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Revision Log
'the script that will execute as soon as the parser resumes' -> 'the pending external script' (HTML5 revision 1830)
| 1 | wakaba | 1.1 | <!DOCTYPE HTML> |
| 2 | <html lang=en> | ||
| 3 | <head> | ||
| 4 | wakaba | 1.8 | <title>Live Scripting HTML Parser</title> |
| 5 | wakaba | 1.13 | <link rel=author href="http://suika.fam.cx/~wakaba/who?"> |
| 6 | <link rel=license href="http://suika.fam.cx/c/gnu/gpl" | ||
| 7 | title="GNU GPL2 or later"> | ||
| 8 | wakaba | 1.1 | <style> |
| 9 | wakaba | 1.13 | h1 { |
| 10 | margin: 0; | ||
| 11 | font-size: 150%; | ||
| 12 | } | ||
| 13 | h2 { | ||
| 14 | wakaba | 1.7 | margin: 0; |
| 15 | font-size: 100%; | ||
| 16 | } | ||
| 17 | wakaba | 1.13 | p { |
| 18 | margin: 0 1em; | ||
| 19 | wakaba | 1.7 | } |
| 20 | wakaba | 1.1 | textarea { |
| 21 | wakaba | 1.7 | width: 100%; |
| 22 | -width: 99%; | ||
| 23 | height: 10em; | ||
| 24 | wakaba | 1.1 | } |
| 25 | output { | ||
| 26 | display: block; | ||
| 27 | font-family: monospace; | ||
| 28 | wakaba | 1.4 | white-space: -moz-pre-wrap; |
| 29 | white-space: pre-wrap; | ||
| 30 | wakaba | 1.1 | } |
| 31 | </style> | ||
| 32 | <script> | ||
| 33 | wakaba | 1.7 | var delayedUpdater = 0; |
| 34 | |||
| 35 | wakaba | 1.1 | function update () { |
| 36 | wakaba | 1.7 | if (delayedUpdater) { |
| 37 | clearTimeout (delayedUpdater); | ||
| 38 | delayedUpdater = 0; | ||
| 39 | } | ||
| 40 | delayedUpdater = setTimeout (update2, 100); | ||
| 41 | } // update | ||
| 42 | |||
| 43 | function update2 () { | ||
| 44 | var v = document.sourceElement.value; | ||
| 45 | wakaba | 1.8 | if (v != document.previousSourceText) { |
| 46 | document.previousSourceText = v; | ||
| 47 | document.links['permalink'].href | ||
| 48 | = location.pathname + '?s=' + encodeURIComponent (v); | ||
| 49 | document.links['ldvlink'].href | ||
| 50 | = 'http://software.hixie.ch/utilities/js/live-dom-viewer/?' | ||
| 51 | + encodeURIComponent (v); | ||
| 52 | |||
| 53 | document.logElement.textContent = ''; | ||
| 54 | var p = new Parser (new InputStream (v)); | ||
| 55 | var doc = p.doc; | ||
| 56 | p.parse (); | ||
| 57 | wakaba | 1.10 | |
| 58 | wakaba | 1.8 | log (dumpTree (doc, '')); |
| 59 | wakaba | 1.10 | |
| 60 | if (p.hasAsyncScript) { | ||
| 61 | log ('Some script codes are executed asynchronously; it means that the document might be rendered in different ways depending on the network condition and other factors'); | ||
| 62 | } | ||
| 63 | wakaba | 1.8 | } |
| 64 | wakaba | 1.7 | } // update2 |
| 65 | wakaba | 1.1 | |
| 66 | wakaba | 1.6 | var logIndentLevel = 0; |
| 67 | wakaba | 1.1 | function log (s) { |
| 68 | wakaba | 1.15 | var indent = ''; |
| 69 | wakaba | 1.6 | for (var i = 0; i < logIndentLevel; i++) { |
| 70 | wakaba | 1.15 | indent += ' '; |
| 71 | wakaba | 1.6 | } |
| 72 | wakaba | 1.15 | s = indent + s.replace (/\n/g, "\n" + indent); |
| 73 | wakaba | 1.1 | document.logElement.appendChild (document.createTextNode (s + "\n")); |
| 74 | } // log | ||
| 75 | |||
| 76 | function InputStream (s) { | ||
| 77 | this.s = s; | ||
| 78 | } // InputStream | ||
| 79 | |||
| 80 | wakaba | 1.4 | function Parser (i, doc) { |
| 81 | wakaba | 1.1 | this.parseMode = 'pcdata'; |
| 82 | wakaba | 1.4 | if (!doc) { |
| 83 | doc = new JSDocument (this); | ||
| 84 | doc.manakaiIsHTML = true; | ||
| 85 | } | ||
| 86 | wakaba | 1.16 | this.nextToken = []; |
| 87 | wakaba | 1.4 | this.doc = doc; |
| 88 | this.openElements = [doc]; | ||
| 89 | wakaba | 1.8 | this.input = i; |
| 90 | wakaba | 1.4 | this.scriptsExecutedAfterParsing = []; |
| 91 | wakaba | 1.10 | this.scriptsExecutedSoon = []; |
| 92 | wakaba | 1.12 | this.scriptsExecutedAsynchronously = []; |
| 93 | wakaba | 1.1 | } // Parser |
| 94 | |||
| 95 | wakaba | 1.2 | Parser.prototype.getNextToken = function () { |
| 96 | wakaba | 1.16 | if (this.nextToken.length) { |
| 97 | return this.nextToken.shift (); | ||
| 98 | } | ||
| 99 | |||
| 100 | wakaba | 1.3 | var p = this; |
| 101 | wakaba | 1.8 | var i = this.input; |
| 102 | wakaba | 1.14 | if (this.parseMode == 'cdata') { |
| 103 | var tagName = this.endTagName; | ||
| 104 | wakaba | 1.1 | var token; |
| 105 | wakaba | 1.3 | if (p.insertionPoint <= 0) { |
| 106 | return {type: 'abort'}; | ||
| 107 | } | ||
| 108 | wakaba | 1.4 | i.s = i.s.replace (/^([^<]+)/, |
| 109 | wakaba |