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build/node_modules/parse5/lib/jsdom/jsdom_parser.js

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+'use strict';
+
+var Parser = require('../tree_construction/parser'),
+    ParsingUnit = require('./parsing_unit');
+
+//API
+exports.parseDocument = function (html, treeAdapter) {
+    //NOTE: this should be reentrant, so we create new parser here
+    var parser = new Parser(treeAdapter),
+        parsingUnit = new ParsingUnit(parser);
+
+    //NOTE: override parser loop method
+    parser._runParsingLoop = function () {
+        parsingUnit.parsingLoopLock = true;
+
+        while (!parsingUnit.suspended && !this.stopped)
+            this._iterateParsingLoop();
+
+        parsingUnit.parsingLoopLock = false;
+
+        if (this.stopped)
+            parsingUnit.callback(this.document);
+    };
+
+    //NOTE: wait while parserController will be adopted by calling code, then
+    //start parsing
+    process.nextTick(function () {
+        parser.parse(html);
+    });
+
+    return parsingUnit;
+};
+
+exports.parseInnerHtml = function (innerHtml, contextElement, treeAdapter) {
+    //NOTE: this should be reentrant, so we create new parser here
+    var parser = new Parser(treeAdapter);
+
+    return parser.parseFragment(innerHtml, contextElement);
+};

build/node_modules/parse5/lib/jsdom/parsing_unit.js

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+'use strict';
+
+var ParsingUnit = module.exports = function (parser) {
+    this.parser = parser;
+    this.suspended = false;
+    this.parsingLoopLock = false;
+    this.callback = null;
+};
+
+ParsingUnit.prototype._stateGuard = function (suspend) {
+    if (this.suspended && suspend)
+        throw new Error('parse5: Parser was already suspended. Please, check your control flow logic.');
+
+    else if (!this.suspended && !suspend)
+        throw new Error('parse5: Parser was already resumed. Please, check your control flow logic.');
+
+    return suspend;
+};
+
+ParsingUnit.prototype.suspend = function () {
+    this.suspended = this._stateGuard(true);
+
+    return this;
+};
+
+ParsingUnit.prototype.resume = function () {
+    this.suspended = this._stateGuard(false);
+
+    //NOTE: don't enter parsing loop if it is locked. Without this lock _runParsingLoop() may be called
+    //while parsing loop is still running. E.g. when suspend() and resume() called synchronously.
+    if (!this.parsingLoopLock)
+        this.parser._runParsingLoop();
+
+    return this;
+};
+
+ParsingUnit.prototype.documentWrite = function (html) {
+    this.parser.tokenizer.preprocessor.write(html);
+
+    return this;
+};
+
+ParsingUnit.prototype.handleScripts = function (scriptHandler) {
+    this.parser.scriptHandler = scriptHandler;
+
+    return this;
+};
+
+ParsingUnit.prototype.done = function (callback) {
+    this.callback = callback;
+
+    return this;
+};