) { |
| if (frame.include.length === 0) { |
| return new Error('No elements found for include in Context of frame ' + i); |
| } |
| }); |
| } |
| } |
| function Context(spec) { |
| 'use strict'; |
| var self = this; |
| this.frames = []; |
| this.initiator = spec && typeof spec.initiator === 'boolean' ? spec.initiator : true; |
| this.page = false; |
| spec = normalizeContext(spec); |
| this.exclude = spec.exclude; |
| this.include = spec.include; |
| this.include = parseSelectorArray(this, 'include'); |
| this.exclude = parseSelectorArray(this, 'exclude'); |
| axe.utils.select('frame, iframe', this).forEach(function(frame) { |
| if (isNodeInContext(frame, self)) { |
| pushUniqueFrame(self.frames, frame.actualNode); |
| } |
| }); |
| if (this.include.length === 1 && this.include[0].actualNode === document.documentElement) { |
| this.page = true; |
| } |
| var err = validateContext(this); |
| if (err instanceof Error) { |
| throw err; |
| } |
| } |
| 'use strict'; |
| function RuleResult(rule) { |
| 'use strict'; |
| this.id = rule.id; |
| this.result = axe.constants.NA; |
| this.pageLevel = rule.pageLevel; |
| this.impact = null; |
| this.nodes = []; |
| } |
| 'use strict'; |
| function Rule(spec, parentAudit) { |
| 'use strict'; |
| this._audit = parentAudit; |
| this.id = spec.id; |
| this.selector = spec.selector || '*'; |
| this.excludeHidden = typeof spec.excludeHidden === 'boolean' ? spec.excludeHidden : true; |
| this.enabled = typeof spec.enabled === 'boolean' ? spec.enabled : true; |
| this.pageLevel = typeof spec.pageLevel === 'boolean' ? spec.pageLevel : false; |
| this.any = spec.any || []; |
| this.all = spec.all || []; |
| this.none = spec.none || []; |
| this.tags = spec.tags || []; |
| if (spec.matches) { |
| this.matches = createExecutionContext(spec.matches); |
| } |
| } |
| Rule.prototype.matches = function() { |
| 'use strict'; |
| return true; |
| }; |
| Rule.prototype.gather = function(context) { |
| 'use strict'; |
| var elements = axe.utils.select(this.selector, context); |
| if (this.excludeHidden) { |
| return elements.filter(function(element) { |
| return !axe.utils.isHidden(element.actualNode); |
| }); |
| } |
| return elements; |
| }; |
| Rule.prototype.runChecks = function(type, node, options, resolve, reject) { |
| 'use strict'; |
| var self = this; |
| var checkQueue = axe.utils.queue(); |
| this[type].forEach(function(c) { |
| var check = self._audit.checks[c.id || c]; |
| var option = axe.utils.getCheckOption(check, self.id, options); |
| checkQueue.defer(function(res, rej) { |
| check.run(node, option, res, rej); |
| }); |
| }); |
| checkQueue.then(function(results) { |
| results = results.filter(function(check) { |
| return check; |
| }); |
| resolve({ |
| type: type, |
| results: results |
| }); |
| }).catch(reject); |
| }; |
| Rule.prototype.run = function(context, options, resolve, reject) { |
| var _this = this; |
| var q = axe.utils.queue(); |
| var ruleResult = new RuleResult(this); |
| var nodes = void 0; |
| try { |
| nodes = this.gather(context).filter(function(node) { |
| return _this.matches(node.actualNode, node); |
| }); |
| } catch (error) { |
| reject(new SupportError({ |
| cause: error, |
| ruleId: this.id |
| })); |
| return; |
| } |
| if (options.performanceTimer) { |
| axe.log('gather (', nodes.length, '):', axe.utils.performanceTimer.timeElapsed() + 'ms'); |
| } |
| nodes.forEach(function(node) { |
| q.defer(function(resolveNode, rejectNode) { |
| var checkQueue = axe.utils.queue(); |
| checkQueue.defer(function(res, rej) { |
| _this.runChecks('any', node, options, res, rej); |
| }); |
| checkQueue.defer(function(res, rej) { |
| _this.runChecks('all', node, options, res, rej); |
| }); |
| checkQueue.defer(function(res, rej) { |
| _this.runChecks('none', node, options, res, rej); |
| }); |
| checkQueue.then(function(results) { |
| if (results.length) { |
| var hasResults = false, result = {}; |
| results.forEach(function(r) { |
| var res = r.results.filter(function(result) { |
| return result; |
| }); |
| result[r.type] = res; |
| if (res.length) { |
| hasResults = true; |
| } |
| }); |
| if (hasResults) { |
| result.node = new axe.utils.DqElement(node.actualNode, options); |
| ruleResult.nodes.push(result); |
| } |
| } |
| resolveNode(); |
| }).catch(function(err) { |
| return rejectNode(err); |
| }); |
| }); |
| }); |
| q.then(function() { |
| return resolve(ruleResult); |
| }).catch(function(error) { |
| return reject(error); |
| }); |
| }; |
| function findAfterChecks(rule) { |
| 'use strict'; |
| return axe.utils.getAllChecks(rule).map(function(c) { |
| var check = rule._audit.checks[c.id || c]; |
| return check && typeof check.after === 'function' ? check : null; |
| }).filter(Boolean); |
| } |
| function findCheckResults(nodes, checkID) { |
| 'use strict'; |
| var checkResults = []; |
| nodes.forEach(function(nodeResult) { |
| var checks = axe.utils.getAllChecks(nodeResult); |
| checks.forEach(function(checkResult) { |
| if (checkResult.id === checkID) { |
| checkResults.push(checkResult); |
| } |
| }); |
| }); |
| return checkResults; |
| } |
| function filterChecks(checks) { |
| 'use strict'; |
| return checks.filter(function(check) { |
| return check.filtered !== true; |
| }); |
| } |
| function sanitizeNodes(result) { |
| 'use strict'; |
| var checkTypes = [ 'any', 'all', 'none' ]; |
| var nodes = result.nodes.filter(function(detail) { |
| var length = 0; |
| checkTypes.forEach(function(type) { |
| detail[type] = filterChecks(detail[type]); |
| length += detail[type].length; |
| }); |
| return length > 0; |
| }); |
| if (result.pageLevel && nodes.length) { |
| nodes = [ nodes.reduce(function(a, b) { |
| if (a) { |
| checkTypes.forEach(function(type) { |
| a[type].push.apply(a[type], b[type]); |
| }); |
| return a; |
| } |
| }) ]; |
| } |
| return nodes; |
| } |
| Rule.prototype.after = function(result, options) { |
| 'use strict'; |
| var afterChecks = findAfterChecks(this); |
| var ruleID = this.id; |
| afterChecks.forEach(function(check) { |
| var beforeResults = findCheckResults(result.nodes, check.id); |
| var option = axe.utils.getCheckOption(check, ruleID, options); |
| var afterResults = check.after(beforeResults, option); |
| beforeResults.forEach(function(item) { |
| if (afterResults.indexOf(item) === -1) { |
| item.filtered = true; |
| } |
| }); |
| }); |
| result.nodes = sanitizeNodes(result); |
| return result; |
| }; |
| Rule.prototype.configure = function(spec) { |
| 'use strict'; |
| if (spec.hasOwnProperty('selector')) { |
| this.selector = spec.selector; |
| } |
| if (spec.hasOwnProperty('excludeHidden')) { |
| this.excludeHidden = typeof spec.excludeHidden === 'boolean' ? spec.excludeHidden : true; |
| } |
| if (spec.hasOwnProperty('enabled')) { |
| this.enabled = typeof spec.enabled === 'boolean' ? spec.enabled : true; |
| } |
| if (spec.hasOwnProperty('pageLevel')) { |
| this.pageLevel = typeof spec.pageLevel === 'boolean' ? spec.pageLevel : false; |
| } |
| if (spec.hasOwnProperty('any')) { |
| this.any = spec.any; |
| } |
| if (spec.hasOwnProperty('all')) { |
| this.all = spec.all; |
| } |
| if (spec.hasOwnProperty('none')) { |
| this.none = spec.none; |
| } |
| if (spec.hasOwnProperty('tags')) { |
| this.tags = spec.tags; |
| } |
| if (spec.hasOwnProperty('matches')) { |
| if (typeof spec.matches === 'string') { |
| this.matches = new Function('return ' + spec.matches + ';')(); |
| } else { |
| this.matches = spec.matches; |
| } |
| } |
| }; |
| 'use strict'; |
| (function(axe) { |
| var definitions = [ { |
| name: 'NA', |
| value: 'inapplicable', |
| priority: 0, |
| group: 'inapplicable' |
| }, { |
| name: 'PASS', |
| value: 'passed', |
| priority: 1, |
| group: 'passes' |
| }, { |
| name: 'CANTTELL', |
| value: 'cantTell', |
| priority: 2, |
| group: 'incomplete' |
| }, { |
| name: 'FAIL', |
| value: 'failed', |
| priority: 3, |
| group: 'violations' |
| } ]; |
| var constants = { |
| helpUrlBase: 'https://dequeuniversity.com/rules/', |
| results: [], |
| resultGroups: [], |
| resultGroupMap: {}, |
| impact: Object.freeze([ 'minor', 'moderate', 'serious', 'critical' ]) |
| }; |
| definitions.forEach(function(definition) { |
| var name = definition.name; |
| var value = definition.value; |
| var priority = definition.priority; |
| var group = definition.group; |
| constants[name] = value; |
| constants[name + '_PRIO'] = priority; |
| constants[name + '_GROUP'] = group; |
| constants.results[priority] = value; |
| constants.resultGroups[priority] = group; |
| constants.resultGroupMap[value] = group; |
| }); |
| Object.freeze(constants.results); |
| Object.freeze(constants.resultGroups); |
| Object.freeze(constants.resultGroupMap); |
| Object.freeze(constants); |
| Object.defineProperty(axe, 'constants', { |
| value: constants, |
| enumerable: true, |
| configurable: false, |
| writable: false |
| }); |
| })(axe); |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| axe.log = function() { |
| 'use strict'; |
| if ((typeof console === 'undefined' ? 'undefined' : _typeof(console)) === 'object' && console.log) { |
| Function.prototype.apply.call(console.log, console, arguments); |
| } |
| }; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| axe.a11yCheck = function(context, options, callback) { |
| 'use strict'; |
| if (typeof options === 'function') { |
| callback = options; |
| options = {}; |
| } |
| if (!options || (typeof options === 'undefined' ? 'undefined' : _typeof(options)) !== 'object') { |
| options = {}; |
| } |
| var audit = axe._audit; |
| if (!audit) { |
| throw new Error('No audit configured'); |
| } |
| options.reporter = options.reporter || audit.reporter || 'v2'; |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.start(); |
| } |
| var reporter = axe.getReporter(options.reporter); |
| axe._runRules(context, options, function(results) { |
| var res = reporter(results, options, callback); |
| if (res !== undefined) { |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.end(); |
| } |
| callback(res); |
| } |
| }, axe.log); |
| }; |
| 'use strict'; |
| function cleanupPlugins(resolve, reject) { |
| 'use strict'; |
| if (!axe._audit) { |
| throw new Error('No audit configured'); |
| } |
| var q = axe.utils.queue(); |
| var cleanupErrors = []; |
| Object.keys(axe.plugins).forEach(function(key) { |
| q.defer(function(res) { |
| var rej = function rej(err) { |
| cleanupErrors.push(err); |
| res(); |
| }; |
| try { |
| axe.plugins[key].cleanup(res, rej); |
| } catch (err) { |
| rej(err); |
| } |
| }); |
| }); |
| axe.utils.toArray(document.querySelectorAll('frame, iframe')).forEach(function(frame) { |
| q.defer(function(res, rej) { |
| return axe.utils.sendCommandToFrame(frame, { |
| command: 'cleanup-plugin' |
| }, res, rej); |
| }); |
| }); |
| q.then(function(results) { |
| if (cleanupErrors.length === 0) { |
| resolve(results); |
| } else { |
| reject(cleanupErrors); |
| } |
| }).catch(reject); |
| } |
| axe.cleanup = cleanupPlugins; |
| 'use strict'; |
| function configureChecksRulesAndBranding(spec) { |
| 'use strict'; |
| var audit; |
| audit = axe._audit; |
| if (!audit) { |
| throw new Error('No audit configured'); |
| } |
| if (spec.reporter && (typeof spec.reporter === 'function' || reporters[spec.reporter])) { |
| audit.reporter = spec.reporter; |
| } |
| if (spec.checks) { |
| spec.checks.forEach(function(check) { |
| audit.addCheck(check); |
| }); |
| } |
| if (spec.rules) { |
| spec.rules.forEach(function(rule) { |
| audit.addRule(rule); |
| }); |
| } |
| if (typeof spec.branding !== 'undefined') { |
| audit.setBranding(spec.branding); |
| } else { |
| audit._constructHelpUrls(); |
| } |
| if (spec.tagExclude) { |
| audit.tagExclude = spec.tagExclude; |
| } |
| } |
| axe.configure = configureChecksRulesAndBranding; |
| 'use strict'; |
| axe.getRules = function(tags) { |
| 'use strict'; |
| tags = tags || []; |
| var matchingRules = !tags.length ? axe._audit.rules : axe._audit.rules.filter(function(item) { |
| return !!tags.filter(function(tag) { |
| return item.tags.indexOf(tag) !== -1; |
| }).length; |
| }); |
| var ruleData = axe._audit.data.rules || {}; |
| return matchingRules.map(function(matchingRule) { |
| var rd = ruleData[matchingRule.id] || {}; |
| return { |
| ruleId: matchingRule.id, |
| description: rd.description, |
| help: rd.help, |
| helpUrl: rd.helpUrl, |
| tags: matchingRule.tags |
| }; |
| }); |
| }; |
| 'use strict'; |
| function runCommand(data, keepalive, callback) { |
| 'use strict'; |
| var resolve = callback; |
| var reject = function reject(err) { |
| if (err instanceof Error === false) { |
| err = new Error(err); |
| } |
| callback(err); |
| }; |
| var context = data && data.context || {}; |
| if (context.include && !context.include.length) { |
| context.include = [ document ]; |
| } |
| var options = data && data.options || {}; |
| switch (data.command) { |
| case 'rules': |
| return runRules(context, options, resolve, reject); |
| |
| case 'cleanup-plugin': |
| return cleanupPlugins(resolve, reject); |
| |
| default: |
| if (axe._audit && axe._audit.commands && axe._audit.commands[data.command]) { |
| return axe._audit.commands[data.command](data, callback); |
| } |
| } |
| } |
| axe._load = function(audit) { |
| 'use strict'; |
| axe.utils.respondable.subscribe('axe.ping', function(data, keepalive, respond) { |
| respond({ |
| axe: true |
| }); |
| }); |
| axe.utils.respondable.subscribe('axe.start', runCommand); |
| axe._audit = new Audit(audit); |
| }; |
| 'use strict'; |
| var axe = axe || {}; |
| axe.plugins = {}; |
| function Plugin(spec) { |
| 'use strict'; |
| this._run = spec.run; |
| this._collect = spec.collect; |
| this._registry = {}; |
| spec.commands.forEach(function(command) { |
| axe._audit.registerCommand(command); |
| }); |
| } |
| Plugin.prototype.run = function() { |
| 'use strict'; |
| return this._run.apply(this, arguments); |
| }; |
| Plugin.prototype.collect = function() { |
| 'use strict'; |
| return this._collect.apply(this, arguments); |
| }; |
| Plugin.prototype.cleanup = function(done) { |
| 'use strict'; |
| var q = axe.utils.queue(); |
| var that = this; |
| Object.keys(this._registry).forEach(function(key) { |
| q.defer(function(done) { |
| that._registry[key].cleanup(done); |
| }); |
| }); |
| q.then(function() { |
| done(); |
| }); |
| }; |
| Plugin.prototype.add = function(impl) { |
| 'use strict'; |
| this._registry[impl.id] = impl; |
| }; |
| axe.registerPlugin = function(plugin) { |
| 'use strict'; |
| axe.plugins[plugin.id] = new Plugin(plugin); |
| }; |
| 'use strict'; |
| var reporters = {}; |
| var defaultReporter; |
| axe.getReporter = function(reporter) { |
| 'use strict'; |
| if (typeof reporter === 'string' && reporters[reporter]) { |
| return reporters[reporter]; |
| } |
| if (typeof reporter === 'function') { |
| return reporter; |
| } |
| return defaultReporter; |
| }; |
| axe.addReporter = function registerReporter(name, cb, isDefault) { |
| 'use strict'; |
| reporters[name] = cb; |
| if (isDefault) { |
| defaultReporter = cb; |
| } |
| }; |
| 'use strict'; |
| function resetConfiguration() { |
| 'use strict'; |
| var audit = axe._audit; |
| if (!audit) { |
| throw new Error('No audit configured'); |
| } |
| audit.resetRulesAndChecks(); |
| } |
| axe.reset = resetConfiguration; |
| 'use strict'; |
| function runRules(context, options, resolve, reject) { |
| 'use strict'; |
| try { |
| context = new Context(context); |
| } catch (e) { |
| return reject(e); |
| } |
| var q = axe.utils.queue(); |
| var audit = axe._audit; |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.auditStart(); |
| } |
| if (context.frames.length && options.iframes !== false) { |
| q.defer(function(res, rej) { |
| axe.utils.collectResultsFromFrames(context, options, 'rules', null, res, rej); |
| }); |
| } |
| q.defer(function(res, rej) { |
| if (options.restoreScroll) { |
| var scrollState = axe.utils.getScrollState(); |
| audit.run(context, options, res, rej); |
| axe.utils.setScrollState(scrollState); |
| } else { |
| audit.run(context, options, res, rej); |
| } |
| }); |
| q.then(function(data) { |
| try { |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.auditEnd(); |
| } |
| var results = axe.utils.mergeResults(data.map(function(d) { |
| return { |
| results: d |
| }; |
| })); |
| if (context.initiator) { |
| results = audit.after(results, options); |
| results.forEach(axe.utils.publishMetaData); |
| results = results.map(axe.utils.finalizeRuleResult); |
| } |
| try { |
| resolve(results); |
| } catch (e) { |
| axe.log(e); |
| } |
| } catch (e) { |
| reject(e); |
| } |
| }).catch(reject); |
| } |
| axe._runRules = runRules; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| function isContext(potential) { |
| 'use strict'; |
| switch (true) { |
| case typeof potential === 'string': |
| case Array.isArray(potential): |
| case Node && potential instanceof Node: |
| case NodeList && potential instanceof NodeList: |
| return true; |
| |
| case (typeof potential === 'undefined' ? 'undefined' : _typeof(potential)) !== 'object': |
| return false; |
| |
| case potential.include !== undefined: |
| case potential.exclude !== undefined: |
| case typeof potential.length === 'number': |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| var noop = function noop() {}; |
| function normalizeRunParams(context, options, callback) { |
| 'use strict'; |
| var typeErr = new TypeError('axe.run arguments are invalid'); |
| if (!isContext(context)) { |
| if (callback !== undefined) { |
| throw typeErr; |
| } |
| callback = options; |
| options = context; |
| context = document; |
| } |
| if ((typeof options === 'undefined' ? 'undefined' : _typeof(options)) !== 'object') { |
| if (callback !== undefined) { |
| throw typeErr; |
| } |
| callback = options; |
| options = {}; |
| } |
| if (typeof callback !== 'function' && callback !== undefined) { |
| throw typeErr; |
| } |
| return { |
| context: context, |
| options: options, |
| callback: callback || noop |
| }; |
| } |
| axe.run = function(context, options, callback) { |
| 'use strict'; |
| if (!axe._audit) { |
| throw new Error('No audit configured'); |
| } |
| var args = normalizeRunParams(context, options, callback); |
| context = args.context; |
| options = args.options; |
| callback = args.callback; |
| options.reporter = options.reporter || axe._audit.reporter || 'v1'; |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.start(); |
| } |
| var p = void 0; |
| var reject = noop; |
| var resolve = noop; |
| if (window.Promise && callback === noop) { |
| p = new Promise(function(_resolve, _reject) { |
| reject = _reject; |
| resolve = _resolve; |
| }); |
| } |
| axe._runRules(context, options, function(rawResults) { |
| var respond = function respond(results) { |
| try { |
| callback(null, results); |
| } catch (e) { |
| axe.log(e); |
| } |
| resolve(results); |
| }; |
| if (options.performanceTimer) { |
| axe.utils.performanceTimer.end(); |
| } |
| try { |
| var reporter = axe.getReporter(options.reporter); |
| var results = reporter(rawResults, options, respond); |
| if (results !== undefined) { |
| respond(results); |
| } |
| } catch (err) { |
| callback(err); |
| reject(err); |
| } |
| }, function(err) { |
| callback(err); |
| reject(err); |
| }); |
| return p; |
| }; |
| 'use strict'; |
| helpers.failureSummary = function failureSummary(nodeData) { |
| 'use strict'; |
| var failingChecks = {}; |
| failingChecks.none = nodeData.none.concat(nodeData.all); |
| failingChecks.any = nodeData.any; |
| return Object.keys(failingChecks).map(function(key) { |
| if (!failingChecks[key].length) { |
| return; |
| } |
| var sum = axe._audit.data.failureSummaries[key]; |
| if (sum && typeof sum.failureMessage === 'function') { |
| return sum.failureMessage(failingChecks[key].map(function(check) { |
| return check.message || ''; |
| })); |
| } |
| }).filter(function(i) { |
| return i !== undefined; |
| }).join('\n\n'); |
| }; |
| 'use strict'; |
| helpers.incompleteFallbackMessage = function incompleteFallbackMessage() { |
| 'use strict'; |
| return axe._audit.data.incompleteFallbackMessage(); |
| }; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| function normalizeRelatedNodes(node, options) { |
| 'use strict'; |
| [ 'any', 'all', 'none' ].forEach(function(type) { |
| if (!Array.isArray(node[type])) { |
| return; |
| } |
| node[type].filter(function(checkRes) { |
| return Array.isArray(checkRes.relatedNodes); |
| }).forEach(function(checkRes) { |
| checkRes.relatedNodes = checkRes.relatedNodes.map(function(relatedNode) { |
| var res = { |
| html: relatedNode.source |
| }; |
| if (options.elementRef && !relatedNode.fromFrame) { |
| res.element = relatedNode.element; |
| } |
| if (options.selectors !== false || relatedNode.fromFrame) { |
| res.target = relatedNode.selector; |
| } |
| if (options.xpath) { |
| res.xpath = relatedNode.xpath; |
| } |
| return res; |
| }); |
| }); |
| }); |
| } |
| var resultKeys = axe.constants.resultGroups; |
| helpers.processAggregate = function(results, options) { |
| var resultObject = axe.utils.aggregateResult(results); |
| resultObject.timestamp = new Date().toISOString(); |
| resultObject.url = window.location.href; |
| resultKeys.forEach(function(key) { |
| resultObject[key] = (resultObject[key] || []).map(function(ruleResult) { |
| ruleResult = Object.assign({}, ruleResult); |
| if (Array.isArray(ruleResult.nodes) && ruleResult.nodes.length > 0) { |
| ruleResult.nodes = ruleResult.nodes.map(function(subResult) { |
| if (_typeof(subResult.node) === 'object') { |
| subResult.html = subResult.node.source; |
| if (options.elementRef && !subResult.node.fromFrame) { |
| subResult.element = subResult.node.element; |
| } |
| if (options.selectors !== false || subResult.node.fromFrame) { |
| subResult.target = subResult.node.selector; |
| } |
| if (options.xpath) { |
| subResult.xpath = subResult.node.xpath; |
| } |
| } |
| delete subResult.result; |
| delete subResult.node; |
| normalizeRelatedNodes(subResult, options); |
| return subResult; |
| }); |
| } |
| resultKeys.forEach(function(key) { |
| return delete ruleResult[key]; |
| }); |
| delete ruleResult.pageLevel; |
| delete ruleResult.result; |
| return ruleResult; |
| }); |
| }); |
| return resultObject; |
| }; |
| 'use strict'; |
| axe.addReporter('na', function(results, options, callback) { |
| 'use strict'; |
| if (typeof options === 'function') { |
| callback = options; |
| options = {}; |
| } |
| var out = helpers.processAggregate(results, options); |
| callback({ |
| violations: out.violations, |
| passes: out.passes, |
| incomplete: out.incomplete, |
| inapplicable: out.inapplicable, |
| timestamp: out.timestamp, |
| url: out.url |
| }); |
| }); |
| 'use strict'; |
| axe.addReporter('no-passes', function(results, options, callback) { |
| 'use strict'; |
| if (typeof options === 'function') { |
| callback = options; |
| options = {}; |
| } |
| var out = helpers.processAggregate(results, options); |
| callback({ |
| violations: out.violations, |
| timestamp: out.timestamp, |
| url: out.url |
| }); |
| }); |
| 'use strict'; |
| axe.addReporter('raw', function(results, options, callback) { |
| 'use strict'; |
| if (typeof options === 'function') { |
| callback = options; |
| options = {}; |
| } |
| callback(results); |
| }); |
| 'use strict'; |
| axe.addReporter('v1', function(results, options, callback) { |
| 'use strict'; |
| if (typeof options === 'function') { |
| callback = options; |
| options = {}; |
| } |
| var out = helpers.processAggregate(results, options); |
| out.violations.forEach(function(result) { |
| return result.nodes.forEach(function(nodeResult) { |
| nodeResult.failureSummary = helpers.failureSummary(nodeResult); |
| }); |
| }); |
| callback({ |
| violations: out.violations, |
| passes: out.passes, |
| incomplete: out.incomplete, |
| inapplicable: out.inapplicable, |
| timestamp: out.timestamp, |
| url: out.url |
| }); |
| }); |
| 'use strict'; |
| axe.addReporter('v2', function(results, options, callback) { |
| 'use strict'; |
| if (typeof options === 'function') { |
| callback = options; |
| options = {}; |
| } |
| var out = helpers.processAggregate(results, options); |
| callback({ |
| violations: out.violations, |
| passes: out.passes, |
| incomplete: out.incomplete, |
| inapplicable: out.inapplicable, |
| timestamp: out.timestamp, |
| url: out.url |
| }); |
| }, true); |
| 'use strict'; |
| axe.utils.aggregate = function(map, values, initial) { |
| values = values.slice(); |
| if (initial) { |
| values.push(initial); |
| } |
| var sorting = values.map(function(val) { |
| return map.indexOf(val); |
| }).sort(); |
| return map[sorting.pop()]; |
| }; |
| 'use strict'; |
| var checkMap = []; |
| checkMap[axe.constants.PASS_PRIO] = true; |
| checkMap[axe.constants.CANTTELL_PRIO] = null; |
| checkMap[axe.constants.FAIL_PRIO] = false; |
| var checkTypes = [ 'any', 'all', 'none' ]; |
| function anyAllNone(obj, functor) { |
| return checkTypes.reduce(function(out, type) { |
| out[type] = (obj[type] || []).map(function(val) { |
| return functor(val, type); |
| }); |
| return out; |
| }, {}); |
| } |
| axe.utils.aggregateChecks = function(nodeResOriginal) { |
| var nodeResult = Object.assign({}, nodeResOriginal); |
| anyAllNone(nodeResult, function(check, type) { |
| var i = checkMap.indexOf(check.result); |
| check.priority = i !== -1 ? i : axe.constants.CANTTELL_PRIO; |
| if (type === 'none') { |
| check.priority = 4 - check.priority; |
| } |
| }); |
| var priorities = anyAllNone(nodeResult, function(c) { |
| return c.priority; |
| }); |
| nodeResult.priority = Math.max(priorities.all.reduce(function(a, b) { |
| return Math.max(a, b); |
| }, 0), priorities.none.reduce(function(a, b) { |
| return Math.max(a, b); |
| }, 0), priorities.any.reduce(function(a, b) { |
| return Math.min(a, b); |
| }, 4) % 4); |
| var impacts = []; |
| checkTypes.forEach(function(type) { |
| nodeResult[type] = nodeResult[type].filter(function(check) { |
| return check.priority === nodeResult.priority; |
| }); |
| nodeResult[type].forEach(function(check) { |
| return impacts.push(check.impact); |
| }); |
| }); |
| if (nodeResult.priority === axe.constants.FAIL_PRIO) { |
| nodeResult.impact = axe.utils.aggregate(axe.constants.impact, impacts); |
| } else { |
| nodeResult.impact = null; |
| } |
| anyAllNone(nodeResult, function(c) { |
| delete c.result; |
| delete c.priority; |
| }); |
| nodeResult.result = axe.constants.results[nodeResult.priority]; |
| delete nodeResult.priority; |
| return nodeResult; |
| }; |
| 'use strict'; |
| function copyToGroup(resultObject, subResult, group) { |
| var resultCopy = Object.assign({}, subResult); |
| resultCopy.nodes = (resultCopy[group] || []).concat(); |
| axe.constants.resultGroups.forEach(function(group) { |
| delete resultCopy[group]; |
| }); |
| resultObject[group].push(resultCopy); |
| } |
| axe.utils.aggregateResult = function(results) { |
| var resultObject = {}; |
| axe.constants.resultGroups.forEach(function(groupName) { |
| return resultObject[groupName] = []; |
| }); |
| results.forEach(function(subResult) { |
| if (subResult.error) { |
| copyToGroup(resultObject, subResult, axe.constants.CANTTELL_GROUP); |
| } else if (subResult.result === axe.constants.NA) { |
| copyToGroup(resultObject, subResult, axe.constants.NA_GROUP); |
| } else { |
| axe.constants.resultGroups.forEach(function(group) { |
| if (Array.isArray(subResult[group]) && subResult[group].length > 0) { |
| copyToGroup(resultObject, subResult, group); |
| } |
| }); |
| } |
| }); |
| return resultObject; |
| }; |
| 'use strict'; |
| (function() { |
| axe.utils.aggregateRule = function(subResults) { |
| var ruleResult = {}; |
| subResults = subResults.map(function(subResult) { |
| if (subResult.any && subResult.all && subResult.none) { |
| return axe.utils.aggregateChecks(subResult); |
| } else if (Array.isArray(subResult.node)) { |
| return axe.utils.finalizeRuleResult(subResult); |
| } else { |
| throw new TypeError('Invalid Result type'); |
| } |
| }); |
| var resultList = subResults.map(function(node) { |
| return node.result; |
| }); |
| ruleResult.result = axe.utils.aggregate(axe.constants.results, resultList, ruleResult.result); |
| axe.constants.resultGroups.forEach(function(group) { |
| return ruleResult[group] = []; |
| }); |
| subResults.forEach(function(subResult) { |
| var groupName = axe.constants.resultGroupMap[subResult.result]; |
| ruleResult[groupName].push(subResult); |
| }); |
| var failGroup = axe.constants.FAIL_GROUP; |
| if (ruleResult[failGroup].length > 0) { |
| var impactList = ruleResult[failGroup].map(function(failure) { |
| return failure.impact; |
| }); |
| ruleResult.impact = axe.utils.aggregate(axe.constants.impact, impactList) || null; |
| } else { |
| ruleResult.impact = null; |
| } |
| return ruleResult; |
| }; |
| })(); |
| 'use strict'; |
| function areStylesSet(el, styles, stopAt) { |
| 'use strict'; |
| var styl = window.getComputedStyle(el, null); |
| var set = false; |
| if (!styl) { |
| return false; |
| } |
| styles.forEach(function(att) { |
| if (styl.getPropertyValue(att.property) === att.value) { |
| set = true; |
| } |
| }); |
| if (set) { |
| return true; |
| } |
| if (el.nodeName.toUpperCase() === stopAt.toUpperCase() || !el.parentNode) { |
| return false; |
| } |
| return areStylesSet(el.parentNode, styles, stopAt); |
| } |
| axe.utils.areStylesSet = areStylesSet; |
| 'use strict'; |
| axe.utils.checkHelper = function checkHelper(checkResult, options, resolve, reject) { |
| 'use strict'; |
| return { |
| isAsync: false, |
| async: function async() { |
| this.isAsync = true; |
| return function(result) { |
| if (result instanceof Error === false) { |
| checkResult.value = result; |
| resolve(checkResult); |
| } else { |
| reject(result); |
| } |
| }; |
| }, |
| data: function data(_data) { |
| checkResult.data = _data; |
| }, |
| relatedNodes: function relatedNodes(nodes) { |
| nodes = nodes instanceof Node ? [ nodes ] : axe.utils.toArray(nodes); |
| checkResult.relatedNodes = nodes.map(function(element) { |
| return new axe.utils.DqElement(element, options); |
| }); |
| } |
| }; |
| }; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| axe.utils.clone = function(obj) { |
| 'use strict'; |
| var index, length, out = obj; |
| if (obj !== null && (typeof obj === 'undefined' ? 'undefined' : _typeof(obj)) === 'object') { |
| if (Array.isArray(obj)) { |
| out = []; |
| for (index = 0, length = obj.length; index < length; index++) { |
| out[index] = axe.utils.clone(obj[index]); |
| } |
| } else { |
| out = {}; |
| for (index in obj) { |
| out[index] = axe.utils.clone(obj[index]); |
| } |
| } |
| } |
| return out; |
| }; |
| 'use strict'; |
| function err(message, node) { |
| 'use strict'; |
| return new Error(message + ': ' + axe.utils.getSelector(node)); |
| } |
| axe.utils.sendCommandToFrame = function(node, parameters, resolve, reject) { |
| 'use strict'; |
| var win = node.contentWindow; |
| if (!win) { |
| axe.log('Frame does not have a content window', node); |
| resolve(null); |
| return; |
| } |
| var timeout = setTimeout(function() { |
| timeout = setTimeout(function() { |
| var errMsg = err('No response from frame', node); |
| if (!parameters.debug) { |
| axe.log(errMsg); |
| resolve(null); |
| } else { |
| reject(errMsg); |
| } |
| }, 0); |
| }, 500); |
| axe.utils.respondable(win, 'axe.ping', null, undefined, function() { |
| clearTimeout(timeout); |
| timeout = setTimeout(function() { |
| reject(err('Axe in frame timed out', node)); |
| }, 3e4); |
| axe.utils.respondable(win, 'axe.start', parameters, undefined, function(data) { |
| clearTimeout(timeout); |
| if (data instanceof Error === false) { |
| resolve(data); |
| } else { |
| reject(data); |
| } |
| }); |
| }); |
| }; |
| function collectResultsFromFrames(context, options, command, parameter, resolve, reject) { |
| 'use strict'; |
| var q = axe.utils.queue(); |
| var frames = context.frames; |
| frames.forEach(function(frame) { |
| var params = { |
| options: options, |
| command: command, |
| parameter: parameter, |
| context: { |
| initiator: false, |
| page: context.page, |
| include: frame.include || [], |
| exclude: frame.exclude || [] |
| } |
| }; |
| q.defer(function(res, rej) { |
| var node = frame.node; |
| axe.utils.sendCommandToFrame(node, params, function(data) { |
| if (data) { |
| return res({ |
| results: data, |
| frameElement: node, |
| frame: axe.utils.getSelector(node) |
| }); |
| } |
| res(null); |
| }, rej); |
| }); |
| }); |
| q.then(function(data) { |
| resolve(axe.utils.mergeResults(data, options)); |
| }).catch(reject); |
| } |
| axe.utils.collectResultsFromFrames = collectResultsFromFrames; |
| 'use strict'; |
| axe.utils.contains = function(node, otherNode) { |
| 'use strict'; |
| function containsShadowChild(node, otherNode) { |
| if (node.shadowId === otherNode.shadowId) { |
| return true; |
| } |
| return !!node.children.find(function(child) { |
| return containsShadowChild(child, otherNode); |
| }); |
| } |
| if (node.shadowId || otherNode.shadowId) { |
| return containsShadowChild(node, otherNode); |
| } |
| if (typeof node.actualNode.contains === 'function') { |
| return node.actualNode.contains(otherNode.actualNode); |
| } |
| return !!(node.actualNode.compareDocumentPosition(otherNode.actualNode) & 16); |
| }; |
| 'use strict'; |
| (function(axe) { |
| /*! |
| * The copyright below covers the code within this function block only |
| * |
| * Copyright (c) 2013 Dulin Marat |
| * |
| * 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. |
| */ |
| function CssSelectorParser() { |
| this.pseudos = {}; |
| this.attrEqualityMods = {}; |
| this.ruleNestingOperators = {}; |
| this.substitutesEnabled = false; |
| } |
| CssSelectorParser.prototype.registerSelectorPseudos = function(name) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| name = arguments[j]; |
| this.pseudos[name] = 'selector'; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.unregisterSelectorPseudos = function(name) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| name = arguments[j]; |
| delete this.pseudos[name]; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.registerNumericPseudos = function(name) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| name = arguments[j]; |
| this.pseudos[name] = 'numeric'; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.unregisterNumericPseudos = function(name) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| name = arguments[j]; |
| delete this.pseudos[name]; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.registerNestingOperators = function(operator) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| operator = arguments[j]; |
| this.ruleNestingOperators[operator] = true; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.unregisterNestingOperators = function(operator) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| operator = arguments[j]; |
| delete this.ruleNestingOperators[operator]; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.registerAttrEqualityMods = function(mod) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| mod = arguments[j]; |
| this.attrEqualityMods[mod] = true; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.unregisterAttrEqualityMods = function(mod) { |
| for (var j = 0, len = arguments.length; j < len; j++) { |
| mod = arguments[j]; |
| delete this.attrEqualityMods[mod]; |
| } |
| return this; |
| }; |
| CssSelectorParser.prototype.enableSubstitutes = function() { |
| this.substitutesEnabled = true; |
| return this; |
| }; |
| CssSelectorParser.prototype.disableSubstitutes = function() { |
| this.substitutesEnabled = false; |
| return this; |
| }; |
| function isIdentStart(c) { |
| return c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z' || c === '-' || c === '_'; |
| } |
| function isIdent(c) { |
| return c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z' || c >= '0' && c <= '9' || c === '-' || c === '_'; |
| } |
| function isHex(c) { |
| return c >= 'a' && c <= 'f' || c >= 'A' && c <= 'F' || c >= '0' && c <= '9'; |
| } |
| function isDecimal(c) { |
| return c >= '0' && c <= '9'; |
| } |
| function isAttrMatchOperator(chr) { |
| return chr === '=' || chr === '^' || chr === '$' || chr === '*' || chr === '~'; |
| } |
| var identSpecialChars = { |
| '!': true, |
| '"': true, |
| '#': true, |
| $: true, |
| '%': true, |
| '&': true, |
| '\'': true, |
| '(': true, |
| ')': true, |
| '*': true, |
| '+': true, |
| ',': true, |
| '.': true, |
| '/': true, |
| ';': true, |
| '<': true, |
| '=': true, |
| '>': true, |
| '?': true, |
| '@': true, |
| '[': true, |
| '\\': true, |
| ']': true, |
| '^': true, |
| '`': true, |
| '{': true, |
| '|': true, |
| '}': true, |
| '~': true |
| }; |
| var strReplacementsRev = { |
| '\n': '\\n', |
| '\r': '\\r', |
| '\t': '\\t', |
| '\f': '\\f', |
| '\v': '\\v' |
| }; |
| var singleQuoteEscapeChars = { |
| n: '\n', |
| r: '\r', |
| t: '\t', |
| f: '\f', |
| '\\': '\\', |
| '\'': '\'' |
| }; |
| var doubleQuotesEscapeChars = { |
| n: '\n', |
| r: '\r', |
| t: '\t', |
| f: '\f', |
| '\\': '\\', |
| '"': '"' |
| }; |
| function ParseContext(str, pos, pseudos, attrEqualityMods, ruleNestingOperators, substitutesEnabled) { |
| var chr, getIdent, getStr, l, skipWhitespace; |
| l = str.length; |
| chr = null; |
| getStr = function getStr(quote, escapeTable) { |
| var esc, hex, result; |
| result = ''; |
| pos++; |
| chr = str.charAt(pos); |
| while (pos < l) { |
| if (chr === quote) { |
| pos++; |
| return result; |
| } else if (chr === '\\') { |
| pos++; |
| chr = str.charAt(pos); |
| if (chr === quote) { |
| result += quote; |
| } else if (esc = escapeTable[chr]) { |
| result += esc; |
| } else if (isHex(chr)) { |
| hex = chr; |
| pos++; |
| chr = str.charAt(pos); |
| while (isHex(chr)) { |
| hex += chr; |
| pos++; |
| chr = str.charAt(pos); |
| } |
| if (chr === ' ') { |
| pos++; |
| chr = str.charAt(pos); |
| } |
| result += String.fromCharCode(parseInt(hex, 16)); |
| continue; |
| } else { |
| result += chr; |
| } |
| } else { |
| result += chr; |
| } |
| pos++; |
| chr = str.charAt(pos); |
| } |
| return result; |
| }; |
| getIdent = function getIdent() { |
| var result = ''; |
| chr = str.charAt(pos); |
| while (pos < l) { |
| if (isIdent(chr)) { |
| result += chr; |
| } else if (chr === '\\') { |
| pos++; |
| if (pos >= l) { |
| throw Error('Expected symbol but end of file reached.'); |
| } |
| chr = str.charAt(pos); |
| if (identSpecialChars[chr]) { |
| result += chr; |
| } else if (isHex(chr)) { |
| var hex = chr; |
| pos++; |
| chr = str.charAt(pos); |
| while (isHex(chr)) { |
| hex += chr; |
| pos++; |
| chr = str.charAt(pos); |
| } |
| if (chr === ' ') { |
| pos++; |
| chr = str.charAt(pos); |
| } |
| result += String.fromCharCode(parseInt(hex, 16)); |
| continue; |
| } else { |
| result += chr; |
| } |
| } else { |
| return result; |
| } |
| pos++; |
| chr = str.charAt(pos); |
| } |
| return result; |
| }; |
| skipWhitespace = function skipWhitespace() { |
| chr = str.charAt(pos); |
| var result = false; |
| while (chr === ' ' || chr === '\t' || chr === '\n' || chr === '\r' || chr === '\f') { |
| result = true; |
| pos++; |
| chr = str.charAt(pos); |
| } |
| return result; |
| }; |
| this.parse = function() { |
| var res = this.parseSelector(); |
| if (pos < l) { |
| throw Error('Rule expected but "' + str.charAt(pos) + '" found.'); |
| } |
| return res; |
| }; |
| this.parseSelector = function() { |
| var res; |
| var selector = res = this.parseSingleSelector(); |
| chr = str.charAt(pos); |
| while (chr === ',') { |
| pos++; |
| skipWhitespace(); |
| if (res.type !== 'selectors') { |
| res = { |
| type: 'selectors', |
| selectors: [ selector ] |
| }; |
| } |
| selector = this.parseSingleSelector(); |
| if (!selector) { |
| throw Error('Rule expected after ",".'); |
| } |
| res.selectors.push(selector); |
| } |
| return res; |
| }; |
| this.parseSingleSelector = function() { |
| skipWhitespace(); |
| var selector = { |
| type: 'ruleSet' |
| }; |
| var rule = this.parseRule(); |
| if (!rule) { |
| return null; |
| } |
| var currentRule = selector; |
| while (rule) { |
| rule.type = 'rule'; |
| currentRule.rule = rule; |
| currentRule = rule; |
| skipWhitespace(); |
| chr = str.charAt(pos); |
| if (pos >= l || chr === ',' || chr === ')') { |
| break; |
| } |
| if (ruleNestingOperators[chr]) { |
| var op = chr; |
| pos++; |
| skipWhitespace(); |
| rule = this.parseRule(); |
| if (!rule) { |
| throw Error('Rule expected after "' + op + '".'); |
| } |
| rule.nestingOperator = op; |
| } else { |
| rule = this.parseRule(); |
| if (rule) { |
| rule.nestingOperator = null; |
| } |
| } |
| } |
| return selector; |
| }; |
| this.parseRule = function() { |
| var rule = null; |
| while (pos < l) { |
| chr = str.charAt(pos); |
| if (chr === '*') { |
| pos++; |
| (rule = rule || {}).tagName = '*'; |
| } else if (isIdentStart(chr) || chr === '\\') { |
| (rule = rule || {}).tagName = getIdent(); |
| } else if (chr === '.') { |
| pos++; |
| rule = rule || {}; |
| (rule.classNames = rule.classNames || []).push(getIdent()); |
| } else if (chr === '#') { |
| pos++; |
| (rule = rule || {}).id = getIdent(); |
| } else if (chr === '[') { |
| pos++; |
| skipWhitespace(); |
| var attr = { |
| name: getIdent() |
| }; |
| skipWhitespace(); |
| if (chr === ']') { |
| pos++; |
| } else { |
| var operator = ''; |
| if (attrEqualityMods[chr]) { |
| operator = chr; |
| pos++; |
| chr = str.charAt(pos); |
| } |
| if (pos >= l) { |
| throw Error('Expected "=" but end of file reached.'); |
| } |
| if (chr !== '=') { |
| throw Error('Expected "=" but "' + chr + '" found.'); |
| } |
| attr.operator = operator + '='; |
| pos++; |
| skipWhitespace(); |
| var attrValue = ''; |
| attr.valueType = 'string'; |
| if (chr === '"') { |
| attrValue = getStr('"', doubleQuotesEscapeChars); |
| } else if (chr === '\'') { |
| attrValue = getStr('\'', singleQuoteEscapeChars); |
| } else if (substitutesEnabled && chr === '$') { |
| pos++; |
| attrValue = getIdent(); |
| attr.valueType = 'substitute'; |
| } else { |
| while (pos < l) { |
| if (chr === ']') { |
| break; |
| } |
| attrValue += chr; |
| pos++; |
| chr = str.charAt(pos); |
| } |
| attrValue = attrValue.trim(); |
| } |
| skipWhitespace(); |
| if (pos >= l) { |
| throw Error('Expected "]" but end of file reached.'); |
| } |
| if (chr !== ']') { |
| throw Error('Expected "]" but "' + chr + '" found.'); |
| } |
| pos++; |
| attr.value = attrValue; |
| } |
| rule = rule || {}; |
| (rule.attrs = rule.attrs || []).push(attr); |
| } else if (chr === ':') { |
| pos++; |
| var pseudoName = getIdent(); |
| var pseudo = { |
| name: pseudoName |
| }; |
| if (chr === '(') { |
| pos++; |
| var value = ''; |
| skipWhitespace(); |
| if (pseudos[pseudoName] === 'selector') { |
| pseudo.valueType = 'selector'; |
| value = this.parseSelector(); |
| } else { |
| pseudo.valueType = pseudos[pseudoName] || 'string'; |
| if (chr === '"') { |
| value = getStr('"', doubleQuotesEscapeChars); |
| } else if (chr === '\'') { |
| value = getStr('\'', singleQuoteEscapeChars); |
| } else if (substitutesEnabled && chr === '$') { |
| pos++; |
| value = getIdent(); |
| pseudo.valueType = 'substitute'; |
| } else { |
| while (pos < l) { |
| if (chr === ')') { |
| break; |
| } |
| value += chr; |
| pos++; |
| chr = str.charAt(pos); |
| } |
| value = value.trim(); |
| } |
| skipWhitespace(); |
| } |
| if (pos >= l) { |
| throw Error('Expected ")" but end of file reached.'); |
| } |
| if (chr !== ')') { |
| throw Error('Expected ")" but "' + chr + '" found.'); |
| } |
| pos++; |
| pseudo.value = value; |
| } |
| rule = rule || {}; |
| (rule.pseudos = rule.pseudos || []).push(pseudo); |
| } else { |
| break; |
| } |
| } |
| return rule; |
| }; |
| return this; |
| } |
| CssSelectorParser.prototype.parse = function(str) { |
| var context = new ParseContext(str, 0, this.pseudos, this.attrEqualityMods, this.ruleNestingOperators, this.substitutesEnabled); |
| return context.parse(); |
| }; |
| CssSelectorParser.prototype.escapeIdentifier = function(s) { |
| var result = ''; |
| var i = 0; |
| var len = s.length; |
| while (i < len) { |
| var chr = s.charAt(i); |
| if (identSpecialChars[chr]) { |
| result += '\\' + chr; |
| } else { |
| if (!(chr === '_' || chr === '-' || chr >= 'A' && chr <= 'Z' || chr >= 'a' && chr <= 'z' || i !== 0 && chr >= '0' && chr <= '9')) { |
| var charCode = chr.charCodeAt(0); |
| if ((charCode & 63488) === 55296) { |
| var extraCharCode = s.charCodeAt(i++); |
| if ((charCode & 64512) !== 55296 || (extraCharCode & 64512) !== 56320) { |
| throw Error('UCS-2(decode): illegal sequence'); |
| } |
| charCode = ((charCode & 1023) << 10) + (extraCharCode & 1023) + 65536; |
| } |
| result += '\\' + charCode.toString(16) + ' '; |
| } else { |
| result += chr; |
| } |
| } |
| i++; |
| } |
| return result; |
| }; |
| CssSelectorParser.prototype.escapeStr = function(s) { |
| var result = ''; |
| var i = 0; |
| var len = s.length; |
| var chr, replacement; |
| while (i < len) { |
| chr = s.charAt(i); |
| if (chr === '"') { |
| chr = '\\"'; |
| } else if (chr === '\\') { |
| chr = '\\\\'; |
| } else if (replacement = strReplacementsRev[chr]) { |
| chr = replacement; |
| } |
| result += chr; |
| i++; |
| } |
| return '"' + result + '"'; |
| }; |
| CssSelectorParser.prototype.render = function(path) { |
| return this._renderEntity(path).trim(); |
| }; |
| CssSelectorParser.prototype._renderEntity = function(entity) { |
| var currentEntity, parts, res; |
| res = ''; |
| switch (entity.type) { |
| case 'ruleSet': |
| currentEntity = entity.rule; |
| parts = []; |
| while (currentEntity) { |
| if (currentEntity.nestingOperator) { |
| parts.push(currentEntity.nestingOperator); |
| } |
| parts.push(this._renderEntity(currentEntity)); |
| currentEntity = currentEntity.rule; |
| } |
| res = parts.join(' '); |
| break; |
| |
| case 'selectors': |
| res = entity.selectors.map(this._renderEntity, this).join(', '); |
| break; |
| |
| case 'rule': |
| if (entity.tagName) { |
| if (entity.tagName === '*') { |
| res = '*'; |
| } else { |
| res = this.escapeIdentifier(entity.tagName); |
| } |
| } |
| if (entity.id) { |
| res += '#' + this.escapeIdentifier(entity.id); |
| } |
| if (entity.classNames) { |
| res += entity.classNames.map(function(cn) { |
| return '.' + this.escapeIdentifier(cn); |
| }, this).join(''); |
| } |
| if (entity.attrs) { |
| res += entity.attrs.map(function(attr) { |
| if (attr.operator) { |
| if (attr.valueType === 'substitute') { |
| return '[' + this.escapeIdentifier(attr.name) + attr.operator + '$' + attr.value + ']'; |
| } else { |
| return '[' + this.escapeIdentifier(attr.name) + attr.operator + this.escapeStr(attr.value) + ']'; |
| } |
| } else { |
| return '[' + this.escapeIdentifier(attr.name) + ']'; |
| } |
| }, this).join(''); |
| } |
| if (entity.pseudos) { |
| res += entity.pseudos.map(function(pseudo) { |
| if (pseudo.valueType) { |
| if (pseudo.valueType === 'selector') { |
| return ':' + this.escapeIdentifier(pseudo.name) + '(' + this._renderEntity(pseudo.value) + ')'; |
| } else if (pseudo.valueType === 'substitute') { |
| return ':' + this.escapeIdentifier(pseudo.name) + '($' + pseudo.value + ')'; |
| } else if (pseudo.valueType === 'numeric') { |
| return ':' + this.escapeIdentifier(pseudo.name) + '(' + pseudo.value + ')'; |
| } else { |
| return ':' + this.escapeIdentifier(pseudo.name) + '(' + this.escapeIdentifier(pseudo.value) + ')'; |
| } |
| } else { |
| return ':' + this.escapeIdentifier(pseudo.name); |
| } |
| }, this).join(''); |
| } |
| break; |
| |
| default: |
| throw Error('Unknown entity type: "' + entity.type(+'".')); |
| } |
| return res; |
| }; |
| var parser = new CssSelectorParser(); |
| parser.registerNestingOperators('>'); |
| axe.utils.cssParser = parser; |
| })(axe); |
| 'use strict'; |
| function truncate(str, maxLength) { |
| maxLength = maxLength || 300; |
| if (str.length > maxLength) { |
| var index = str.indexOf('>'); |
| str = str.substring(0, index + 1); |
| } |
| return str; |
| } |
| function getSource(element) { |
| var source = element.outerHTML; |
| if (!source && typeof XMLSerializer === 'function') { |
| source = new XMLSerializer().serializeToString(element); |
| } |
| return truncate(source || ''); |
| } |
| function DqElement(element, options, spec) { |
| this._fromFrame = !!spec; |
| this.spec = spec || {}; |
| if (options && options.absolutePaths) { |
| this._options = { |
| toRoot: true |
| }; |
| } |
| this.source = this.spec.source !== undefined ? this.spec.source : getSource(element); |
| this._element = element; |
| } |
| DqElement.prototype = { |
| get selector() { |
| return this.spec.selector || [ axe.utils.getSelector(this.element, this._options) ]; |
| }, |
| get xpath() { |
| return this.spec.xpath || [ axe.utils.getXpath(this.element) ]; |
| }, |
| get element() { |
| return this._element; |
| }, |
| get fromFrame() { |
| return this._fromFrame; |
| }, |
| toJSON: function toJSON() { |
| 'use strict'; |
| return { |
| selector: this.selector, |
| source: this.source, |
| xpath: this.xpath |
| }; |
| } |
| }; |
| DqElement.fromFrame = function(node, options, frame) { |
| node.selector.unshift(frame.selector); |
| node.xpath.unshift(frame.xpath); |
| return new axe.utils.DqElement(frame.element, options, node); |
| }; |
| axe.utils.DqElement = DqElement; |
| 'use strict'; |
| axe.utils.matchesSelector = function() { |
| 'use strict'; |
| var method; |
| function getMethod(win) { |
| var index, candidate, elProto = win.Element.prototype, candidates = [ 'matches', 'matchesSelector', 'mozMatchesSelector', 'webkitMatchesSelector', 'msMatchesSelector' ], length = candidates.length; |
| for (index = 0; index < length; index++) { |
| candidate = candidates[index]; |
| if (elProto[candidate]) { |
| return candidate; |
| } |
| } |
| } |
| return function(node, selector) { |
| if (!method || !node[method]) { |
| method = getMethod(node.ownerDocument.defaultView); |
| } |
| return node[method](selector); |
| }; |
| }(); |
| 'use strict'; |
| axe.utils.escapeSelector = function(value) { |
| 'use strict'; |
| var string = String(value); |
| var length = string.length; |
| var index = -1; |
| var codeUnit; |
| var result = ''; |
| var firstCodeUnit = string.charCodeAt(0); |
| while (++index < length) { |
| codeUnit = string.charCodeAt(index); |
| if (codeUnit == 0) { |
| throw new Error('INVALID_CHARACTER_ERR'); |
| } |
| if (codeUnit >= 1 && codeUnit <= 31 || codeUnit >= 127 && codeUnit <= 159 || index == 0 && codeUnit >= 48 && codeUnit <= 57 || index == 1 && codeUnit >= 48 && codeUnit <= 57 && firstCodeUnit == 45) { |
| result += '\\' + codeUnit.toString(16) + ' '; |
| continue; |
| } |
| if (index == 1 && codeUnit == 45 && firstCodeUnit == 45) { |
| result += '\\' + string.charAt(index); |
| continue; |
| } |
| if (codeUnit >= 128 || codeUnit == 45 || codeUnit == 95 || codeUnit >= 48 && codeUnit <= 57 || codeUnit >= 65 && codeUnit <= 90 || codeUnit >= 97 && codeUnit <= 122) { |
| result += string.charAt(index); |
| continue; |
| } |
| result += '\\' + string.charAt(index); |
| } |
| return result; |
| }; |
| 'use strict'; |
| axe.utils.extendMetaData = function(to, from) { |
| Object.assign(to, from); |
| Object.keys(from).filter(function(prop) { |
| return typeof from[prop] === 'function'; |
| }).forEach(function(prop) { |
| to[prop] = null; |
| try { |
| to[prop] = from[prop](to); |
| } catch (e) {} |
| }); |
| }; |
| 'use strict'; |
| axe.utils.finalizeRuleResult = function(ruleResult) { |
| Object.assign(ruleResult, axe.utils.aggregateRule(ruleResult.nodes)); |
| delete ruleResult.nodes; |
| return ruleResult; |
| }; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| axe.utils.findBy = function(array, key, value) { |
| if (Array.isArray(array)) { |
| return array.find(function(obj) { |
| return (typeof obj === 'undefined' ? 'undefined' : _typeof(obj)) === 'object' && obj[key] === value; |
| }); |
| } |
| }; |
| 'use strict'; |
| var axe = axe || { |
| utils: {} |
| }; |
| function virtualDOMfromNode(node, shadowId) { |
| return { |
| shadowId: shadowId, |
| children: [], |
| actualNode: node |
| }; |
| } |
| function getSlotChildren(node) { |
| var retVal = []; |
| node = node.firstChild; |
| while (node) { |
| retVal.push(node); |
| node = node.nextSibling; |
| } |
| return retVal; |
| } |
| axe.utils.getFlattenedTree = function(node, shadowId) { |
| var retVal, realArray, nodeName; |
| function reduceShadowDOM(res, child) { |
| var replacements = axe.utils.getFlattenedTree(child, shadowId); |
| if (replacements) { |
| res = res.concat(replacements); |
| } |
| return res; |
| } |
| if (node.documentElement) { |
| node = node.documentElement; |
| } |
| nodeName = node.nodeName.toLowerCase(); |
| if (node.shadowRoot && nodeName !== 'marquee') { |
| retVal = virtualDOMfromNode(node, shadowId); |
| shadowId = 'a' + Math.random().toString().substring(2); |
| realArray = Array.from(node.shadowRoot.childNodes); |
| retVal.children = realArray.reduce(reduceShadowDOM, []); |
| return [ retVal ]; |
| } else { |
| if (nodeName === 'content') { |
| realArray = Array.from(node.getDistributedNodes()); |
| return realArray.reduce(reduceShadowDOM, []); |
| } else if (nodeName === 'slot') { |
| realArray = Array.from(node.assignedNodes()); |
| if (!realArray.length) { |
| realArray = getSlotChildren(node); |
| } |
| var styl = window.getComputedStyle(node); |
| if (false && styl.display !== 'contents') { |
| retVal = virtualDOMfromNode(node, shadowId); |
| retVal.children = realArray.reduce(reduceShadowDOM, []); |
| return [ retVal ]; |
| } else { |
| return realArray.reduce(reduceShadowDOM, []); |
| } |
| } else { |
| if (node.nodeType === 1) { |
| retVal = virtualDOMfromNode(node, shadowId); |
| realArray = Array.from(node.childNodes); |
| retVal.children = realArray.reduce(reduceShadowDOM, []); |
| return [ retVal ]; |
| } else if (node.nodeType === 3) { |
| return [ virtualDOMfromNode(node) ]; |
| } |
| return undefined; |
| } |
| } |
| }; |
| axe.utils.getNodeFromTree = function(vNode, node) { |
| var found; |
| if (vNode.actualNode === node) { |
| return vNode; |
| } |
| vNode.children.forEach(function(candidate) { |
| var retVal; |
| if (candidate.actualNode === node) { |
| found = candidate; |
| } else { |
| retVal = axe.utils.getNodeFromTree(candidate, node); |
| if (retVal) { |
| found = retVal; |
| } |
| } |
| }); |
| return found; |
| }; |
| 'use strict'; |
| axe.utils.getAllChecks = function getAllChecks(object) { |
| 'use strict'; |
| var result = []; |
| return result.concat(object.any || []).concat(object.all || []).concat(object.none || []); |
| }; |
| 'use strict'; |
| axe.utils.getCheckOption = function(check, ruleID, options) { |
| var ruleCheckOption = ((options.rules && options.rules[ruleID] || {}).checks || {})[check.id]; |
| var checkOption = (options.checks || {})[check.id]; |
| var enabled = check.enabled; |
| var opts = check.options; |
| if (checkOption) { |
| if (checkOption.hasOwnProperty('enabled')) { |
| enabled = checkOption.enabled; |
| } |
| if (checkOption.hasOwnProperty('options')) { |
| opts = checkOption.options; |
| } |
| } |
| if (ruleCheckOption) { |
| if (ruleCheckOption.hasOwnProperty('enabled')) { |
| enabled = ruleCheckOption.enabled; |
| } |
| if (ruleCheckOption.hasOwnProperty('options')) { |
| opts = ruleCheckOption.options; |
| } |
| } |
| return { |
| enabled: enabled, |
| options: opts, |
| absolutePaths: options.absolutePaths |
| }; |
| }; |
| 'use strict'; |
| var _slicedToArray = function() { |
| function sliceIterator(arr, i) { |
| var _arr = []; |
| var _n = true; |
| var _d = false; |
| var _e = undefined; |
| try { |
| for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { |
| _arr.push(_s.value); |
| if (i && _arr.length === i) { |
| break; |
| } |
| } |
| } catch (err) { |
| _d = true; |
| _e = err; |
| } finally { |
| try { |
| if (!_n && _i['return']) { |
| _i['return'](); |
| } |
| } finally { |
| if (_d) { |
| throw _e; |
| } |
| } |
| } |
| return _arr; |
| } |
| return function(arr, i) { |
| if (Array.isArray(arr)) { |
| return arr; |
| } else if (Symbol.iterator in Object(arr)) { |
| return sliceIterator(arr, i); |
| } else { |
| throw new TypeError('Invalid attempt to destructure non-iterable instance'); |
| } |
| }; |
| }(); |
| function isMostlyNumbers() { |
| var str = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : ''; |
| return str.length !== 0 && (str.match(/[0-9]/g) || '').length >= str.length / 2; |
| } |
| function splitString(str, splitIndex) { |
| return [ str.substring(0, splitIndex), str.substring(splitIndex) ]; |
| } |
| function uriParser(url) { |
| var original = url; |
| var protocol = '', domain = '', port = '', path = '', query = '', hash = ''; |
| if (url.includes('#')) { |
| var _splitString = splitString(url, url.indexOf('#')); |
| var _splitString2 = _slicedToArray(_splitString, 2); |
| url = _splitString2[0]; |
| hash = _splitString2[1]; |
| } |
| if (url.includes('?')) { |
| var _splitString3 = splitString(url, url.indexOf('?')); |
| var _splitString4 = _slicedToArray(_splitString3, 2); |
| url = _splitString4[0]; |
| query = _splitString4[1]; |
| } |
| if (url.includes('://')) { |
| var _url$split = url.split('://'); |
| var _url$split2 = _slicedToArray(_url$split, 2); |
| protocol = _url$split2[0]; |
| url = _url$split2[1]; |
| var _splitString5 = splitString(url, url.indexOf('/')); |
| var _splitString6 = _slicedToArray(_splitString5, 2); |
| domain = _splitString6[0]; |
| url = _splitString6[1]; |
| } else if (url.substr(0, 2) === '//') { |
| url = url.substr(2); |
| var _splitString7 = splitString(url, url.indexOf('/')); |
| var _splitString8 = _slicedToArray(_splitString7, 2); |
| domain = _splitString8[0]; |
| url = _splitString8[1]; |
| } |
| if (domain.substr(0, 4) === 'www.') { |
| domain = domain.substr(4); |
| } |
| if (domain && domain.includes(':')) { |
| var _splitString9 = splitString(domain, domain.indexOf(':')); |
| var _splitString10 = _slicedToArray(_splitString9, 2); |
| domain = _splitString10[0]; |
| port = _splitString10[1]; |
| } |
| path = url; |
| return { |
| original: original, |
| protocol: protocol, |
| domain: domain, |
| port: port, |
| path: path, |
| query: query, |
| hash: hash |
| }; |
| } |
| axe.utils.getFriendlyUriEnd = function getFriendlyUriEnd() { |
| var uri = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : ''; |
| var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; |
| if (uri.length <= 1 || uri.substr(0, 5) === 'data:' || uri.substr(0, 11) === 'javascript:' || uri.includes('?')) { |
| return; |
| } |
| var currentDomain = options.currentDomain, _options$maxLength = options.maxLength, maxLength = _options$maxLength === undefined ? 25 : _options$maxLength; |
| var _uriParser = uriParser(uri), path = _uriParser.path, domain = _uriParser.domain, hash = _uriParser.hash; |
| var pathEnd = path.substr(path.substr(0, path.length - 2).lastIndexOf('/') + 1); |
| if (hash) { |
| if (pathEnd && (pathEnd + hash).length <= maxLength) { |
| return pathEnd + hash; |
| } else if (pathEnd.length < 2 && hash.length > 2 && hash.length <= maxLength) { |
| return hash; |
| } else { |
| return; |
| } |
| } else if (domain && domain.length < maxLength && path.length <= 1) { |
| return domain + path; |
| } |
| if (path === '/' + pathEnd && domain && currentDomain && domain !== currentDomain && (domain + path).length <= maxLength) { |
| return domain + path; |
| } |
| var lastDotIndex = pathEnd.lastIndexOf('.'); |
| if ((lastDotIndex === -1 || lastDotIndex > 1) && (lastDotIndex !== -1 || pathEnd.length > 2) && pathEnd.length <= maxLength && !pathEnd.match(/index(\.[a-zA-Z]{2-4})?/) && !isMostlyNumbers(pathEnd)) { |
| return pathEnd; |
| } |
| }; |
| 'use strict'; |
| function _toConsumableArray(arr) { |
| if (Array.isArray(arr)) { |
| for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { |
| arr2[i] = arr[i]; |
| } |
| return arr2; |
| } else { |
| return Array.from(arr); |
| } |
| } |
| var escapeSelector = axe.utils.escapeSelector; |
| function isUncommonClassName(className) { |
| return ![ 'focus', 'hover', 'hidden', 'visible', 'dirty', 'touched', 'valid', 'disable', 'enable', 'active', 'col-' ].find(function(str) { |
| return className.includes(str); |
| }); |
| } |
| function getDistinctClassList(elm) { |
| if (!elm.classList || elm.classList.length === 0) { |
| return []; |
| } |
| var siblings = elm.parentNode && Array.from(elm.parentNode.children || '') || []; |
| return siblings.reduce(function(classList, childElm) { |
| if (elm === childElm) { |
| return classList; |
| } else { |
| return classList.filter(function(classItem) { |
| return !childElm.classList.contains(classItem); |
| }); |
| } |
| }, Array.from(elm.classList).filter(isUncommonClassName)); |
| } |
| var commonNodes = [ 'div', 'span', 'p', 'b', 'i', 'u', 'strong', 'em', 'h2', 'h3' ]; |
| function getNthChildString(elm, selector) { |
| var siblings = elm.parentNode && Array.from(elm.parentNode.children || '') || []; |
| var hasMatchingSiblings = siblings.find(function(sibling) { |
| return sibling !== elm && axe.utils.matchesSelector(sibling, selector); |
| }); |
| if (hasMatchingSiblings) { |
| var nthChild = 1 + siblings.indexOf(elm); |
| return ':nth-child(' + nthChild + ')'; |
| } else { |
| return ''; |
| } |
| } |
| var createSelector = { |
| getElmId: function getElmId(elm) { |
| if (!elm.getAttribute('id')) { |
| return; |
| } |
| var doc = elm.getRootNode && elm.getRootNode() || document; |
| var id = '#' + escapeSelector(elm.getAttribute('id') || ''); |
| if (!id.match(/player_uid_/) && doc.querySelectorAll(id).length === 1) { |
| return id; |
| } |
| }, |
| getCustomElm: function getCustomElm(elm, _ref) { |
| var isCustomElm = _ref.isCustomElm, nodeName = _ref.nodeName; |
| if (isCustomElm) { |
| return nodeName; |
| } |
| }, |
| getElmRoleProp: function getElmRoleProp(elm) { |
| if (elm.hasAttribute('role')) { |
| return '[role="' + escapeSelector(elm.getAttribute('role')) + '"]'; |
| } |
| }, |
| getUncommonElm: function getUncommonElm(elm, _ref2) { |
| var isCommonElm = _ref2.isCommonElm, isCustomElm = _ref2.isCustomElm, nodeName = _ref2.nodeName; |
| if (!isCommonElm && !isCustomElm) { |
| nodeName = escapeSelector(nodeName); |
| if (nodeName === 'input' && elm.hasAttribute('type')) { |
| nodeName += '[type="' + elm.type + '"]'; |
| } |
| return nodeName; |
| } |
| }, |
| getElmNameProp: function getElmNameProp(elm) { |
| if (!elm.hasAttribute('id') && elm.name) { |
| return '[name="' + escapeSelector(elm.name) + '"]'; |
| } |
| }, |
| getDistinctClass: function getDistinctClass(elm, _ref3) { |
| var distinctClassList = _ref3.distinctClassList; |
| if (distinctClassList.length > 0 && distinctClassList.length < 3) { |
| return '.' + distinctClassList.map(escapeSelector).join('.'); |
| } |
| }, |
| getFileRefProp: function getFileRefProp(elm) { |
| var attr = void 0; |
| if (elm.hasAttribute('href')) { |
| attr = 'href'; |
| } else if (elm.hasAttribute('src')) { |
| attr = 'src'; |
| } else { |
| return; |
| } |
| var friendlyUriEnd = axe.utils.getFriendlyUriEnd(elm.getAttribute(attr)); |
| if (friendlyUriEnd) { |
| return '[' + attr + '$="' + encodeURI(friendlyUriEnd) + '"]'; |
| } |
| }, |
| getCommonName: function getCommonName(elm, _ref4) { |
| var nodeName = _ref4.nodeName, isCommonElm = _ref4.isCommonElm; |
| if (isCommonElm) { |
| return nodeName; |
| } |
| } |
| }; |
| function getElmFeatures(elm, featureCount) { |
| var nodeName = elm.nodeName.toLowerCase(); |
| var classList = Array.from(elm.classList) || []; |
| var props = { |
| nodeName: nodeName, |
| classList: classList, |
| isCustomElm: nodeName.includes('-'), |
| isCommonElm: commonNodes.includes(nodeName), |
| distinctClassList: getDistinctClassList(elm) |
| }; |
| return [ createSelector.getCustomElm, createSelector.getElmRoleProp, createSelector.getUncommonElm, createSelector.getElmNameProp, createSelector.getDistinctClass, createSelector.getFileRefProp, createSelector.getCommonName ].reduce(function(features, func) { |
| if (features.length === featureCount) { |
| return features; |
| } |
| var feature = func(elm, props); |
| if (feature) { |
| if (!feature[0].match(/[a-z]/)) { |
| features.push(feature); |
| } else { |
| features.unshift(feature); |
| } |
| } |
| return features; |
| }, []); |
| } |
| function generateSelector(elm, options, doc) { |
| var selector = void 0, addParent = void 0; |
| var _options$isUnique = options.isUnique, isUnique = _options$isUnique === undefined ? false : _options$isUnique; |
| var idSelector = createSelector.getElmId(elm); |
| var _options$featureCount = options.featureCount, featureCount = _options$featureCount === undefined ? 2 : _options$featureCount, _options$minDepth = options.minDepth, minDepth = _options$minDepth === undefined ? 1 : _options$minDepth, _options$toRoot = options.toRoot, toRoot = _options$toRoot === undefined ? false : _options$toRoot, _options$childSelecto = options.childSelectors, childSelectors = _options$childSelecto === undefined ? [] : _options$childSelecto; |
| if (idSelector) { |
| selector = idSelector; |
| isUnique = true; |
| } else { |
| selector = getElmFeatures(elm, featureCount).join(''); |
| selector += getNthChildString(elm, selector); |
| isUnique = options.isUnique || doc.querySelectorAll(selector).length === 1; |
| if (!isUnique && elm === document.documentElement) { |
| selector += ':root'; |
| } |
| addParent = minDepth !== 0 || !isUnique; |
| } |
| var selectorParts = [ selector ].concat(_toConsumableArray(childSelectors)); |
| if (elm.parentElement && elm.parentElement.nodeType !== 11 && (toRoot || addParent)) { |
| return generateSelector(elm.parentNode, { |
| toRoot: toRoot, |
| isUnique: isUnique, |
| childSelectors: selectorParts, |
| featureCount: 1, |
| minDepth: minDepth - 1 |
| }, doc); |
| } else { |
| return selectorParts.join(' > '); |
| } |
| } |
| axe.utils.getSelector = function createUniqueSelector(elm) { |
| var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; |
| if (!elm) { |
| return ''; |
| } |
| var doc = elm.getRootNode && elm.getRootNode() || document; |
| if (doc.nodeType === 11) { |
| var stack = []; |
| while (doc.nodeType === 11) { |
| stack.push({ |
| elm: elm, |
| doc: doc |
| }); |
| elm = doc.host; |
| doc = elm.getRootNode(); |
| } |
| stack.push({ |
| elm: elm, |
| doc: doc |
| }); |
| return stack.reverse().map(function(comp) { |
| return generateSelector(comp.elm, options, comp.doc); |
| }); |
| } else { |
| return generateSelector(elm, options, doc); |
| } |
| }; |
| 'use strict'; |
| function getXPathArray(node, path) { |
| var sibling, count; |
| if (!node) { |
| return []; |
| } |
| if (!path && node.nodeType === 9) { |
| path = [ { |
| str: 'html' |
| } ]; |
| return path; |
| } |
| path = path || []; |
| if (node.parentNode && node.parentNode !== node) { |
| path = getXPathArray(node.parentNode, path); |
| } |
| if (node.previousSibling) { |
| count = 1; |
| sibling = node.previousSibling; |
| do { |
| if (sibling.nodeType === 1 && sibling.nodeName === node.nodeName) { |
| count++; |
| } |
| sibling = sibling.previousSibling; |
| } while (sibling); |
| if (count === 1) { |
| count = null; |
| } |
| } else if (node.nextSibling) { |
| sibling = node.nextSibling; |
| do { |
| if (sibling.nodeType === 1 && sibling.nodeName === node.nodeName) { |
| count = 1; |
| sibling = null; |
| } else { |
| count = null; |
| sibling = sibling.previousSibling; |
| } |
| } while (sibling); |
| } |
| if (node.nodeType === 1) { |
| var element = {}; |
| element.str = node.nodeName.toLowerCase(); |
| var id = node.getAttribute && axe.utils.escapeSelector(node.getAttribute('id')); |
| if (id && node.ownerDocument.querySelectorAll('#' + id).length === 1) { |
| element.id = node.getAttribute('id'); |
| } |
| if (count > 1) { |
| element.count = count; |
| } |
| path.push(element); |
| } |
| return path; |
| } |
| function xpathToString(xpathArray) { |
| return xpathArray.reduce(function(str, elm) { |
| if (elm.id) { |
| return '/' + elm.str + '[@id=\'' + elm.id + '\']'; |
| } else { |
| return str + ('/' + elm.str) + (elm.count > 0 ? '[' + elm.count + ']' : ''); |
| } |
| }, ''); |
| } |
| axe.utils.getXpath = function getXpath(node) { |
| var xpathArray = getXPathArray(node); |
| return xpathToString(xpathArray); |
| }; |
| 'use strict'; |
| var styleSheet; |
| function injectStyle(style) { |
| 'use strict'; |
| if (styleSheet && styleSheet.parentNode) { |
| if (styleSheet.styleSheet === undefined) { |
| styleSheet.appendChild(document.createTextNode(style)); |
| } else { |
| styleSheet.styleSheet.cssText += style; |
| } |
| return styleSheet; |
| } |
| if (!style) { |
| return; |
| } |
| var head = document.head || document.getElementsByTagName('head')[0]; |
| styleSheet = document.createElement('style'); |
| styleSheet.type = 'text/css'; |
| if (styleSheet.styleSheet === undefined) { |
| styleSheet.appendChild(document.createTextNode(style)); |
| } else { |
| styleSheet.styleSheet.cssText = style; |
| } |
| head.appendChild(styleSheet); |
| return styleSheet; |
| } |
| axe.utils.injectStyle = injectStyle; |
| 'use strict'; |
| axe.utils.isHidden = function isHidden(el, recursed) { |
| 'use strict'; |
| var parent; |
| if (el.nodeType === 9) { |
| return false; |
| } |
| if (el.nodeType === 11) { |
| el = el.host; |
| } |
| var style = window.getComputedStyle(el, null); |
| if (!style || !el.parentNode || style.getPropertyValue('display') === 'none' || !recursed && style.getPropertyValue('visibility') === 'hidden' || el.getAttribute('aria-hidden') === 'true') { |
| return true; |
| } |
| parent = el.assignedSlot ? el.assignedSlot : el.parentNode; |
| return axe.utils.isHidden(parent, true); |
| }; |
| 'use strict'; |
| function pushFrame(resultSet, options, frameElement, frameSelector) { |
| 'use strict'; |
| var frameXpath = axe.utils.getXpath(frameElement); |
| var frameSpec = { |
| element: frameElement, |
| selector: frameSelector, |
| xpath: frameXpath |
| }; |
| resultSet.forEach(function(res) { |
| res.node = axe.utils.DqElement.fromFrame(res.node, options, frameSpec); |
| var checks = axe.utils.getAllChecks(res); |
| if (checks.length) { |
| checks.forEach(function(check) { |
| check.relatedNodes = check.relatedNodes.map(function(node) { |
| return axe.utils.DqElement.fromFrame(node, options, frameSpec); |
| }); |
| }); |
| } |
| }); |
| } |
| function spliceNodes(target, to) { |
| 'use strict'; |
| var firstFromFrame = to[0].node, sorterResult, t; |
| for (var i = 0, l = target.length; i < l; i++) { |
| t = target[i].node; |
| sorterResult = axe.utils.nodeSorter({ |
| actualNode: t.element |
| }, { |
| actualNode: firstFromFrame.element |
| }); |
| if (sorterResult > 0 || sorterResult === 0 && firstFromFrame.selector.length < t.selector.length) { |
| target.splice.apply(target, [ i, 0 ].concat(to)); |
| return; |
| } |
| } |
| target.push.apply(target, to); |
| } |
| function normalizeResult(result) { |
| 'use strict'; |
| if (!result || !result.results) { |
| return null; |
| } |
| if (!Array.isArray(result.results)) { |
| return [ result.results ]; |
| } |
| if (!result.results.length) { |
| return null; |
| } |
| return result.results; |
| } |
| axe.utils.mergeResults = function mergeResults(frameResults, options) { |
| 'use strict'; |
| var result = []; |
| frameResults.forEach(function(frameResult) { |
| var results = normalizeResult(frameResult); |
| if (!results || !results.length) { |
| return; |
| } |
| results.forEach(function(ruleResult) { |
| if (ruleResult.nodes && frameResult.frame) { |
| pushFrame(ruleResult.nodes, options, frameResult.frameElement, frameResult.frame); |
| } |
| var res = axe.utils.findBy(result, 'id', ruleResult.id); |
| if (!res) { |
| result.push(ruleResult); |
| } else { |
| if (ruleResult.nodes.length) { |
| spliceNodes(res.nodes, ruleResult.nodes); |
| } |
| } |
| }); |
| }); |
| return result; |
| }; |
| 'use strict'; |
| axe.utils.nodeSorter = function nodeSorter(a, b) { |
| 'use strict'; |
| if (a.actualNode === b.actualNode) { |
| return 0; |
| } |
| if (a.actualNode.compareDocumentPosition(b.actualNode) & 4) { |
| return -1; |
| } |
| return 1; |
| }; |
| 'use strict'; |
| utils.performanceTimer = function() { |
| 'use strict'; |
| function now() { |
| if (window.performance && window.performance) { |
| return window.performance.now(); |
| } |
| } |
| var originalTime = null; |
| var lastRecordedTime = now(); |
| return { |
| start: function start() { |
| this.mark('mark_axe_start'); |
| }, |
| end: function end() { |
| this.mark('mark_axe_end'); |
| this.measure('axe', 'mark_axe_start', 'mark_axe_end'); |
| this.logMeasures('axe'); |
| }, |
| auditStart: function auditStart() { |
| this.mark('mark_audit_start'); |
| }, |
| auditEnd: function auditEnd() { |
| this.mark('mark_audit_end'); |
| this.measure('audit_start_to_end', 'mark_audit_start', 'mark_audit_end'); |
| this.logMeasures(); |
| }, |
| mark: function mark(markName) { |
| if (window.performance && window.performance.mark !== undefined) { |
| window.performance.mark(markName); |
| } |
| }, |
| measure: function measure(measureName, startMark, endMark) { |
| if (window.performance && window.performance.measure !== undefined) { |
| window.performance.measure(measureName, startMark, endMark); |
| } |
| }, |
| logMeasures: function logMeasures(measureName) { |
| function log(req) { |
| axe.log('Measure ' + req.name + ' took ' + req.duration + 'ms'); |
| } |
| if (window.performance && window.performance.getEntriesByType !== undefined) { |
| var measures = window.performance.getEntriesByType('measure'); |
| for (var i = 0; i < measures.length; ++i) { |
| var req = measures[i]; |
| if (req.name === measureName) { |
| log(req); |
| return; |
| } |
| log(req); |
| } |
| } |
| }, |
| timeElapsed: function timeElapsed() { |
| return now() - lastRecordedTime; |
| }, |
| reset: function reset() { |
| if (!originalTime) { |
| originalTime = now(); |
| } |
| lastRecordedTime = now(); |
| } |
| }; |
| }(); |
| 'use strict'; |
| if (typeof Object.assign !== 'function') { |
| (function() { |
| Object.assign = function(target) { |
| 'use strict'; |
| if (target === undefined || target === null) { |
| throw new TypeError('Cannot convert undefined or null to object'); |
| } |
| var output = Object(target); |
| for (var index = 1; index < arguments.length; index++) { |
| var source = arguments[index]; |
| if (source !== undefined && source !== null) { |
| for (var nextKey in source) { |
| if (source.hasOwnProperty(nextKey)) { |
| output[nextKey] = source[nextKey]; |
| } |
| } |
| } |
| } |
| return output; |
| }; |
| })(); |
| } |
| if (!Array.prototype.find) { |
| Array.prototype.find = function(predicate) { |
| if (this === null) { |
| throw new TypeError('Array.prototype.find called on null or undefined'); |
| } |
| if (typeof predicate !== 'function') { |
| throw new TypeError('predicate must be a function'); |
| } |
| var list = Object(this); |
| var length = list.length >>> 0; |
| var thisArg = arguments[1]; |
| var value; |
| for (var i = 0; i < length; i++) { |
| value = list[i]; |
| if (predicate.call(thisArg, value, i, list)) { |
| return value; |
| } |
| } |
| return undefined; |
| }; |
| } |
| axe.utils.pollyfillElementsFromPoint = function() { |
| if (document.elementsFromPoint) { |
| return document.elementsFromPoint; |
| } |
| if (document.msElementsFromPoint) { |
| return document.msElementsFromPoint; |
| } |
| var usePointer = function() { |
| var element = document.createElement('x'); |
| element.style.cssText = 'pointer-events:auto'; |
| return element.style.pointerEvents === 'auto'; |
| }(); |
| var cssProp = usePointer ? 'pointer-events' : 'visibility'; |
| var cssDisableVal = usePointer ? 'none' : 'hidden'; |
| var style = document.createElement('style'); |
| style.innerHTML = usePointer ? '* { pointer-events: all }' : '* { visibility: visible }'; |
| return function(x, y) { |
| var current, i, d; |
| var elements = []; |
| var previousPointerEvents = []; |
| document.head.appendChild(style); |
| while ((current = document.elementFromPoint(x, y)) && elements.indexOf(current) === -1) { |
| elements.push(current); |
| previousPointerEvents.push({ |
| value: current.style.getPropertyValue(cssProp), |
| priority: current.style.getPropertyPriority(cssProp) |
| }); |
| current.style.setProperty(cssProp, cssDisableVal, 'important'); |
| } |
| for (i = previousPointerEvents.length; !!(d = previousPointerEvents[--i]); ) { |
| elements[i].style.setProperty(cssProp, d.value ? d.value : '', d.priority); |
| } |
| document.head.removeChild(style); |
| return elements; |
| }; |
| }; |
| if (typeof window.addEventListener === 'function') { |
| document.elementsFromPoint = axe.utils.pollyfillElementsFromPoint(); |
| } |
| if (!Array.prototype.includes) { |
| Array.prototype.includes = function(searchElement) { |
| 'use strict'; |
| var O = Object(this); |
| var len = parseInt(O.length, 10) || 0; |
| if (len === 0) { |
| return false; |
| } |
| var n = parseInt(arguments[1], 10) || 0; |
| var k; |
| if (n >= 0) { |
| k = n; |
| } else { |
| k = len + n; |
| if (k < 0) { |
| k = 0; |
| } |
| } |
| var currentElement; |
| while (k < len) { |
| currentElement = O[k]; |
| if (searchElement === currentElement || searchElement !== searchElement && currentElement !== currentElement) { |
| return true; |
| } |
| k++; |
| } |
| return false; |
| }; |
| } |
| if (!Array.prototype.some) { |
| Array.prototype.some = function(fun) { |
| 'use strict'; |
| if (this == null) { |
| throw new TypeError('Array.prototype.some called on null or undefined'); |
| } |
| if (typeof fun !== 'function') { |
| throw new TypeError(); |
| } |
| var t = Object(this); |
| var len = t.length >>> 0; |
| var thisArg = arguments.length >= 2 ? arguments[1] : void 0; |
| for (var i = 0; i < len; i++) { |
| if (i in t && fun.call(thisArg, t[i], i, t)) { |
| return true; |
| } |
| } |
| return false; |
| }; |
| } |
| if (!Array.from) { |
| Array.from = function() { |
| var toStr = Object.prototype.toString; |
| var isCallable = function isCallable(fn) { |
| return typeof fn === 'function' || toStr.call(fn) === '[object Function]'; |
| }; |
| var toInteger = function toInteger(value) { |
| var number = Number(value); |
| if (isNaN(number)) { |
| return 0; |
| } |
| if (number === 0 || !isFinite(number)) { |
| return number; |
| } |
| return (number > 0 ? 1 : -1) * Math.floor(Math.abs(number)); |
| }; |
| var maxSafeInteger = Math.pow(2, 53) - 1; |
| var toLength = function toLength(value) { |
| var len = toInteger(value); |
| return Math.min(Math.max(len, 0), maxSafeInteger); |
| }; |
| return function from(arrayLike) { |
| var C = this; |
| var items = Object(arrayLike); |
| if (arrayLike == null) { |
| throw new TypeError('Array.from requires an array-like object - not null or undefined'); |
| } |
| var mapFn = arguments.length > 1 ? arguments[1] : void undefined; |
| var T; |
| if (typeof mapFn !== 'undefined') { |
| if (!isCallable(mapFn)) { |
| throw new TypeError('Array.from: when provided, the second argument must be a function'); |
| } |
| if (arguments.length > 2) { |
| T = arguments[2]; |
| } |
| } |
| var len = toLength(items.length); |
| var A = isCallable(C) ? Object(new C(len)) : new Array(len); |
| var k = 0; |
| var kValue; |
| while (k < len) { |
| kValue = items[k]; |
| if (mapFn) { |
| A[k] = typeof T === 'undefined' ? mapFn(kValue, k) : mapFn.call(T, kValue, k); |
| } else { |
| A[k] = kValue; |
| } |
| k += 1; |
| } |
| A.length = len; |
| return A; |
| }; |
| }(); |
| } |
| if (!String.prototype.includes) { |
| String.prototype.includes = function(search, start) { |
| if (typeof start !== 'number') { |
| start = 0; |
| } |
| if (start + search.length > this.length) { |
| return false; |
| } else { |
| return this.indexOf(search, start) !== -1; |
| } |
| }; |
| } |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| function getIncompleteReason(checkData, messages) { |
| function getDefaultMsg(messages) { |
| if (messages.incomplete && messages.incomplete.default) { |
| return messages.incomplete.default; |
| } else { |
| return helpers.incompleteFallbackMessage(); |
| } |
| } |
| if (checkData && checkData.missingData) { |
| try { |
| var msg = messages.incomplete[checkData.missingData[0].reason]; |
| if (!msg) { |
| throw new Error(); |
| } |
| return msg; |
| } catch (e) { |
| if (typeof checkData.missingData === 'string') { |
| return messages.incomplete[checkData.missingData]; |
| } else { |
| return getDefaultMsg(messages); |
| } |
| } |
| } else { |
| return getDefaultMsg(messages); |
| } |
| } |
| function extender(checksData, shouldBeTrue) { |
| 'use strict'; |
| return function(check) { |
| var sourceData = checksData[check.id] || {}; |
| var messages = sourceData.messages || {}; |
| var data = Object.assign({}, sourceData); |
| delete data.messages; |
| if (check.result === undefined) { |
| if (_typeof(messages.incomplete) === 'object') { |
| data.message = function() { |
| return getIncompleteReason(check.data, messages); |
| }; |
| } else { |
| data.message = messages.incomplete; |
| } |
| } else { |
| data.message = check.result === shouldBeTrue ? messages.pass : messages.fail; |
| } |
| axe.utils.extendMetaData(check, data); |
| }; |
| } |
| axe.utils.publishMetaData = function(ruleResult) { |
| 'use strict'; |
| var checksData = axe._audit.data.checks || {}; |
| var rulesData = axe._audit.data.rules || {}; |
| var rule = axe.utils.findBy(axe._audit.rules, 'id', ruleResult.id) || {}; |
| ruleResult.tags = axe.utils.clone(rule.tags || []); |
| var shouldBeTrue = extender(checksData, true); |
| var shouldBeFalse = extender(checksData, false); |
| ruleResult.nodes.forEach(function(detail) { |
| detail.any.forEach(shouldBeTrue); |
| detail.all.forEach(shouldBeTrue); |
| detail.none.forEach(shouldBeFalse); |
| }); |
| axe.utils.extendMetaData(ruleResult, axe.utils.clone(rulesData[ruleResult.id] || {})); |
| }; |
| 'use strict'; |
| var convertExpressions = function convertExpressions() {}; |
| var matchExpressions = function matchExpressions() {}; |
| function matchesTag(node, exp) { |
| return node.nodeType === 1 && (exp.tag === '*' || node.nodeName.toLowerCase() === exp.tag); |
| } |
| function matchesClasses(node, exp) { |
| return !exp.classes || exp.classes.reduce(function(result, cl) { |
| return result && node.className && node.className.match(cl.regexp); |
| }, true); |
| } |
| function matchesAttributes(node, exp) { |
| return !exp.attributes || exp.attributes.reduce(function(result, att) { |
| var nodeAtt = node.getAttribute(att.key); |
| return result && nodeAtt !== null && (!att.value || att.test(nodeAtt)); |
| }, true); |
| } |
| function matchesId(node, exp) { |
| return !exp.id || node.id === exp.id; |
| } |
| function matchesPseudos(target, exp) { |
| if (!exp.pseudos || exp.pseudos.reduce(function(result, pseudo) { |
| if (pseudo.name === 'not') { |
| return result && !matchExpressions([ target ], pseudo.expressions, false).length; |
| } |
| throw new Error('the pseudo selector ' + pseudo.name + ' has not yet been implemented'); |
| }, true)) { |
| return true; |
| } |
| return false; |
| } |
| function matchSelector(targets, exp, recurse) { |
| var result = []; |
| targets = Array.isArray(targets) ? targets : [ targets ]; |
| targets.forEach(function(target) { |
| if (matchesTag(target.actualNode, exp) && matchesClasses(target.actualNode, exp) && matchesAttributes(target.actualNode, exp) && matchesId(target.actualNode, exp) && matchesPseudos(target, exp)) { |
| result.push(target); |
| } |
| if (recurse) { |
| result = result.concat(matchSelector(target.children.filter(function(child) { |
| return !exp.id || child.shadowId === target.shadowId; |
| }), exp, recurse)); |
| } |
| }); |
| return result; |
| } |
| var escapeRegExp = function() { |
| /*! Credit: XRegExp 0.6.1 (c) 2007-2008 Steven Levithan <http://stevenlevithan.com/regex/xregexp/> MIT License */ |
| var from = /(?=[\-\[\]{}()*+?.\\\^$|,#\s])/g; |
| var to = '\\'; |
| return function(string) { |
| return string.replace(from, to); |
| }; |
| }(); |
| var reUnescape = /\\/g; |
| function convertAttributes(atts) { |
| /*! Credit Mootools Copyright Mootools, MIT License */ |
| if (!atts) { |
| return; |
| } |
| return atts.map(function(att) { |
| var attributeKey = att.name.replace(reUnescape, ''); |
| var attributeValue = (att.value || '').replace(reUnescape, ''); |
| var test, regexp; |
| switch (att.operator) { |
| case '^=': |
| regexp = new RegExp('^' + escapeRegExp(attributeValue)); |
| break; |
| |
| case '$=': |
| regexp = new RegExp(escapeRegExp(attributeValue) + '$'); |
| break; |
| |
| case '~=': |
| regexp = new RegExp('(^|\\s)' + escapeRegExp(attributeValue) + '(\\s|$)'); |
| break; |
| |
| case '|=': |
| regexp = new RegExp('^' + escapeRegExp(attributeValue) + '(-|$)'); |
| break; |
| |
| case '=': |
| test = function test(value) { |
| return attributeValue === value; |
| }; |
| break; |
| |
| case '*=': |
| test = function test(value) { |
| return value && value.indexOf(attributeValue) > -1; |
| }; |
| break; |
| |
| case '!=': |
| test = function test(value) { |
| return attributeValue !== value; |
| }; |
| break; |
| |
| default: |
| test = function test(value) { |
| return !!value; |
| }; |
| } |
| if (attributeValue === '' && /^[*$^]=$/.test(att.operator)) { |
| test = function test() { |
| return false; |
| }; |
| } |
| if (!test) { |
| test = function test(value) { |
| return value && regexp.test(value); |
| }; |
| } |
| return { |
| key: attributeKey, |
| value: attributeValue, |
| test: test |
| }; |
| }); |
| } |
| function convertClasses(classes) { |
| if (!classes) { |
| return; |
| } |
| return classes.map(function(className) { |
| className = className.replace(reUnescape, ''); |
| return { |
| value: className, |
| regexp: new RegExp('(^|\\s)' + escapeRegExp(className) + '(\\s|$)') |
| }; |
| }); |
| } |
| function convertPseudos(pseudos) { |
| if (!pseudos) { |
| return; |
| } |
| return pseudos.map(function(p) { |
| var expressions; |
| if (p.name === 'not') { |
| expressions = axe.utils.cssParser.parse(p.value); |
| expressions = expressions.selectors ? expressions.selectors : [ expressions ]; |
| expressions = convertExpressions(expressions); |
| } |
| return { |
| name: p.name, |
| expressions: expressions, |
| value: p.value |
| }; |
| }); |
| } |
| convertExpressions = function convertExpressions(expressions) { |
| return expressions.map(function(exp) { |
| var newExp = []; |
| var rule = exp.rule; |
| while (rule) { |
| newExp.push({ |
| tag: rule.tagName ? rule.tagName.toLowerCase() : '*', |
| combinator: rule.nestingOperator ? rule.nestingOperator : ' ', |
| id: rule.id, |
| attributes: convertAttributes(rule.attrs), |
| classes: convertClasses(rule.classNames), |
| pseudos: convertPseudos(rule.pseudos) |
| }); |
| rule = rule.rule; |
| } |
| return newExp; |
| }); |
| }; |
| matchExpressions = function matchExpressions(domTree, expressions, recurse) { |
| return expressions.reduce(function(collected, exprArr) { |
| var candidates = domTree; |
| exprArr.forEach(function(exp, index) { |
| recurse = exp.combinator === '>' ? false : recurse; |
| if ([ ' ', '>' ].indexOf(exp.combinator) === -1) { |
| throw new Error('axe.utils.querySelectorAll does not support the combinator: ' + exp.combinator); |
| } |
| candidates = candidates.reduce(function(result, node) { |
| return result.concat(matchSelector(index ? node.children : node, exp, recurse)); |
| }, []); |
| }); |
| return collected.concat(candidates); |
| }, []); |
| }; |
| axe.utils.querySelectorAll = function(domTree, selector) { |
| domTree = Array.isArray(domTree) ? domTree : [ domTree ]; |
| var expressions = axe.utils.cssParser.parse(selector); |
| expressions = expressions.selectors ? expressions.selectors : [ expressions ]; |
| expressions = convertExpressions(expressions); |
| return matchExpressions(domTree, expressions, true); |
| }; |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| (function() { |
| 'use strict'; |
| function noop() {} |
| function funcGuard(f) { |
| if (typeof f !== 'function') { |
| throw new TypeError('Queue methods require functions as arguments'); |
| } |
| } |
| function queue() { |
| var tasks = []; |
| var started = 0; |
| var remaining = 0; |
| var completeQueue = noop; |
| var complete = false; |
| var err; |
| var defaultFail = function defaultFail(e) { |
| err = e; |
| setTimeout(function() { |
| if (err !== undefined && err !== null) { |
| axe.log('Uncaught error (of queue)', err); |
| } |
| }, 1); |
| }; |
| var failed = defaultFail; |
| function createResolve(i) { |
| return function(r) { |
| tasks[i] = r; |
| remaining -= 1; |
| if (!remaining && completeQueue !== noop) { |
| complete = true; |
| completeQueue(tasks); |
| } |
| }; |
| } |
| function abort(msg) { |
| completeQueue = noop; |
| failed(msg); |
| return tasks; |
| } |
| function pop() { |
| var length = tasks.length; |
| for (;started < length; started++) { |
| var task = tasks[started]; |
| try { |
| task.call(null, createResolve(started), abort); |
| } catch (e) { |
| abort(e); |
| } |
| } |
| } |
| var q = { |
| defer: function defer(fn) { |
| if ((typeof fn === 'undefined' ? 'undefined' : _typeof(fn)) === 'object' && fn.then && fn.catch) { |
| var defer = fn; |
| fn = function fn(resolve, reject) { |
| defer.then(resolve).catch(reject); |
| }; |
| } |
| funcGuard(fn); |
| if (err !== undefined) { |
| return; |
| } else if (complete) { |
| throw new Error('Queue already completed'); |
| } |
| tasks.push(fn); |
| ++remaining; |
| pop(); |
| return q; |
| }, |
| then: function then(fn) { |
| funcGuard(fn); |
| if (completeQueue !== noop) { |
| throw new Error('queue `then` already set'); |
| } |
| if (!err) { |
| completeQueue = fn; |
| if (!remaining) { |
| complete = true; |
| completeQueue(tasks); |
| } |
| } |
| return q; |
| }, |
| catch: function _catch(fn) { |
| funcGuard(fn); |
| if (failed !== defaultFail) { |
| throw new Error('queue `catch` already set'); |
| } |
| if (!err) { |
| failed = fn; |
| } else { |
| fn(err); |
| err = null; |
| } |
| return q; |
| }, |
| abort: abort |
| }; |
| return q; |
| } |
| axe.utils.queue = queue; |
| })(); |
| 'use strict'; |
| var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function(obj) { |
| return typeof obj; |
| } : function(obj) { |
| return obj && typeof Symbol === 'function' && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj; |
| }; |
| (function(exports) { |
| 'use strict'; |
| var messages = {}, subscribers = {}; |
| function _getSource() { |
| var application = 'axe', version = '', src; |
| if (typeof axe !== 'undefined' && axe._audit && !axe._audit.application) { |
| application = axe._audit.application; |
| } |
| if (typeof axe !== 'undefined') { |
| version = axe.version; |
| } |
| src = application + '.' + version; |
| return src; |
| } |
| function verify(postedMessage) { |
| if ((typeof postedMessage === 'undefined' ? 'undefined' : _typeof(postedMessage)) === 'object' && typeof postedMessage.uuid === 'string' && postedMessage._respondable === true) { |
| var messageSource = _getSource(); |
| return postedMessage._source === messageSource || postedMessage._source === 'axe.x.y.z' || messageSource === 'axe.x.y.z'; |
| } |
| return false; |
| } |
| function post(win, topic, message, uuid, keepalive, callback) { |
| var error; |
| if (message instanceof Error) { |
| error = { |
| name: message.name, |
| message: message.message, |
| stack: message.stack |
| }; |
| message = undefined; |
| } |
| var data = { |
| uuid: uuid, |
| topic: topic, |
| message: message, |
| error: error, |
| _respondable: true, |
| _source: _getSource(), |
| _keepalive: keepalive |
| }; |
| if (typeof callback === 'function') { |
| messages[uuid] = callback; |
| } |
| win.postMessage(JSON.stringify(data), '*'); |
| } |
| function respondable(win, topic, message, keepalive, callback) { |
| var id = uuid.v1(); |
| post(win, topic, message, id, keepalive, callback); |
| } |
| respondable.subscribe = function(topic, callback) { |
| subscribers[topic] = callback; |
| }; |
| respondable.isInFrame = function(win) { |
| win = win || window; |
| return !!win.frameElement; |
| }; |
| function createResponder(source, topic, uuid) { |
| return function(message, keepalive, callback) { |
| post(source, topic, message, uuid, keepalive, callback); |
| }; |
| } |
| function publish(target, data, keepalive) { |
| var topic = data.topic; |
| var subscriber = subscribers[topic]; |
| if (subscriber) { |
| var responder = createResponder(target, null, data.uuid); |
| subscriber(data.message, keepalive, responder); |
| } |
| } |
| function buildErrorObject(error) { |
| var msg = error.message || 'Unknown error occurred'; |
| var ErrConstructor = window[error.name] || Error; |
| if (error.stack) { |
| msg += '\n' + error.stack.replace(error.message, ''); |
| } |
| return new ErrConstructor(msg); |
| } |
| function parseMessage(dataString) { |
| var data; |
| if (typeof dataString !== 'string') { |
| return; |
| } |
| try { |
| data = JSON.parse(dataString); |
| } catch (ex) {} |
| if (!verify(data)) { |
| return; |
| } |
| if (_typeof(data.error) === 'object') { |
| data.error = buildErrorObject(data.error); |
| } else { |
| data.error = undefined; |
| } |
| return data; |
| } |
| if (typeof window.addEventListener === 'function') { |
| window.addEventListener('message', function(e) { |
| var data = parseMessage(e.data); |
| if (!data) { |
| return; |
| } |
| var uuid = data.uuid; |
| var keepalive = data._keepalive; |
| var callback = messages[uuid]; |
| if (callback) { |
| var result = data.error || data.message; |
| var responder = createResponder(e.source, data.topic, uuid); |
| callback(result, keepalive, responder); |
| if (!keepalive) { |
| delete messages[uuid]; |
| } |
| } |
| if (!data.error) { |
| try { |
| publish(e.source, data, keepalive); |
| } catch (err) { |
| post(e.source, data.topic, err, uuid, false); |
| } |
| } |
| }, false); |
| } |
| exports.respondable = respondable; |
| })(utils); |
| 'use strict'; |
| function matchTags(rule, runOnly) { |
| 'use strict'; |
| var include, exclude, matching; |
| var defaultExclude = axe._audit && axe._audit.tagExclude ? axe._audit.tagExclude : []; |
| if (runOnly.include || runOnly.exclude) { |
| include = runOnly.include || []; |
| include = Array.isArray(include) ? include : [ include ]; |
| exclude = runOnly.exclude || []; |
| exclude = Array.isArray(exclude) ? exclude : [ exclude ]; |
| exclude = exclude.concat(defaultExclude.filter(function(tag) { |
| return include.indexOf(tag) === -1; |
| })); |
| } else { |
| include = Array.isArray(runOnly) ? runOnly : [ runOnly ]; |
| exclude = defaultExclude.filter(function(tag) { |
| return include.indexOf(tag) === -1; |
| }); |
| } |
| matching = include.some(function(tag) { |
| return rule.tags.indexOf(tag) !== -1; |
| }); |
| if (matching || include.length === 0 && rule.enabled !== false) { |
| return exclude.every(function(tag) { |
| return rule.tags.indexOf(tag) === -1; |
| }); |
| } else { |
| return false; |
| } |
| } |
| axe.utils.ruleShouldRun = function(rule, context, options) { |
| 'use strict'; |
| var runOnly = options.runOnly || {}; |
| var ruleOptions = (options.rules || {})[rule.id]; |
| if (rule.pageLevel && !context.page) { |
| return false; |
| } else if (runOnly.type === 'rule') { |
| return runOnly.values.indexOf(rule.id) !== -1; |
| } else if (ruleOptions && typeof ruleOptions.enabled === 'boolean') { |
| return ruleOptions.enabled; |
| } else if (runOnly.type === 'tag' && runOnly.values) { |
| return matchTags(rule, runOnly.values); |
| } else { |
| return matchTags(rule, []); |
| } |
| }; |
| 'use strict'; |
| function getScroll(elm) { |
| var style = window.getComputedStyle(elm); |
| var visibleOverflowY = style.getPropertyValue('overflow-y') === 'visible'; |
| var visibleOverflowX = style.getPropertyValue('overflow-x') === 'visible'; |
| if (!visibleOverflowY && elm.scrollHeight > elm.clientHeight || !visibleOverflowX && elm.scrollWidth > elm.clientWidth) { |
| return { |
| elm: elm, |
| top: elm.scrollTop, |
| left: elm.scrollLeft |
| }; |
| } |
| } |
| function setScroll(elm, top, left) { |
| if (elm === window) { |
| return elm.scroll(top, left); |
| } else { |
| elm.scrollTop = top; |
| elm.scrollLeft = left; |
| } |
| } |
| function getElmScrollRecursive(root) { |
| return Array.from(root.children).reduce(function(scrolls, elm) { |
| var scroll = getScroll(elm); |
| if (scroll) { |
| scrolls.push(scroll); |
| } |
| return scrolls.concat(getElmScrollRecursive(elm)); |
| }, []); |
| } |
| axe.utils.getScrollState = function getScrollState() { |
| var win = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : window; |
| var root = win.document.documentElement; |
| var windowScroll = [ win.pageXOffset !== undefined ? { |
| elm: win, |
| top: win.pageYOffset, |
| left: win.pageXOffset |
| } : { |
| elm: root, |
| top: root.scrollTop, |
| left: root.scrollLeft |
| } ]; |
| return windowScroll.concat(getElmScrollRecursive(document.body)); |
| }; |
| axe.utils.setScrollState = function setScrollState(scrollState) { |
| scrollState.forEach(function(_ref) { |
| var elm = _ref.elm, top = _ref.top, left = _ref.left; |
| return setScroll(elm, top, left); |
| }); |
| }; |
| 'use strict'; |
| function getDeepest(collection) { |
| 'use strict'; |
| return collection.sort(function(a, b) { |
| if (axe.utils.contains(a, b)) { |
| return 1; |
| } |
| return -1; |
| })[0]; |
| } |
| function isNodeInContext(node, context) { |
| 'use strict'; |
| var include = context.include && getDeepest(context.include.filter(function(candidate) { |
| return axe.utils.contains(candidate, node); |
| })); |
| var exclude = context.exclude && getDeepest(context.exclude.filter(function(candidate) { |
| return axe.utils.contains(candidate, node); |
| })); |
| if (!exclude && include || exclude && axe.utils.contains(exclude, include)) { |
| return true; |
| } |
| return false; |
| } |
| function pushNode(result, nodes, context) { |
| 'use strict'; |
| for (var i = 0, l = nodes.length; i < l; i++) { |
| if (!result.find(function(item) { |
| return item.actualNode === nodes[i].actualNode; |
| }) && isNodeInContext(nodes[i], context)) { |
| result.push(nodes[i]); |
| } |
| } |
| } |
| axe.utils.select = function select(selector, context) { |
| 'use strict'; |
| var result = [], candidate; |
| for (var i = 0, l = context.include.length; i < l; i++) { |
| candidate = context.include[i]; |
| if (candidate.actualNode.nodeType === candidate.actualNode.ELEMENT_NODE && axe.utils.matchesSelector(candidate.actualNode, selector)) { |
| pushNode(result, [ candidate ], context); |
| } |
| pushNode(result, axe.utils.querySelectorAll(candidate, selector), context); |
| } |
| return result.sort(axe.utils.nodeSorter); |
| }; |
| 'use strict'; |
| axe.utils.toArray = function(thing) { |
| 'use strict'; |
| return Array.prototype.slice.call(thing); |
| }; |
| 'use strict'; |
| var uuid; |
| (function(_global) { |
| var _rng; |
| var _crypto = _global.crypto || _global.msCrypto; |
| if (!_rng && _crypto && _crypto.getRandomValues) { |
| var _rnds8 = new Uint8Array(16); |
| _rng = function whatwgRNG() { |
| _crypto.getRandomValues(_rnds8); |
| return _rnds8; |
| }; |
| } |
| if (!_rng) { |
| var _rnds = new Array(16); |
| _rng = function _rng() { |
| for (var i = 0, r; i < 16; i++) { |
| if ((i & 3) === 0) { |
| r = Math.random() * 4294967296; |
| } |
| _rnds[i] = r >>> ((i & 3) << 3) & 255; |
| } |
| return _rnds; |
| }; |
| } |
| var BufferClass = typeof _global.Buffer == 'function' ? _global.Buffer : Array; |
| var _byteToHex = []; |
| var _hexToByte = {}; |
| for (var i = 0; i < 256; i++) { |
| _byteToHex[i] = (i + 256).toString(16).substr(1); |
| _hexToByte[_byteToHex[i]] = i; |
| } |
| function parse(s, buf, offset) { |
| var i = buf && offset || 0, ii = 0; |
| buf = buf || []; |
| s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) { |
| if (ii < 16) { |
| buf[i + ii++] = _hexToByte[oct]; |
| } |
| }); |
| while (ii < 16) { |
| buf[i + ii++] = 0; |
| } |
| return buf; |
| } |
| function unparse(buf, offset) { |
| var i = offset || 0, bth = _byteToHex; |
| return bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]]; |
| } |
| var _seedBytes = _rng(); |
| var _nodeId = [ _seedBytes[0] | 1, _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5] ]; |
| var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 16383; |
| var _lastMSecs = 0, _lastNSecs = 0; |
| function v1(options, buf, offset) { |
| var i = buf && offset || 0; |
| var b = buf || []; |
| options = options || {}; |
| var clockseq = options.clockseq != null ? options.clockseq : _clockseq; |
| var msecs = options.msecs != null ? options.msecs : new Date().getTime(); |
| var nsecs = options.nsecs != null ? options.nsecs : _lastNSecs + 1; |
| var dt = msecs - _lastMSecs + (nsecs - _lastNSecs) / 1e4; |
| if (dt < 0 && options.clockseq == null) { |
| clockseq = clockseq + 1 & 16383; |
| } |
| if ((dt < 0 || msecs > _lastMSecs) && options.nsecs == null) { |
| nsecs = 0; |
| } |
| if (nsecs >= 1e4) { |
| throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec'); |
| } |
| _lastMSecs = msecs; |
| _lastNSecs = nsecs; |
| _clockseq = clockseq; |
| msecs += 122192928e5; |
| var tl = ((msecs & 268435455) * 1e4 + nsecs) % 4294967296; |
| b[i++] = tl >>> 24 & 255; |
| b[i++] = tl >>> 16 & 255; |
| b[i++] = tl >>> 8 & 255; |
| b[i++] = tl & 255; |
| var tmh = msecs / 4294967296 * 1e4 & 268435455; |
| b[i++] = tmh >>> 8 & 255; |
| b[i++] = tmh & 255; |
| b[i++] = tmh >>> 24 & 15 | 16; |
| b[i++] = tmh >>> 16 & 255; |
| b[i++] = clockseq >>> 8 | 128; |
| b[i++] = clockseq & 255; |
| var node = options.node || _nodeId; |
| for (var n = 0; n < 6; n++) { |
| b[i + n] = node[n]; |
| } |
| return buf ? buf : unparse(b); |
| } |
| function v4(options, buf, offset) { |
| var i = buf && offset || 0; |
| if (typeof options == 'string') { |
| buf = options == 'binary' ? new BufferClass(16) : null; |
| options = null; |
| } |
| options = options || {}; |
| var rnds = options.random || (options.rng || _rng)(); |
| rnds[6] = rnds[6] & 15 | 64; |
| rnds[8] = rnds[8] & 63 | 128; |
| if (buf) { |
| for (var ii = 0; ii < 16; ii++) { |
| buf[i + ii] = rnds[ii]; |
| } |
| } |
| return buf || unparse(rnds); |
| } |
| uuid = v4; |
| uuid.v1 = v1; |
| uuid.v4 = v4; |
| uuid.parse = parse; |
| uuid.unparse = unparse; |
| uuid.BufferClass = BufferClass; |
| })(window); |
| 'use strict'; |
| axe._load({ |
| data: { |
| rules: { |
| accesskeys: { |
| description: 'Ensures every accesskey attribute value is unique', |
| help: 'accesskey attribute value must be unique' |
| }, |
| 'area-alt': { |
| description: 'Ensures <area> elements of image maps have alternate text', |
| help: 'Active <area> elements must have alternate text' |
| }, |
| 'aria-allowed-attr': { |
| description: 'Ensures ARIA attributes are allowed for an element\'s role', |
| help: 'Elements must only use allowed ARIA attributes' |
| }, |
| 'aria-hidden-body': { |
| description: 'Ensures aria-hidden=\'true\' is not present on the document body.', |
| help: 'aria-hidden=\'true\' must not be present on the document body' |
| }, |
| 'aria-required-attr': { |
| description: 'Ensures elements with ARIA roles have all required ARIA attributes', |
| help: 'Required ARIA attributes must be provided' |
| }, |
| 'aria-required-children': { |
| description: 'Ensures elements with an ARIA role that require child roles contain them', |
| help: 'Certain ARIA roles must contain particular children' |
| }, |
| 'aria-required-parent': { |
| description: 'Ensures elements with an ARIA role that require parent roles are contained by them', |
| help: 'Certain ARIA roles must be contained by particular parents' |
| }, |
| 'aria-roles': { |
| description: 'Ensures all elements with a role attribute use a valid value', |
| help: 'ARIA roles used must conform to valid values' |
| }, |
| 'aria-valid-attr-value': { |
| description: 'Ensures all ARIA attributes have valid values', |
| help: 'ARIA attributes must conform to valid values' |
| }, |
| 'aria-valid-attr': { |
| description: 'Ensures attributes that begin with aria- are valid ARIA attributes', |
| help: 'ARIA attributes must conform to valid names' |
| }, |
| 'audio-caption': { |
| description: 'Ensures <audio> elements have captions', |
| help: '<audio> elements must have a captions track' |
| }, |
| blink: { |
| description: 'Ensures <blink> elements are not used', |
| help: '<blink> elements are deprecated and must not be used' |
| }, |
| 'button-name': { |
| description: 'Ensures buttons have discernible text', |
| help: 'Buttons must have discernible text' |
| }, |
| bypass: { |
| description: 'Ensures each page has at least one mechanism for a user to bypass navigation and jump straight to the content', |
| help: 'Page must have means to bypass repeated blocks' |
| }, |
| checkboxgroup: { |
| description: 'Ensures related <input type="checkbox"> elements have a group and that that group designation is consistent', |
| help: 'Checkbox inputs with the same name attribute value must be part of a group' |
| }, |
| 'color-contrast': { |
| description: 'Ensures the contrast between foreground and background colors meets WCAG 2 AA contrast ratio thresholds', |
| help: 'Elements must have sufficient color contrast' |
| }, |
| 'definition-list': { |
| description: 'Ensures <dl> elements are structured correctly', |
| help: '<dl> elements must only directly contain properly-ordered <dt> and <dd> groups, <script> or <template> elements' |
| }, |
| dlitem: { |
| description: 'Ensures <dt> and <dd> elements are contained by a <dl>', |
| help: '<dt> and <dd> elements must be contained by a <dl>' |
| }, |
| 'document-title': { |
| description: 'Ensures each HTML document contains a non-empty <title> element', |
| help: 'Documents must have <title> element to aid in navigation' |
| }, |
| 'duplicate-id': { |
| description: 'Ensures every id attribute value is unique', |
| help: 'id attribute value must be unique' |
| }, |
| 'empty-heading': { |
| description: 'Ensures headings have discernible text', |
| help: 'Headings must not be empty' |
| }, |
| 'frame-title-unique': { |
| description: 'Ensures <iframe> and <frame> elements contain a unique title attribute', |
| help: 'Frames must have a unique title attribute' |
| }, |
| 'frame-title': { |
| description: 'Ensures <iframe> and <frame> elements contain a non-empty title attribute', |
| help: 'Frames must have title attribute' |
| }, |
| 'heading-order': { |
| description: 'Ensures the order of headings is semantically correct', |
| help: 'Heading levels should only increase by one' |
| }, |
| 'hidden-content': { |
| description: 'Informs users about hidden content.', |
| help: 'Hidden content on the page cannot be analyzed' |
| }, |
| 'href-no-hash': { |
| description: 'Ensures that href values are valid link references to promote only using anchors as links', |
| help: 'Anchors must only be used as links with valid URLs or URL fragments' |
| }, |
| 'html-has-lang': { |
| description: 'Ensures every HTML document has a lang attribute', |
| help: '<html> element must have a lang attribute' |
| }, |
| 'html-lang-valid': { |
| description: 'Ensures the lang attribute of the <html> element has a valid value', |
| help: '<html> element must have a valid value for the lang attribute' |
| }, |
| 'image-alt': { |
| description: 'Ensures <img> elements have alternate text or a role of none or presentation', |
| help: 'Images must have alternate text' |
| }, |
| 'image-redundant-alt': { |
| description: 'Ensure button and link text is not repeated as image alternative', |
| help: 'Text of buttons and links should not be repeated in the image alternative' |
| }, |
| 'input-image-alt': { |
| description: 'Ensures <input type="image"> elements have alternate text', |
| help: 'Image buttons must have alternate text' |
| }, |
| 'label-title-only': { |
| description: 'Ensures that every form element is not solely labeled using the title or aria-describedby attributes', |
| help: 'Form elements should have a visible label' |
| }, |
| label: { |
| description: 'Ensures every form element has a label', |
| help: 'Form elements must have labels' |
| }, |
| 'layout-table': { |
| description: 'Ensures presentational <table> elements do not use <th>, <caption> elements or the summary attribute', |
| help: 'Layout tables must not use data table elements' |
| }, |
| 'link-in-text-block': { |
| description: 'Links can be distinguished without relying on color', |
| help: 'Links must be distinguished from surrounding text in a way that does not rely on color' |
| }, |
| 'link-name': { |
| description: 'Ensures links have discernible text', |
| help: 'Links must have discernible text' |
| }, |
| list: { |
| description: 'Ensures that lists are structured correctly', |
| help: '<ul> and <ol> must only directly contain <li>, <script> or <template> elements' |
| }, |
| listitem: { |
| description: 'Ensures <li> elements are used semantically', |
| help: '<li> elements must be contained in a <ul> or <ol>' |
| }, |
| marquee: { |
| description: 'Ensures <marquee> elements are not used', |
| help: '<marquee> elements are deprecated and must not be used' |
| }, |
| 'meta-refresh': { |
| description: 'Ensures <meta http-equiv="refresh"> is not used', |
| help: 'Timed refresh must not exist' |
| }, |
| 'meta-viewport-large': { |
| description: 'Ensures <meta name="viewport"> can scale a significant amount', |
| help: 'Users should be able to zoom and scale the text up to 500%' |
| }, |
| 'meta-viewport': { |
| description: 'Ensures <meta name="viewport"> does not disable text scaling and zooming', |
| help: 'Zooming and scaling must not be disabled' |
| }, |
| 'object-alt': { |
| description: 'Ensures <object> elements have alternate text', |
| help: '<object> elements must have alternate text' |
| }, |
| 'p-as-heading': { |
| description: 'Ensure p elements are not used to style headings', |
| help: 'Bold, italic text and font-size are not used to style p elements as a heading' |
| }, |
| radiogroup: { |
| description: 'Ensures related <input type="radio"> elements have a group and that the group designation is consistent', |
| help: 'Radio inputs with the same name attribute value must be part of a group' |
| }, |
| region: { |
| description: 'Ensures all content is contained within a landmark region', |
| help: 'Content should be contained in a landmark region' |
| }, |
| 'scope-attr-valid': { |
| description: 'Ensures the scope attribute is used correctly on tables', |
| help: 'scope attribute should be used correctly' |
| }, |
| 'server-side-image-map': { |
| description: 'Ensures that server-side image maps are not used', |
| help: 'Server-side image maps must not be used' |
| }, |
| 'skip-link': { |
| description: 'Ensures the first link on the page is a skip link', |
| help: 'The page should have a skip link as its first link' |
| }, |
| tabindex: { |
| description: 'Ensures tabindex attribute values are not greater than 0', |
| help: 'Elements should not have tabindex greater than zero' |
| }, |
| 'table-duplicate-name': { |
| description: 'Ensure that tables do not have the same summary and caption', |
| help: 'The <caption> element should not contain the same text as the summary attribute' |
| }, |
| 'table-fake-caption': { |
| description: 'Ensure that tables with a caption use the <caption> element.', |
| help: 'Data or header cells should not be used to give caption to a data table.' |
| }, |
| 'td-has-header': { |
| description: 'Ensure that each non-empty data cell in a large table has one or more table headers', |
| help: 'All non-empty td element in table larger than 3 by 3 must have an associated table header' |
| }, |
| 'td-headers-attr': { |
| description: 'Ensure that each cell in a table using the headers refers to another cell in that table', |
| help: 'All cells in a table element that use the headers attribute must only refer to other cells of that same table' |
| }, |
| 'th-has-data-cells': { |
| description: 'Ensure that each table header in a data table refers to data cells', |
| help: 'All th element and elements with role=columnheader/rowheader must data cells which it describes' |
| }, |
| 'valid-lang': { |
| description: 'Ensures lang attributes have valid values', |
| help: 'lang attribute must have a valid value' |
| }, |
| 'video-caption': { |
| description: 'Ensures <video> elements have captions', |
| help: '<video> elements must have captions' |
| }, |
| 'video-description': { |
| description: 'Ensures <video> elements have audio descriptions', |
| help: '<video> elements must have an audio description track' |
| } |
| }, |
| checks: { |
| accesskeys: { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Accesskey attribute value is unique'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Document has multiple elements with the same accesskey'; |
| return out; |
| } |
| } |
| }, |
| 'non-empty-alt': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has a non-empty alt attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element has no alt attribute or the alt attribute is empty'; |
| return out; |
| } |
| } |
| }, |
| 'non-empty-title': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has a title attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element has no title attribute or the title attribute is empty'; |
| return out; |
| } |
| } |
| }, |
| 'aria-label': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'aria-label attribute exists and is not empty'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'aria-label attribute does not exist or is empty'; |
| return out; |
| } |
| } |
| }, |
| 'aria-labelledby': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'aria-labelledby attribute exists and references elements that are visible to screen readers'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty or not visible'; |
| return out; |
| } |
| } |
| }, |
| 'aria-allowed-attr': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'ARIA attributes are used correctly for the defined role'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'ARIA attribute' + (it.data && it.data.length > 1 ? 's are' : ' is') + ' not allowed:'; |
| var arr1 = it.data; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += ' ' + value; |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| 'aria-hidden-body': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'No aria-hidden attribute is present on document body'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'aria-hidden=true should not be present on the document body'; |
| return out; |
| } |
| } |
| }, |
| 'aria-required-attr': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'All required ARIA attributes are present'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Required ARIA attribute' + (it.data && it.data.length > 1 ? 's' : '') + ' not present:'; |
| var arr1 = it.data; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += ' ' + value; |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| 'aria-required-children': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Required ARIA children are present'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Required ARIA ' + (it.data && it.data.length > 1 ? 'children' : 'child') + ' role not present:'; |
| var arr1 = it.data; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += ' ' + value; |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| 'aria-required-parent': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Required ARIA parent role present'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Required ARIA parent' + (it.data && it.data.length > 1 ? 's' : '') + ' role not present:'; |
| var arr1 = it.data; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += ' ' + value; |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| invalidrole: { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'ARIA role is valid'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Role must be one of the valid ARIA roles'; |
| return out; |
| } |
| } |
| }, |
| abstractrole: { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Abstract roles are not used'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Abstract roles cannot be directly used'; |
| return out; |
| } |
| } |
| }, |
| 'aria-valid-attr-value': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'ARIA attribute values are valid'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Invalid ARIA attribute value' + (it.data && it.data.length > 1 ? 's' : '') + ':'; |
| var arr1 = it.data; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += ' ' + value; |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| 'aria-valid-attr': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'ARIA attribute name' + (it.data && it.data.length > 1 ? 's' : '') + ' are valid'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Invalid ARIA attribute name' + (it.data && it.data.length > 1 ? 's' : '') + ':'; |
| var arr1 = it.data; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += ' ' + value; |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| caption: { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'The multimedia element has a captions track'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'The multimedia element does not have a captions track'; |
| return out; |
| }, |
| incomplete: function anonymous(it) { |
| var out = 'A captions track for this element could not be found'; |
| return out; |
| } |
| } |
| }, |
| 'is-on-screen': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element is not visible'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element is visible'; |
| return out; |
| } |
| } |
| }, |
| 'non-empty-if-present': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element '; |
| if (it.data) { |
| out += 'has a non-empty value attribute'; |
| } else { |
| out += 'does not have a value attribute'; |
| } |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element has a value attribute and the value attribute is empty'; |
| return out; |
| } |
| } |
| }, |
| 'non-empty-value': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has a non-empty value attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element has no value attribute or the value attribute is empty'; |
| return out; |
| } |
| } |
| }, |
| 'button-has-visible-text': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has inner text that is visible to screen readers'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element does not have inner text that is visible to screen readers'; |
| return out; |
| } |
| } |
| }, |
| 'role-presentation': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element\'s default semantics were overriden with role="presentation"'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element\'s default semantics were not overridden with role="presentation"'; |
| return out; |
| } |
| } |
| }, |
| 'role-none': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element\'s default semantics were overriden with role="none"'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element\'s default semantics were not overridden with role="none"'; |
| return out; |
| } |
| } |
| }, |
| 'focusable-no-name': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element is not in tab order or has accessible text'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element is in tab order and does not have accessible text'; |
| return out; |
| } |
| } |
| }, |
| 'internal-link-present': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Valid skip link found'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'No valid skip link found'; |
| return out; |
| } |
| } |
| }, |
| 'header-present': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Page has a header'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Page does not have a header'; |
| return out; |
| } |
| } |
| }, |
| landmark: { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Page has a landmark region'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Page does not have a landmark region'; |
| return out; |
| } |
| } |
| }, |
| 'group-labelledby': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'All elements with the name "' + it.data.name + '" reference the same element with aria-labelledby'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'All elements with the name "' + it.data.name + '" do not reference the same element with aria-labelledby'; |
| return out; |
| } |
| } |
| }, |
| fieldset: { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element is contained in a fieldset'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = ''; |
| var code = it.data && it.data.failureCode; |
| if (code === 'no-legend') { |
| out += 'Fieldset does not have a legend as its first child'; |
| } else if (code === 'empty-legend') { |
| out += 'Legend does not have text that is visible to screen readers'; |
| } else if (code === 'mixed-inputs') { |
| out += 'Fieldset contains unrelated inputs'; |
| } else if (code === 'no-group-label') { |
| out += 'ARIA group does not have aria-label or aria-labelledby'; |
| } else if (code === 'group-mixed-inputs') { |
| out += 'ARIA group contains unrelated inputs'; |
| } else { |
| out += 'Element does not have a containing fieldset or ARIA group'; |
| } |
| return out; |
| } |
| } |
| }, |
| 'color-contrast': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has sufficient color contrast of ' + it.data.contrastRatio; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element has insufficient color contrast of ' + it.data.contrastRatio + ' (foreground color: ' + it.data.fgColor + ', background color: ' + it.data.bgColor + ', font size: ' + it.data.fontSize + ', font weight: ' + it.data.fontWeight + ')'; |
| return out; |
| }, |
| incomplete: { |
| bgImage: 'Element\'s background color could not be determined due to a background image', |
| bgGradient: 'Element\'s background color could not be determined due to a background gradient', |
| imgNode: 'Element\'s background color could not be determined because element contains an image node', |
| bgOverlap: 'Element\'s background color could not be determined because it is overlapped by another element', |
| fgAlpha: 'Element\'s foreground color could not be determined because of alpha transparency', |
| elmPartiallyObscured: 'Element\'s background color could not be determined because it\'s partially obscured by another element', |
| equalRatio: 'Element has a 1:1 contrast ratio with the background', |
| default: 'Unable to determine contrast ratio' |
| } |
| } |
| }, |
| 'structured-dlitems': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'When not empty, element has both <dt> and <dd> elements'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'When not empty, element does not have at least one <dt> element followed by at least one <dd> element'; |
| return out; |
| } |
| } |
| }, |
| 'only-dlitems': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'List element only has direct children that are allowed inside <dt> or <dd> elements'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'List element has direct children that are not allowed inside <dt> or <dd> elements'; |
| return out; |
| } |
| } |
| }, |
| dlitem: { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Description list item has a <dl> parent element'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Description list item does not have a <dl> parent element'; |
| return out; |
| } |
| } |
| }, |
| 'doc-has-title': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Document has a non-empty <title> element'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Document does not have a non-empty <title> element'; |
| return out; |
| } |
| } |
| }, |
| 'duplicate-id': { |
| impact: 'moderate', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Document has no elements that share the same id attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Document has multiple elements with the same id attribute: ' + it.data; |
| return out; |
| } |
| } |
| }, |
| 'has-visible-text': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has text that is visible to screen readers'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element does not have text that is visible to screen readers'; |
| return out; |
| } |
| } |
| }, |
| 'unique-frame-title': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element\'s title attribute is unique'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element\'s title attribute is not unique'; |
| return out; |
| } |
| } |
| }, |
| 'heading-order': { |
| impact: 'moderate', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Heading order valid'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Heading order invalid'; |
| return out; |
| } |
| } |
| }, |
| 'hidden-content': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'All content on the page has been analyzed.'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'There were problems analyzing the content on this page.'; |
| return out; |
| }, |
| incomplete: function anonymous(it) { |
| var out = 'There is hidden content on the page that was not analyzed. You will need to trigger the display of this content in order to analyze it.'; |
| return out; |
| } |
| } |
| }, |
| 'href-no-hash': { |
| impact: 'moderate', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Anchor does not have an href value of #'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Anchor has an href value of #'; |
| return out; |
| } |
| } |
| }, |
| 'has-lang': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'The <html> element has a lang attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'The <html> element does not have a lang attribute'; |
| return out; |
| } |
| } |
| }, |
| 'valid-lang': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Value of lang attribute is included in the list of valid languages'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Value of lang attribute not included in the list of valid languages'; |
| return out; |
| } |
| } |
| }, |
| 'has-alt': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element has an alt attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element does not have an alt attribute'; |
| return out; |
| } |
| } |
| }, |
| 'duplicate-img-label': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element does not duplicate existing text in <img> alt text'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element contains <img> element with alt text that duplicates existing text'; |
| return out; |
| } |
| } |
| }, |
| 'title-only': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Form element does not solely use title attribute for its label'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Only title used to generate label for form element'; |
| return out; |
| } |
| } |
| }, |
| 'implicit-label': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Form element has an implicit (wrapped) <label>'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Form element does not have an implicit (wrapped) <label>'; |
| return out; |
| } |
| } |
| }, |
| 'explicit-label': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Form element has an explicit <label>'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Form element does not have an explicit <label>'; |
| return out; |
| } |
| } |
| }, |
| 'help-same-as-label': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Help text (title or aria-describedby) does not duplicate label text'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Help text (title or aria-describedby) text is the same as the label text'; |
| return out; |
| } |
| } |
| }, |
| 'multiple-label': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Form element does not have multiple <label> elements'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Form element has multiple <label> elements'; |
| return out; |
| } |
| } |
| }, |
| 'has-th': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Layout table does not use <th> elements'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Layout table uses <th> elements'; |
| return out; |
| } |
| } |
| }, |
| 'has-caption': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Layout table does not use <caption> element'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Layout table uses <caption> element'; |
| return out; |
| } |
| } |
| }, |
| 'has-summary': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Layout table does not use summary attribute'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Layout table uses summary attribute'; |
| return out; |
| } |
| } |
| }, |
| 'link-in-text-block': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Links can be distinguished from surrounding text in a way that does not rely on color'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Links can not be distinguished from surrounding text in a way that does not rely on color'; |
| return out; |
| }, |
| incomplete: { |
| bgContrast: 'Element\'s contrast ratio could not be determined. Check for a distinct hover/focus style', |
| bgImage: 'Element\'s contrast ratio could not be determined due to a background image', |
| bgGradient: 'Element\'s contrast ratio could not be determined due to a background gradient', |
| imgNode: 'Element\'s contrast ratio could not be determined because element contains an image node', |
| bgOverlap: 'Element\'s contrast ratio could not be determined because of element overlap', |
| default: 'Unable to determine contrast ratio' |
| } |
| } |
| }, |
| 'only-listitems': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'List element only has direct children that are allowed inside <li> elements'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'List element has direct children that are not allowed inside <li> elements'; |
| return out; |
| } |
| } |
| }, |
| listitem: { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'List item has a <ul>, <ol> or role="list" parent element'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'List item does not have a <ul>, <ol> or role="list" parent element'; |
| return out; |
| } |
| } |
| }, |
| 'meta-refresh': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = '<meta> tag does not immediately refresh the page'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = '<meta> tag forces timed refresh of page'; |
| return out; |
| } |
| } |
| }, |
| 'meta-viewport-large': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = '<meta> tag does not prevent significant zooming on mobile devices'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = '<meta> tag limits zooming on mobile devices'; |
| return out; |
| } |
| } |
| }, |
| 'meta-viewport': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = '<meta> tag does not disable zooming on mobile devices'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = '<meta> tag disables zooming on mobile devices'; |
| return out; |
| } |
| } |
| }, |
| 'p-as-heading': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = '<p> elements are not styled as headings'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Heading elements should be used instead of styled p elements'; |
| return out; |
| } |
| } |
| }, |
| region: { |
| impact: 'moderate', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Content contained by ARIA landmark'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Content not contained by an ARIA landmark'; |
| return out; |
| } |
| } |
| }, |
| 'html5-scope': { |
| impact: 'moderate', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Scope attribute is only used on table header elements (<th>)'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'In HTML 5, scope attributes may only be used on table header elements (<th>)'; |
| return out; |
| } |
| } |
| }, |
| 'scope-value': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Scope attribute is used correctly'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'The value of the scope attribute may only be \'row\' or \'col\''; |
| return out; |
| } |
| } |
| }, |
| exists: { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element does not exist'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element exists'; |
| return out; |
| } |
| } |
| }, |
| 'skip-link': { |
| impact: 'moderate', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Valid skip link found'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'No valid skip link found'; |
| return out; |
| } |
| } |
| }, |
| tabindex: { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Element does not have a tabindex greater than 0'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Element has a tabindex greater than 0'; |
| return out; |
| } |
| } |
| }, |
| 'same-caption-summary': { |
| impact: 'minor', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'Content of summary attribute and <caption> are not duplicated'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Content of summary attribute and <caption> element are identical'; |
| return out; |
| } |
| } |
| }, |
| 'caption-faked': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'The first row of a table is not used as a caption'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'The first row of the table should be a caption instead of a table cell'; |
| return out; |
| } |
| } |
| }, |
| 'td-has-header': { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'All non-empty data cells have table headers'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Some non-empty data cells do not have table headers'; |
| return out; |
| } |
| } |
| }, |
| 'td-headers-attr': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'The headers attribute is exclusively used to refer to other cells in the table'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'The headers attribute is not exclusively used to refer to other cells in the table'; |
| return out; |
| } |
| } |
| }, |
| 'th-has-data-cells': { |
| impact: 'serious', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'All table header cells refer to data cells'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'Not all table header cells refer to data cells'; |
| return out; |
| }, |
| incomplete: function anonymous(it) { |
| var out = 'Table data cells are missing or empty'; |
| return out; |
| } |
| } |
| }, |
| description: { |
| impact: 'critical', |
| messages: { |
| pass: function anonymous(it) { |
| var out = 'The multimedia element has an audio description track'; |
| return out; |
| }, |
| fail: function anonymous(it) { |
| var out = 'The multimedia element does not have an audio description track'; |
| return out; |
| }, |
| incomplete: function anonymous(it) { |
| var out = 'An audio description track for this element could not be found'; |
| return out; |
| } |
| } |
| } |
| }, |
| failureSummaries: { |
| any: { |
| failureMessage: function anonymous(it) { |
| var out = 'Fix any of the following:'; |
| var arr1 = it; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += '\n ' + value.split('\n').join('\n '); |
| } |
| } |
| return out; |
| } |
| }, |
| none: { |
| failureMessage: function anonymous(it) { |
| var out = 'Fix all of the following:'; |
| var arr1 = it; |
| if (arr1) { |
| var value, i1 = -1, l1 = arr1.length - 1; |
| while (i1 < l1) { |
| value = arr1[i1 += 1]; |
| out += '\n ' + value.split('\n').join('\n '); |
| } |
| } |
| return out; |
| } |
| } |
| }, |
| incompleteFallbackMessage: function anonymous(it) { |
| var out = 'aXe couldn\'t tell the reason. Time to break out the element inspector!'; |
| return out; |
| } |
| }, |
| rules: [ { |
| id: 'accesskeys', |
| selector: '[accesskey]', |
| excludeHidden: false, |
| tags: [ 'wcag2a', 'wcag211', 'cat.keyboard' ], |
| all: [], |
| any: [], |
| none: [ 'accesskeys' ] |
| }, { |
| id: 'area-alt', |
| selector: 'map area[href]', |
| excludeHidden: false, |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [ 'non-empty-alt', 'non-empty-title', 'aria-label', 'aria-labelledby' ], |
| none: [] |
| }, { |
| id: 'aria-allowed-attr', |
| matches: function matches(node, virtualNode) { |
| var role = node.getAttribute('role'); |
| if (!role) { |
| role = axe.commons.aria.implicitRole(node); |
| } |
| var allowed = axe.commons.aria.allowedAttr(role); |
| if (role && allowed) { |
| var aria = /^aria-/; |
| if (node.hasAttributes()) { |
| var attrs = node.attributes; |
| for (var i = 0, l = attrs.length; i < l; i++) { |
| if (aria.test(attrs[i].name)) { |
| return true; |
| } |
| } |
| } |
| } |
| return false; |
| }, |
| tags: [ 'cat.aria', 'wcag2a', 'wcag411', 'wcag412' ], |
| all: [], |
| any: [ 'aria-allowed-attr' ], |
| none: [] |
| }, { |
| id: 'aria-hidden-body', |
| selector: 'body', |
| excludeHidden: false, |
| tags: [ 'cat.aria', 'wcag2a', 'wcag412' ], |
| all: [], |
| any: [ 'aria-hidden-body' ], |
| none: [] |
| }, { |
| id: 'aria-required-attr', |
| selector: '[role]', |
| tags: [ 'cat.aria', 'wcag2a', 'wcag411', 'wcag412' ], |
| all: [], |
| any: [ 'aria-required-attr' ], |
| none: [] |
| }, { |
| id: 'aria-required-children', |
| selector: '[role]', |
| tags: [ 'cat.aria', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [ 'aria-required-children' ], |
| none: [] |
| }, { |
| id: 'aria-required-parent', |
| selector: '[role]', |
| tags: [ 'cat.aria', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [ 'aria-required-parent' ], |
| none: [] |
| }, { |
| id: 'aria-roles', |
| selector: '[role]', |
| tags: [ 'cat.aria', 'wcag2a', 'wcag131', 'wcag411', 'wcag412' ], |
| all: [], |
| any: [], |
| none: [ 'invalidrole', 'abstractrole' ] |
| }, { |
| id: 'aria-valid-attr-value', |
| matches: function matches(node, virtualNode) { |
| var aria = /^aria-/; |
| if (node.hasAttributes()) { |
| var attrs = node.attributes; |
| for (var i = 0, l = attrs.length; i < l; i++) { |
| if (aria.test(attrs[i].name)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| }, |
| tags: [ 'cat.aria', 'wcag2a', 'wcag131', 'wcag411', 'wcag412' ], |
| all: [], |
| any: [ { |
| options: [], |
| id: 'aria-valid-attr-value' |
| } ], |
| none: [] |
| }, { |
| id: 'aria-valid-attr', |
| matches: function matches(node, virtualNode) { |
| var aria = /^aria-/; |
| if (node.hasAttributes()) { |
| var attrs = node.attributes; |
| for (var i = 0, l = attrs.length; i < l; i++) { |
| if (aria.test(attrs[i].name)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| }, |
| tags: [ 'cat.aria', 'wcag2a', 'wcag411' ], |
| all: [], |
| any: [ { |
| options: [], |
| id: 'aria-valid-attr' |
| } ], |
| none: [] |
| }, { |
| id: 'audio-caption', |
| selector: 'audio', |
| excludeHidden: false, |
| tags: [ 'cat.time-and-media', 'wcag2a', 'wcag122', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [], |
| none: [ 'caption' ] |
| }, { |
| id: 'blink', |
| selector: 'blink', |
| excludeHidden: false, |
| tags: [ 'cat.time-and-media', 'wcag2a', 'wcag222', 'section508', 'section508.22.j' ], |
| all: [], |
| any: [], |
| none: [ 'is-on-screen' ] |
| }, { |
| id: 'button-name', |
| selector: 'button, [role="button"], input[type="button"], input[type="submit"], input[type="reset"]', |
| tags: [ 'cat.name-role-value', 'wcag2a', 'wcag412', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [ 'non-empty-if-present', 'non-empty-value', 'button-has-visible-text', 'aria-label', 'aria-labelledby', 'role-presentation', 'role-none' ], |
| none: [ 'focusable-no-name' ] |
| }, { |
| id: 'bypass', |
| selector: 'html', |
| pageLevel: true, |
| matches: function matches(node, virtualNode) { |
| return !!node.querySelector('a[href]'); |
| }, |
| tags: [ 'cat.keyboard', 'wcag2a', 'wcag241', 'section508', 'section508.22.o' ], |
| all: [], |
| any: [ 'internal-link-present', 'header-present', 'landmark' ], |
| none: [] |
| }, { |
| id: 'checkboxgroup', |
| selector: 'input[type=checkbox][name]', |
| tags: [ 'cat.forms', 'best-practice' ], |
| all: [], |
| any: [ 'group-labelledby', 'fieldset' ], |
| none: [] |
| }, { |
| id: 'color-contrast', |
| matches: function matches(node, virtualNode) { |
| var nodeName = node.nodeName.toUpperCase(), nodeType = node.type; |
| if (node.getAttribute('aria-disabled') === 'true' || axe.commons.dom.findUp(node, '[aria-disabled="true"]')) { |
| return false; |
| } |
| if (nodeName === 'INPUT') { |
| return [ 'hidden', 'range', 'color', 'checkbox', 'radio', 'image' ].indexOf(nodeType) === -1 && !node.disabled; |
| } |
| if (nodeName === 'SELECT') { |
| return !!node.options.length && !node.disabled; |
| } |
| if (nodeName === 'TEXTAREA') { |
| return !node.disabled; |
| } |
| if (nodeName === 'OPTION') { |
| return false; |
| } |
| if (nodeName === 'BUTTON' && node.disabled || axe.commons.dom.findUp(node, 'button[disabled]')) { |
| return false; |
| } |
| if (nodeName === 'FIELDSET' && node.disabled || axe.commons.dom.findUp(node, 'fieldset[disabled]')) { |
| return false; |
| } |
| var nodeParentLabel = axe.commons.dom.findUp(node, 'label'); |
| if (nodeName === 'LABEL' || nodeParentLabel) { |
| var relevantNode = node; |
| if (nodeParentLabel) { |
| relevantNode = nodeParentLabel; |
| } |
| var doc = axe.commons.dom.getRootNode(relevantNode); |
| var candidate = relevantNode.htmlFor && doc.getElementById(relevantNode.htmlFor); |
| if (candidate && candidate.disabled) { |
| return false; |
| } |
| var candidate = axe.utils.querySelectorAll(virtualNode, 'input:not([type="hidden"]):not([type="image"])' + ':not([type="button"]):not([type="submit"]):not([type="reset"]), select, textarea'); |
| if (candidate.length && candidate[0].actualNode.disabled) { |
| return false; |
| } |
| } |
| if (node.getAttribute('id')) { |
| var id = axe.commons.utils.escapeSelector(node.getAttribute('id')); |
| var _doc = axe.commons.dom.getRootNode(node); |
| var candidate = _doc.querySelector('[aria-labelledby~=' + id + ']'); |
| if (candidate && candidate.disabled) { |
| return false; |
| } |
| } |
| if (axe.commons.text.visible(virtualNode, false, true) === '') { |
| return false; |
| } |
| var range = document.createRange(), childNodes = virtualNode.children, length = childNodes.length, child, index; |
| for (index = 0; index < length; index++) { |
| child = childNodes[index]; |
| if (child.actualNode.nodeType === 3 && axe.commons.text.sanitize(child.actualNode.nodeValue) !== '') { |
| range.selectNodeContents(child.actualNode); |
| } |
| } |
| var rects = range.getClientRects(); |
| length = rects.length; |
| for (index = 0; index < length; index++) { |
| if (axe.commons.dom.visuallyOverlaps(rects[index], node)) { |
| return true; |
| } |
| } |
| return false; |
| }, |
| excludeHidden: false, |
| options: { |
| noScroll: false |
| }, |
| tags: [ 'cat.color', 'wcag2aa', 'wcag143' ], |
| all: [], |
| any: [ 'color-contrast' ], |
| none: [] |
| }, { |
| id: 'definition-list', |
| selector: 'dl', |
| matches: function matches(node, virtualNode) { |
| return !node.getAttribute('role'); |
| }, |
| tags: [ 'cat.structure', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [], |
| none: [ 'structured-dlitems', 'only-dlitems' ] |
| }, { |
| id: 'dlitem', |
| selector: 'dd, dt', |
| matches: function matches(node, virtualNode) { |
| return !node.getAttribute('role'); |
| }, |
| tags: [ 'cat.structure', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [ 'dlitem' ], |
| none: [] |
| }, { |
| id: 'document-title', |
| selector: 'html', |
| matches: function matches(node, virtualNode) { |
| return node.ownerDocument.defaultView.self === node.ownerDocument.defaultView.top; |
| }, |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag242' ], |
| all: [], |
| any: [ 'doc-has-title' ], |
| none: [] |
| }, { |
| id: 'duplicate-id', |
| selector: '[id]', |
| excludeHidden: false, |
| tags: [ 'cat.parsing', 'wcag2a', 'wcag411' ], |
| all: [], |
| any: [ 'duplicate-id' ], |
| none: [] |
| }, { |
| id: 'empty-heading', |
| selector: 'h1, h2, h3, h4, h5, h6, [role="heading"]', |
| enabled: true, |
| tags: [ 'cat.name-role-value', 'best-practice' ], |
| all: [], |
| any: [ 'has-visible-text', 'role-presentation', 'role-none' ], |
| none: [] |
| }, { |
| id: 'frame-title-unique', |
| selector: 'frame[title], iframe[title]', |
| matches: function matches(node, virtualNode) { |
| var title = node.getAttribute('title'); |
| return !!(title ? axe.commons.text.sanitize(title).trim() : ''); |
| }, |
| tags: [ 'cat.text-alternatives', 'best-practice' ], |
| all: [], |
| any: [], |
| none: [ 'unique-frame-title' ] |
| }, { |
| id: 'frame-title', |
| selector: 'frame, iframe', |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag241', 'section508', 'section508.22.i' ], |
| all: [], |
| any: [ 'aria-label', 'aria-labelledby', 'non-empty-title', 'role-presentation', 'role-none' ], |
| none: [] |
| }, { |
| id: 'heading-order', |
| selector: 'h1,h2,h3,h4,h5,h6,[role=heading]', |
| enabled: false, |
| tags: [ 'cat.semantics', 'best-practice' ], |
| all: [], |
| any: [ 'heading-order' ], |
| none: [] |
| }, { |
| id: 'hidden-content', |
| selector: '*', |
| excludeHidden: false, |
| tags: [ 'experimental', 'review-item' ], |
| all: [], |
| any: [ 'hidden-content' ], |
| none: [], |
| enabled: false |
| }, { |
| id: 'href-no-hash', |
| selector: 'a[href]', |
| enabled: false, |
| tags: [ 'cat.semantics', 'best-practice' ], |
| all: [], |
| any: [ 'href-no-hash' ], |
| none: [] |
| }, { |
| id: 'html-has-lang', |
| selector: 'html', |
| tags: [ 'cat.language', 'wcag2a', 'wcag311' ], |
| all: [], |
| any: [ 'has-lang' ], |
| none: [] |
| }, { |
| id: 'html-lang-valid', |
| selector: 'html[lang]', |
| tags: [ 'cat.language', 'wcag2a', 'wcag311' ], |
| all: [], |
| any: [], |
| none: [ 'valid-lang' ] |
| }, { |
| id: 'image-alt', |
| selector: 'img, [role=\'img\']', |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [ 'has-alt', 'aria-label', 'aria-labelledby', 'non-empty-title', 'role-presentation', 'role-none' ], |
| none: [] |
| }, { |
| id: 'image-redundant-alt', |
| selector: 'button, [role="button"], a[href], p, li, td, th', |
| tags: [ 'cat.text-alternatives', 'best-practice' ], |
| all: [], |
| any: [], |
| none: [ 'duplicate-img-label' ] |
| }, { |
| id: 'input-image-alt', |
| selector: 'input[type="image"]', |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [ 'non-empty-alt', 'aria-label', 'aria-labelledby', 'non-empty-title' ], |
| none: [] |
| }, { |
| id: 'label-title-only', |
| selector: 'input, select, textarea', |
| matches: function matches(node, virtualNode) { |
| if (node.nodeName.toLowerCase() !== 'input') { |
| return true; |
| } |
| var t = node.getAttribute('type').toLowerCase(); |
| if (t === 'hidden' || t === 'image' || t === 'button' || t === 'submit' || t === 'reset') { |
| return false; |
| } |
| return true; |
| }, |
| enabled: false, |
| tags: [ 'cat.forms', 'best-practice' ], |
| all: [], |
| any: [], |
| none: [ 'title-only' ] |
| }, { |
| id: 'label', |
| selector: 'input, select, textarea', |
| matches: function matches(node, virtualNode) { |
| if (node.nodeName.toLowerCase() !== 'input') { |
| return true; |
| } |
| var t = node.getAttribute('type').toLowerCase(); |
| if (t === 'hidden' || t === 'image' || t === 'button' || t === 'submit' || t === 'reset') { |
| return false; |
| } |
| return true; |
| }, |
| tags: [ 'cat.forms', 'wcag2a', 'wcag332', 'wcag131', 'section508', 'section508.22.n' ], |
| all: [], |
| any: [ 'aria-label', 'aria-labelledby', 'implicit-label', 'explicit-label', 'non-empty-title' ], |
| none: [ 'help-same-as-label', 'multiple-label' ] |
| }, { |
| id: 'layout-table', |
| selector: 'table', |
| matches: function matches(node, virtualNode) { |
| return !axe.commons.table.isDataTable(node); |
| }, |
| tags: [ 'cat.semantics', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [], |
| none: [ 'has-th', 'has-caption', 'has-summary' ] |
| }, { |
| id: 'link-in-text-block', |
| selector: 'a[href], *[role=link]', |
| matches: function matches(node, virtualNode) { |
| var text = axe.commons.text.sanitize(node.textContent); |
| var role = node.getAttribute('role'); |
| if (role && role !== 'link') { |
| return false; |
| } |
| if (!text) { |
| return false; |
| } |
| if (!axe.commons.dom.isVisible(node, false)) { |
| return false; |
| } |
| return axe.commons.dom.isInTextBlock(node); |
| }, |
| excludeHidden: false, |
| tags: [ 'cat.color', 'experimental', 'wcag2a', 'wcag141' ], |
| all: [ 'link-in-text-block' ], |
| any: [], |
| none: [] |
| }, { |
| id: 'link-name', |
| selector: 'a[href], [role=link][href]', |
| matches: function matches(node, virtualNode) { |
| return node.getAttribute('role') !== 'button'; |
| }, |
| tags: [ 'cat.name-role-value', 'wcag2a', 'wcag111', 'wcag412', 'wcag244', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [ 'has-visible-text', 'aria-label', 'aria-labelledby', 'role-presentation', 'role-none' ], |
| none: [ 'focusable-no-name' ] |
| }, { |
| id: 'list', |
| selector: 'ul, ol', |
| matches: function matches(node, virtualNode) { |
| return !node.getAttribute('role'); |
| }, |
| tags: [ 'cat.structure', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [], |
| none: [ 'only-listitems' ] |
| }, { |
| id: 'listitem', |
| selector: 'li', |
| matches: function matches(node, virtualNode) { |
| return !node.getAttribute('role'); |
| }, |
| tags: [ 'cat.structure', 'wcag2a', 'wcag131' ], |
| all: [], |
| any: [ 'listitem' ], |
| none: [] |
| }, { |
| id: 'marquee', |
| selector: 'marquee', |
| excludeHidden: false, |
| tags: [ 'cat.parsing', 'wcag2a', 'wcag222' ], |
| all: [], |
| any: [], |
| none: [ 'is-on-screen' ] |
| }, { |
| id: 'meta-refresh', |
| selector: 'meta[http-equiv="refresh"]', |
| excludeHidden: false, |
| tags: [ 'cat.time', 'wcag2a', 'wcag2aaa', 'wcag221', 'wcag224', 'wcag325' ], |
| all: [], |
| any: [ 'meta-refresh' ], |
| none: [] |
| }, { |
| id: 'meta-viewport-large', |
| selector: 'meta[name="viewport"]', |
| excludeHidden: false, |
| tags: [ 'cat.sensory-and-visual-cues', 'best-practice' ], |
| all: [], |
| any: [ { |
| options: { |
| scaleMinimum: 5, |
| lowerBound: 2 |
| }, |
| id: 'meta-viewport-large' |
| } ], |
| none: [] |
| }, { |
| id: 'meta-viewport', |
| selector: 'meta[name="viewport"]', |
| excludeHidden: false, |
| tags: [ 'cat.sensory-and-visual-cues', 'wcag2aa', 'wcag144' ], |
| all: [], |
| any: [ { |
| options: { |
| scaleMinimum: 2 |
| }, |
| id: 'meta-viewport' |
| } ], |
| none: [] |
| }, { |
| id: 'object-alt', |
| selector: 'object', |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [ 'has-visible-text', 'aria-label', 'aria-labelledby', 'non-empty-title' ], |
| none: [] |
| }, { |
| id: 'p-as-heading', |
| selector: 'p', |
| matches: function matches(node, virtualNode) { |
| var children = Array.from(node.parentNode.childNodes); |
| var nodeText = node.textContent.trim(); |
| var isSentence = /[.!?:;](?![.!?:;])/g; |
| if (nodeText.length === 0 || (nodeText.match(isSentence) || []).length >= 2) { |
| return false; |
| } |
| var siblingsAfter = children.slice(children.indexOf(node) + 1).filter(function(elm) { |
| return elm.nodeName.toUpperCase() === 'P' && elm.textContent.trim() !== ''; |
| }); |
| return siblingsAfter.length !== 0; |
| }, |
| tags: [ 'cat.semantics', 'wcag2a', 'wcag131', 'experimental' ], |
| all: [ { |
| options: { |
| margins: [ { |
| weight: 150, |
| italic: true |
| }, { |
| weight: 150, |
| size: 1.15 |
| }, { |
| italic: true, |
| size: 1.15 |
| }, { |
| size: 1.4 |
| } ] |
| }, |
| id: 'p-as-heading' |
| } ], |
| any: [], |
| none: [] |
| }, { |
| id: 'radiogroup', |
| selector: 'input[type=radio][name]', |
| tags: [ 'cat.forms', 'best-practice' ], |
| all: [], |
| any: [ 'group-labelledby', 'fieldset' ], |
| none: [] |
| }, { |
| id: 'region', |
| selector: 'html', |
| pageLevel: true, |
| enabled: false, |
| tags: [ 'cat.keyboard', 'best-practice' ], |
| all: [], |
| any: [ 'region' ], |
| none: [] |
| }, { |
| id: 'scope-attr-valid', |
| selector: 'td[scope], th[scope]', |
| enabled: true, |
| tags: [ 'cat.tables', 'best-practice' ], |
| all: [ 'html5-scope', 'scope-value' ], |
| any: [], |
| none: [] |
| }, { |
| id: 'server-side-image-map', |
| selector: 'img[ismap]', |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag211', 'section508', 'section508.22.f' ], |
| all: [], |
| any: [], |
| none: [ 'exists' ] |
| }, { |
| id: 'skip-link', |
| selector: 'a[href]', |
| pageLevel: true, |
| enabled: false, |
| tags: [ 'cat.keyboard', 'best-practice' ], |
| all: [], |
| any: [ 'skip-link' ], |
| none: [] |
| }, { |
| id: 'tabindex', |
| selector: '[tabindex]', |
| tags: [ 'cat.keyboard', 'best-practice' ], |
| all: [], |
| any: [ 'tabindex' ], |
| none: [] |
| }, { |
| id: 'table-duplicate-name', |
| selector: 'table', |
| tags: [ 'cat.tables', 'best-practice' ], |
| all: [], |
| any: [], |
| none: [ 'same-caption-summary' ] |
| }, { |
| id: 'table-fake-caption', |
| selector: 'table', |
| matches: function matches(node, virtualNode) { |
| return axe.commons.table.isDataTable(node); |
| }, |
| tags: [ 'cat.tables', 'experimental', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ], |
| all: [ 'caption-faked' ], |
| any: [], |
| none: [] |
| }, { |
| id: 'td-has-header', |
| selector: 'table', |
| matches: function matches(node, virtualNode) { |
| if (axe.commons.table.isDataTable(node)) { |
| var tableArray = axe.commons.table.toArray(node); |
| return tableArray.length >= 3 && tableArray[0].length >= 3 && tableArray[1].length >= 3 && tableArray[2].length >= 3; |
| } |
| return false; |
| }, |
| tags: [ 'cat.tables', 'experimental', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ], |
| all: [ 'td-has-header' ], |
| any: [], |
| none: [] |
| }, { |
| id: 'td-headers-attr', |
| selector: 'table', |
| tags: [ 'cat.tables', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ], |
| all: [ 'td-headers-attr' ], |
| any: [], |
| none: [] |
| }, { |
| id: 'th-has-data-cells', |
| selector: 'table', |
| matches: function matches(node, virtualNode) { |
| return axe.commons.table.isDataTable(node); |
| }, |
| tags: [ 'cat.tables', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ], |
| all: [ 'th-has-data-cells' ], |
| any: [], |
| none: [] |
| }, { |
| id: 'valid-lang', |
| selector: '[lang], [xml\\:lang]', |
| matches: function matches(node, virtualNode) { |
| return node.nodeName.toLowerCase() !== 'html'; |
| }, |
| tags: [ 'cat.language', 'wcag2aa', 'wcag312' ], |
| all: [], |
| any: [], |
| none: [ 'valid-lang' ] |
| }, { |
| id: 'video-caption', |
| selector: 'video', |
| excludeHidden: false, |
| tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag122', 'wcag123', 'section508', 'section508.22.a' ], |
| all: [], |
| any: [], |
| none: [ 'caption' ] |
| }, { |
| id: 'video-description', |
| selector: 'video', |
| excludeHidden: false, |
| tags: [ 'cat.text-alternatives', 'wcag2aa', 'wcag125', 'section508', 'section508.22.b' ], |
| all: [], |
| any: [], |
| none: [ 'description' ] |
| } ], |
| checks: [ { |
| id: 'abstractrole', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return axe.commons.aria.getRoleType(node.getAttribute('role')) === 'abstract'; |
| } |
| }, { |
| id: 'aria-allowed-attr', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var invalid = []; |
| var attr, attrName, allowed, role = node.getAttribute('role'), attrs = node.attributes; |
| if (!role) { |
| role = axe.commons.aria.implicitRole(node); |
| } |
| allowed = axe.commons.aria.allowedAttr(role); |
| if (role && allowed) { |
| for (var i = 0, l = attrs.length; i < l; i++) { |
| attr = attrs[i]; |
| attrName = attr.name; |
| if (axe.commons.aria.validateAttr(attrName) && allowed.indexOf(attrName) === -1) { |
| invalid.push(attrName + '="' + attr.nodeValue + '"'); |
| } |
| } |
| } |
| if (invalid.length) { |
| this.data(invalid); |
| return false; |
| } |
| return true; |
| } |
| }, { |
| id: 'aria-hidden-body', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return node.getAttribute('aria-hidden') !== 'true'; |
| } |
| }, { |
| id: 'invalidrole', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !axe.commons.aria.isValidRole(node.getAttribute('role')); |
| } |
| }, { |
| id: 'aria-required-attr', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var missing = []; |
| if (node.hasAttributes()) { |
| var attr, role = node.getAttribute('role'), required = axe.commons.aria.requiredAttr(role); |
| if (role && required) { |
| for (var i = 0, l = required.length; i < l; i++) { |
| attr = required[i]; |
| if (!node.getAttribute(attr)) { |
| missing.push(attr); |
| } |
| } |
| } |
| } |
| if (missing.length) { |
| this.data(missing); |
| return false; |
| } |
| return true; |
| } |
| }, { |
| id: 'aria-required-children', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var requiredOwned = axe.commons.aria.requiredOwned, implicitNodes = axe.commons.aria.implicitNodes, matchesSelector = axe.commons.utils.matchesSelector, idrefs = axe.commons.dom.idrefs; |
| function owns(node, virtualTree, role, ariaOwned) { |
| if (node === null) { |
| return false; |
| } |
| var implicit = implicitNodes(role), selector = [ '[role="' + role + '"]' ]; |
| if (implicit) { |
| selector = selector.concat(implicit); |
| } |
| selector = selector.join(','); |
| return ariaOwned ? matchesSelector(node, selector) || !!axe.utils.querySelectorAll(virtualTree, selector)[0] : !!axe.utils.querySelectorAll(virtualTree, selector)[0]; |
| } |
| function ariaOwns(nodes, role) { |
| var index, length; |
| for (index = 0, length = nodes.length; index < length; index++) { |
| if (nodes[index] === null) { |
| continue; |
| } |
| var virtualTree = axe.utils.getNodeFromTree(axe._tree[0], nodes[index]); |
| if (owns(nodes[index], virtualTree, role, true)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| function missingRequiredChildren(node, childRoles, all) { |
| var i, l = childRoles.length, missing = [], ownedElements = idrefs(node, 'aria-owns'); |
| for (i = 0; i < l; i++) { |
| var r = childRoles[i]; |
| if (owns(node, virtualNode, r) || ariaOwns(ownedElements, r)) { |
| if (!all) { |
| return null; |
| } |
| } else { |
| if (all) { |
| missing.push(r); |
| } |
| } |
| } |
| if (missing.length) { |
| return missing; |
| } |
| if (!all && childRoles.length) { |
| return childRoles; |
| } |
| return null; |
| } |
| var role = node.getAttribute('role'); |
| var required = requiredOwned(role); |
| if (!required) { |
| return true; |
| } |
| var all = false; |
| var childRoles = required.one; |
| if (!childRoles) { |
| var all = true; |
| childRoles = required.all; |
| } |
| var missing = missingRequiredChildren(node, childRoles, all); |
| if (!missing) { |
| return true; |
| } |
| this.data(missing); |
| return false; |
| } |
| }, { |
| id: 'aria-required-parent', |
| evaluate: function evaluate(node, options, virtualNode) { |
| function getSelector(role) { |
| var impliedNative = axe.commons.aria.implicitNodes(role) || []; |
| return impliedNative.concat('[role="' + role + '"]').join(','); |
| } |
| function getMissingContext(element, requiredContext, includeElement) { |
| var index, length, role = element.getAttribute('role'), missing = []; |
| if (!requiredContext) { |
| requiredContext = axe.commons.aria.requiredContext(role); |
| } |
| if (!requiredContext) { |
| return null; |
| } |
| for (index = 0, length = requiredContext.length; index < length; index++) { |
| if (includeElement && axe.utils.matchesSelector(element, getSelector(requiredContext[index]))) { |
| return null; |
| } |
| if (axe.commons.dom.findUp(element, getSelector(requiredContext[index]))) { |
| return null; |
| } else { |
| missing.push(requiredContext[index]); |
| } |
| } |
| return missing; |
| } |
| function getAriaOwners(element) { |
| var owners = [], o = null; |
| while (element) { |
| if (element.getAttribute('id')) { |
| var id = axe.commons.utils.escapeSelector(element.getAttribute('id')); |
| var doc = axe.commons.dom.getRootNode(element); |
| o = doc.querySelector('[aria-owns~=' + id + ']'); |
| if (o) { |
| owners.push(o); |
| } |
| } |
| element = element.parentElement; |
| } |
| return owners.length ? owners : null; |
| } |
| var missingParents = getMissingContext(node); |
| if (!missingParents) { |
| return true; |
| } |
| var owners = getAriaOwners(node); |
| if (owners) { |
| for (var i = 0, l = owners.length; i < l; i++) { |
| missingParents = getMissingContext(owners[i], missingParents, true); |
| if (!missingParents) { |
| return true; |
| } |
| } |
| } |
| this.data(missingParents); |
| return false; |
| } |
| }, { |
| id: 'aria-valid-attr-value', |
| evaluate: function evaluate(node, options, virtualNode) { |
| options = Array.isArray(options) ? options : []; |
| var invalid = [], aria = /^aria-/; |
| var attr, attrName, attrs = node.attributes; |
| for (var i = 0, l = attrs.length; i < l; i++) { |
| attr = attrs[i]; |
| attrName = attr.name; |
| if (options.indexOf(attrName) === -1 && aria.test(attrName) && !axe.commons.aria.validateAttrValue(node, attrName)) { |
| invalid.push(attrName + '="' + attr.nodeValue + '"'); |
| } |
| } |
| if (invalid.length) { |
| this.data(invalid); |
| return false; |
| } |
| return true; |
| }, |
| options: [] |
| }, { |
| id: 'aria-valid-attr', |
| evaluate: function evaluate(node, options, virtualNode) { |
| options = Array.isArray(options) ? options : []; |
| var invalid = [], aria = /^aria-/; |
| var attr, attrs = node.attributes; |
| for (var i = 0, l = attrs.length; i < l; i++) { |
| attr = attrs[i].name; |
| if (options.indexOf(attr) === -1 && aria.test(attr) && !axe.commons.aria.validateAttr(attr)) { |
| invalid.push(attr); |
| } |
| } |
| if (invalid.length) { |
| this.data(invalid); |
| return false; |
| } |
| return true; |
| }, |
| options: [] |
| }, { |
| id: 'color-contrast', |
| evaluate: function evaluate(node, options, virtualNode) { |
| if (!axe.commons.dom.isVisible(node, false)) { |
| return true; |
| } |
| var noScroll = !!(options || {}).noScroll; |
| var bgNodes = [], bgColor = axe.commons.color.getBackgroundColor(node, bgNodes, noScroll), fgColor = axe.commons.color.getForegroundColor(node, noScroll); |
| var nodeStyle = window.getComputedStyle(node); |
| var fontSize = parseFloat(nodeStyle.getPropertyValue('font-size')); |
| var fontWeight = nodeStyle.getPropertyValue('font-weight'); |
| var bold = [ 'bold', 'bolder', '600', '700', '800', '900' ].indexOf(fontWeight) !== -1; |
| var cr = axe.commons.color.hasValidContrastRatio(bgColor, fgColor, fontSize, bold); |
| var truncatedResult = Math.floor(cr.contrastRatio * 100) / 100; |
| var missing; |
| if (bgColor === null) { |
| missing = axe.commons.color.incompleteData.get('bgColor'); |
| } |
| var equalRatio = false; |
| if (truncatedResult === 1) { |
| equalRatio = true; |
| missing = axe.commons.color.incompleteData.set('bgColor', 'equalRatio'); |
| } |
| var data = { |
| fgColor: fgColor ? fgColor.toHexString() : undefined, |
| bgColor: bgColor ? bgColor.toHexString() : undefined, |
| contrastRatio: cr ? truncatedResult : undefined, |
| fontSize: (fontSize * 72 / 96).toFixed(1) + 'pt', |
| fontWeight: bold ? 'bold' : 'normal', |
| missingData: missing |
| }; |
| this.data(data); |
| if (fgColor === null || bgColor === null || equalRatio) { |
| missing = null; |
| axe.commons.color.incompleteData.clear(); |
| this.relatedNodes(bgNodes); |
| return undefined; |
| } else if (!cr.isValid) { |
| this.relatedNodes(bgNodes); |
| } |
| return cr.isValid; |
| } |
| }, { |
| id: 'link-in-text-block', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var _axe$commons = axe.commons, color = _axe$commons.color, dom = _axe$commons.dom; |
| function getContrast(color1, color2) { |
| var c1lum = color1.getRelativeLuminance(); |
| var c2lum = color2.getRelativeLuminance(); |
| return (Math.max(c1lum, c2lum) + .05) / (Math.min(c1lum, c2lum) + .05); |
| } |
| var blockLike = [ 'block', 'list-item', 'table', 'flex', 'grid', 'inline-block' ]; |
| function isBlock(elm) { |
| var display = window.getComputedStyle(elm).getPropertyValue('display'); |
| return blockLike.indexOf(display) !== -1 || display.substr(0, 6) === 'table-'; |
| } |
| if (isBlock(node)) { |
| return false; |
| } |
| var parentBlock = dom.getComposedParent(node); |
| while (parentBlock.nodeType === 1 && !isBlock(parentBlock)) { |
| parentBlock = dom.getComposedParent(parentBlock); |
| } |
| this.relatedNodes([ parentBlock ]); |
| if (color.elementIsDistinct(node, parentBlock)) { |
| return true; |
| } else { |
| var nodeColor, parentColor; |
| nodeColor = color.getForegroundColor(node); |
| parentColor = color.getForegroundColor(parentBlock); |
| if (!nodeColor || !parentColor) { |
| return undefined; |
| } |
| var contrast = getContrast(nodeColor, parentColor); |
| if (contrast === 1) { |
| return true; |
| } else if (contrast >= 3) { |
| axe.commons.color.incompleteData.set('fgColor', 'bgContrast'); |
| this.data({ |
| missingData: axe.commons.color.incompleteData.get('fgColor') |
| }); |
| axe.commons.color.incompleteData.clear(); |
| return undefined; |
| } |
| nodeColor = color.getBackgroundColor(node); |
| parentColor = color.getBackgroundColor(parentBlock); |
| if (!nodeColor || !parentColor || getContrast(nodeColor, parentColor) >= 3) { |
| var reason = void 0; |
| if (!nodeColor || !parentColor) { |
| reason = axe.commons.color.incompleteData.get('bgColor'); |
| } else { |
| reason = 'bgContrast'; |
| } |
| axe.commons.color.incompleteData.set('fgColor', reason); |
| this.data({ |
| missingData: axe.commons.color.incompleteData.get('fgColor') |
| }); |
| axe.commons.color.incompleteData.clear(); |
| return undefined; |
| } |
| } |
| return false; |
| } |
| }, { |
| id: 'fieldset', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var failureCode, self = this; |
| function getUnrelatedElements(parent, name) { |
| return axe.commons.utils.toArray(parent.querySelectorAll('select,textarea,button,input:not([name="' + name + '"]):not([type="hidden"])')); |
| } |
| function checkFieldset(group, name) { |
| var firstNode = group.firstElementChild; |
| if (!firstNode || firstNode.nodeName.toUpperCase() !== 'LEGEND') { |
| self.relatedNodes([ group ]); |
| failureCode = 'no-legend'; |
| return false; |
| } |
| if (!axe.commons.text.accessibleText(firstNode)) { |
| self.relatedNodes([ firstNode ]); |
| failureCode = 'empty-legend'; |
| return false; |
| } |
| var otherElements = getUnrelatedElements(group, name); |
| if (otherElements.length) { |
| self.relatedNodes(otherElements); |
| failureCode = 'mixed-inputs'; |
| return false; |
| } |
| return true; |
| } |
| function checkARIAGroup(group, name) { |
| var hasLabelledByText = axe.commons.dom.idrefs(group, 'aria-labelledby').some(function(element) { |
| return element && axe.commons.text.accessibleText(element); |
| }); |
| var ariaLabel = group.getAttribute('aria-label'); |
| if (!hasLabelledByText && !(ariaLabel && axe.commons.text.sanitize(ariaLabel))) { |
| self.relatedNodes(group); |
| failureCode = 'no-group-label'; |
| return false; |
| } |
| var otherElements = getUnrelatedElements(group, name); |
| if (otherElements.length) { |
| self.relatedNodes(otherElements); |
| failureCode = 'group-mixed-inputs'; |
| return false; |
| } |
| return true; |
| } |
| function spliceCurrentNode(nodes, current) { |
| return axe.commons.utils.toArray(nodes).filter(function(candidate) { |
| return candidate !== current; |
| }); |
| } |
| function runCheck(element) { |
| var name = axe.commons.utils.escapeSelector(node.name); |
| var root = axe.commons.dom.getRootNode(node); |
| var matchingNodes = root.querySelectorAll('input[type="' + axe.commons.utils.escapeSelector(node.type) + '"][name="' + name + '"]'); |
| if (matchingNodes.length < 2) { |
| return true; |
| } |
| var fieldset = axe.commons.dom.findUp(element, 'fieldset'); |
| var group = axe.commons.dom.findUp(element, '[role="group"]' + (node.type === 'radio' ? ',[role="radiogroup"]' : '')); |
| if (!group && !fieldset) { |
| failureCode = 'no-group'; |
| self.relatedNodes(spliceCurrentNode(matchingNodes, element)); |
| return false; |
| } else if (fieldset) { |
| return checkFieldset(fieldset, name); |
| } else { |
| return checkARIAGroup(group, name); |
| } |
| } |
| var data = { |
| name: node.getAttribute('name'), |
| type: node.getAttribute('type') |
| }; |
| var result = runCheck(node); |
| if (!result) { |
| data.failureCode = failureCode; |
| } |
| this.data(data); |
| return result; |
| }, |
| after: function after(results, options) { |
| var seen = {}; |
| return results.filter(function(result) { |
| if (result.result) { |
| return true; |
| } |
| var data = result.data; |
| if (data) { |
| seen[data.type] = seen[data.type] || {}; |
| if (!seen[data.type][data.name]) { |
| seen[data.type][data.name] = [ data ]; |
| return true; |
| } |
| var hasBeenSeen = seen[data.type][data.name].some(function(candidate) { |
| return candidate.failureCode === data.failureCode; |
| }); |
| if (!hasBeenSeen) { |
| seen[data.type][data.name].push(data); |
| } |
| return !hasBeenSeen; |
| } |
| return false; |
| }); |
| } |
| }, { |
| id: 'group-labelledby', |
| evaluate: function evaluate(node, options, virtualNode) { |
| this.data({ |
| name: node.getAttribute('name'), |
| type: node.getAttribute('type') |
| }); |
| var doc = axe.commons.dom.getRootNode(node); |
| var matchingNodes = doc.querySelectorAll('input[type="' + axe.commons.utils.escapeSelector(node.type) + '"][name="' + axe.commons.utils.escapeSelector(node.name) + '"]'); |
| if (matchingNodes.length <= 1) { |
| return true; |
| } |
| return [].map.call(matchingNodes, function(m) { |
| var l = m.getAttribute('aria-labelledby'); |
| return l ? l.split(/\s+/) : []; |
| }).reduce(function(prev, curr) { |
| return prev.filter(function(n) { |
| return curr.includes(n); |
| }); |
| }).filter(function(n) { |
| var labelNode = doc.getElementById(n); |
| return labelNode && axe.commons.text.accessibleText(labelNode); |
| }).length !== 0; |
| }, |
| after: function after(results, options) { |
| var seen = {}; |
| return results.filter(function(result) { |
| var data = result.data; |
| if (data) { |
| seen[data.type] = seen[data.type] || {}; |
| if (!seen[data.type][data.name]) { |
| seen[data.type][data.name] = true; |
| return true; |
| } |
| } |
| return false; |
| }); |
| } |
| }, { |
| id: 'accesskeys', |
| evaluate: function evaluate(node, options, virtualNode) { |
| if (axe.commons.dom.isVisible(node, false)) { |
| this.data(node.getAttribute('accesskey')); |
| this.relatedNodes([ node ]); |
| } |
| return true; |
| }, |
| after: function after(results, options) { |
| var seen = {}; |
| return results.filter(function(r) { |
| if (!r.data) { |
| return false; |
| } |
| var key = r.data.toUpperCase(); |
| if (!seen[key]) { |
| seen[key] = r; |
| r.relatedNodes = []; |
| return true; |
| } |
| seen[key].relatedNodes.push(r.relatedNodes[0]); |
| return false; |
| }).map(function(r) { |
| r.result = !!r.relatedNodes.length; |
| return r; |
| }); |
| } |
| }, { |
| id: 'focusable-no-name', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var tabIndex = node.getAttribute('tabindex'), isFocusable = axe.commons.dom.isFocusable(node) && tabIndex > -1; |
| if (!isFocusable) { |
| return false; |
| } |
| return !axe.commons.text.accessibleText(node); |
| } |
| }, { |
| id: 'tabindex', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return node.tabIndex <= 0; |
| } |
| }, { |
| id: 'duplicate-img-label', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var text = axe.commons.text.visible(virtualNode, true).toLowerCase(); |
| if (text === '') { |
| return false; |
| } |
| var images = axe.utils.querySelectorAll(virtualNode, 'img').filter(function(_ref) { |
| var actualNode = _ref.actualNode; |
| return axe.commons.dom.isVisible(actualNode) && ![ 'none', 'presentation' ].includes(actualNode.getAttribute('role')); |
| }); |
| return images.some(function(img) { |
| return text === axe.commons.text.accessibleText(img).toLowerCase(); |
| }); |
| } |
| }, { |
| id: 'explicit-label', |
| evaluate: function evaluate(node, options, virtualNode) { |
| if (node.getAttribute('id')) { |
| var root = axe.commons.dom.getRootNode(node); |
| var id = axe.commons.utils.escapeSelector(node.getAttribute('id')); |
| var label = root.querySelector('label[for="' + id + '"]'); |
| if (label) { |
| return !!axe.commons.text.accessibleText(label); |
| } |
| } |
| return false; |
| } |
| }, { |
| id: 'help-same-as-label', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var labelText = axe.commons.text.label(virtualNode), check = node.getAttribute('title'); |
| if (!labelText) { |
| return false; |
| } |
| if (!check) { |
| check = ''; |
| if (node.getAttribute('aria-describedby')) { |
| var ref = axe.commons.dom.idrefs(node, 'aria-describedby'); |
| check = ref.map(function(thing) { |
| return thing ? axe.commons.text.accessibleText(thing) : ''; |
| }).join(''); |
| } |
| } |
| return axe.commons.text.sanitize(check) === axe.commons.text.sanitize(labelText); |
| }, |
| enabled: false |
| }, { |
| id: 'implicit-label', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var label = axe.commons.dom.findUp(node, 'label'); |
| if (label) { |
| return !!axe.commons.text.accessibleText(label); |
| } |
| return false; |
| } |
| }, { |
| id: 'multiple-label', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var id = axe.commons.utils.escapeSelector(node.getAttribute('id')); |
| var labels = Array.from(document.querySelectorAll('label[for="' + id + '"]')); |
| var parent = node.parentNode; |
| if (labels.length) { |
| labels = labels.filter(function(label, index) { |
| if (index === 0 && !axe.commons.dom.isVisible(label, true) || axe.commons.dom.isVisible(label, true)) { |
| return label; |
| } |
| }); |
| } |
| while (parent) { |
| if (parent.tagName === 'LABEL' && labels.indexOf(parent) === -1) { |
| labels.push(parent); |
| } |
| parent = parent.parentNode; |
| } |
| this.relatedNodes(labels); |
| return labels.length > 1; |
| } |
| }, { |
| id: 'title-only', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var labelText = axe.commons.text.label(virtualNode); |
| return !labelText && !!(node.getAttribute('title') || node.getAttribute('aria-describedby')); |
| } |
| }, { |
| id: 'has-lang', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !!(node.getAttribute('lang') || node.getAttribute('xml:lang') || '').trim(); |
| } |
| }, { |
| id: 'valid-lang', |
| evaluate: function evaluate(node, options, virtualNode) { |
| function getBaseLang(lang) { |
| return lang.trim().split('-')[0].toLowerCase(); |
| } |
| var langs, invalid; |
| langs = (options ? options : axe.commons.utils.validLangs()).map(getBaseLang); |
| invalid = [ 'lang', 'xml:lang' ].reduce(function(invalid, langAttr) { |
| var langVal = node.getAttribute(langAttr); |
| if (typeof langVal !== 'string') { |
| return invalid; |
| } |
| var baselangVal = getBaseLang(langVal); |
| if (baselangVal !== '' && langs.indexOf(baselangVal) === -1) { |
| invalid.push(langAttr + '="' + node.getAttribute(langAttr) + '"'); |
| } |
| return invalid; |
| }, []); |
| if (invalid.length) { |
| this.data(invalid); |
| return true; |
| } |
| return false; |
| } |
| }, { |
| id: 'dlitem', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var parent = axe.commons.dom.getComposedParent(node); |
| return parent.nodeName.toUpperCase() === 'DL'; |
| } |
| }, { |
| id: 'has-listitem', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return virtualNode.children.every(function(_ref2) { |
| var actualNode = _ref2.actualNode; |
| return actualNode.nodeName.toUpperCase() !== 'LI'; |
| }); |
| } |
| }, { |
| id: 'listitem', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var parent = axe.commons.dom.getComposedParent(node); |
| return [ 'UL', 'OL' ].includes(parent.nodeName.toUpperCase()) || (parent.getAttribute('role') || '').toLowerCase() === 'list'; |
| } |
| }, { |
| id: 'only-dlitems', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var bad = [], permitted = [ 'STYLE', 'META', 'LINK', 'MAP', 'AREA', 'SCRIPT', 'DATALIST', 'TEMPLATE' ], hasNonEmptyTextNode = false; |
| virtualNode.children.forEach(function(_ref3) { |
| var actualNode = _ref3.actualNode; |
| var nodeName = actualNode.nodeName.toUpperCase(); |
| if (actualNode.nodeType === 1 && nodeName !== 'DT' && nodeName !== 'DD' && permitted.indexOf(nodeName) === -1) { |
| bad.push(actualNode); |
| } else if (actualNode.nodeType === 3 && actualNode.nodeValue.trim() !== '') { |
| hasNonEmptyTextNode = true; |
| } |
| }); |
| if (bad.length) { |
| this.relatedNodes(bad); |
| } |
| var retVal = !!bad.length || hasNonEmptyTextNode; |
| return retVal; |
| } |
| }, { |
| id: 'only-listitems', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var bad = [], permitted = [ 'STYLE', 'META', 'LINK', 'MAP', 'AREA', 'SCRIPT', 'DATALIST', 'TEMPLATE' ], hasNonEmptyTextNode = false; |
| virtualNode.children.forEach(function(_ref4) { |
| var actualNode = _ref4.actualNode; |
| var nodeName = actualNode.nodeName.toUpperCase(); |
| if (actualNode.nodeType === 1 && nodeName !== 'LI' && permitted.indexOf(nodeName) === -1) { |
| bad.push(actualNode); |
| } else if (actualNode.nodeType === 3 && actualNode.nodeValue.trim() !== '') { |
| hasNonEmptyTextNode = true; |
| } |
| }); |
| if (bad.length) { |
| this.relatedNodes(bad); |
| } |
| return !!bad.length || hasNonEmptyTextNode; |
| } |
| }, { |
| id: 'structured-dlitems', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var children = virtualNode.children; |
| if (!children || !children.length) { |
| return false; |
| } |
| var hasDt = false, hasDd = false, nodeName; |
| for (var i = 0; i < children.length; i++) { |
| nodeName = children[i].actualNode.nodeName.toUpperCase(); |
| if (nodeName === 'DT') { |
| hasDt = true; |
| } |
| if (hasDt && nodeName === 'DD') { |
| return false; |
| } |
| if (nodeName === 'DD') { |
| hasDd = true; |
| } |
| } |
| return hasDt || hasDd; |
| } |
| }, { |
| id: 'caption', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var tracks = axe.utils.querySelectorAll(virtualNode, 'track'); |
| if (tracks.length) { |
| return !tracks.some(function(_ref5) { |
| var actualNode = _ref5.actualNode; |
| return (actualNode.getAttribute('kind') || '').toLowerCase() === 'captions'; |
| }); |
| } |
| return undefined; |
| } |
| }, { |
| id: 'description', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var tracks = axe.utils.querySelectorAll(virtualNode, 'track'); |
| if (tracks.length) { |
| var out = !tracks.some(function(_ref6) { |
| var actualNode = _ref6.actualNode; |
| return (actualNode.getAttribute('kind') || '').toLowerCase() === 'descriptions'; |
| }); |
| axe.log(tracks.map(function(t) { |
| return t.actualNode.getAttribute('kind'); |
| }), out); |
| return out; |
| } |
| return undefined; |
| } |
| }, { |
| id: 'meta-viewport-large', |
| evaluate: function evaluate(node, options, virtualNode) { |
| options = options || {}; |
| var params, content = node.getAttribute('content') || '', parsedParams = content.split(/[;,]/), result = {}, minimum = options.scaleMinimum || 2, lowerBound = options.lowerBound || false; |
| for (var i = 0, l = parsedParams.length; i < l; i++) { |
| params = parsedParams[i].split('='); |
| var key = params.shift().toLowerCase(); |
| if (key && params.length) { |
| result[key.trim()] = params.shift().trim().toLowerCase(); |
| } |
| } |
| if (lowerBound && result['maximum-scale'] && parseFloat(result['maximum-scale']) < lowerBound) { |
| return true; |
| } |
| if (!lowerBound && result['user-scalable'] === 'no') { |
| return false; |
| } |
| if (result['maximum-scale'] && parseFloat(result['maximum-scale']) < minimum) { |
| return false; |
| } |
| return true; |
| }, |
| options: { |
| scaleMinimum: 5, |
| lowerBound: 2 |
| } |
| }, { |
| id: 'meta-viewport', |
| evaluate: function evaluate(node, options, virtualNode) { |
| options = options || {}; |
| var params, content = node.getAttribute('content') || '', parsedParams = content.split(/[;,]/), result = {}, minimum = options.scaleMinimum || 2, lowerBound = options.lowerBound || false; |
| for (var i = 0, l = parsedParams.length; i < l; i++) { |
| params = parsedParams[i].split('='); |
| var key = params.shift().toLowerCase(); |
| if (key && params.length) { |
| result[key.trim()] = params.shift().trim().toLowerCase(); |
| } |
| } |
| if (lowerBound && result['maximum-scale'] && parseFloat(result['maximum-scale']) < lowerBound) { |
| return true; |
| } |
| if (!lowerBound && result['user-scalable'] === 'no') { |
| return false; |
| } |
| if (result['maximum-scale'] && parseFloat(result['maximum-scale']) < minimum) { |
| return false; |
| } |
| return true; |
| }, |
| options: { |
| scaleMinimum: 2 |
| } |
| }, { |
| id: 'header-present', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !!node.querySelector('h1, h2, h3, h4, h5, h6, [role="heading"]'); |
| } |
| }, { |
| id: 'heading-order', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var ariaHeadingLevel = node.getAttribute('aria-level'); |
| if (ariaHeadingLevel !== null) { |
| this.data(parseInt(ariaHeadingLevel, 10)); |
| return true; |
| } |
| var headingLevel = node.tagName.match(/H(\d)/); |
| if (headingLevel) { |
| this.data(parseInt(headingLevel[1], 10)); |
| return true; |
| } |
| return true; |
| }, |
| after: function after(results, options) { |
| if (results.length < 2) { |
| return results; |
| } |
| var prevLevel = results[0].data; |
| for (var i = 1; i < results.length; i++) { |
| if (results[i].result && results[i].data > prevLevel + 1) { |
| results[i].result = false; |
| } |
| prevLevel = results[i].data; |
| } |
| return results; |
| } |
| }, { |
| id: 'href-no-hash', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var href = node.getAttribute('href'); |
| if (href === '#') { |
| return false; |
| } |
| return true; |
| } |
| }, { |
| id: 'internal-link-present', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !!node.querySelector('a[href^="#"]'); |
| } |
| }, { |
| id: 'landmark', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return axe.utils.querySelectorAll(virtualNode, 'main, [role="main"]').length > 0; |
| } |
| }, { |
| id: 'meta-refresh', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var content = node.getAttribute('content') || '', parsedParams = content.split(/[;,]/); |
| return content === '' || parsedParams[0] === '0'; |
| } |
| }, { |
| id: 'p-as-heading', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var siblings = Array.from(node.parentNode.children); |
| var currentIndex = siblings.indexOf(node); |
| options = options || {}; |
| var margins = options.margins || []; |
| var nextSibling = siblings.slice(currentIndex + 1).find(function(elm) { |
| return elm.nodeName.toUpperCase() === 'P'; |
| }); |
| var prevSibling = siblings.slice(0, currentIndex).reverse().find(function(elm) { |
| return elm.nodeName.toUpperCase() === 'P'; |
| }); |
| function getTextContainer(elm) { |
| var nextNode = elm; |
| var outerText = elm.textContent.trim(); |
| var innerText = outerText; |
| while (innerText === outerText && nextNode !== undefined) { |
| var i = -1; |
| elm = nextNode; |
| if (elm.children.length === 0) { |
| return elm; |
| } |
| do { |
| i++; |
| innerText = elm.children[i].textContent.trim(); |
| } while (innerText === '' && i + 1 < elm.children.length); |
| nextNode = elm.children[i]; |
| } |
| return elm; |
| } |
| function normalizeFontWeight(weight) { |
| switch (weight) { |
| case 'lighter': |
| return 100; |
| |
| case 'normal': |
| return 400; |
| |
| case 'bold': |
| return 700; |
| |
| case 'bolder': |
| return 900; |
| } |
| weight = parseInt(weight); |
| return !isNaN(weight) ? weight : 400; |
| } |
| function getStyleValues(node) { |
| var style = window.getComputedStyle(getTextContainer(node)); |
| return { |
| fontWeight: normalizeFontWeight(style.getPropertyValue('font-weight')), |
| fontSize: parseInt(style.getPropertyValue('font-size')), |
| isItalic: style.getPropertyValue('font-style') === 'italic' |
| }; |
| } |
| function isHeaderStyle(styleA, styleB, margins) { |
| return margins.reduce(function(out, margin) { |
| return out || (!margin.size || styleA.fontSize / margin.size > styleB.fontSize) && (!margin.weight || styleA.fontWeight - margin.weight > styleB.fontWeight) && (!margin.italic || styleA.isItalic && !styleB.isItalic); |
| }, false); |
| } |
| var currStyle = getStyleValues(node); |
| var nextStyle = nextSibling ? getStyleValues(nextSibling) : null; |
| var prevStyle = prevSibling ? getStyleValues(prevSibling) : null; |
| if (!nextStyle || !isHeaderStyle(currStyle, nextStyle, margins)) { |
| return true; |
| } |
| var blockquote = axe.commons.dom.findUp(node, 'blockquote'); |
| if (blockquote && blockquote.nodeName.toUpperCase() === 'BLOCKQUOTE') { |
| return undefined; |
| } |
| if (prevStyle && !isHeaderStyle(currStyle, prevStyle, margins)) { |
| return undefined; |
| } |
| return false; |
| }, |
| options: { |
| margins: [ { |
| weight: 150, |
| italic: true |
| }, { |
| weight: 150, |
| size: 1.15 |
| }, { |
| italic: true, |
| size: 1.15 |
| }, { |
| size: 1.4 |
| } ] |
| } |
| }, { |
| id: 'region', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var _axe$commons2 = axe.commons, dom = _axe$commons2.dom, aria = _axe$commons2.aria; |
| function getSkiplink(virtualNode) { |
| var firstLink = axe.utils.querySelectorAll(virtualNode, 'a[href]')[0]; |
| if (firstLink && axe.commons.dom.getElementByReference(firstLink.actualNode, 'href')) { |
| return firstLink.actualNode; |
| } |
| } |
| var skipLink = getSkiplink(virtualNode); |
| var landmarkRoles = aria.getRolesByType('landmark'); |
| var implicitLandmarks = landmarkRoles.reduce(function(arr, role) { |
| return arr.concat(aria.implicitNodes(role)); |
| }, []).filter(function(r) { |
| return r !== null; |
| }).map(function(r) { |
| return r.toUpperCase(); |
| }); |
| function isSkipLink(node) { |
| return skipLink && skipLink === node; |
| } |
| function isLandmark(node) { |
| if (node.hasAttribute('role')) { |
| return landmarkRoles.includes(node.getAttribute('role').toLowerCase()); |
| } else { |
| return implicitLandmarks.includes(node.nodeName.toUpperCase()); |
| } |
| } |
| function findRegionlessElms(virtualNode) { |
| var node = virtualNode.actualNode; |
| if (isLandmark(node) || isSkipLink(node) || !dom.isVisible(node, true)) { |
| return []; |
| } else if (dom.hasContent(node, true)) { |
| return [ node ]; |
| } else { |
| return virtualNode.children.filter(function(_ref7) { |
| var actualNode = _ref7.actualNode; |
| return actualNode.nodeType === 1; |
| }).map(findRegionlessElms).reduce(function(a, b) { |
| return a.concat(b); |
| }, []); |
| } |
| } |
| var regionlessNodes = findRegionlessElms(virtualNode); |
| this.relatedNodes(regionlessNodes); |
| return regionlessNodes.length === 0; |
| }, |
| after: function after(results, options) { |
| return [ results[0] ]; |
| } |
| }, { |
| id: 'skip-link', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return axe.commons.dom.isFocusable(axe.commons.dom.getElementByReference(node, 'href')); |
| }, |
| after: function after(results, options) { |
| return [ results[0] ]; |
| } |
| }, { |
| id: 'unique-frame-title', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var title = axe.commons.text.sanitize(node.title).trim().toLowerCase(); |
| this.data(title); |
| return true; |
| }, |
| after: function after(results, options) { |
| var titles = {}; |
| results.forEach(function(r) { |
| titles[r.data] = titles[r.data] !== undefined ? ++titles[r.data] : 0; |
| }); |
| results.forEach(function(r) { |
| r.result = !!titles[r.data]; |
| }); |
| return results; |
| } |
| }, { |
| id: 'aria-label', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var label = node.getAttribute('aria-label'); |
| return !!(label ? axe.commons.text.sanitize(label).trim() : ''); |
| } |
| }, { |
| id: 'aria-labelledby', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var getIdRefs = axe.commons.dom.idrefs; |
| return getIdRefs(node, 'aria-labelledby').some(function(elm) { |
| return elm && axe.commons.text.accessibleText(elm, true); |
| }); |
| } |
| }, { |
| id: 'button-has-visible-text', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var nodeName = node.nodeName.toUpperCase(); |
| var role = node.getAttribute('role'); |
| var label = void 0; |
| if (nodeName === 'BUTTON' || role === 'button' && nodeName !== 'INPUT') { |
| label = axe.commons.text.accessibleText(node); |
| this.data(label); |
| return !!label; |
| } else { |
| return false; |
| } |
| } |
| }, { |
| id: 'doc-has-title', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var title = document.title; |
| return !!(title ? axe.commons.text.sanitize(title).trim() : ''); |
| } |
| }, { |
| id: 'duplicate-id', |
| evaluate: function evaluate(node, options, virtualNode) { |
| if (!node.getAttribute('id').trim()) { |
| return true; |
| } |
| var id = axe.commons.utils.escapeSelector(node.getAttribute('id')); |
| var matchingNodes = document.querySelectorAll('[id="' + id + '"]'); |
| var related = []; |
| for (var i = 0; i < matchingNodes.length; i++) { |
| if (matchingNodes[i] !== node) { |
| related.push(matchingNodes[i]); |
| } |
| } |
| if (related.length) { |
| this.relatedNodes(related); |
| } |
| this.data(node.getAttribute('id')); |
| return matchingNodes.length <= 1; |
| }, |
| after: function after(results, options) { |
| var uniqueIds = []; |
| return results.filter(function(r) { |
| if (uniqueIds.indexOf(r.data) === -1) { |
| uniqueIds.push(r.data); |
| return true; |
| } |
| return false; |
| }); |
| } |
| }, { |
| id: 'exists', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return true; |
| } |
| }, { |
| id: 'has-alt', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var nn = node.nodeName.toLowerCase(); |
| return node.hasAttribute('alt') && (nn === 'img' || nn === 'input' || nn === 'area'); |
| } |
| }, { |
| id: 'has-visible-text', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return axe.commons.text.accessibleText(node).length > 0; |
| } |
| }, { |
| id: 'is-on-screen', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return axe.commons.dom.isVisible(node, false) && !axe.commons.dom.isOffscreen(node); |
| } |
| }, { |
| id: 'non-empty-alt', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var label = node.getAttribute('alt'); |
| return !!(label ? axe.commons.text.sanitize(label).trim() : ''); |
| } |
| }, { |
| id: 'non-empty-if-present', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var nodeName = node.nodeName.toUpperCase(); |
| var type = (node.getAttribute('type') || '').toLowerCase(); |
| var label = node.getAttribute('value'); |
| this.data(label); |
| if (nodeName === 'INPUT' && [ 'submit', 'reset' ].indexOf(type) !== -1) { |
| return label === null; |
| } |
| return false; |
| } |
| }, { |
| id: 'non-empty-title', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var title = node.getAttribute('title'); |
| return !!(title ? axe.commons.text.sanitize(title).trim() : ''); |
| } |
| }, { |
| id: 'non-empty-value', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var label = node.getAttribute('value'); |
| return !!(label ? axe.commons.text.sanitize(label).trim() : ''); |
| } |
| }, { |
| id: 'role-none', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return node.getAttribute('role') === 'none'; |
| } |
| }, { |
| id: 'role-presentation', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return node.getAttribute('role') === 'presentation'; |
| } |
| }, { |
| id: 'caption-faked', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var table = axe.commons.table.toGrid(node); |
| var firstRow = table[0]; |
| if (table.length <= 1 || firstRow.length <= 1 || node.rows.length <= 1) { |
| return true; |
| } |
| return firstRow.reduce(function(out, curr, i) { |
| return out || curr !== firstRow[i + 1] && firstRow[i + 1] !== undefined; |
| }, false); |
| } |
| }, { |
| id: 'has-caption', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !!node.caption; |
| } |
| }, { |
| id: 'has-summary', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !!node.summary; |
| } |
| }, { |
| id: 'has-th', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var row, cell, badCells = []; |
| for (var rowIndex = 0, rowLength = node.rows.length; rowIndex < rowLength; rowIndex++) { |
| row = node.rows[rowIndex]; |
| for (var cellIndex = 0, cellLength = row.cells.length; cellIndex < cellLength; cellIndex++) { |
| cell = row.cells[cellIndex]; |
| if (cell.nodeName.toUpperCase() === 'TH' || [ 'rowheader', 'columnheader' ].indexOf(cell.getAttribute('role')) !== -1) { |
| badCells.push(cell); |
| } |
| } |
| } |
| if (badCells.length) { |
| this.relatedNodes(badCells); |
| return true; |
| } |
| return false; |
| } |
| }, { |
| id: 'html5-scope', |
| evaluate: function evaluate(node, options, virtualNode) { |
| if (!axe.commons.dom.isHTML5(document)) { |
| return true; |
| } |
| return node.nodeName.toUpperCase() === 'TH'; |
| } |
| }, { |
| id: 'same-caption-summary', |
| evaluate: function evaluate(node, options, virtualNode) { |
| return !!(node.summary && node.caption) && node.summary === axe.commons.text.accessibleText(node.caption); |
| } |
| }, { |
| id: 'scope-value', |
| evaluate: function evaluate(node, options, virtualNode) { |
| options = options || {}; |
| var value = node.getAttribute('scope').toLowerCase(); |
| var validVals = [ 'row', 'col', 'rowgroup', 'colgroup' ] || options.values; |
| return validVals.indexOf(value) !== -1; |
| } |
| }, { |
| id: 'td-has-header', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var tableUtils = axe.commons.table; |
| var badCells = []; |
| var cells = tableUtils.getAllCells(node); |
| cells.forEach(function(cell) { |
| if (axe.commons.dom.hasContent(cell) && tableUtils.isDataCell(cell) && !axe.commons.aria.label(cell)) { |
| var hasHeaders = tableUtils.getHeaders(cell); |
| hasHeaders = hasHeaders.reduce(function(hasHeaders, header) { |
| return hasHeaders || header !== null && !!axe.commons.dom.hasContent(header); |
| }, false); |
| if (!hasHeaders) { |
| badCells.push(cell); |
| } |
| } |
| }); |
| if (badCells.length) { |
| this.relatedNodes(badCells); |
| return false; |
| } |
| return true; |
| } |
| }, { |
| id: 'td-headers-attr', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var cells = []; |
| for (var rowIndex = 0, rowLength = node.rows.length; rowIndex < rowLength; rowIndex++) { |
| var row = node.rows[rowIndex]; |
| for (var cellIndex = 0, cellLength = row.cells.length; cellIndex < cellLength; cellIndex++) { |
| cells.push(row.cells[cellIndex]); |
| } |
| } |
| var ids = cells.reduce(function(ids, cell) { |
| if (cell.getAttribute('id')) { |
| ids.push(cell.getAttribute('id')); |
| } |
| return ids; |
| }, []); |
| var badCells = cells.reduce(function(badCells, cell) { |
| var isSelf, notOfTable; |
| var headers = (cell.getAttribute('headers') || '').split(/\s/).reduce(function(headers, header) { |
| header = header.trim(); |
| if (header) { |
| headers.push(header); |
| } |
| return headers; |
| }, []); |
| if (headers.length !== 0) { |
| if (cell.getAttribute('id')) { |
| isSelf = headers.indexOf(cell.getAttribute('id').trim()) !== -1; |
| } |
| notOfTable = headers.reduce(function(fail, header) { |
| return fail || ids.indexOf(header) === -1; |
| }, false); |
| if (isSelf || notOfTable) { |
| badCells.push(cell); |
| } |
| } |
| return badCells; |
| }, []); |
| if (badCells.length > 0) { |
| this.relatedNodes(badCells); |
| return false; |
| } else { |
| return true; |
| } |
| } |
| }, { |
| id: 'th-has-data-cells', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var tableUtils = axe.commons.table; |
| var cells = tableUtils.getAllCells(node); |
| var checkResult = this; |
| var reffedHeaders = []; |
| cells.forEach(function(cell) { |
| var headers = cell.getAttribute('headers'); |
| if (headers) { |
| reffedHeaders = reffedHeaders.concat(headers.split(/\s+/)); |
| } |
| var ariaLabel = cell.getAttribute('aria-labelledby'); |
| if (ariaLabel) { |
| reffedHeaders = reffedHeaders.concat(ariaLabel.split(/\s+/)); |
| } |
| }); |
| var headers = cells.filter(function(cell) { |
| if (axe.commons.text.sanitize(cell.textContent) === '') { |
| return false; |
| } |
| return cell.nodeName.toUpperCase() === 'TH' || [ 'rowheader', 'columnheader' ].indexOf(cell.getAttribute('role')) !== -1; |
| }); |
| var tableGrid = tableUtils.toGrid(node); |
| var out = headers.reduce(function(res, header) { |
| if (header.getAttribute('id') && reffedHeaders.includes(header.getAttribute('id'))) { |
| return !res ? res : true; |
| } |
| var hasCell = false; |
| var pos = tableUtils.getCellPosition(header, tableGrid); |
| if (tableUtils.isColumnHeader(header)) { |
| hasCell = tableUtils.traverse('down', pos, tableGrid).reduce(function(out, cell) { |
| return out || axe.commons.dom.hasContent(cell) && !tableUtils.isColumnHeader(cell); |
| }, false); |
| } |
| if (!hasCell && tableUtils.isRowHeader(header)) { |
| hasCell = tableUtils.traverse('right', pos, tableGrid).reduce(function(out, cell) { |
| return out || axe.commons.dom.hasContent(cell) && !tableUtils.isRowHeader(cell); |
| }, false); |
| } |
| if (!hasCell) { |
| checkResult.relatedNodes(header); |
| } |
| return res && hasCell; |
| }, true); |
| return out ? true : undefined; |
| } |
| }, { |
| id: 'hidden-content', |
| evaluate: function evaluate(node, options, virtualNode) { |
| var whitelist = [ 'SCRIPT', 'HEAD', 'TITLE', 'NOSCRIPT', 'STYLE', 'TEMPLATE' ]; |
| if (!whitelist.includes(node.tagName.toUpperCase()) && axe.commons.dom.hasContent(virtualNode)) { |
| var styles = window.getComputedStyle(node); |
| if (styles.getPropertyValue('display') === 'none') { |
| return undefined; |
| } else if (styles.getPropertyValue('visibility') === 'hidden') { |
| var parent = axe.commons.dom.getComposedParent(node); |
| var parentStyle = parent && window.getComputedStyle(parent); |
| if (!parentStyle || parentStyle.getPropertyValue('visibility') !== 'hidden') { |
| return undefined; |
| } |
| } |
| } |
| return true; |
| } |
| } ], |
| commons: function() { |
| var commons = {}; |
| var aria = commons.aria = {}, lookupTables = aria._lut = {}; |
| lookupTables.attributes = { |
| 'aria-activedescendant': { |
| type: 'idref' |
| }, |
| 'aria-atomic': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-autocomplete': { |
| type: 'nmtoken', |
| values: [ 'inline', 'list', 'both', 'none' ] |
| }, |
| 'aria-busy': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-checked': { |
| type: 'nmtoken', |
| values: [ 'true', 'false', 'mixed', 'undefined' ] |
| }, |
| 'aria-colcount': { |
| type: 'int' |
| }, |
| 'aria-colindex': { |
| type: 'int' |
| }, |
| 'aria-colspan': { |
| type: 'int' |
| }, |
| 'aria-controls': { |
| type: 'idrefs' |
| }, |
| 'aria-current': { |
| type: 'nmtoken', |
| values: [ 'page', 'step', 'location', 'date', 'time', 'true', 'false' ] |
| }, |
| 'aria-describedby': { |
| type: 'idrefs' |
| }, |
| 'aria-disabled': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-dropeffect': { |
| type: 'nmtokens', |
| values: [ 'copy', 'move', 'reference', 'execute', 'popup', 'none' ] |
| }, |
| 'aria-expanded': { |
| type: 'nmtoken', |
| values: [ 'true', 'false', 'undefined' ] |
| }, |
| 'aria-flowto': { |
| type: 'idrefs' |
| }, |
| 'aria-grabbed': { |
| type: 'nmtoken', |
| values: [ 'true', 'false', 'undefined' ] |
| }, |
| 'aria-haspopup': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-hidden': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-invalid': { |
| type: 'nmtoken', |
| values: [ 'true', 'false', 'spelling', 'grammar' ] |
| }, |
| 'aria-label': { |
| type: 'string' |
| }, |
| 'aria-labelledby': { |
| type: 'idrefs' |
| }, |
| 'aria-level': { |
| type: 'int' |
| }, |
| 'aria-live': { |
| type: 'nmtoken', |
| values: [ 'off', 'polite', 'assertive' ] |
| }, |
| 'aria-multiline': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-multiselectable': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-orientation': { |
| type: 'nmtoken', |
| values: [ 'horizontal', 'vertical' ] |
| }, |
| 'aria-owns': { |
| type: 'idrefs' |
| }, |
| 'aria-posinset': { |
| type: 'int' |
| }, |
| 'aria-pressed': { |
| type: 'nmtoken', |
| values: [ 'true', 'false', 'mixed', 'undefined' ] |
| }, |
| 'aria-readonly': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-relevant': { |
| type: 'nmtokens', |
| values: [ 'additions', 'removals', 'text', 'all' ] |
| }, |
| 'aria-required': { |
| type: 'boolean', |
| values: [ 'true', 'false' ] |
| }, |
| 'aria-rowcount': { |
| type: 'int' |
| }, |
| 'aria-rowindex': { |
| type: 'int' |
| }, |
| 'aria-rowspan': { |
| type: 'int' |
| }, |
| 'aria-selected': { |
| type: 'nmtoken', |
| values: [ 'true', 'false', 'undefined' ] |
| }, |
| 'aria-setsize': { |
| type: 'int' |
| }, |
| 'aria-sort': { |
| type: 'nmtoken', |
| values: [ 'ascending', 'descending', 'other', 'none' ] |
| }, |
| 'aria-valuemax': { |
| type: 'decimal' |
| }, |
| 'aria-valuemin': { |
| type: 'decimal' |
| }, |
| 'aria-valuenow': { |
| type: 'decimal' |
| }, |
| 'aria-valuetext': { |
| type: 'string' |
| } |
| }; |
| lookupTables.globalAttributes = [ 'aria-atomic', 'aria-busy', 'aria-controls', 'aria-current', 'aria-describedby', 'aria-disabled', 'aria-dropeffect', 'aria-flowto', 'aria-grabbed', 'aria-haspopup', 'aria-hidden', 'aria-invalid', 'aria-label', 'aria-labelledby', 'aria-live', 'aria-owns', 'aria-relevant' ]; |
| lookupTables.role = { |
| alert: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| alertdialog: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| application: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| article: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'article' ] |
| }, |
| banner: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'header' ] |
| }, |
| button: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded', 'aria-pressed' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null, |
| implicit: [ 'button', 'input[type="button"]', 'input[type="image"]', 'input[type="reset"]', 'input[type="submit"]', 'summary' ] |
| }, |
| cell: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-colindex', 'aria-colspan', 'aria-rowindex', 'aria-rowspan' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'row' ], |
| implicit: [ 'td', 'th' ] |
| }, |
| checkbox: { |
| type: 'widget', |
| attributes: { |
| required: [ 'aria-checked' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null, |
| implicit: [ 'input[type="checkbox"]' ] |
| }, |
| columnheader: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded', 'aria-sort', 'aria-readonly', 'aria-selected', 'aria-required' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'row' ], |
| implicit: [ 'th' ] |
| }, |
| combobox: { |
| type: 'composite', |
| attributes: { |
| required: [ 'aria-expanded' ], |
| allowed: [ 'aria-autocomplete', 'aria-required', 'aria-activedescendant' ] |
| }, |
| owned: { |
| all: [ 'listbox', 'textbox' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| command: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| }, |
| complementary: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'aside' ] |
| }, |
| composite: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| }, |
| contentinfo: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'footer' ] |
| }, |
| definition: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'dd' ] |
| }, |
| dialog: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'dialog' ] |
| }, |
| directory: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null |
| }, |
| document: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'body' ] |
| }, |
| form: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'form' ] |
| }, |
| grid: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-level', 'aria-multiselectable', 'aria-readonly', 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: { |
| one: [ 'rowgroup', 'row' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'table' ] |
| }, |
| gridcell: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-selected', 'aria-readonly', 'aria-expanded', 'aria-required' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'row' ], |
| implicit: [ 'td', 'th' ] |
| }, |
| group: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'details', 'optgroup' ] |
| }, |
| heading: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-level', 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null, |
| implicit: [ 'h1', 'h2', 'h3', 'h4', 'h5', 'h6' ] |
| }, |
| img: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'img' ] |
| }, |
| input: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| }, |
| landmark: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| }, |
| link: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null, |
| implicit: [ 'a[href]' ] |
| }, |
| list: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: { |
| all: [ 'listitem' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'ol', 'ul', 'dl' ] |
| }, |
| listbox: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-multiselectable', 'aria-required', 'aria-expanded' ] |
| }, |
| owned: { |
| all: [ 'option' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'select' ] |
| }, |
| listitem: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-level', 'aria-posinset', 'aria-setsize', 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'list' ], |
| implicit: [ 'li', 'dt' ] |
| }, |
| log: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| main: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'main' ] |
| }, |
| marquee: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| math: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'math' ] |
| }, |
| menu: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: { |
| one: [ 'menuitem', 'menuitemradio', 'menuitemcheckbox' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'menu[type="context"]' ] |
| }, |
| menubar: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| menuitem: { |
| type: 'widget', |
| attributes: null, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'menu', 'menubar' ], |
| implicit: [ 'menuitem[type="command"]' ] |
| }, |
| menuitemcheckbox: { |
| type: 'widget', |
| attributes: { |
| required: [ 'aria-checked' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'menu', 'menubar' ], |
| implicit: [ 'menuitem[type="checkbox"]' ] |
| }, |
| menuitemradio: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-selected', 'aria-posinset', 'aria-setsize' ], |
| required: [ 'aria-checked' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'menu', 'menubar' ], |
| implicit: [ 'menuitem[type="radio"]' ] |
| }, |
| navigation: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'nav' ] |
| }, |
| none: { |
| type: 'structure', |
| attributes: null, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| note: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| option: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-selected', 'aria-posinset', 'aria-setsize', 'aria-checked' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'listbox' ], |
| implicit: [ 'option' ] |
| }, |
| presentation: { |
| type: 'structure', |
| attributes: null, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| progressbar: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-valuetext', 'aria-valuenow', 'aria-valuemax', 'aria-valuemin' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'progress' ] |
| }, |
| radio: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-selected', 'aria-posinset', 'aria-setsize' ], |
| required: [ 'aria-checked' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null, |
| implicit: [ 'input[type="radio"]' ] |
| }, |
| radiogroup: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-required', 'aria-expanded' ] |
| }, |
| owned: { |
| all: [ 'radio' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| range: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| }, |
| region: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'section' ] |
| }, |
| roletype: { |
| type: 'abstract' |
| }, |
| row: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-level', 'aria-selected', 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: { |
| one: [ 'cell', 'columnheader', 'rowheader', 'gridcell' ] |
| }, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'rowgroup', 'grid', 'treegrid', 'table' ], |
| implicit: [ 'tr' ] |
| }, |
| rowgroup: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: { |
| all: [ 'row' ] |
| }, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'grid', 'table' ], |
| implicit: [ 'tbody', 'thead', 'tfoot' ] |
| }, |
| rowheader: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-sort', 'aria-required', 'aria-readonly', 'aria-expanded', 'aria-selected' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'row' ], |
| implicit: [ 'th' ] |
| }, |
| scrollbar: { |
| type: 'widget', |
| attributes: { |
| required: [ 'aria-controls', 'aria-orientation', 'aria-valuenow', 'aria-valuemax', 'aria-valuemin' ], |
| allowed: [ 'aria-valuetext' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| search: { |
| type: 'landmark', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| searchbox: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-autocomplete', 'aria-multiline', 'aria-readonly', 'aria-required' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'input[type="search"]' ] |
| }, |
| section: { |
| nameFrom: [ 'author', 'contents' ], |
| type: 'abstract' |
| }, |
| sectionhead: { |
| nameFrom: [ 'author', 'contents' ], |
| type: 'abstract' |
| }, |
| select: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| }, |
| separator: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-expanded', 'aria-orientation' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'hr' ] |
| }, |
| slider: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-valuetext', 'aria-orientation' ], |
| required: [ 'aria-valuenow', 'aria-valuemax', 'aria-valuemin' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'input[type="range"]' ] |
| }, |
| spinbutton: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-valuetext', 'aria-required' ], |
| required: [ 'aria-valuenow', 'aria-valuemax', 'aria-valuemin' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'input[type="number"]' ] |
| }, |
| status: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'output' ] |
| }, |
| structure: { |
| type: 'abstract' |
| }, |
| switch: { |
| type: 'widget', |
| attributes: { |
| required: [ 'aria-checked' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null |
| }, |
| tab: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-selected', 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'tablist' ] |
| }, |
| table: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-colcount', 'aria-rowcount' ] |
| }, |
| owned: { |
| one: [ 'rowgroup', 'row' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'table' ] |
| }, |
| tablist: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-level', 'aria-multiselectable' ] |
| }, |
| owned: { |
| all: [ 'tab' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| tabpanel: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| text: { |
| type: 'structure', |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null |
| }, |
| textbox: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-autocomplete', 'aria-multiline', 'aria-readonly', 'aria-required' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'input[type="text"]', 'input[type="email"]', 'input[type="password"]', 'input[type="tel"]', 'input[type="url"]', 'input:not([type])', 'textarea' ] |
| }, |
| timer: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| toolbar: { |
| type: 'structure', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author' ], |
| context: null, |
| implicit: [ 'menu[type="toolbar"]' ] |
| }, |
| tooltip: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-expanded' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: null |
| }, |
| tree: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-multiselectable', 'aria-required', 'aria-expanded' ] |
| }, |
| owned: { |
| all: [ 'treeitem' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| treegrid: { |
| type: 'composite', |
| attributes: { |
| allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-level', 'aria-multiselectable', 'aria-readonly', 'aria-required' ] |
| }, |
| owned: { |
| all: [ 'treeitem' ] |
| }, |
| nameFrom: [ 'author' ], |
| context: null |
| }, |
| treeitem: { |
| type: 'widget', |
| attributes: { |
| allowed: [ 'aria-checked', 'aria-selected', 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-setsize' ] |
| }, |
| owned: null, |
| nameFrom: [ 'author', 'contents' ], |
| context: [ 'treegrid', 'tree' ] |
| }, |
| widget: { |
| type: 'abstract' |
| }, |
| window: { |
| nameFrom: [ 'author' ], |
| type: 'abstract' |
| } |
| }; |
| var color = {}; |
| commons.color = color; |
| var dom = commons.dom = {}; |
| var table = commons.table = {}; |
| var text = commons.text = {}; |
| var utils = commons.utils = axe.utils; |
| aria.requiredAttr = function(role) { |
| 'use strict'; |
| var roles = lookupTables.role[role], attr = roles && roles.attributes && roles.attributes.required; |
| return attr || []; |
| }; |
| aria.allowedAttr = function(role) { |
| 'use strict'; |
| var roles = lookupTables.role[role], attr = roles && roles.attributes && roles.attributes.allowed || [], requiredAttr = roles && roles.attributes && roles.attributes.required || []; |
| return attr.concat(lookupTables.globalAttributes).concat(requiredAttr); |
| }; |
| aria.validateAttr = function(att) { |
| 'use strict'; |
| return !!lookupTables.attributes[att]; |
| }; |
| aria.validateAttrValue = function(node, attr) { |
| 'use strict'; |
| var matches, list, value = node.getAttribute(attr), attrInfo = lookupTables.attributes[attr]; |
| var doc = dom.getRootNode(node); |
| if (!attrInfo) { |
| return true; |
| } |
| switch (attrInfo.type) { |
| case 'boolean': |
| case 'nmtoken': |
| return typeof value === 'string' && attrInfo.values.indexOf(value.toLowerCase()) !== -1; |
| |
| case 'nmtokens': |
| list = axe.utils.tokenList(value); |
| return list.reduce(function(result, token) { |
| return result && attrInfo.values.indexOf(token) !== -1; |
| }, list.length !== 0); |
| |
| case 'idref': |
| return !!(value && doc.getElementById(value)); |
| |
| case 'idrefs': |
| list = axe.utils.tokenList(value); |
| return list.reduce(function(result, token) { |
| return !!(result && doc.getElementById(token)); |
| }, list.length !== 0); |
| |
| case 'string': |
| return true; |
| |
| case 'decimal': |
| matches = value.match(/^[-+]?([0-9]*)\.?([0-9]*)$/); |
| return !!(matches && (matches[1] || matches[2])); |
| |
| case 'int': |
| return /^[-+]?[0-9]+$/.test(value); |
| } |
| }; |
| aria.label = function(node) { |
| var ref, candidate; |
| if (node.actualNode instanceof Node === false) { |
| node = axe.utils.getNodeFromTree(axe._tree[0], node); |
| } |
| if (node.actualNode.getAttribute('aria-labelledby')) { |
| ref = dom.idrefs(node.actualNode, 'aria-labelledby'); |
| candidate = ref.map(function(thing) { |
| var vNode = axe.utils.getNodeFromTree(axe._tree[0], thing); |
| return vNode ? text.visible(vNode, true) : ''; |
| }).join(' ').trim(); |
| if (candidate) { |
| return candidate; |
| } |
| } |
| candidate = node.actualNode.getAttribute('aria-label'); |
| if (candidate) { |
| candidate = text.sanitize(candidate).trim(); |
| if (candidate) { |
| return candidate; |
| } |
| } |
| return null; |
| }; |
| aria.isValidRole = function(role) { |
| 'use strict'; |
| if (lookupTables.role[role]) { |
| return true; |
| } |
| return false; |
| }; |
| aria.getRolesWithNameFromContents = function() { |
| return Object.keys(lookupTables.role).filter(function(r) { |
| return lookupTables.role[r].nameFrom && lookupTables.role[r].nameFrom.indexOf('contents') !== -1; |
| }); |
| }; |
| aria.getRolesByType = function(roleType) { |
| return Object.keys(lookupTables.role).filter(function(r) { |
| return lookupTables.role[r].type === roleType; |
| }); |
| }; |
| aria.getRoleType = function(role) { |
| var r = lookupTables.role[role]; |
| return r && r.type || null; |
| }; |
| aria.requiredOwned = function(role) { |
| 'use strict'; |
| var owned = null, roles = lookupTables.role[role]; |
| if (roles) { |
| owned = axe.utils.clone(roles.owned); |
| } |
| return owned; |
| }; |
| aria.requiredContext = function(role) { |
| 'use strict'; |
| var context = null, roles = lookupTables.role[role]; |
| if (roles) { |
| context = axe.utils.clone(roles.context); |
| } |
| return context; |
| }; |
| aria.implicitNodes = function(role) { |
| 'use strict'; |
| var implicit = null, roles = lookupTables.role[role]; |
| if (roles && roles.implicit) { |
| implicit = axe.utils.clone(roles.implicit); |
| } |
| return implicit; |
| }; |
| aria.implicitRole = function(node) { |
| 'use strict'; |
| var isValidImplicitRole = function isValidImplicitRole(set, role) { |
| var validForNodeType = function validForNodeType(implicitNodeTypeSelector) { |
| return axe.utils.matchesSelector(node, implicitNodeTypeSelector); |
| }; |
| if (role.implicit && role.implicit.some(validForNodeType)) { |
| set.push(role.name); |
| } |
| return set; |
| }; |
| var sortRolesByOptimalAriaContext = function sortRolesByOptimalAriaContext(roles, ariaAttributes) { |
| var getScore = function getScore(role) { |
| var allowedAriaAttributes = aria.allowedAttr(role); |
| return allowedAriaAttributes.reduce(function(score, attribute) { |
| return score + (ariaAttributes.indexOf(attribute) > -1 ? 1 : 0); |
| }, 0); |
| }; |
| var scored = roles.map(function(role) { |
| return { |
| score: getScore(role), |
| name: role |
| }; |
| }); |
| var sorted = scored.sort(function(scoredRoleA, scoredRoleB) { |
| return scoredRoleB.score - scoredRoleA.score; |
| }); |
| return sorted.map(function(sortedRole) { |
| return sortedRole.name; |
| }); |
| }; |
| var roles = Object.keys(lookupTables.role).map(function(role) { |
| var lookup = lookupTables.role[role]; |
| return { |
| name: role, |
| implicit: lookup && lookup.implicit |
| }; |
| }); |
| var availableImplicitRoles = roles.reduce(isValidImplicitRole, []); |
| if (!availableImplicitRoles.length) { |
| return null; |
| } |
| var nodeAttributes = node.attributes; |
| var ariaAttributes = []; |
| for (var i = 0, j = nodeAttributes.length; i < j; i++) { |
| var attr = nodeAttributes[i]; |
| if (attr.name.match(/^aria-/)) { |
| ariaAttributes.push(attr.name); |
| } |
| } |
| return sortRolesByOptimalAriaContext(availableImplicitRoles, ariaAttributes).shift(); |
| }; |
| color.Color = function(red, green, blue, alpha) { |
| this.red = red; |
| this.green = green; |
| this.blue = blue; |
| this.alpha = alpha; |
| this.toHexString = function() { |
| var redString = Math.round(this.red).toString(16); |
| var greenString = Math.round(this.green).toString(16); |
| var blueString = Math.round(this.blue).toString(16); |
| return '#' + (this.red > 15.5 ? redString : '0' + redString) + (this.green > 15.5 ? greenString : '0' + greenString) + (this.blue > 15.5 ? blueString : '0' + blueString); |
| }; |
| var rgbRegex = /^rgb\((\d+), (\d+), (\d+)\)$/; |
| var rgbaRegex = /^rgba\((\d+), (\d+), (\d+), (\d*(\.\d+)?)\)/; |
| this.parseRgbString = function(colorString) { |
| if (colorString === 'transparent') { |
| this.red = 0; |
| this.green = 0; |
| this.blue = 0; |
| this.alpha = 0; |
| return; |
| } |
| var match = colorString.match(rgbRegex); |
| if (match) { |
| this.red = parseInt(match[1], 10); |
| this.green = parseInt(match[2], 10); |
| this.blue = parseInt(match[3], 10); |
| this.alpha = 1; |
| return; |
| } |
| match = colorString.match(rgbaRegex); |
| if (match) { |
| this.red = parseInt(match[1], 10); |
| this.green = parseInt(match[2], 10); |
| this.blue = parseInt(match[3], 10); |
| this.alpha = parseFloat(match[4]); |
| return; |
| } |
| }; |
| this.getRelativeLuminance = function() { |
| var rSRGB = this.red / 255; |
| var gSRGB = this.green / 255; |
| var bSRGB = this.blue / 255; |
| var r = rSRGB <= .03928 ? rSRGB / 12.92 : Math.pow((rSRGB + .055) / 1.055, 2.4); |
| var g = gSRGB <= .03928 ? gSRGB / 12.92 : Math.pow((gSRGB + .055) / 1.055, 2.4); |
| var b = bSRGB <= .03928 ? bSRGB / 12.92 : Math.pow((bSRGB + .055) / 1.055, 2.4); |
| return .2126 * r + .7152 * g + .0722 * b; |
| }; |
| }; |
| color.flattenColors = function(fgColor, bgColor) { |
| var alpha = fgColor.alpha; |
| var r = (1 - alpha) * bgColor.red + alpha * fgColor.red; |
| var g = (1 - alpha) * bgColor.green + alpha * fgColor.green; |
| var b = (1 - alpha) * bgColor.blue + alpha * fgColor.blue; |
| var a = fgColor.alpha + bgColor.alpha * (1 - fgColor.alpha); |
| return new color.Color(r, g, b, a); |
| }; |
| color.getContrast = function(bgColor, fgColor) { |
| if (!fgColor || !bgColor) { |
| return null; |
| } |
| if (fgColor.alpha < 1) { |
| fgColor = color.flattenColors(fgColor, bgColor); |
| } |
| var bL = bgColor.getRelativeLuminance(); |
| var fL = fgColor.getRelativeLuminance(); |
| return (Math.max(fL, bL) + .05) / (Math.min(fL, bL) + .05); |
| }; |
| color.hasValidContrastRatio = function(bg, fg, fontSize, isBold) { |
| var contrast = color.getContrast(bg, fg); |
| var isSmallFont = isBold && Math.ceil(fontSize * 72) / 96 < 14 || !isBold && Math.ceil(fontSize * 72) / 96 < 18; |
| return { |
| isValid: isSmallFont && contrast >= 4.5 || !isSmallFont && contrast >= 3, |
| contrastRatio: contrast |
| }; |
| }; |
| function _getFonts(style) { |
| return style.getPropertyValue('font-family').split(/[,;]/g).map(function(font) { |
| return font.trim().toLowerCase(); |
| }); |
| } |
| function elementIsDistinct(node, ancestorNode) { |
| var nodeStyle = window.getComputedStyle(node); |
| if (nodeStyle.getPropertyValue('background-image') !== 'none') { |
| return true; |
| } |
| var hasBorder = [ 'border-bottom', 'border-top', 'outline' ].reduce(function(result, edge) { |
| var borderClr = new color.Color(); |
| borderClr.parseRgbString(nodeStyle.getPropertyValue(edge + '-color')); |
| return result || nodeStyle.getPropertyValue(edge + '-style') !== 'none' && parseFloat(nodeStyle.getPropertyValue(edge + '-width')) > 0 && borderClr.alpha !== 0; |
| }, false); |
| if (hasBorder) { |
| return true; |
| } |
| var parentStyle = window.getComputedStyle(ancestorNode); |
| if (_getFonts(nodeStyle)[0] !== _getFonts(parentStyle)[0]) { |
| return true; |
| } |
| var hasStyle = [ 'text-decoration-line', 'text-decoration-style', 'font-weight', 'font-style', 'font-size' ].reduce(function(result, cssProp) { |
| return result || nodeStyle.getPropertyValue(cssProp) !== parentStyle.getPropertyValue(cssProp); |
| }, false); |
| var tDec = nodeStyle.getPropertyValue('text-decoration'); |
| if (tDec.split(' ').length < 3) { |
| hasStyle = hasStyle || tDec !== parentStyle.getPropertyValue('text-decoration'); |
| } |
| return hasStyle; |
| } |
| color.elementIsDistinct = elementIsDistinct; |
| var graphicNodes = [ 'IMG', 'CANVAS', 'OBJECT', 'IFRAME', 'VIDEO', 'SVG' ]; |
| function elmHasImage(elm, style) { |
| var nodeName = elm.nodeName.toUpperCase(); |
| if (graphicNodes.includes(nodeName)) { |
| axe.commons.color.incompleteData.set('bgColor', 'imgNode'); |
| return true; |
| } |
| style = style || window.getComputedStyle(elm); |
| var bgImageStyle = style.getPropertyValue('background-image'); |
| var hasBgImage = bgImageStyle !== 'none'; |
| if (hasBgImage) { |
| var hasGradient = /gradient/.test(bgImageStyle); |
| axe.commons.color.incompleteData.set('bgColor', hasGradient ? 'bgGradient' : 'bgImage'); |
| } |
| return hasBgImage; |
| } |
| function getBgColor(elm, elmStyle) { |
| elmStyle = elmStyle || window.getComputedStyle(elm); |
| var bgColor = new color.Color(); |
| bgColor.parseRgbString(elmStyle.getPropertyValue('background-color')); |
| if (bgColor.alpha !== 0) { |
| var opacity = elmStyle.getPropertyValue('opacity'); |
| bgColor.alpha = bgColor.alpha * opacity; |
| } |
| return bgColor; |
| } |
| function contentOverlapping(targetElement, bgNode) { |
| var targetRect = targetElement.getClientRects()[0]; |
| var obscuringElements = document.elementsFromPoint(targetRect.left, targetRect.top); |
| if (obscuringElements) { |
| for (var i = 0; i < obscuringElements.length; i++) { |
| if (obscuringElements[i] !== targetElement && obscuringElements[i] === bgNode) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| function calculateObscuringAlpha(elmIndex, elmStack, originalElm) { |
| var totalAlpha = 0; |
| if (elmIndex > 0) { |
| for (var i = elmIndex - 1; i >= 0; i--) { |
| var bgElm = elmStack[i]; |
| var bgElmStyle = window.getComputedStyle(bgElm); |
| var bgColor = getBgColor(bgElm, bgElmStyle); |
| if (bgColor.alpha && contentOverlapping(originalElm, bgElm)) { |
| totalAlpha += bgColor.alpha; |
| } else { |
| elmStack.splice(i, 1); |
| } |
| } |
| } |
| return totalAlpha; |
| } |
| function elmPartiallyObscured(elm, bgElm, bgColor) { |
| var obscured = elm !== bgElm && !dom.visuallyContains(elm, bgElm) && bgColor.alpha !== 0; |
| if (obscured) { |
| axe.commons.color.incompleteData.set('bgColor', 'elmPartiallyObscured'); |
| } |
| return obscured; |
| } |
| function includeMissingElements(elmStack, elm) { |
| var elementMap = { |
| TD: 'TR', |
| INPUT: 'LABEL' |
| }; |
| var tagArray = elmStack.map(function(elm) { |
| return elm.tagName; |
| }); |
| var bgNodes = elmStack; |
| for (var candidate in elementMap) { |
| if (elementMap.hasOwnProperty(candidate)) { |
| if (elm.tagName === candidate) { |
| var ancestorMatch = axe.commons.dom.findUp(elm, elementMap[candidate]); |
| if (ancestorMatch && elmStack.indexOf(ancestorMatch) === -1) { |
| var overlaps = axe.commons.dom.visuallyOverlaps(elm.getBoundingClientRect(), ancestorMatch); |
| if (overlaps) { |
| bgNodes.splice(elmStack.indexOf(elm) + 1, 0, ancestorMatch); |
| } |
| } |
| } |
| if (elm.tagName === elementMap[candidate] && tagArray.indexOf(elm.tagName) === -1) { |
| bgNodes.splice(tagArray.indexOf(candidate) + 1, 0, elm); |
| } |
| } |
| } |
| return bgNodes; |
| } |
| function sortPageBackground(elmStack) { |
| var bodyIndex = elmStack.indexOf(document.body); |
| var bgNodes = elmStack; |
| if (bodyIndex > 1 && !elmHasImage(document.documentElement) && getBgColor(document.documentElement).alpha === 0) { |
| bgNodes.splice(bodyIndex, 1); |
| bgNodes.splice(elmStack.indexOf(document.documentElement), 1); |
| bgNodes.push(document.body); |
| } |
| return bgNodes; |
| } |
| color.getBackgroundStack = function(elm) { |
| var rect = elm.getBoundingClientRect(); |
| var x = void 0, y = void 0; |
| if (rect.left > window.innerWidth) { |
| return; |
| } |
| if (rect.top > window.innerHeight) { |
| return; |
| } |
| x = Math.min(Math.ceil(rect.left + rect.width / 2), window.innerWidth - 1); |
| y = Math.min(Math.ceil(rect.top + rect.height / 2), window.innerHeight - 1); |
| var elmStack = document.elementsFromPoint(x, y); |
| elmStack = includeMissingElements(elmStack, elm); |
| elmStack = dom.reduceToElementsBelowFloating(elmStack, elm); |
| elmStack = sortPageBackground(elmStack); |
| var elmIndex = elmStack.indexOf(elm); |
| if (calculateObscuringAlpha(elmIndex, elmStack, elm) >= .99) { |
| axe.commons.color.incompleteData.set('bgColor', 'bgOverlap'); |
| return null; |
| } |
| return elmIndex !== -1 ? elmStack : null; |
| }; |
| color.getBackgroundColor = function(elm) { |
| var bgElms = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; |
| var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; |
| if (noScroll !== true) { |
| var alignToTop = elm.clientHeight - 2 >= window.innerHeight * 2; |
| elm.scrollIntoView(alignToTop); |
| } |
| var bgColors = []; |
| var elmStack = color.getBackgroundStack(elm); |
| (elmStack || []).some(function(bgElm) { |
| var bgElmStyle = window.getComputedStyle(bgElm); |
| var bgColor = getBgColor(bgElm, bgElmStyle); |
| if (elmPartiallyObscured(elm, bgElm, bgColor) || elmHasImage(bgElm, bgElmStyle)) { |
| bgColors = null; |
| bgElms.push(bgElm); |
| return true; |
| } |
| if (bgColor.alpha !== 0) { |
| bgElms.push(bgElm); |
| bgColors.push(bgColor); |
| return bgColor.alpha === 1; |
| } else { |
| return false; |
| } |
| }); |
| if (bgColors !== null && elmStack !== null) { |
| bgColors.push(new color.Color(255, 255, 255, 1)); |
| var colors = bgColors.reduce(color.flattenColors); |
| return colors; |
| } |
| return null; |
| }; |
| dom.isOpaque = function(node) { |
| var style = window.getComputedStyle(node); |
| return elmHasImage(node, style) || getBgColor(node, style).alpha === 1; |
| }; |
| color.getForegroundColor = function(node, noScroll) { |
| var nodeStyle = window.getComputedStyle(node); |
| var fgColor = new color.Color(); |
| fgColor.parseRgbString(nodeStyle.getPropertyValue('color')); |
| var opacity = nodeStyle.getPropertyValue('opacity'); |
| fgColor.alpha = fgColor.alpha * opacity; |
| if (fgColor.alpha === 1) { |
| return fgColor; |
| } |
| var bgColor = color.getBackgroundColor(node, [], noScroll); |
| if (bgColor === null) { |
| var reason = axe.commons.color.incompleteData.get('bgColor'); |
| axe.commons.color.incompleteData.set('fgColor', reason); |
| return null; |
| } |
| return color.flattenColors(fgColor, bgColor); |
| }; |
| color.incompleteData = function() { |
| var data = {}; |
| return { |
| set: function set(key, reason) { |
| if (typeof key !== 'string') { |
| throw new Error('Incomplete data: key must be a string'); |
| } |
| if (reason) { |
| data[key] = reason; |
| } |
| return data[key]; |
| }, |
| get: function get(key) { |
| return data[key]; |
| }, |
| clear: function clear() { |
| data = {}; |
| } |
| }; |
| }(); |
| dom.reduceToElementsBelowFloating = function(elements, targetNode) { |
| var floatingPositions = [ 'fixed', 'sticky' ], finalElements = [], targetFound = false, index, currentNode, style; |
| for (index = 0; index < elements.length; ++index) { |
| currentNode = elements[index]; |
| if (currentNode === targetNode) { |
| targetFound = true; |
| } |
| style = window.getComputedStyle(currentNode); |
| if (!targetFound && floatingPositions.indexOf(style.position) !== -1) { |
| finalElements = []; |
| continue; |
| } |
| finalElements.push(currentNode); |
| } |
| return finalElements; |
| }; |
| dom.findElmsInContext = function(_ref8) { |
| var context = _ref8.context, value = _ref8.value, attr = _ref8.attr, _ref8$elm = _ref8.elm, elm = _ref8$elm === undefined ? '' : _ref8$elm; |
| var root = void 0; |
| context = context.actualNode || context; |
| var escapedValue = axe.utils.escapeSelector(value); |
| if (context.nodeType === 9 || context.nodeType === 11) { |
| root = context; |
| } else { |
| root = dom.getRootNode(context); |
| } |
| return Array.from(root.querySelectorAll(elm + '[' + attr + '=' + escapedValue + ']')); |
| }; |
| dom.findUp = function(element, target) { |
| var doc = void 0, matches = void 0, parent = element; |
| do { |
| parent = parent.assignedSlot ? parent.assignedSlot : parent.parentNode; |
| if (parent && parent.nodeType === 11) { |
| matches = null; |
| parent = parent.host; |
| } |
| if (!matches) { |
| doc = axe.commons.dom.getRootNode(parent); |
| matches = doc.querySelectorAll(target); |
| matches = axe.utils.toArray(matches); |
| if (doc === document && !matches.length) { |
| return null; |
| } |
| } |
| } while (parent && !matches.includes(parent)); |
| return parent; |
| }; |
| dom.getComposedParent = function getComposedParent(element) { |
| if (element.assignedSlot) { |
| return getComposedParent(element.assignedSlot); |
| } else if (element.parentNode) { |
| var parentNode = element.parentNode; |
| if (parentNode.nodeType === 1) { |
| return parentNode; |
| } else if (parentNode.host) { |
| return parentNode.host; |
| } |
| } |
| return null; |
| }; |
| dom.getElementByReference = function(node, attr) { |
| var fragment = node.getAttribute(attr); |
| if (fragment && fragment.charAt(0) === '#') { |
| fragment = fragment.substring(1); |
| var candidate = document.getElementById(fragment); |
| if (candidate) { |
| return candidate; |
| } |
| candidate = document.getElementsByName(fragment); |
| if (candidate.length) { |
| return candidate[0]; |
| } |
| } |
| return null; |
| }; |
| dom.getElementCoordinates = function(element) { |
| 'use strict'; |
| var scrollOffset = dom.getScrollOffset(document), xOffset = scrollOffset.left, yOffset = scrollOffset.top, coords = element.getBoundingClientRect(); |
| return { |
| top: coords.top + yOffset, |
| right: coords.right + xOffset, |
| bottom: coords.bottom + yOffset, |
| left: coords.left + xOffset, |
| width: coords.right - coords.left, |
| height: coords.bottom - coords.top |
| }; |
| }; |
| dom.getRootNode = function(node) { |
| var doc = node.getRootNode && node.getRootNode() || document; |
| if (doc === node) { |
| doc = document; |
| } |
| return doc; |
| }; |
| dom.getScrollOffset = function(element) { |
| 'use strict'; |
| if (!element.nodeType && element.document) { |
| element = element.document; |
| } |
| if (element.nodeType === 9) { |
| var docElement = element.documentElement, body = element.body; |
| return { |
| left: docElement && docElement.scrollLeft || body && body.scrollLeft || 0, |
| top: docElement && docElement.scrollTop || body && body.scrollTop || 0 |
| }; |
| } |
| return { |
| left: element.scrollLeft, |
| top: element.scrollTop |
| }; |
| }; |
| dom.getViewportSize = function(win) { |
| 'use strict'; |
| var body, doc = win.document, docElement = doc.documentElement; |
| if (win.innerWidth) { |
| return { |
| width: win.innerWidth, |
| height: win.innerHeight |
| }; |
| } |
| if (docElement) { |
| return { |
| width: docElement.clientWidth, |
| height: docElement.clientHeight |
| }; |
| } |
| body = doc.body; |
| return { |
| width: body.clientWidth, |
| height: body.clientHeight |
| }; |
| }; |
| var hiddenTextElms = [ 'HEAD', 'TITLE', 'TEMPLATE', 'SCRIPT', 'STYLE', 'IFRAME', 'OBJECT', 'VIDEO', 'AUDIO', 'NOSCRIPT' ]; |
| function hasChildTextNodes(elm) { |
| if (!hiddenTextElms.includes(elm.actualNode.nodeName.toUpperCase())) { |
| return elm.children.some(function(_ref9) { |
| var actualNode = _ref9.actualNode; |
| return actualNode.nodeType === 3 && actualNode.nodeValue.trim(); |
| }); |
| } |
| } |
| dom.hasContent = function hasContent(elm, noRecursion) { |
| if (!elm.actualNode) { |
| elm = axe.utils.getNodeFromTree(axe._tree[0], elm); |
| } |
| return hasChildTextNodes(elm) || dom.isVisualContent(elm.actualNode) || !!aria.label(elm) || !noRecursion && elm.children.some(function(child) { |
| return child.actualNode.nodeType === 1 && dom.hasContent(child); |
| }); |
| }; |
| dom.idrefs = function(node, attr) { |
| 'use strict'; |
| var index, length, doc = dom.getRootNode(node), result = [], idrefs = node.getAttribute(attr); |
| if (idrefs) { |
| idrefs = axe.utils.tokenList(idrefs); |
| for (index = 0, length = idrefs.length; index < length; index++) { |
| result.push(doc.getElementById(idrefs[index])); |
| } |
| } |
| return result; |
| }; |
| dom.isFocusable = function(el) { |
| 'use strict'; |
| if (!el || el.disabled || !dom.isVisible(el) && el.nodeName.toUpperCase() !== 'AREA') { |
| return false; |
| } |
| switch (el.nodeName.toUpperCase()) { |
| case 'A': |
| case 'AREA': |
| if (el.href) { |
| return true; |
| } |
| break; |
| |
| case 'INPUT': |
| return el.type !== 'hidden'; |
| |
| case 'TEXTAREA': |
| case 'SELECT': |
| case 'DETAILS': |
| case 'BUTTON': |
| return true; |
| } |
| var tabindex = el.getAttribute('tabindex'); |
| if (tabindex && !isNaN(parseInt(tabindex, 10))) { |
| return true; |
| } |
| return false; |
| }; |
| dom.isHTML5 = function(doc) { |
| var node = doc.doctype; |
| if (node === null) { |
| return false; |
| } |
| return node.name === 'html' && !node.publicId && !node.systemId; |
| }; |
| function walkDomNode(node, functor) { |
| if (functor(node.actualNode) !== false) { |
| node.children.forEach(function(child) { |
| return walkDomNode(child, functor); |
| }); |
| } |
| } |
| var blockLike = [ 'block', 'list-item', 'table', 'flex', 'grid', 'inline-block' ]; |
| function isBlock(elm) { |
| var display = window.getComputedStyle(elm).getPropertyValue('display'); |
| return blockLike.includes(display) || display.substr(0, 6) === 'table-'; |
| } |
| function getBlockParent(node) { |
| var parentBlock = dom.getComposedParent(node); |
| while (parentBlock && !isBlock(parentBlock)) { |
| parentBlock = dom.getComposedParent(parentBlock); |
| } |
| return axe.utils.getNodeFromTree(axe._tree[0], parentBlock); |
| } |
| dom.isInTextBlock = function isInTextBlock(node) { |
| if (isBlock(node)) { |
| return false; |
| } |
| var virtualParent = getBlockParent(node); |
| var parentText = ''; |
| var linkText = ''; |
| var inBrBlock = 0; |
| walkDomNode(virtualParent, function(currNode) { |
| if (inBrBlock === 2) { |
| return false; |
| } |
| if (currNode.nodeType === 3) { |
| parentText += currNode.nodeValue; |
| } |
| if (currNode.nodeType !== 1) { |
| return; |
| } |
| var nodeName = (currNode.nodeName || '').toUpperCase(); |
| if ([ 'BR', 'HR' ].includes(nodeName)) { |
| if (inBrBlock === 0) { |
| parentText = ''; |
| linkText = ''; |
| } else { |
| inBrBlock = 2; |
| } |
| } else if (currNode.style.display === 'none' || currNode.style.overflow === 'hidden' || ![ '', null, 'none' ].includes(currNode.style.float) || ![ '', null, 'relative' ].includes(currNode.style.position)) { |
| return false; |
| } else if (nodeName === 'A' && currNode.href || (currNode.getAttribute('role') || '').toLowerCase() === 'link') { |
| if (currNode === node) { |
| inBrBlock = 1; |
| } |
| linkText += currNode.textContent; |
| return false; |
| } |
| }); |
| parentText = axe.commons.text.sanitize(parentText); |
| linkText = axe.commons.text.sanitize(linkText); |
| return parentText.length > linkText.length; |
| }; |
| dom.isNode = function(candidate) { |
| 'use strict'; |
| return candidate instanceof Node; |
| }; |
| dom.isOffscreen = function(element) { |
| 'use strict'; |
| var noParentScrolled = function noParentScrolled(element, offset) { |
| element = element.parentNode; |
| while (element.nodeName.toLowerCase() !== 'html') { |
| if (element.scrollTop) { |
| offset += element.scrollTop; |
| if (offset >= 0) { |
| return false; |
| } |
| } |
| element = element.parentNode; |
| } |
| return true; |
| }; |
| var leftBoundary, docElement = document.documentElement, styl = window.getComputedStyle(element), dir = window.getComputedStyle(document.body || docElement).getPropertyValue('direction'), coords = dom.getElementCoordinates(element); |
| if (coords.bottom < 0 && (noParentScrolled(element, coords.bottom) || styl.position === 'absolute')) { |
| return true; |
| } |
| if (coords.left === 0 && coords.right === 0) { |
| return false; |
| } |
| if (dir === 'ltr') { |
| if (coords.right <= 0) { |
| return true; |
| } |
| } else { |
| leftBoundary = Math.max(docElement.scrollWidth, dom.getViewportSize(window).width); |
| if (coords.left >= leftBoundary) { |
| return true; |
| } |
| } |
| return false; |
| }; |
| function isClipped(clip) { |
| 'use strict'; |
| var matches = clip.match(/rect\s*\(([0-9]+)px,?\s*([0-9]+)px,?\s*([0-9]+)px,?\s*([0-9]+)px\s*\)/); |
| if (matches && matches.length === 5) { |
| return matches[3] - matches[1] <= 0 && matches[2] - matches[4] <= 0; |
| } |
| return false; |
| } |
| dom.isVisible = function(el, screenReader, recursed) { |
| 'use strict'; |
| var style, nodeName, parent; |
| if (el.nodeType === 9) { |
| return true; |
| } |
| if (el.nodeType === 11) { |
| el = el.host; |
| } |
| style = window.getComputedStyle(el, null); |
| if (style === null) { |
| return false; |
| } |
| nodeName = el.nodeName.toUpperCase(); |
| if (style.getPropertyValue('display') === 'none' || nodeName.toUpperCase() === 'STYLE' || nodeName.toUpperCase() === 'SCRIPT' || !screenReader && isClipped(style.getPropertyValue('clip')) || !recursed && (style.getPropertyValue('visibility') === 'hidden' || !screenReader && dom.isOffscreen(el)) || screenReader && el.getAttribute('aria-hidden') === 'true') { |
| return false; |
| } |
| parent = el.assignedSlot ? el.assignedSlot : el.parentNode; |
| if (parent) { |
| return dom.isVisible(parent, screenReader, true); |
| } |
| return false; |
| }; |
| var visualRoles = [ 'checkbox', 'img', 'radio', 'range', 'slider', 'spinbutton', 'textbox' ]; |
| dom.isVisualContent = function(candidate) { |
| var role = candidate.getAttribute('role'); |
| if (role) { |
| return visualRoles.indexOf(role) !== -1; |
| } |
| switch (candidate.tagName.toUpperCase()) { |
| case 'IMG': |
| case 'IFRAME': |
| case 'OBJECT': |
| case 'VIDEO': |
| case 'AUDIO': |
| case 'CANVAS': |
| case 'SVG': |
| case 'MATH': |
| case 'BUTTON': |
| case 'SELECT': |
| case 'TEXTAREA': |
| case 'KEYGEN': |
| case 'PROGRESS': |
| case 'METER': |
| return true; |
| |
| case 'INPUT': |
| return candidate.type !== 'hidden'; |
| |
| default: |
| return false; |
| } |
| }; |
| dom.visuallyContains = function(node, parent) { |
| var rectBound = node.getBoundingClientRect(); |
| var margin = .01; |
| var rect = { |
| top: rectBound.top + margin, |
| bottom: rectBound.bottom - margin, |
| left: rectBound.left + margin, |
| right: rectBound.right - margin |
| }; |
| var parentRect = parent.getBoundingClientRect(); |
| var parentTop = parentRect.top; |
| var parentLeft = parentRect.left; |
| var parentScrollArea = { |
| top: parentTop - parent.scrollTop, |
| bottom: parentTop - parent.scrollTop + parent.scrollHeight, |
| left: parentLeft - parent.scrollLeft, |
| right: parentLeft - parent.scrollLeft + parent.scrollWidth |
| }; |
| var style = window.getComputedStyle(parent); |
| if (style.getPropertyValue('display') === 'inline') { |
| return true; |
| } |
| if (rect.left < parentScrollArea.left && rect.left < parentRect.left || rect.top < parentScrollArea.top && rect.top < parentRect.top || rect.right > parentScrollArea.right && rect.right > parentRect.right || rect.bottom > parentScrollArea.bottom && rect.bottom > parentRect.bottom) { |
| return false; |
| } |
| if (rect.right > parentRect.right || rect.bottom > parentRect.bottom) { |
| return style.overflow === 'scroll' || style.overflow === 'auto' || style.overflow === 'hidden' || parent instanceof HTMLBodyElement || parent instanceof HTMLHtmlElement; |
| } |
| return true; |
| }; |
| dom.visuallyOverlaps = function(rect, parent) { |
| var parentRect = parent.getBoundingClientRect(); |
| var parentTop = parentRect.top; |
| var parentLeft = parentRect.left; |
| var parentScrollArea = { |
| top: parentTop - parent.scrollTop, |
| bottom: parentTop - parent.scrollTop + parent.scrollHeight, |
| left: parentLeft - parent.scrollLeft, |
| right: parentLeft - parent.scrollLeft + parent.scrollWidth |
| }; |
| if (rect.left > parentScrollArea.right && rect.left > parentRect.right || rect.top > parentScrollArea.bottom && rect.top > parentRect.bottom || rect.right < parentScrollArea.left && rect.right < parentRect.left || rect.bottom < parentScrollArea.top && rect.bottom < parentRect.top) { |
| return false; |
| } |
| var style = window.getComputedStyle(parent); |
| if (rect.left > parentRect.right || rect.top > parentRect.bottom) { |
| return style.overflow === 'scroll' || style.overflow === 'auto' || parent instanceof HTMLBodyElement || parent instanceof HTMLHtmlElement; |
| } |
| return true; |
| }; |
| table.getAllCells = function(tableElm) { |
| var rowIndex, cellIndex, rowLength, cellLength; |
| var cells = []; |
| for (rowIndex = 0, rowLength = tableElm.rows.length; rowIndex < rowLength; rowIndex++) { |
| for (cellIndex = 0, cellLength = tableElm.rows[rowIndex].cells.length; cellIndex < cellLength; cellIndex++) { |
| cells.push(tableElm.rows[rowIndex].cells[cellIndex]); |
| } |
| } |
| return cells; |
| }; |
| table.getCellPosition = function(cell, tableGrid) { |
| var rowIndex, index; |
| if (!tableGrid) { |
| tableGrid = table.toGrid(dom.findUp(cell, 'table')); |
| } |
| for (rowIndex = 0; rowIndex < tableGrid.length; rowIndex++) { |
| if (tableGrid[rowIndex]) { |
| index = tableGrid[rowIndex].indexOf(cell); |
| if (index !== -1) { |
| return { |
| x: index, |
| y: rowIndex |
| }; |
| } |
| } |
| } |
| }; |
| table.getHeaders = function(cell) { |
| if (cell.hasAttribute('headers')) { |
| return commons.dom.idrefs(cell, 'headers'); |
| } |
| var tableGrid = commons.table.toGrid(commons.dom.findUp(cell, 'table')); |
| var position = commons.table.getCellPosition(cell, tableGrid); |
| var rowHeaders = table.traverse('left', position, tableGrid).filter(function(cell) { |
| return table.isRowHeader(cell); |
| }); |
| var colHeaders = table.traverse('up', position, tableGrid).filter(function(cell) { |
| return table.isColumnHeader(cell); |
| }); |
| return [].concat(rowHeaders, colHeaders).reverse(); |
| }; |
| table.getScope = function(cell) { |
| var scope = cell.getAttribute('scope'); |
| var role = cell.getAttribute('role'); |
| if (cell instanceof Element === false || [ 'TD', 'TH' ].indexOf(cell.nodeName.toUpperCase()) === -1) { |
| throw new TypeError('Expected TD or TH element'); |
| } |
| if (role === 'columnheader') { |
| return 'col'; |
| } else if (role === 'rowheader') { |
| return 'row'; |
| } else if (scope === 'col' || scope === 'row') { |
| return scope; |
| } else if (cell.nodeName.toUpperCase() !== 'TH') { |
| return false; |
| } |
| var tableGrid = table.toGrid(dom.findUp(cell, 'table')); |
| var pos = table.getCellPosition(cell); |
| var headerRow = tableGrid[pos.y].reduce(function(headerRow, cell) { |
| return headerRow && cell.nodeName.toUpperCase() === 'TH'; |
| }, true); |
| if (headerRow) { |
| return 'col'; |
| } |
| var headerCol = tableGrid.map(function(col) { |
| return col[pos.x]; |
| }).reduce(function(headerCol, cell) { |
| return headerCol && cell.nodeName.toUpperCase() === 'TH'; |
| }, true); |
| if (headerCol) { |
| return 'row'; |
| } |
| return 'auto'; |
| }; |
| table.isColumnHeader = function(node) { |
| return [ 'col', 'auto' ].indexOf(table.getScope(node)) !== -1; |
| }; |
| table.isDataCell = function(cell) { |
| if (!cell.children.length && !cell.textContent.trim()) { |
| return false; |
| } |
| return cell.nodeName.toUpperCase() === 'TD'; |
| }; |
| table.isDataTable = function(node) { |
| var role = node.getAttribute('role'); |
| if ((role === 'presentation' || role === 'none') && !dom.isFocusable(node)) { |
| return false; |
| } |
| if (node.getAttribute('contenteditable') === 'true' || dom.findUp(node, '[contenteditable="true"]')) { |
| return true; |
| } |
| if (role === 'grid' || role === 'treegrid' || role === 'table') { |
| return true; |
| } |
| if (commons.aria.getRoleType(role) === 'landmark') { |
| return true; |
| } |
| if (node.getAttribute('datatable') === '0') { |
| return false; |
| } |
| if (node.getAttribute('summary')) { |
| return true; |
| } |
| if (node.tHead || node.tFoot || node.caption) { |
| return true; |
| } |
| for (var childIndex = 0, childLength = node.children.length; childIndex < childLength; childIndex++) { |
| if (node.children[childIndex].nodeName.toUpperCase() === 'COLGROUP') { |
| return true; |
| } |
| } |
| var cells = 0; |
| var rowLength = node.rows.length; |
| var row, cell; |
| var hasBorder = false; |
| for (var rowIndex = 0; rowIndex < rowLength; rowIndex++) { |
| row = node.rows[rowIndex]; |
| for (var cellIndex = 0, cellLength = row.cells.length; cellIndex < cellLength; cellIndex++) { |
| cell = row.cells[cellIndex]; |
| if (cell.nodeName.toUpperCase() === 'TH') { |
| return true; |
| } |
| if (!hasBorder && (cell.offsetWidth !== cell.clientWidth || cell.offsetHeight !== cell.clientHeight)) { |
| hasBorder = true; |
| } |
| if (cell.getAttribute('scope') || cell.getAttribute('headers') || cell.getAttribute('abbr')) { |
| return true; |
| } |
| if ([ 'columnheader', 'rowheader' ].indexOf(cell.getAttribute('role')) !== -1) { |
| return true; |
| } |
| if (cell.children.length === 1 && cell.children[0].nodeName.toUpperCase() === 'ABBR') { |
| return true; |
| } |
| cells++; |
| } |
| } |
| if (node.getElementsByTagName('table').length) { |
| return false; |
| } |
| if (rowLength < 2) { |
| return false; |
| } |
| var sampleRow = node.rows[Math.ceil(rowLength / 2)]; |
| if (sampleRow.cells.length === 1 && sampleRow.cells[0].colSpan === 1) { |
| return false; |
| } |
| if (sampleRow.cells.length >= 5) { |
| return true; |
| } |
| if (hasBorder) { |
| return true; |
| } |
| var bgColor, bgImage; |
| for (rowIndex = 0; rowIndex < rowLength; rowIndex++) { |
| row = node.rows[rowIndex]; |
| if (bgColor && bgColor !== window.getComputedStyle(row).getPropertyValue('background-color')) { |
| return true; |
| } else { |
| bgColor = window.getComputedStyle(row).getPropertyValue('background-color'); |
| } |
| if (bgImage && bgImage !== window.getComputedStyle(row).getPropertyValue('background-image')) { |
| return true; |
| } else { |
| bgImage = window.getComputedStyle(row).getPropertyValue('background-image'); |
| } |
| } |
| if (rowLength >= 20) { |
| return true; |
| } |
| if (dom.getElementCoordinates(node).width > dom.getViewportSize(window).width * .95) { |
| return false; |
| } |
| if (cells < 10) { |
| return false; |
| } |
| if (node.querySelector('object, embed, iframe, applet')) { |
| return false; |
| } |
| return true; |
| }; |
| table.isHeader = function(cell) { |
| if (table.isColumnHeader(cell) || table.isRowHeader(cell)) { |
| return true; |
| } |
| if (cell.getAttribute('id')) { |
| var id = axe.utils.escapeSelector(cell.getAttribute('id')); |
| return !!document.querySelector('[headers~="' + id + '"]'); |
| } |
| return false; |
| }; |
| table.isRowHeader = function(node) { |
| return [ 'row', 'auto' ].indexOf(table.getScope(node)) !== -1; |
| }; |
| table.toGrid = function(node) { |
| var table = []; |
| var rows = node.rows; |
| for (var i = 0, rowLength = rows.length; i < rowLength; i++) { |
| var cells = rows[i].cells; |
| table[i] = table[i] || []; |
| var columnIndex = 0; |
| for (var j = 0, cellLength = cells.length; j < cellLength; j++) { |
| for (var colSpan = 0; colSpan < cells[j].colSpan; colSpan++) { |
| for (var rowSpan = 0; rowSpan < cells[j].rowSpan; rowSpan++) { |
| table[i + rowSpan] = table[i + rowSpan] || []; |
| while (table[i + rowSpan][columnIndex]) { |
| columnIndex++; |
| } |
| table[i + rowSpan][columnIndex] = cells[j]; |
| } |
| columnIndex++; |
| } |
| } |
| } |
| return table; |
| }; |
| table.toArray = table.toGrid; |
| (function(table) { |
| var traverseTable = function traverseTable(dir, position, tableGrid, callback) { |
| var result; |
| var cell = tableGrid[position.y] ? tableGrid[position.y][position.x] : undefined; |
| if (!cell) { |
| return []; |
| } |
| if (typeof callback === 'function') { |
| result = callback(cell, position, tableGrid); |
| if (result === true) { |
| return [ cell ]; |
| } |
| } |
| result = traverseTable(dir, { |
| x: position.x + dir.x, |
| y: position.y + dir.y |
| }, tableGrid, callback); |
| result.unshift(cell); |
| return result; |
| }; |
| table.traverse = function(dir, startPos, tableGrid, callback) { |
| if (Array.isArray(startPos)) { |
| callback = tableGrid; |
| tableGrid = startPos; |
| startPos = { |
| x: 0, |
| y: 0 |
| }; |
| } |
| if (typeof dir === 'string') { |
| switch (dir) { |
| case 'left': |
| dir = { |
| x: -1, |
| y: 0 |
| }; |
| break; |
| |
| case 'up': |
| dir = { |
| x: 0, |
| y: -1 |
| }; |
| break; |
| |
| case 'right': |
| dir = { |
| x: 1, |
| y: 0 |
| }; |
| break; |
| |
| case 'down': |
| dir = { |
| x: 0, |
| y: 1 |
| }; |
| break; |
| } |
| } |
| return traverseTable(dir, { |
| x: startPos.x + dir.x, |
| y: startPos.y + dir.y |
| }, tableGrid, callback); |
| }; |
| })(table); |
| var defaultButtonValues = { |
| submit: 'Submit', |
| reset: 'Reset' |
| }; |
| var inputTypes = [ 'text', 'search', 'tel', 'url', 'email', 'date', 'time', 'number', 'range', 'color' ]; |
| var phrasingElements = [ 'A', 'EM', 'STRONG', 'SMALL', 'MARK', 'ABBR', 'DFN', 'I', 'B', 'S', 'U', 'CODE', 'VAR', 'SAMP', 'KBD', 'SUP', 'SUB', 'Q', 'CITE', 'SPAN', 'BDO', 'BDI', 'BR', 'WBR', 'INS', 'DEL', 'IMG', 'EMBED', 'OBJECT', 'IFRAME', 'MAP', 'AREA', 'SCRIPT', 'NOSCRIPT', 'RUBY', 'VIDEO', 'AUDIO', 'INPUT', 'TEXTAREA', 'SELECT', 'BUTTON', 'LABEL', 'OUTPUT', 'DATALIST', 'KEYGEN', 'PROGRESS', 'COMMAND', 'CANVAS', 'TIME', 'METER' ]; |
| function findLabel(_ref10) { |
| var actualNode = _ref10.actualNode; |
| var label = void 0; |
| if (actualNode.id) { |
| label = dom.findElmsInContext({ |
| elm: 'label', |
| attr: 'for', |
| value: actualNode.id, |
| context: actualNode |
| })[0]; |
| } else { |
| label = dom.findUp(actualNode, 'label'); |
| } |
| return axe.utils.getNodeFromTree(axe._tree[0], label); |
| } |
| function isButton(_ref11) { |
| var actualNode = _ref11.actualNode; |
| return [ 'button', 'reset', 'submit' ].includes(actualNode.type.toLowerCase()); |
| } |
| function isInput(_ref12) { |
| var actualNode = _ref12.actualNode; |
| var nodeName = actualNode.nodeName.toUpperCase(); |
| return nodeName === 'TEXTAREA' || nodeName === 'SELECT' || nodeName === 'INPUT' && actualNode.type.toLowerCase() !== 'hidden'; |
| } |
| function shouldCheckSubtree(_ref13) { |
| var actualNode = _ref13.actualNode; |
| return [ 'BUTTON', 'SUMMARY', 'A' ].includes(actualNode.nodeName.toUpperCase()); |
| } |
| function shouldNeverCheckSubtree(_ref14) { |
| var actualNode = _ref14.actualNode; |
| return [ 'TABLE', 'FIGURE' ].includes(actualNode.nodeName.toUpperCase()); |
| } |
| function formValueText(_ref15) { |
| var actualNode = _ref15.actualNode; |
| var nodeName = actualNode.nodeName.toUpperCase(); |
| if (nodeName === 'INPUT') { |
| if (!actualNode.hasAttribute('type') || inputTypes.includes(actualNode.type.toLowerCase())) { |
| return actualNode.value; |
| } |
| return ''; |
| } |
| if (nodeName === 'SELECT') { |
| var opts = actualNode.options; |
| if (opts && opts.length) { |
| var returnText = ''; |
| for (var i = 0; i < opts.length; i++) { |
| if (opts[i].selected) { |
| returnText += ' ' + opts[i].text; |
| } |
| } |
| return text.sanitize(returnText); |
| } |
| return ''; |
| } |
| if (nodeName === 'TEXTAREA' && actualNode.value) { |
| return actualNode.value; |
| } |
| return ''; |
| } |
| function checkDescendant(_ref16, nodeName) { |
| var actualNode = _ref16.actualNode; |
| var candidate = actualNode.querySelector(nodeName.toLowerCase()); |
| if (candidate) { |
| return text.accessibleText(candidate); |
| } |
| return ''; |
| } |
| function isEmbeddedControl(elm) { |
| if (!elm) { |
| return false; |
| } |
| var actualNode = elm.actualNode; |
| switch (actualNode.nodeName.toUpperCase()) { |
| case 'SELECT': |
| case 'TEXTAREA': |
| return true; |
| |
| case 'INPUT': |
| return !actualNode.hasAttribute('type') || inputTypes.includes(actualNode.getAttribute('type').toLowerCase()); |
| |
| default: |
| return false; |
| } |
| } |
| function shouldCheckAlt(_ref17) { |
| var actualNode = _ref17.actualNode; |
| var nodeName = actualNode.nodeName.toUpperCase(); |
| return [ 'IMG', 'APPLET', 'AREA' ].includes(nodeName) || nodeName === 'INPUT' && actualNode.type.toLowerCase() === 'image'; |
| } |
| function nonEmptyText(t) { |
| return !!text.sanitize(t); |
| } |
| text.accessibleText = function(element, inLabelledByContext) { |
| var accessibleNameComputation = void 0; |
| var encounteredNodes = []; |
| if (element instanceof Node) { |
| element = axe.utils.getNodeFromTree(axe._tree[0], element); |
| } |
| function getInnerText(element, inLabelledByContext, inControlContext) { |
| return element.children.reduce(function(returnText, child) { |
| var actualNode = child.actualNode; |
| if (actualNode.nodeType === 3) { |
| returnText += actualNode.nodeValue; |
| } else if (actualNode.nodeType === 1) { |
| if (!phrasingElements.includes(actualNode.nodeName.toUpperCase())) { |
| returnText += ' '; |
| } |
| returnText += accessibleNameComputation(child, inLabelledByContext, inControlContext); |
| } |
| return returnText; |
| }, ''); |
| } |
| function checkNative(element, inLabelledByContext, inControlContext) { |
| var returnText = ''; |
| var actualNode = element.actualNode; |
| var nodeName = actualNode.nodeName.toUpperCase(); |
| if (shouldCheckSubtree(element)) { |
| returnText = getInnerText(element, false, false) || ''; |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| } |
| if (nodeName === 'FIGURE') { |
| returnText = checkDescendant(element, 'figcaption'); |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| } |
| if (nodeName === 'TABLE') { |
| returnText = checkDescendant(element, 'caption'); |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| returnText = actualNode.getAttribute('title') || actualNode.getAttribute('summary') || ''; |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| } |
| if (shouldCheckAlt(element)) { |
| return actualNode.getAttribute('alt') || ''; |
| } |
| if (isInput(element) && !inControlContext) { |
| if (isButton(element)) { |
| return actualNode.value || actualNode.title || defaultButtonValues[actualNode.type] || ''; |
| } |
| var labelElement = findLabel(element); |
| if (labelElement) { |
| return accessibleNameComputation(labelElement, inLabelledByContext, true); |
| } |
| } |
| return ''; |
| } |
| function checkARIA(element, inLabelledByContext, inControlContext) { |
| var returnText = ''; |
| var actualNode = element.actualNode; |
| if (!inLabelledByContext && actualNode.hasAttribute('aria-labelledby')) { |
| returnText = text.sanitize(dom.idrefs(actualNode, 'aria-labelledby').map(function(label) { |
| if (label !== null) { |
| if (actualNode === label) { |
| encounteredNodes.pop(); |
| } |
| var vLabel = axe.utils.getNodeFromTree(axe._tree[0], label); |
| return accessibleNameComputation(vLabel, true, actualNode !== label); |
| } else { |
| return ''; |
| } |
| }).join(' ')); |
| } |
| if (!returnText && !(inControlContext && isEmbeddedControl(element)) && actualNode.hasAttribute('aria-label')) { |
| return text.sanitize(actualNode.getAttribute('aria-label')); |
| } |
| return returnText; |
| } |
| accessibleNameComputation = function accessibleNameComputation(element, inLabelledByContext, inControlContext) { |
| var returnText = void 0; |
| if (!element || encounteredNodes.includes(element)) { |
| return ''; |
| } else if (element !== null && element.actualNode instanceof Node !== true) { |
| throw new Error('Invalid argument. Virtual Node must be provided'); |
| } else if (!inLabelledByContext && !dom.isVisible(element.actualNode, true)) { |
| return ''; |
| } |
| encounteredNodes.push(element); |
| var role = element.actualNode.getAttribute('role'); |
| returnText = checkARIA(element, inLabelledByContext, inControlContext); |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| returnText = checkNative(element, inLabelledByContext, inControlContext); |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| if (inControlContext) { |
| returnText = formValueText(element); |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| } |
| if (!shouldNeverCheckSubtree(element) && (!role || aria.getRolesWithNameFromContents().indexOf(role) !== -1)) { |
| returnText = getInnerText(element, inLabelledByContext, inControlContext); |
| if (nonEmptyText(returnText)) { |
| return returnText; |
| } |
| } |
| if (element.actualNode.hasAttribute('title')) { |
| return element.actualNode.getAttribute('title'); |
| } |
| return ''; |
| }; |
| return text.sanitize(accessibleNameComputation(element, inLabelledByContext)); |
| }; |
| text.label = function(node) { |
| var ref, candidate, doc; |
| candidate = aria.label(node); |
| if (candidate) { |
| return candidate; |
| } |
| if (node.actualNode.id) { |
| var id = axe.commons.utils.escapeSelector(node.actualNode.getAttribute('id')); |
| doc = axe.commons.dom.getRootNode(node.actualNode); |
| ref = doc.querySelector('label[for="' + id + '"]'); |
| ref = axe.utils.getNodeFromTree(axe._tree[0], ref); |
| candidate = ref && text.visible(ref, true); |
| if (candidate) { |
| return candidate; |
| } |
| } |
| ref = dom.findUp(node.actualNode, 'label'); |
| ref = axe.utils.getNodeFromTree(axe._tree[0], ref); |
| candidate = ref && text.visible(ref, true); |
| if (candidate) { |
| return candidate; |
| } |
| return null; |
| }; |
| text.sanitize = function(str) { |
| 'use strict'; |
| return str.replace(/\r\n/g, '\n').replace(/\u00A0/g, ' ').replace(/[\s]{2,}/g, ' ').trim(); |
| }; |
| text.visible = function(element, screenReader, noRecursing) { |
| 'use strict'; |
| var index, child, nodeValue, childNodes = element.children, length = childNodes.length, result = ''; |
| for (index = 0; index < length; index++) { |
| child = childNodes[index]; |
| if (child.actualNode.nodeType === 3) { |
| nodeValue = child.actualNode.nodeValue; |
| if (nodeValue && dom.isVisible(element.actualNode, screenReader)) { |
| result += nodeValue; |
| } |
| } else if (!noRecursing) { |
| result += text.visible(child, screenReader); |
| } |
| } |
| return text.sanitize(result); |
| }; |
| axe.utils.toArray = function(thing) { |
| 'use strict'; |
| return Array.prototype.slice.call(thing); |
| }; |
| axe.utils.tokenList = function(str) { |
| 'use strict'; |
| return str.trim().replace(/\s{2,}/g, ' ').split(' '); |
| }; |
| var langs = [ 'aa', 'ab', 'ae', 'af', 'ak', 'am', 'an', 'ar', 'as', 'av', 'ay', 'az', 'ba', 'be', 'bg', 'bh', 'bi', 'bm', 'bn', 'bo', 'br', 'bs', 'ca', 'ce', 'ch', 'co', 'cr', 'cs', 'cu', 'cv', 'cy', 'da', 'de', 'dv', 'dz', 'ee', 'el', 'en', 'eo', 'es', 'et', 'eu', 'fa', 'ff', 'fi', 'fj', 'fo', 'fr', 'fy', 'ga', 'gd', 'gl', 'gn', 'gu', 'gv', 'ha', 'he', 'hi', 'ho', 'hr', 'ht', 'hu', 'hy', 'hz', 'ia', 'id', 'ie', 'ig', 'ii', 'ik', 'in', 'io', 'is', 'it', 'iu', 'iw', 'ja', 'ji', 'jv', 'jw', 'ka', 'kg', 'ki', 'kj', 'kk', 'kl', 'km', 'kn', 'ko', 'kr', 'ks', 'ku', 'kv', 'kw', 'ky', 'la', 'lb', 'lg', 'li', 'ln', 'lo', 'lt', 'lu', 'lv', 'mg', 'mh', 'mi', 'mk', 'ml', 'mn', 'mo', 'mr', 'ms', 'mt', 'my', 'na', 'nb', 'nd', 'ne', 'ng', 'nl', 'nn', 'no', 'nr', 'nv', 'ny', 'oc', 'oj', 'om', 'or', 'os', 'pa', 'pi', 'pl', 'ps', 'pt', 'qu', 'rm', 'rn', 'ro', 'ru', 'rw', 'sa', 'sc', 'sd', 'se', 'sg', 'sh', 'si', 'sk', 'sl', 'sm', 'sn', 'so', 'sq', 'sr', 'ss', 'st', 'su', 'sv', 'sw', 'ta', 'te', 'tg', 'th', 'ti', 'tk', 'tl', 'tn', 'to', 'tr', 'ts', 'tt', 'tw', 'ty', 'ug', 'uk', 'ur', 'uz', 've', 'vi', 'vo', 'wa', 'wo', 'xh', 'yi', 'yo', 'za', 'zh', 'zu', 'aaa', 'aab', 'aac', 'aad', 'aae', 'aaf', 'aag', 'aah', 'aai', 'aak', 'aal', 'aam', 'aan', 'aao', 'aap', 'aaq', 'aas', 'aat', 'aau', 'aav', 'aaw', 'aax', 'aaz', 'aba', 'abb', 'abc', 'abd', 'abe', 'abf', 'abg', 'abh', 'abi', 'abj', 'abl', 'abm', 'abn', 'abo', 'abp', 'abq', 'abr', 'abs', 'abt', 'abu', 'abv', 'abw', 'abx', 'aby', 'abz', 'aca', 'acb', 'acd', 'ace', 'acf', 'ach', 'aci', 'ack', 'acl', 'acm', 'acn', 'acp', 'acq', 'acr', 'acs', 'act', 'acu', 'acv', 'acw', 'acx', 'acy', 'acz', 'ada', 'adb', 'add', 'ade', 'adf', 'adg', 'adh', 'adi', 'adj', 'adl', 'adn', 'ado', 'adp', 'adq', 'adr', 'ads', 'adt', 'adu', 'adw', 'adx', 'ady', 'adz', 'aea', 'aeb', 'aec', 'aed', 'aee', 'aek', 'ael', 'aem', 'aen', 'aeq', 'aer', 'aes', 'aeu', 'aew', 'aey', 'aez', 'afa', 'afb', 'afd', 'afe', 'afg', 'afh', 'afi', 'afk', 'afn', 'afo', 'afp', 'afs', 'aft', 'afu', 'afz', 'aga', 'agb', 'agc', 'agd', 'age', 'agf', 'agg', 'agh', 'agi', 'agj', 'agk', 'agl', 'agm', 'agn', 'ago', 'agp', 'agq', 'agr', 'ags', 'agt', 'agu', 'agv', 'agw', 'agx', 'agy', 'agz', 'aha', 'ahb', 'ahg', 'ahh', 'ahi', 'ahk', 'ahl', 'ahm', 'ahn', 'aho', 'ahp', 'ahr', 'ahs', 'aht', 'aia', 'aib', 'aic', 'aid', 'aie', 'aif', 'aig', 'aih', 'aii', 'aij', 'aik', 'ail', 'aim', 'ain', 'aio', 'aip', 'aiq', 'air', 'ais', 'ait', 'aiw', 'aix', 'aiy', 'aja', 'ajg', 'aji', 'ajn', 'ajp', 'ajt', 'aju', 'ajw', 'ajz', 'akb', 'akc', 'akd', 'ake', 'akf', 'akg', 'akh', 'aki', 'akj', 'akk', 'akl', 'akm', 'ako', 'akp', 'akq', 'akr', 'aks', 'akt', 'aku', 'akv', 'akw', 'akx', 'aky', 'akz', 'ala', 'alc', 'ald', 'ale', 'alf', 'alg', 'alh', 'ali', 'alj', 'alk', 'all', 'alm', 'aln', 'alo', 'alp', 'alq', 'alr', 'als', 'alt', 'alu', 'alv', 'alw', 'alx', 'aly', 'alz', 'ama', 'amb', 'amc', 'ame', 'amf', 'amg', 'ami', 'amj', 'amk', 'aml', 'amm', 'amn', 'amo', 'amp', 'amq', 'amr', 'ams', 'amt', 'amu', 'amv', 'amw', 'amx', 'amy', 'amz', 'ana', 'anb', 'anc', 'and', 'ane', 'anf', 'ang', 'anh', 'ani', 'anj', 'ank', 'anl', 'anm', 'ann', 'ano', 'anp', 'anq', 'anr', 'ans', 'ant', 'anu', 'anv', 'anw', 'anx', 'any', 'anz', 'aoa', 'aob', 'aoc', 'aod', 'aoe', 'aof', 'aog', 'aoh', 'aoi', 'aoj', 'aok', 'aol', 'aom', 'aon', 'aor', 'aos', 'aot', 'aou', 'aox', 'aoz', 'apa', 'apb', 'apc', 'apd', 'ape', 'apf', 'apg', 'aph', 'api', 'apj', 'apk', 'apl', 'apm', 'apn', 'apo', 'app', 'apq', 'apr', 'aps', 'apt', 'apu', 'apv', 'apw', 'apx', 'apy', 'apz', 'aqa', 'aqc', 'aqd', 'aqg', 'aql', 'aqm', 'aqn', 'aqp', 'aqr', 'aqt', 'aqz', 'arb', 'arc', 'ard', 'are', 'arh', 'ari', 'arj', 'ark', 'arl', 'arn', 'aro', 'arp', 'arq', 'arr', 'ars', 'art', 'aru', 'arv', 'arw', 'arx', 'ary', 'arz', 'asa', 'asb', 'asc', 'asd', 'ase', 'asf', 'asg', 'ash', 'asi', 'asj', 'ask', 'asl', 'asn', 'aso', 'asp', 'asq', 'asr', 'ass', 'ast', 'asu', 'asv', 'asw', 'asx', 'asy', 'asz', 'ata', 'atb', 'atc', 'atd', 'ate', 'atg', 'ath', 'ati', 'atj', 'atk', 'atl', 'atm', 'atn', 'ato', 'atp', 'atq', 'atr', 'ats', 'att', 'atu', 'atv', 'atw', 'atx', 'aty', 'atz', 'aua', 'aub', 'auc', 'aud', 'aue', 'auf', 'aug', 'auh', 'aui', 'auj', 'auk', 'aul', 'aum', 'aun', 'auo', 'aup', 'auq', 'aur', 'aus', 'aut', 'auu', 'auw', 'aux', 'auy', 'auz', 'avb', 'avd', 'avi', 'avk', 'avl', 'avm', 'avn', 'avo', 'avs', 'avt', 'avu', 'avv', 'awa', 'awb', 'awc', 'awd', 'awe', 'awg', 'awh', 'awi', 'awk', 'awm', 'awn', 'awo', 'awr', 'aws', 'awt', 'awu', 'awv', 'aww', 'awx', 'awy', 'axb', 'axe', 'axg', 'axk', 'axl', 'axm', 'axx', 'aya', 'ayb', 'ayc', 'ayd', 'aye', 'ayg', 'ayh', 'ayi', 'ayk', 'ayl', 'ayn', 'ayo', 'ayp', 'ayq', 'ayr', 'ays', 'ayt', 'ayu', 'ayx', 'ayy', 'ayz', 'aza', 'azb', 'azc', 'azd', 'azg', 'azj', 'azm', 'azn', 'azo', 'azt', 'azz', 'baa', 'bab', 'bac', 'bad', 'bae', 'baf', 'bag', 'bah', 'bai', 'baj', 'bal', 'ban', 'bao', 'bap', 'bar', 'bas', 'bat', 'bau', 'bav', 'baw', 'bax', 'bay', 'baz', 'bba', 'bbb', 'bbc', 'bbd', 'bbe', 'bbf', 'bbg', 'bbh', 'bbi', 'bbj', 'bbk', 'bbl', 'bbm', 'bbn', 'bbo', 'bbp', 'bbq', 'bbr', 'bbs', 'bbt', 'bbu', 'bbv', 'bbw', 'bbx', 'bby', 'bbz', 'bca', 'bcb', 'bcc', 'bcd', 'bce', 'bcf', 'bcg', 'bch', 'bci', 'bcj', 'bck', 'bcl', 'bcm', 'bcn', 'bco', 'bcp', 'bcq', 'bcr', 'bcs', 'bct', 'bcu', 'bcv', 'bcw', 'bcy', 'bcz', 'bda', 'bdb', 'bdc', 'bdd', 'bde', 'bdf', 'bdg', 'bdh', 'bdi', 'bdj', 'bdk', 'bdl', 'bdm', 'bdn', 'bdo', 'bdp', 'bdq', 'bdr', 'bds', 'bdt', 'bdu', 'bdv', 'bdw', 'bdx', 'bdy', 'bdz', 'bea', 'beb', 'bec', 'bed', 'bee', 'bef', 'beg', 'beh', 'bei', 'bej', 'bek', 'bem', 'beo', 'bep', 'beq', 'ber', 'bes', 'bet', 'beu', 'bev', 'bew', 'bex', 'bey', 'bez', 'bfa', 'bfb', 'bfc', 'bfd', 'bfe', 'bff', 'bfg', 'bfh', 'bfi', 'bfj', 'bfk', 'bfl', 'bfm', 'bfn', 'bfo', 'bfp', 'bfq', 'bfr', 'bfs', 'bft', 'bfu', 'bfw', 'bfx', 'bfy', 'bfz', 'bga', 'bgb', 'bgc', 'bgd', 'bge', 'bgf', 'bgg', 'bgi', 'bgj', 'bgk', 'bgl', 'bgm', 'bgn', 'bgo', 'bgp', 'bgq', 'bgr', 'bgs', 'bgt', 'bgu', 'bgv', 'bgw', 'bgx', 'bgy', 'bgz', 'bha', 'bhb', 'bhc', 'bhd', 'bhe', 'bhf', 'bhg', 'bhh', 'bhi', 'bhj', 'bhk', 'bhl', 'bhm', 'bhn', 'bho', 'bhp', 'bhq', 'bhr', 'bhs', 'bht', 'bhu', 'bhv', 'bhw', 'bhx', 'bhy', 'bhz', 'bia', 'bib', 'bic', 'bid', 'bie', 'bif', 'big', 'bij', 'bik', 'bil', 'bim', 'bin', 'bio', 'bip', 'biq', 'bir', 'bit', 'biu', 'biv', 'biw', 'bix', 'biy', 'biz', 'bja', 'bjb', 'bjc', 'bjd', 'bje', 'bjf', 'bjg', 'bjh', 'bji', 'bjj', 'bjk', 'bjl', 'bjm', 'bjn', 'bjo', 'bjp', 'bjq', 'bjr', 'bjs', 'bjt', 'bju', 'bjv', 'bjw', 'bjx', 'bjy', 'bjz', 'bka', 'bkb', 'bkc', 'bkd', 'bkf', 'bkg', 'bkh', 'bki', 'bkj', 'bkk', 'bkl', 'bkm', 'bkn', 'bko', 'bkp', 'bkq', 'bkr', 'bks', 'bkt', 'bku', 'bkv', 'bkw', 'bkx', 'bky', 'bkz', 'bla', 'blb', 'blc', 'bld', 'ble', 'blf', 'blg', 'blh', 'bli', 'blj', 'blk', 'bll', 'blm', 'bln', 'blo', 'blp', 'blq', 'blr', 'bls', 'blt', 'blv', 'blw', 'blx', 'bly', 'blz', 'bma', 'bmb', 'bmc', 'bmd', 'bme', 'bmf', 'bmg', 'bmh', 'bmi', 'bmj', 'bmk', 'bml', 'bmm', 'bmn', 'bmo', 'bmp', 'bmq', 'bmr', 'bms', 'bmt', 'bmu', 'bmv', 'bmw', 'bmx', 'bmy', 'bmz', 'bna', 'bnb', 'bnc', 'bnd', 'bne', 'bnf', 'bng', 'bni', 'bnj', 'bnk', 'bnl', 'bnm', 'bnn', 'bno', 'bnp', 'bnq', 'bnr', 'bns', 'bnt', 'bnu', 'bnv', 'bnw', 'bnx', 'bny', 'bnz', 'boa', 'bob', 'boe', 'bof', 'bog', 'boh', 'boi', 'boj', 'bok', 'bol', 'bom', 'bon', 'boo', 'bop', 'boq', 'bor', 'bot', 'bou', 'bov', 'bow', 'box', 'boy', 'boz', 'bpa', 'bpb', 'bpd', 'bpg', 'bph', 'bpi', 'bpj', 'bpk', 'bpl', 'bpm', 'bpn', 'bpo', 'bpp', 'bpq', 'bpr', 'bps', 'bpt', 'bpu', 'bpv', 'bpw', 'bpx', 'bpy', 'bpz', 'bqa', 'bqb', 'bqc', 'bqd', 'bqf', 'bqg', 'bqh', 'bqi', 'bqj', 'bqk', 'bql', 'bqm', 'bqn', 'bqo', 'bqp', 'bqq', 'bqr', 'bqs', 'bqt', 'bqu', 'bqv', 'bqw', 'bqx', 'bqy', 'bqz', 'bra', 'brb', 'brc', 'brd', 'brf', 'brg', 'brh', 'bri', 'brj', 'brk', 'brl', 'brm', 'brn', 'bro', 'brp', 'brq', 'brr', 'brs', 'brt', 'bru', 'brv', 'brw', 'brx', 'bry', 'brz', 'bsa', 'bsb', 'bsc', 'bse', 'bsf', 'bsg', 'bsh', 'bsi', 'bsj', 'bsk', 'bsl', 'bsm', 'bsn', 'bso', 'bsp', 'bsq', 'bsr', 'bss', 'bst', 'bsu', 'bsv', 'bsw', 'bsx', 'bsy', 'bta', 'btb', 'btc', 'btd', 'bte', 'btf', 'btg', 'bth', 'bti', 'btj', 'btk', 'btl', 'btm', 'btn', 'bto', 'btp', 'btq', 'btr', 'bts', 'btt', 'btu', 'btv', 'btw', 'btx', 'bty', 'btz', 'bua', 'bub', 'buc', 'bud', 'bue', 'buf', 'bug', 'buh', 'bui', 'buj', 'buk', 'bum', 'bun', 'buo', 'bup', 'buq', 'bus', 'but', 'buu', 'buv', 'buw', 'bux', 'buy', 'buz', 'bva', 'bvb', 'bvc', 'bvd', 'bve', 'bvf', 'bvg', 'bvh', 'bvi', 'bvj', 'bvk', 'bvl', 'bvm', 'bvn', 'bvo', 'bvp', 'bvq', 'bvr', 'bvt', 'bvu', 'bvv', 'bvw', 'bvx', 'bvy', 'bvz', 'bwa', 'bwb', 'bwc', 'bwd', 'bwe', 'bwf', 'bwg', 'bwh', 'bwi', 'bwj', 'bwk', 'bwl', 'bwm', 'bwn', 'bwo', 'bwp', 'bwq', 'bwr', 'bws', 'bwt', 'bwu', 'bww', 'bwx', 'bwy', 'bwz', 'bxa', 'bxb', 'bxc', 'bxd', 'bxe', 'bxf', 'bxg', 'bxh', 'bxi', 'bxj', 'bxk', 'bxl', 'bxm', 'bxn', 'bxo', 'bxp', 'bxq', 'bxr', 'bxs', 'bxu', 'bxv', 'bxw', 'bxx', 'bxz', 'bya', 'byb', 'byc', 'byd', 'bye', 'byf', 'byg', 'byh', 'byi', 'byj', 'byk', 'byl', 'bym', 'byn', 'byo', 'byp', 'byq', 'byr', 'bys', 'byt', 'byv', 'byw', 'byx', 'byy', 'byz', 'bza', 'bzb', 'bzc', 'bzd', 'bze', 'bzf', 'bzg', 'bzh', 'bzi', 'bzj', 'bzk', 'bzl', 'bzm', 'bzn', 'bzo', 'bzp', 'bzq', 'bzr', 'bzs', 'bzt', 'bzu', 'bzv', 'bzw', 'bzx', 'bzy', 'bzz', 'caa', 'cab', 'cac', 'cad', 'cae', 'caf', 'cag', 'cah', 'cai', 'caj', 'cak', 'cal', 'cam', 'can', 'cao', 'cap', 'caq', 'car', 'cas', 'cau', 'cav', 'caw', 'cax', 'cay', 'caz', 'cba', 'cbb', 'cbc', 'cbd', 'cbe', 'cbg', 'cbh', 'cbi', 'cbj', 'cbk', 'cbl', 'cbn', 'cbo', 'cbq', 'cbr', 'cbs', 'cbt', 'cbu', 'cbv', 'cbw', 'cby', 'cca', 'ccc', 'ccd', 'cce', 'ccg', 'cch', 'ccj', 'ccl', 'ccm', 'ccn', 'cco', 'ccp', 'ccq', 'ccr', 'ccs', 'cda', 'cdc', 'cdd', 'cde', 'cdf', 'cdg', 'cdh', 'cdi', 'cdj', 'cdm', 'cdn', 'cdo', 'cdr', 'cds', 'cdy', 'cdz', 'cea', 'ceb', 'ceg', 'cek', 'cel', 'cen', 'cet', 'cfa', 'cfd', 'cfg', 'cfm', 'cga', 'cgc', 'cgg', 'cgk', 'chb', 'chc', 'chd', 'chf', 'chg', 'chh', 'chj', 'chk', 'chl', 'chm', 'chn', 'cho', 'chp', 'chq', 'chr', 'cht', 'chw', 'chx', 'chy', 'chz', 'cia', 'cib', 'cic', 'cid', 'cie', 'cih', 'cik', 'cim', 'cin', 'cip', 'cir', 'ciw', 'ciy', 'cja', 'cje', 'cjh', 'cji', 'cjk', 'cjm', 'cjn', 'cjo', 'cjp', 'cjr', 'cjs', 'cjv', 'cjy', 'cka', 'ckb', 'ckh', 'ckl', 'ckn', 'cko', 'ckq', 'ckr', 'cks', 'ckt', 'cku', 'ckv', 'ckx', 'cky', 'ckz', 'cla', 'clc', 'cld', 'cle', 'clh', 'cli', 'clj', 'clk', 'cll', 'clm', 'clo', 'clt', 'clu', 'clw', 'cly', 'cma', 'cmc', 'cme', 'cmg', 'cmi', 'cmk', 'cml', 'cmm', 'cmn', 'cmo', 'cmr', 'cms', 'cmt', 'cna', 'cnb', 'cnc', 'cng', 'cnh', 'cni', 'cnk', 'cnl', 'cno', 'cns', 'cnt', 'cnu', 'cnw', 'cnx', 'coa', 'cob', 'coc', 'cod', 'coe', 'cof', 'cog', 'coh', 'coj', 'cok', 'col', 'com', 'con', 'coo', 'cop', 'coq', 'cot', 'cou', 'cov', 'cow', 'cox', 'coy', 'coz', 'cpa', 'cpb', 'cpc', 'cpe', 'cpf', 'cpg', 'cpi', 'cpn', 'cpo', 'cpp', 'cps', 'cpu', 'cpx', 'cpy', 'cqd', 'cqu', 'cra', 'crb', 'crc', 'crd', 'crf', 'crg', 'crh', 'cri', 'crj', 'crk', 'crl', 'crm', 'crn', 'cro', 'crp', 'crq', 'crr', 'crs', 'crt', 'crv', 'crw', 'crx', 'cry', 'crz', 'csa', 'csb', 'csc', 'csd', 'cse', 'csf', 'csg', 'csh', 'csi', 'csj', 'csk', 'csl', 'csm', 'csn', 'cso', 'csq', 'csr', 'css', 'cst', 'csu', 'csv', 'csw', 'csy', 'csz', 'cta', 'ctc', 'ctd', 'cte', 'ctg', 'cth', 'ctl', 'ctm', 'ctn', 'cto', 'ctp', 'cts', 'ctt', 'ctu', 'ctz', 'cua', 'cub', 'cuc', 'cug', 'cuh', 'cui', 'cuj', 'cuk', 'cul', 'cum', 'cuo', 'cup', 'cuq', 'cur', 'cus', 'cut', 'cuu', 'cuv', 'cuw', 'cux', 'cvg', 'cvn', 'cwa', 'cwb', 'cwd', 'cwe', 'cwg', 'cwt', 'cya', 'cyb', 'cyo', 'czh', 'czk', 'czn', 'czo', 'czt', 'daa', 'dac', 'dad', 'dae', 'daf', 'dag', 'dah', 'dai', 'daj', 'dak', 'dal', 'dam', 'dao', 'dap', 'daq', 'dar', 'das', 'dau', 'dav', 'daw', 'dax', 'day', 'daz', 'dba', 'dbb', 'dbd', 'dbe', 'dbf', 'dbg', 'dbi', 'dbj', 'dbl', 'dbm', 'dbn', 'dbo', 'dbp', 'dbq', 'dbr', 'dbt', 'dbu', 'dbv', 'dbw', 'dby', 'dcc', 'dcr', 'dda', 'ddd', 'dde', 'ddg', 'ddi', 'ddj', 'ddn', 'ddo', 'ddr', 'dds', 'ddw', 'dec', 'ded', 'dee', 'def', 'deg', 'deh', 'dei', 'dek', 'del', 'dem', 'den', 'dep', 'deq', 'der', 'des', 'dev', 'dez', 'dga', 'dgb', 'dgc', 'dgd', 'dge', 'dgg', 'dgh', 'dgi', 'dgk', 'dgl', 'dgn', 'dgo', 'dgr', 'dgs', 'dgt', 'dgu', 'dgw', 'dgx', 'dgz', 'dha', 'dhd', 'dhg', 'dhi', 'dhl', 'dhm', 'dhn', 'dho', 'dhr', 'dhs', 'dhu', 'dhv', 'dhw', 'dhx', 'dia', 'dib', 'dic', 'did', 'dif', 'dig', 'dih', 'dii', 'dij', 'dik', 'dil', 'dim', 'din', 'dio', 'dip', 'diq', 'dir', 'dis', 'dit', 'diu', 'diw', 'dix', 'diy', 'diz', 'dja', 'djb', 'djc', 'djd', 'dje', 'djf', 'dji', 'djj', 'djk', 'djl', 'djm', 'djn', 'djo', 'djr', 'dju', 'djw', 'dka', 'dkk', 'dkl', 'dkr', 'dks', 'dkx', 'dlg', 'dlk', 'dlm', 'dln', 'dma', 'dmb', 'dmc', 'dmd', 'dme', 'dmg', 'dmk', 'dml', 'dmm', 'dmn', 'dmo', 'dmr', 'dms', 'dmu', 'dmv', 'dmw', 'dmx', 'dmy', 'dna', 'dnd', 'dne', 'dng', 'dni', 'dnj', 'dnk', 'dnn', 'dnr', 'dnt', 'dnu', 'dnv', 'dnw', 'dny', 'doa', 'dob', 'doc', 'doe', 'dof', 'doh', 'doi', 'dok', 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'urc', 'ure', 'urf', 'urg', 'urh', 'uri', 'urj', 'urk', 'url', 'urm', 'urn', 'uro', 'urp', 'urr', 'urt', 'uru', 'urv', 'urw', 'urx', 'ury', 'urz', 'usa', 'ush', 'usi', 'usk', 'usp', 'usu', 'uta', 'ute', 'utp', 'utr', 'utu', 'uum', 'uun', 'uur', 'uuu', 'uve', 'uvh', 'uvl', 'uwa', 'uya', 'uzn', 'uzs', 'vaa', 'vae', 'vaf', 'vag', 'vah', 'vai', 'vaj', 'val', 'vam', 'van', 'vao', 'vap', 'var', 'vas', 'vau', 'vav', 'vay', 'vbb', 'vbk', 'vec', 'ved', 'vel', 'vem', 'veo', 'vep', 'ver', 'vgr', 'vgt', 'vic', 'vid', 'vif', 'vig', 'vil', 'vin', 'vis', 'vit', 'viv', 'vka', 'vki', 'vkj', 'vkk', 'vkl', 'vkm', 'vko', 'vkp', 'vkt', 'vku', 'vlp', 'vls', 'vma', 'vmb', 'vmc', 'vmd', 'vme', 'vmf', 'vmg', 'vmh', 'vmi', 'vmj', 'vmk', 'vml', 'vmm', 'vmp', 'vmq', 'vmr', 'vms', 'vmu', 'vmv', 'vmw', 'vmx', 'vmy', 'vmz', 'vnk', 'vnm', 'vnp', 'vor', 'vot', 'vra', 'vro', 'vrs', 'vrt', 'vsi', 'vsl', 'vsv', 'vto', 'vum', 'vun', 'vut', 'vwa', 'waa', 'wab', 'wac', 'wad', 'wae', 'waf', 'wag', 'wah', 'wai', 'waj', 'wak', 'wal', 'wam', 'wan', 'wao', 'wap', 'waq', 'war', 'was', 'wat', 'wau', 'wav', 'waw', 'wax', 'way', 'waz', 'wba', 'wbb', 'wbe', 'wbf', 'wbh', 'wbi', 'wbj', 'wbk', 'wbl', 'wbm', 'wbp', 'wbq', 'wbr', 'wbs', 'wbt', 'wbv', 'wbw', 'wca', 'wci', 'wdd', 'wdg', 'wdj', 'wdk', 'wdu', 'wdy', 'wea', 'wec', 'wed', 'weg', 'weh', 'wei', 'wem', 'wen', 'weo', 'wep', 'wer', 'wes', 'wet', 'weu', 'wew', 'wfg', 'wga', 'wgb', 'wgg', 'wgi', 'wgo', 'wgu', 'wgw', 'wgy', 'wha', 'whg', 'whk', 'whu', 'wib', 'wic', 'wie', 'wif', 'wig', 'wih', 'wii', 'wij', 'wik', 'wil', 'wim', 'win', 'wir', 'wit', 'wiu', 'wiv', 'wiw', 'wiy', 'wja', 'wji', 'wka', 'wkb', 'wkd', 'wkl', 'wku', 'wkw', 'wky', 'wla', 'wlc', 'wle', 'wlg', 'wli', 'wlk', 'wll', 'wlm', 'wlo', 'wlr', 'wls', 'wlu', 'wlv', 'wlw', 'wlx', 'wly', 'wma', 'wmb', 'wmc', 'wmd', 'wme', 'wmh', 'wmi', 'wmm', 'wmn', 'wmo', 'wms', 'wmt', 'wmw', 'wmx', 'wnb', 'wnc', 'wnd', 'wne', 'wng', 'wni', 'wnk', 'wnm', 'wnn', 'wno', 'wnp', 'wnu', 'wnw', 'wny', 'woa', 'wob', 'woc', 'wod', 'woe', 'wof', 'wog', 'woi', 'wok', 'wom', 'won', 'woo', 'wor', 'wos', 'wow', 'woy', 'wpc', 'wra', 'wrb', 'wrd', 'wrg', 'wrh', 'wri', 'wrk', 'wrl', 'wrm', 'wrn', 'wro', 'wrp', 'wrr', 'wrs', 'wru', 'wrv', 'wrw', 'wrx', 'wry', 'wrz', 'wsa', 'wsg', 'wsi', 'wsk', 'wsr', 'wss', 'wsu', 'wsv', 'wtf', 'wth', 'wti', 'wtk', 'wtm', 'wtw', 'wua', 'wub', 'wud', 'wuh', 'wul', 'wum', 'wun', 'wur', 'wut', 'wuu', 'wuv', 'wux', 'wuy', 'wwa', 'wwb', 'wwo', 'wwr', 'www', 'wxa', 'wxw', 'wya', 'wyb', 'wyi', 'wym', 'wyr', 'wyy', 'xaa', 'xab', 'xac', 'xad', 'xae', 'xag', 'xai', 'xaj', 'xak', 'xal', 'xam', 'xan', 'xao', 'xap', 'xaq', 'xar', 'xas', 'xat', 'xau', 'xav', 'xaw', 'xay', 'xba', 'xbb', 'xbc', 'xbd', 'xbe', 'xbg', 'xbi', 'xbj', 'xbm', 'xbn', 'xbo', 'xbp', 'xbr', 'xbw', 'xbx', 'xby', 'xcb', 'xcc', 'xce', 'xcg', 'xch', 'xcl', 'xcm', 'xcn', 'xco', 'xcr', 'xct', 'xcu', 'xcv', 'xcw', 'xcy', 'xda', 'xdc', 'xdk', 'xdm', 'xdo', 'xdy', 'xeb', 'xed', 'xeg', 'xel', 'xem', 'xep', 'xer', 'xes', 'xet', 'xeu', 'xfa', 'xga', 'xgb', 'xgd', 'xgf', 'xgg', 'xgi', 'xgl', 'xgm', 'xgn', 'xgr', 'xgu', 'xgw', 'xha', 'xhc', 'xhd', 'xhe', 'xhr', 'xht', 'xhu', 'xhv', 'xia', 'xib', 'xii', 'xil', 'xin', 'xip', 'xir', 'xis', 'xiv', 'xiy', 'xjb', 'xjt', 'xka', 'xkb', 'xkc', 'xkd', 'xke', 'xkf', 'xkg', 'xkh', 'xki', 'xkj', 'xkk', 'xkl', 'xkn', 'xko', 'xkp', 'xkq', 'xkr', 'xks', 'xkt', 'xku', 'xkv', 'xkw', 'xkx', 'xky', 'xkz', 'xla', 'xlb', 'xlc', 'xld', 'xle', 'xlg', 'xli', 'xln', 'xlo', 'xlp', 'xls', 'xlu', 'xly', 'xma', 'xmb', 'xmc', 'xmd', 'xme', 'xmf', 'xmg', 'xmh', 'xmj', 'xmk', 'xml', 'xmm', 'xmn', 'xmo', 'xmp', 'xmq', 'xmr', 'xms', 'xmt', 'xmu', 'xmv', 'xmw', 'xmx', 'xmy', 'xmz', 'xna', 'xnb', 'xnd', 'xng', 'xnh', 'xni', 'xnk', 'xnn', 'xno', 'xnr', 'xns', 'xnt', 'xnu', 'xny', 'xnz', 'xoc', 'xod', 'xog', 'xoi', 'xok', 'xom', 'xon', 'xoo', 'xop', 'xor', 'xow', 'xpa', 'xpc', 'xpe', 'xpg', 'xpi', 'xpj', 'xpk', 'xpm', 'xpn', 'xpo', 'xpp', 'xpq', 'xpr', 'xps', 'xpt', 'xpu', 'xpy', 'xqa', 'xqt', 'xra', 'xrb', 'xrd', 'xre', 'xrg', 'xri', 'xrm', 'xrn', 'xrq', 'xrr', 'xrt', 'xru', 'xrw', 'xsa', 'xsb', 'xsc', 'xsd', 'xse', 'xsh', 'xsi', 'xsj', 'xsl', 'xsm', 'xsn', 'xso', 'xsp', 'xsq', 'xsr', 'xss', 'xsu', 'xsv', 'xsy', 'xta', 'xtb', 'xtc', 'xtd', 'xte', 'xtg', 'xth', 'xti', 'xtj', 'xtl', 'xtm', 'xtn', 'xto', 'xtp', 'xtq', 'xtr', 'xts', 'xtt', 'xtu', 'xtv', 'xtw', 'xty', 'xtz', 'xua', 'xub', 'xud', 'xug', 'xuj', 'xul', 'xum', 'xun', 'xuo', 'xup', 'xur', 'xut', 'xuu', 'xve', 'xvi', 'xvn', 'xvo', 'xvs', 'xwa', 'xwc', 'xwd', 'xwe', 'xwg', 'xwj', 'xwk', 'xwl', 'xwo', 'xwr', 'xwt', 'xww', 'xxb', 'xxk', 'xxm', 'xxr', 'xxt', 'xya', 'xyb', 'xyj', 'xyk', 'xyl', 'xyt', 'xyy', 'xzh', 'xzm', 'xzp', 'yaa', 'yab', 'yac', 'yad', 'yae', 'yaf', 'yag', 'yah', 'yai', 'yaj', 'yak', 'yal', 'yam', 'yan', 'yao', 'yap', 'yaq', 'yar', 'yas', 'yat', 'yau', 'yav', 'yaw', 'yax', 'yay', 'yaz', 'yba', 'ybb', 'ybd', 'ybe', 'ybh', 'ybi', 'ybj', 'ybk', 'ybl', 'ybm', 'ybn', 'ybo', 'ybx', 'yby', 'ych', 'ycl', 'ycn', 'ycp', 'yda', 'ydd', 'yde', 'ydg', 'ydk', 'yds', 'yea', 'yec', 'yee', 'yei', 'yej', 'yel', 'yen', 'yer', 'yes', 'yet', 'yeu', 'yev', 'yey', 'yga', 'ygi', 'ygl', 'ygm', 'ygp', 'ygr', 'ygs', 'ygu', 'ygw', 'yha', 'yhd', 'yhl', 'yhs', 'yia', 'yif', 'yig', 'yih', 'yii', 'yij', 'yik', 'yil', 'yim', 'yin', 'yip', 'yiq', 'yir', 'yis', 'yit', 'yiu', 'yiv', 'yix', 'yiy', 'yiz', 'yka', 'ykg', 'yki', 'ykk', 'ykl', 'ykm', 'ykn', 'yko', 'ykr', 'ykt', 'yku', 'yky', 'yla', 'ylb', 'yle', 'ylg', 'yli', 'yll', 'ylm', 'yln', 'ylo', 'ylr', 'ylu', 'yly', 'yma', 'ymb', 'ymc', 'ymd', 'yme', 'ymg', 'ymh', 'ymi', 'ymk', 'yml', 'ymm', 'ymn', 'ymo', 'ymp', 'ymq', 'ymr', 'yms', 'ymt', 'ymx', 'ymz', 'yna', 'ynd', 'yne', 'yng', 'ynh', 'ynk', 'ynl', 'ynn', 'yno', 'ynq', 'yns', 'ynu', 'yob', 'yog', 'yoi', 'yok', 'yol', 'yom', 'yon', 'yos', 'yot', 'yox', 'yoy', 'ypa', 'ypb', 'ypg', 'yph', 'ypk', 'ypm', 'ypn', 'ypo', 'ypp', 'ypz', 'yra', 'yrb', 'yre', 'yri', 'yrk', 'yrl', 'yrm', 'yrn', 'yro', 'yrs', 'yrw', 'yry', 'ysc', 'ysd', 'ysg', 'ysl', 'ysn', 'yso', 'ysp', 'ysr', 'yss', 'ysy', 'yta', 'ytl', 'ytp', 'ytw', 'yty', 'yua', 'yub', 'yuc', 'yud', 'yue', 'yuf', 'yug', 'yui', 'yuj', 'yuk', 'yul', 'yum', 'yun', 'yup', 'yuq', 'yur', 'yut', 'yuu', 'yuw', 'yux', 'yuy', 'yuz', 'yva', 'yvt', 'ywa', 'ywg', 'ywl', 'ywn', 'ywq', 'ywr', 'ywt', 'ywu', 'yww', 'yxa', 'yxg', 'yxl', 'yxm', 'yxu', 'yxy', 'yyr', 'yyu', 'yyz', 'yzg', 'yzk', 'zaa', 'zab', 'zac', 'zad', 'zae', 'zaf', 'zag', 'zah', 'zai', 'zaj', 'zak', 'zal', 'zam', 'zao', 'zap', 'zaq', 'zar', 'zas', 'zat', 'zau', 'zav', 'zaw', 'zax', 'zay', 'zaz', 'zbc', 'zbe', 'zbl', 'zbt', 'zbw', 'zca', 'zch', 'zdj', 'zea', 'zeg', 'zeh', 'zen', 'zga', 'zgb', 'zgh', 'zgm', 'zgn', 'zgr', 'zhb', 'zhd', 'zhi', 'zhn', 'zhw', 'zhx', 'zia', 'zib', 'zik', 'zil', 'zim', 'zin', 'zir', 'ziw', 'ziz', 'zka', 'zkb', 'zkd', 'zkg', 'zkh', 'zkk', 'zkn', 'zko', 'zkp', 'zkr', 'zkt', 'zku', 'zkv', 'zkz', 'zle', 'zlj', 'zlm', 'zln', 'zlq', 'zls', 'zlw', 'zma', 'zmb', 'zmc', 'zmd', 'zme', 'zmf', 'zmg', 'zmh', 'zmi', 'zmj', 'zmk', 'zml', 'zmm', 'zmn', 'zmo', 'zmp', 'zmq', 'zmr', 'zms', 'zmt', 'zmu', 'zmv', 'zmw', 'zmx', 'zmy', 'zmz', 'zna', 'znd', 'zne', 'zng', 'znk', 'zns', 'zoc', 'zoh', 'zom', 'zoo', 'zoq', 'zor', 'zos', 'zpa', 'zpb', 'zpc', 'zpd', 'zpe', 'zpf', 'zpg', 'zph', 'zpi', 'zpj', 'zpk', 'zpl', 'zpm', 'zpn', 'zpo', 'zpp', 'zpq', 'zpr', 'zps', 'zpt', 'zpu', 'zpv', 'zpw', 'zpx', 'zpy', 'zpz', 'zqe', 'zra', 'zrg', 'zrn', 'zro', 'zrp', 'zrs', 'zsa', 'zsk', 'zsl', 'zsm', 'zsr', 'zsu', 'zte', 'ztg', 'ztl', 'ztm', 'ztn', 'ztp', 'ztq', 'zts', 'ztt', 'ztu', 'ztx', 'zty', 'zua', 'zuh', 'zum', 'zun', 'zuy', 'zwa', 'zxx', 'zyb', 'zyg', 'zyj', 'zyn', 'zyp', 'zza', 'zzj' ]; |
| axe.utils.validLangs = function() { |
| 'use strict'; |
| return langs; |
| }; |
| return commons; |
| }() |
| }); |
| })(typeof window === 'object' ? window : this); |