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Diffstat (limited to '3rdparty/js/angular-1.0.2/angular-bootstrap-prettify.js')
| -rw-r--r-- | 3rdparty/js/angular-1.0.2/angular-bootstrap-prettify.js | 1833 |
1 files changed, 1833 insertions, 0 deletions
diff --git a/3rdparty/js/angular-1.0.2/angular-bootstrap-prettify.js b/3rdparty/js/angular-1.0.2/angular-bootstrap-prettify.js new file mode 100644 index 000000000..81a84fe0c --- /dev/null +++ b/3rdparty/js/angular-1.0.2/angular-bootstrap-prettify.js @@ -0,0 +1,1833 @@ +/** + * @license AngularJS v1.0.2 + * (c) 2010-2012 Google, Inc. http://angularjs.org + * License: MIT + */ +(function(window, angular, undefined) { +'use strict'; + +var directive = {}; +var service = { value: {} }; + +var DEPENDENCIES = { + 'angular.js': 'http://code.angularjs.org/angular-' + angular.version.full + '.min.js', + 'angular-resource.js': 'http://code.angularjs.org/angular-resource-' + angular.version.full + '.min.js', + 'angular-sanitize.js': 'http://code.angularjs.org/angular-sanitize-' + angular.version.full + '.min.js', + 'angular-cookies.js': 'http://code.angularjs.org/angular-cookies-' + angular.version.full + '.min.js' +}; + + +function escape(text) { + return text. + replace(/\&/g, '&'). + replace(/\</g, '<'). + replace(/\>/g, '>'). + replace(/"/g, '"'); +} + +/** + * http://stackoverflow.com/questions/451486/pre-tag-loses-line-breaks-when-setting-innerhtml-in-ie + * http://stackoverflow.com/questions/195363/inserting-a-newline-into-a-pre-tag-ie-javascript + */ +function setHtmlIe8SafeWay(element, html) { + var newElement = angular.element('<pre>' + html + '</pre>'); + + element.html(''); + element.append(newElement.contents()); + return element; +} + + +directive.jsFiddle = function(getEmbeddedTemplate, escape, script) { + return { + terminal: true, + link: function(scope, element, attr) { + var name = '', + stylesheet = '<link rel="stylesheet" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css">\n', + fields = { + html: '', + css: '', + js: '' + }; + + angular.forEach(attr.jsFiddle.split(' '), function(file, index) { + var fileType = file.split('.')[1]; + + if (fileType == 'html') { + if (index == 0) { + fields[fileType] += + '<div ng-app' + (attr.module ? '="' + attr.module + '"' : '') + '>\n' + + getEmbeddedTemplate(file, 2); + } else { + fields[fileType] += '\n\n\n <!-- CACHE FILE: ' + file + ' -->\n' + + ' <script type="text/ng-template" id="' + file + '">\n' + + getEmbeddedTemplate(file, 4) + + ' </script>\n'; + } + } else { + fields[fileType] += getEmbeddedTemplate(file) + '\n'; + } + }); + + fields.html += '</div>\n'; + + setHtmlIe8SafeWay(element, + '<form class="jsfiddle" method="post" action="http://jsfiddle.net/api/post/library/pure/" target="_blank">' + + hiddenField('title', 'AngularJS Example: ' + name) + + hiddenField('css', '</style> <!-- Ugly Hack due to jsFiddle issue: http://goo.gl/BUfGZ --> \n' + + stylesheet + + script.angular + + (attr.resource ? script.resource : '') + + '<style>\n' + + fields.css) + + hiddenField('html', fields.html) + + hiddenField('js', fields.js) + + '<button class="btn btn-primary"><i class="icon-white icon-pencil"></i> Edit Me</button>' + + '</form>'); + + function hiddenField(name, value) { + return '<input type="hidden" name="' + name + '" value="' + escape(value) + '">'; + } + } + } +}; + + +directive.code = function() { + return {restrict: 'E', terminal: true}; +}; + + +directive.prettyprint = ['reindentCode', function(reindentCode) { + return { + restrict: 'C', + terminal: true, + compile: function(element) { + element.html(window.prettyPrintOne(reindentCode(element.html()), undefined, true)); + } + }; +}]; + + +directive.ngSetText = ['getEmbeddedTemplate', function(getEmbeddedTemplate) { + return { + restrict: 'CA', + priority: 10, + compile: function(element, attr) { + setHtmlIe8SafeWay(element, escape(getEmbeddedTemplate(attr.ngSetText))); + } + } +}] + + +directive.ngHtmlWrap = ['reindentCode', 'templateMerge', function(reindentCode, templateMerge) { + return { + compile: function(element, attr) { + var properties = { + head: '', + module: '', + body: element.text() + }, + html = "<!doctype html>\n<html ng-app{{module}}>\n <head>\n{{head:4}} </head>\n <body>\n{{body:4}} </body>\n</html>"; + + angular.forEach((attr.ngHtmlWrap || '').split(' '), function(dep) { + if (!dep) return; + dep = DEPENDENCIES[dep] || dep; + + var ext = dep.split(/\./).pop(); + + if (ext == 'css') { + properties.head += '<link rel="stylesheet" href="' + dep + '" type="text/css">\n'; + } else if(ext == 'js') { + properties.head += '<script src="' + dep + '"></script>\n'; + } else { + properties.module = '="' + dep + '"'; + } + }); + + setHtmlIe8SafeWay(element, escape(templateMerge(html, properties))); + } + } +}]; + + +directive.ngSetHtml = ['getEmbeddedTemplate', function(getEmbeddedTemplate) { + return { + restrict: 'CA', + priority: 10, + compile: function(element, attr) { + setHtmlIe8SafeWay(element, getEmbeddedTemplate(attr.ngSetHtml)); + } + } +}]; + + +directive.ngEvalJavascript = ['getEmbeddedTemplate', function(getEmbeddedTemplate) { + return { + compile: function (element, attr) { + var script = getEmbeddedTemplate(attr.ngEvalJavascript); + + try { + if (window.execScript) { // IE + window.execScript(script || '""'); // IE complains when evaling empty string + } else { + window.eval(script); + } + } catch (e) { + if (window.console) { + window.console.log(script, '\n', e); + } else { + window.alert(e); + } + } + } + }; +}]; + + +directive.ngEmbedApp = ['$templateCache', '$browser', '$rootScope', '$location', function($templateCache, $browser, docsRootScope, $location) { + return { + terminal: true, + link: function(scope, element, attrs) { + var modules = []; + + modules.push(['$provide', function($provide) { + $provide.value('$templateCache', $templateCache); + $provide.value('$anchorScroll', angular.noop); + $provide.value('$browser', $browser); + $provide.provider('$location', function() { + this.$get = ['$rootScope', function($rootScope) { + docsRootScope.$on('$locationChangeSuccess', function(event, oldUrl, newUrl) { + $rootScope.$broadcast('$locationChangeSuccess', oldUrl, newUrl); + }); + return $location; + }]; + this.html5Mode = angular.noop; + }); + $provide.decorator('$timeout', ['$rootScope', '$delegate', function($rootScope, $delegate) { + return angular.extend(function(fn, delay) { + if (delay && delay > 50) { + return setTimeout(function() { + $rootScope.$apply(fn); + }, delay); + } else { + return $delegate.apply(this, arguments); + } + }, $delegate); + }]); + $provide.decorator('$rootScope', ['$delegate', function(embedRootScope) { + docsRootScope.$watch(function() { + embedRootScope.$digest(); + }); + return embedRootScope; + }]); + }]); + if (attrs.ngEmbedApp) modules.push(attrs.ngEmbedApp); + + element.bind('click', function(event) { + if (event.target.attributes.getNamedItem('ng-click')) { + event.preventDefault(); + } + }); + angular.bootstrap(element, modules); + } + }; +}]; + +service.reindentCode = function() { + return function (text, spaces) { + if (!text) return text; + var lines = text.split(/\r?\n/); + var prefix = ' '.substr(0, spaces || 0); + var i; + + // remove any leading blank lines + while (lines.length && lines[0].match(/^\s*$/)) lines.shift(); + // remove any trailing blank lines + while (lines.length && lines[lines.length - 1].match(/^\s*$/)) lines.pop(); + var minIndent = 999; + for (i = 0; i < lines.length; i++) { + var line = lines[0]; + var reindentCode = line.match(/^\s*/)[0]; + if (reindentCode !== line && reindentCode.length < minIndent) { + minIndent = reindentCode.length; + } + } + + for (i = 0; i < lines.length; i++) { + lines[i] = prefix + lines[i].substring(minIndent); + } + lines.push(''); + return lines.join('\n'); + } +}; + +service.templateMerge = ['reindentCode', function(indentCode) { + return function(template, properties) { + return template.replace(/\{\{(\w+)(?:\:(\d+))?\}\}/g, function(_, key, indent) { + var value = properties[key]; + + if (indent) { + value = indentCode(value, indent); + } + + return value == undefined ? '' : value; + }); + }; +}]; + +service.getEmbeddedTemplate = ['reindentCode', function(reindentCode) { + return function (id) { + var element = document.getElementById(id); + + if (!element) { + return null; + } + + return reindentCode(angular.element(element).html(), 0); + } +}]; + + +angular.module('bootstrapPrettify', []).directive(directive).factory(service); +// Copyright (C) 2006 Google Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + + +/** + * @fileoverview + * some functions for browser-side pretty printing of code contained in html. + * + * <p> + * For a fairly comprehensive set of languages see the + * <a href="http://google-code-prettify.googlecode.com/svn/trunk/README.html#langs">README</a> + * file that came with this source. At a minimum, the lexer should work on a + * number of languages including C and friends, Java, Python, Bash, SQL, HTML, + * XML, CSS, Javascript, and Makefiles. It works passably on Ruby, PHP and Awk + * and a subset of Perl, but, because of commenting conventions, doesn't work on + * Smalltalk, Lisp-like, or CAML-like languages without an explicit lang class. + * <p> + * Usage: <ol> + * <li> include this source file in an html page via + * {@code <script type="text/javascript" src="/path/to/prettify.js"></script>} + * <li> define style rules. See the example page for examples. + * <li> mark the {@code <pre>} and {@code <code>} tags in your source with + * {@code class=prettyprint.} + * You can also use the (html deprecated) {@code <xmp>} tag, but the pretty + * printer needs to do more substantial DOM manipulations to support that, so + * some css styles may not be preserved. + * </ol> + * That's it. I wanted to keep the API as simple as possible, so there's no + * need to specify which language the code is in, but if you wish, you can add + * another class to the {@code <pre>} or {@code <code>} element to specify the + * language, as in {@code <pre class="prettyprint lang-java">}. Any class that + * starts with "lang-" followed by a file extension, specifies the file type. + * See the "lang-*.js" files in this directory for code that implements + * per-language file handlers. + * <p> + * Change log:<br> + * cbeust, 2006/08/22 + * <blockquote> + * Java annotations (start with "@") are now captured as literals ("lit") + * </blockquote> + * @requires console + */ + +// JSLint declarations +/*global console, document, navigator, setTimeout, window, define */ + +/** + * Split {@code prettyPrint} into multiple timeouts so as not to interfere with + * UI events. + * If set to {@code false}, {@code prettyPrint()} is synchronous. + */ +window['PR_SHOULD_USE_CONTINUATION'] = true; + +/** + * Find all the {@code <pre>} and {@code <code>} tags in the DOM with + * {@code class=prettyprint} and prettify them. + * + * @param {Function?} opt_whenDone if specified, called when the last entry + * has been finished. + */ +var prettyPrintOne; +/** + * Pretty print a chunk of code. + * + * @param {string} sourceCodeHtml code as html + * @return {string} code as html, but prettier + */ +var prettyPrint; + + +(function () { + var win = window; + // Keyword lists for various languages. + // We use things that coerce to strings to make them compact when minified + // and to defeat aggressive optimizers that fold large string constants. + var FLOW_CONTROL_KEYWORDS = ["break,continue,do,else,for,if,return,while"]; + var C_KEYWORDS = [FLOW_CONTROL_KEYWORDS,"auto,case,char,const,default," + + "double,enum,extern,float,goto,int,long,register,short,signed,sizeof," + + "static,struct,switch,typedef,union,unsigned,void,volatile"]; + var COMMON_KEYWORDS = [C_KEYWORDS,"catch,class,delete,false,import," + + "new,operator,private,protected,public,this,throw,true,try,typeof"]; + var CPP_KEYWORDS = [COMMON_KEYWORDS,"alignof,align_union,asm,axiom,bool," + + "concept,concept_map,const_cast,constexpr,decltype," + + "dynamic_cast,explicit,export,friend,inline,late_check," + + "mutable,namespace,nullptr,reinterpret_cast,static_assert,static_cast," + + "template,typeid,typename,using,virtual,where"]; + var JAVA_KEYWORDS = [COMMON_KEYWORDS, + "abstract,boolean,byte,extends,final,finally,implements,import," + + "instanceof,null,native,package,strictfp,super,synchronized,throws," + + "transient"]; + var CSHARP_KEYWORDS = [JAVA_KEYWORDS, + "as,base,by,checked,decimal,delegate,descending,dynamic,event," + + "fixed,foreach,from,group,implicit,in,interface,internal,into,is,let," + + "lock,object,out,override,orderby,params,partial,readonly,ref,sbyte," + + "sealed,stackalloc,string,select,uint,ulong,unchecked,unsafe,ushort," + + "var,virtual,where"]; + var COFFEE_KEYWORDS = "all,and,by,catch,class,else,extends,false,finally," + + "for,if,in,is,isnt,loop,new,no,not,null,of,off,on,or,return,super,then," + + "throw,true,try,unless,until,when,while,yes"; + var JSCRIPT_KEYWORDS = [COMMON_KEYWORDS, + "debugger,eval,export,function,get,null,set,undefined,var,with," + + "Infinity,NaN"]; + var PERL_KEYWORDS = "caller,delete,die,do,dump,elsif,eval,exit,foreach,for," + + "goto,if,import,last,local,my,next,no,our,print,package,redo,require," + + "sub,undef,unless,until,use,wantarray,while,BEGIN,END"; + var PYTHON_KEYWORDS = [FLOW_CONTROL_KEYWORDS, "and,as,assert,class,def,del," + + "elif,except,exec,finally,from,global,import,in,is,lambda," + + "nonlocal,not,or,pass,print,raise,try,with,yield," + + "False,True,None"]; + var RUBY_KEYWORDS = [FLOW_CONTROL_KEYWORDS, "alias,and,begin,case,class," + + "def,defined,elsif,end,ensure,false,in,module,next,nil,not,or,redo," + + "rescue,retry,self,super,then,true,undef,unless,until,when,yield," + + "BEGIN,END"]; + var SH_KEYWORDS = [FLOW_CONTROL_KEYWORDS, "case,done,elif,esac,eval,fi," + + "function,in,local,set,then,until"]; + var ALL_KEYWORDS = [ + CPP_KEYWORDS, CSHARP_KEYWORDS, JSCRIPT_KEYWORDS, PERL_KEYWORDS + + PYTHON_KEYWORDS, RUBY_KEYWORDS, SH_KEYWORDS]; + var C_TYPES = /^(DIR|FILE|vector|(de|priority_)?queue|list|stack|(const_)?iterator|(multi)?(set|map)|bitset|u?(int|float)\d*)\b/; + + // token style names. correspond to css classes + /** + * token style for a string literal + * @const + */ + var PR_STRING = 'str'; + /** + * token style for a keyword + * @const + */ + var PR_KEYWORD = 'kwd'; + /** + * token style for a comment + * @const + */ + var PR_COMMENT = 'com'; + /** + * token style for a type + * @const + */ + var PR_TYPE = 'typ'; + /** + * token style for a literal value. e.g. 1, null, true. + * @const + */ + var PR_LITERAL = 'lit'; + /** + * token style for a punctuation string. + * @const + */ + var PR_PUNCTUATION = 'pun'; + /** + * token style for plain text. + * @const + */ + var PR_PLAIN = 'pln'; + + /** + * token style for an sgml tag. + * @const + */ + var PR_TAG = 'tag'; + /** + * token style for a markup declaration such as a DOCTYPE. + * @const + */ + var PR_DECLARATION = 'dec'; + /** + * token style for embedded source. + * @const + */ + var PR_SOURCE = 'src'; + /** + * token style for an sgml attribute name. + * @const + */ + var PR_ATTRIB_NAME = 'atn'; + /** + * token style for an sgml attribute value. + * @const + */ + var PR_ATTRIB_VALUE = 'atv'; + + /** + * A class that indicates a section of markup that is not code, e.g. to allow + * embedding of line numbers within code listings. + * @const + */ + var PR_NOCODE = 'nocode'; + + + +/** + * A set of tokens that can precede a regular expression literal in + * javascript + * http://web.archive.org/web/20070717142515/http://www.mozilla.org/js/language/js20/rationale/syntax.html + * has the full list, but I've removed ones that might be problematic when + * seen in languages that don't support regular expression literals. + * + * <p>Specifically, I've removed any keywords that can't precede a regexp + * literal in a syntactically legal javascript program, and I've removed the + * "in" keyword since it's not a keyword in many languages, and might be used + * as a count of inches. + * + * <p>The link above does not accurately describe EcmaScript rules since + * it fails to distinguish between (a=++/b/i) and (a++/b/i) but it works + * very well in practice. + * + * @private + * @const + */ +var REGEXP_PRECEDER_PATTERN = '(?:^^\\.?|[+-]|[!=]=?=?|\\#|%=?|&&?=?|\\(|\\*=?|[+\\-]=|->|\\/=?|::?|<<?=?|>>?>?=?|,|;|\\?|@|\\[|~|{|\\^\\^?=?|\\|\\|?=?|break|case|continue|delete|do|else|finally|instanceof|return|throw|try|typeof)\\s*'; + +// CAVEAT: this does not properly handle the case where a regular +// expression immediately follows another since a regular expression may +// have flags for case-sensitivity and the like. Having regexp tokens +// adjacent is not valid in any language I'm aware of, so I'm punting. +// TODO: maybe style special characters inside a regexp as punctuation. + + + /** + * Given a group of {@link RegExp}s, returns a {@code RegExp} that globally + * matches the union of the sets of strings matched by the input RegExp. + * Since it matches globally, if the input strings have a start-of-input + * anchor (/^.../), it is ignored for the purposes of unioning. + * @param {Array.<RegExp>} regexs non multiline, non-global regexs. + * @return {RegExp} a global regex. + */ + function combinePrefixPatterns(regexs) { + var capturedGroupIndex = 0; + + var needToFoldCase = false; + var ignoreCase = false; + for (var i = 0, n = regexs.length; i < n; ++i) { + var regex = regexs[i]; + if (regex.ignoreCase) { + ignoreCase = true; + } else if (/[a-z]/i.test(regex.source.replace( + /\\u[0-9a-f]{4}|\\x[0-9a-f]{2}|\\[^ux]/gi, ''))) { + needToFoldCase = true; + ignoreCase = false; + break; + } + } + + var escapeCharToCodeUnit = { + 'b': 8, + 't': 9, + 'n': 0xa, + 'v': 0xb, + 'f': 0xc, + 'r': 0xd + }; + + function decodeEscape(charsetPart) { + var cc0 = charsetPart.charCodeAt(0); + if (cc0 !== 92 /* \\ */) { + return cc0; + } + var c1 = charsetPart.charAt(1); + cc0 = escapeCharToCodeUnit[c1]; + if (cc0) { + return cc0; + } else if ('0' <= c1 && c1 <= '7') { + return parseInt(charsetPart.substring(1), 8); + } else if (c1 === 'u' || c1 === 'x') { + return parseInt(charsetPart.substring(2), 16); + } else { + return charsetPart.charCodeAt(1); + } + } + + function encodeEscape(charCode) { + if (charCode < 0x20) { + return (charCode < 0x10 ? '\\x0' : '\\x') + charCode.toString(16); + } + var ch = String.fromCharCode(charCode); + return (ch === '\\' || ch === '-' || ch === ']' || ch === '^') + ? "\\" + ch : ch; + } + + function caseFoldCharset(charSet) { + var charsetParts = charSet.substring(1, charSet.length - 1).match( + new RegExp( + '\\\\u[0-9A-Fa-f]{4}' + + '|\\\\x[0-9A-Fa-f]{2}' + + '|\\\\[0-3][0-7]{0,2}' + + '|\\\\[0-7]{1,2}' + + '|\\\\[\\s\\S]' + + '|-' + + '|[^-\\\\]', + 'g')); + var ranges = []; + var inverse = charsetParts[0] === '^'; + + var out = ['[']; + if (inverse) { out.push('^'); } + + for (var i = inverse ? 1 : 0, n = charsetParts.length; i < n; ++i) { + var p = charsetParts[i]; + if (/\\[bdsw]/i.test(p)) { // Don't muck with named groups. + out.push(p); + } else { + var start = decodeEscape(p); + var end; + if (i + 2 < n && '-' === charsetParts[i + 1]) { + end = decodeEscape(charsetParts[i + 2]); + i += 2; + } else { + end = start; + } + ranges.push([start, end]); + // If the range might intersect letters, then expand it. + // This case handling is too simplistic. + // It does not deal with non-latin case folding. + // It works for latin source code identifiers though. + if (!(end < 65 || start > 122)) { + if (!(end < 65 || start > 90)) { + ranges.push([Math.max(65, start) | 32, Math.min(end, 90) | 32]); + } + if (!(end < 97 || start > 122)) { + ranges.push([Math.max(97, start) & ~32, Math.min(end, 122) & ~32]); + } + } + } + } + + // [[1, 10], [3, 4], [8, 12], [14, 14], [16, 16], [17, 17]] + // -> [[1, 12], [14, 14], [16, 17]] + ranges.sort(function (a, b) { return (a[0] - b[0]) || (b[1] - a[1]); }); + var consolidatedRanges = []; + var lastRange = []; + for (var i = 0; i < ranges.length; ++i) { + var range = ranges[i]; + if (range[0] <= lastRange[1] + 1) { + lastRange[1] = Math.max(lastRange[1], range[1]); + } else { + consolidatedRanges.push(lastRange = range); + } + } + + for (var i = 0; i < consolidatedRanges.length; ++i) { + var range = consolidatedRanges[i]; + out.push(encodeEscape(range[0])); + if (range[1] > range[0]) { + if (range[1] + 1 > range[0]) { out.push('-'); } + out.push(encodeEscape(range[1])); + } + } + out.push(']'); + return out.join(''); + } + + function allowAnywhereFoldCaseAndRenumberGroups(regex) { + // Split into character sets, escape sequences, punctuation strings + // like ('(', '(?:', ')', '^'), and runs of characters that do not + // include any of the above. + var parts = regex.source.match( + new RegExp( + '(?:' + + '\\[(?:[^\\x5C\\x5D]|\\\\[\\s\\S])*\\]' // a character set + + '|\\\\u[A-Fa-f0-9]{4}' // a unicode escape + + '|\\\\x[A-Fa-f0-9]{2}' // a hex escape + + '|\\\\[0-9]+' // a back-reference or octal escape + + '|\\\\[^ux0-9]' // other escape sequence + + '|\\(\\?[:!=]' // start of a non-capturing group + + '|[\\(\\)\\^]' // start/end of a group, or line start + + '|[^\\x5B\\x5C\\(\\)\\^]+' // run of other characters + + ')', + 'g')); + var n = parts.length; + + // Maps captured group numbers to the number they will occupy in + // the output or to -1 if that has not been determined, or to + // undefined if they need not be capturing in the output. + var capturedGroups = []; + + // Walk over and identify back references to build the capturedGroups + // mapping. + for (var i = 0, groupIndex = 0; i < n; ++i) { + var p = parts[i]; + if (p === '(') { + // groups are 1-indexed, so max group index is count of '(' + ++groupIndex; + } else if ('\\' === p.charAt(0)) { + var decimalValue = +p.substring(1); + if (decimalValue) { + if (decimalValue <= groupIndex) { + capturedGroups[decimalValue] = -1; + } else { + // Replace with an unambiguous escape sequence so that + // an octal escape sequence does not turn into a backreference + // to a capturing group from an earlier regex. + parts[i] = encodeEscape(decimalValue); + } + } + } + } + + // Renumber groups and reduce capturing groups to non-capturing groups + // where possible. + for (var i = 1; i < capturedGroups.length; ++i) { + if (-1 === capturedGroups[i]) { + capturedGroups[i] = ++capturedGroupIndex; + } + } + for (var i = 0, groupIndex = 0; i < n; ++i) { + var p = parts[i]; + if (p === '(') { + ++groupIndex; + if (!capturedGroups[groupIndex]) { + parts[i] = '(?:'; + } + } else if ('\\' === p.charAt(0)) { + var decimalValue = +p.substring(1); + if (decimalValue && decimalValue <= groupIndex) { + parts[i] = '\\' + capturedGroups[decimalValue]; + } + } + } + + // Remove any prefix anchors so that the output will match anywhere. + // ^^ really does mean an anchored match though. + for (var i = 0; i < n; ++i) { + if ('^' === parts[i] && '^' !== parts[i + 1]) { parts[i] = ''; } + } + + // Expand letters to groups to handle mixing of case-sensitive and + // case-insensitive patterns if necessary. + if (regex.ignoreCase && needToFoldCase) { + for (var i = 0; i < n; ++i) { + var p = parts[i]; + var ch0 = p.charAt(0); + if (p.length >= 2 && ch0 === '[') { + parts[i] = caseFoldCharset(p); + } else if (ch0 !== '\\') { + // TODO: handle letters in numeric escapes. + parts[i] = p.replace( + /[a-zA-Z]/g, + function (ch) { + var cc = ch.charCodeAt(0); + return '[' + String.fromCharCode(cc & ~32, cc | 32) + ']'; + }); + } + } + } + + return parts.join(''); + } + + var rewritten = []; + for (var i = 0, n = regexs.length; i < n; ++i) { + var regex = regexs[i]; + if (regex.global || regex.multiline) { throw new Error('' + regex); } + rewritten.push( + '(?:' + allowAnywhereFoldCaseAndRenumberGroups(regex) + ')'); + } + + return new RegExp(rewritten.join('|'), ignoreCase ? 'gi' : 'g'); + } + + + /** + * Split markup into a string of source code and an array mapping ranges in + * that string to the text nodes in which they appear. + * + * <p> + * The HTML DOM structure:</p> + * <pre> + * (Element "p" + * (Element "b" + * (Text "print ")) ; #1 + * (Text "'Hello '") ; #2 + * (Element "br") ; #3 + * (Text " + 'World';")) ; #4 + * </pre> + * <p> + * corresponds to the HTML + * {@code <p><b>print </b>'Hello '<br> + 'World';</p>}.</p> + * + * <p> + * It will produce the output:</p> + * <pre> + * { + * sourceCode: "print 'Hello '\n + 'World';", + * // 1 2 + * // 012345678901234 5678901234567 + * spans: [0, #1, 6, #2, 14, #3, 15, #4] + * } + * </pre> + * <p> + * where #1 is a reference to the {@code "print "} text node above, and so + * on for the other text nodes. + * </p> + * + * <p> + * The {@code} spans array is an array of pairs. Even elements are the start + * indices of substrings, and odd elements are the text nodes (or BR elements) + * that contain the text for those substrings. + * Substrings continue until the next index or the end of the source. + * </p> + * + * @param {Node} node an HTML DOM subtree containing source-code. + * @param {boolean} isPreformatted true if white-space in text nodes should + * be considered significant. + * @return {Object} source code and the text nodes in which they occur. + */ + function extractSourceSpans(node, isPreformatted) { + var nocode = /(?:^|\s)nocode(?:\s|$)/; + + var chunks = []; + var length = 0; + var spans = []; + var k = 0; + + function walk(node) { + switch (node.nodeType) { + case 1: // Element + if (nocode.test(node.className)) { return; } + for (var child = node.firstChild; child; child = child.nextSibling) { + walk(child); + } + var nodeName = node.nodeName.toLowerCase(); + if ('br' === nodeName || 'li' === nodeName) { + chunks[k] = '\n'; + spans[k << 1] = length++; + spans[(k++ << 1) | 1] = node; + } + break; + case 3: case 4: // Text + var text = node.nodeValue; + if (text.length) { + if (!isPreformatted) { + text = text.replace(/[ \t\r\n]+/g, ' '); + } else { + text = text.replace(/\r\n?/g, '\n'); // Normalize newlines. + } + // TODO: handle tabs here? + chunks[k] = text; + spans[k << 1] = length; + length += text.length; + spans[(k++ << 1) | 1] = node; + } + break; + } + } + + walk(node); + + return { + sourceCode: chunks.join('').replace(/\n$/, ''), + spans: spans + }; + } + + + /** + * Apply the given language handler to sourceCode and add the resulting + * decorations to out. + * @param {number} basePos the index of sourceCode within the chunk of source + * whose decorations are already present on out. + */ + function appendDecorations(basePos, sourceCode, langHandler, out) { + if (!sourceCode) { return; } + var job = { + sourceCode: sourceCode, + basePos: basePos + }; + langHandler(job); + out.push.apply(out, job.decorations); + } + + var notWs = /\S/; + + /** + * Given an element, if it contains only one child element and any text nodes + * it contains contain only space characters, return the sole child element. + * Otherwise returns undefined. + * <p> + * This is meant to return the CODE element in {@code <pre><code ...>} when + * there is a single child element that contains all the non-space textual + * content, but not to return anything where there are multiple child elements + * as in {@code <pre><code>...</code><code>...</code></pre>} or when there + * is textual content. + */ + function childContentWrapper(element) { + var wrapper = undefined; + for (var c = element.firstChild; c; c = c.nextSibling) { + var type = c.nodeType; + wrapper = (type === 1) // Element Node + ? (wrapper ? element : c) + : (type === 3) // Text Node + ? (notWs.test(c.nodeValue) ? element : wrapper) + : wrapper; + } + return wrapper === element ? undefined : wrapper; + } + + /** Given triples of [style, pattern, context] returns a lexing function, + * The lexing function interprets the patterns to find token boundaries and + * returns a decoration list of the form + * [index_0, style_0, index_1, style_1, ..., index_n, style_n] + * where index_n is an index into the sourceCode, and style_n is a style + * constant like PR_PLAIN. index_n-1 <= index_n, and style_n-1 applies to + * all characters in sourceCode[index_n-1:index_n]. + * + * The stylePatterns is a list whose elements have the form + * [style : string, pattern : RegExp, DEPRECATED, shortcut : string]. + * + * Style is a style constant like PR_PLAIN, or can be a string of the + * form 'lang-FOO', where FOO is a language extension describing the + * language of the portion of the token in $1 after pattern executes. + * E.g., if style is 'lang-lisp', and group 1 contains the text + * '(hello (world))', then that portion of the token will be passed to the + * registered lisp handler for formatting. + * The text before and after group 1 will be restyled using this decorator + * so decorators should take care that this doesn't result in infinite + * recursion. For example, the HTML lexer rule for SCRIPT elements looks + * something like ['lang-js', /<[s]cript>(.+?)<\/script>/]. This may match + * '<script>foo()<\/script>', which would cause the current decorator to + * be called with '<script>' which would not match the same rule since + * group 1 must not be empty, so it would be instead styled as PR_TAG by + * the generic tag rule. The handler registered for the 'js' extension would + * then be called with 'foo()', and finally, the current decorator would + * be called with '<\/script>' which would not match the original rule and + * so the generic tag rule would identify it as a tag. + * + * Pattern must only match prefixes, and if it matches a prefix, then that + * match is considered a token with the same style. + * + * Context is applied to the last non-whitespace, non-comment token + * recognized. + * + * Shortcut is an optional string of characters, any of which, if the first + * character, gurantee that this pattern and only this pattern matches. + * + * @param {Array} shortcutStylePatterns patterns that always start with + * a known character. Must have a shortcut string. + * @param {Array} fallthroughStylePatterns patterns that will be tried in + * order if the shortcut ones fail. May have shortcuts. + * + * @return {function (Object)} a + * function that takes |