1335 lines
34 KiB
JavaScript
Vendored
1335 lines
34 KiB
JavaScript
Vendored
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/* **********************************************
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Begin prism-core.js
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********************************************** */
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var _self = (typeof window !== 'undefined')
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? window // if in browser
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: (
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(typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope)
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? self // if in worker
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: {} // if in node js
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);
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/**
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* Prism: Lightweight, robust, elegant syntax highlighting
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* MIT license http://www.opensource.org/licenses/mit-license.php/
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* @author Lea Verou http://lea.verou.me
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*/
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var Prism = (function (_self){
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// Private helper vars
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var lang = /\blang(?:uage)?-([\w-]+)\b/i;
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var uniqueId = 0;
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var _ = {
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manual: _self.Prism && _self.Prism.manual,
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disableWorkerMessageHandler: _self.Prism && _self.Prism.disableWorkerMessageHandler,
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util: {
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encode: function encode(tokens) {
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if (tokens instanceof Token) {
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return new Token(tokens.type, encode(tokens.content), tokens.alias);
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} else if (Array.isArray(tokens)) {
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return tokens.map(encode);
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} else {
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return tokens.replace(/&/g, '&').replace(/</g, '<').replace(/\u00a0/g, ' ');
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}
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},
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type: function (o) {
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return Object.prototype.toString.call(o).slice(8, -1);
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},
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objId: function (obj) {
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if (!obj['__id']) {
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Object.defineProperty(obj, '__id', { value: ++uniqueId });
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}
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return obj['__id'];
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},
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// Deep clone a language definition (e.g. to extend it)
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clone: function deepClone(o, visited) {
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var clone, id, type = _.util.type(o);
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visited = visited || {};
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switch (type) {
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case 'Object':
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id = _.util.objId(o);
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if (visited[id]) {
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return visited[id];
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}
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clone = {};
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visited[id] = clone;
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for (var key in o) {
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if (o.hasOwnProperty(key)) {
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clone[key] = deepClone(o[key], visited);
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}
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}
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return clone;
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case 'Array':
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id = _.util.objId(o);
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if (visited[id]) {
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return visited[id];
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}
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clone = [];
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visited[id] = clone;
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o.forEach(function (v, i) {
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clone[i] = deepClone(v, visited);
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});
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return clone;
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default:
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return o;
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}
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},
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/**
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* Returns the Prism language of the given element set by a `language-xxxx` or `lang-xxxx` class.
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*
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* If no language is set for the element or the element is `null` or `undefined`, `none` will be returned.
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*
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* @param {Element} element
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* @returns {string}
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*/
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getLanguage: function (element) {
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while (element && !lang.test(element.className)) {
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element = element.parentElement;
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}
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if (element) {
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return (element.className.match(lang) || [, 'none'])[1].toLowerCase();
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}
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return 'none';
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},
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/**
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* Returns the script element that is currently executing.
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*
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* This does __not__ work for line script element.
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*
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* @returns {HTMLScriptElement | null}
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*/
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currentScript: function () {
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if (typeof document === 'undefined') {
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return null;
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}
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if ('currentScript' in document) {
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return document.currentScript;
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}
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// IE11 workaround
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// we'll get the src of the current script by parsing IE11's error stack trace
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// this will not work for inline scripts
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try {
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throw new Error();
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} catch (err) {
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// Get file src url from stack. Specifically works with the format of stack traces in IE.
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// A stack will look like this:
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//
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// Error
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// at _.util.currentScript (http://localhost/components/prism-core.js:119:5)
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// at Global code (http://localhost/components/prism-core.js:606:1)
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var src = (/at [^(\r\n]*\((.*):.+:.+\)$/i.exec(err.stack) || [])[1];
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if (src) {
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var scripts = document.getElementsByTagName('script');
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for (var i in scripts) {
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if (scripts[i].src == src) {
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return scripts[i];
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}
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}
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}
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return null;
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}
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}
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},
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languages: {
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extend: function (id, redef) {
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var lang = _.util.clone(_.languages[id]);
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for (var key in redef) {
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lang[key] = redef[key];
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}
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return lang;
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},
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/**
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* Insert a token before another token in a language literal
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* As this needs to recreate the object (we cannot actually insert before keys in object literals),
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* we cannot just provide an object, we need an object and a key.
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* @param inside The key (or language id) of the parent
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* @param before The key to insert before.
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* @param insert Object with the key/value pairs to insert
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* @param root The object that contains `inside`. If equal to Prism.languages, it can be omitted.
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*/
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insertBefore: function (inside, before, insert, root) {
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root = root || _.languages;
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var grammar = root[inside];
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var ret = {};
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for (var token in grammar) {
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if (grammar.hasOwnProperty(token)) {
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if (token == before) {
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for (var newToken in insert) {
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if (insert.hasOwnProperty(newToken)) {
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ret[newToken] = insert[newToken];
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}
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}
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}
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// Do not insert token which also occur in insert. See #1525
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if (!insert.hasOwnProperty(token)) {
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ret[token] = grammar[token];
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}
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}
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}
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var old = root[inside];
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root[inside] = ret;
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// Update references in other language definitions
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_.languages.DFS(_.languages, function(key, value) {
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if (value === old && key != inside) {
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this[key] = ret;
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}
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});
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return ret;
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},
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// Traverse a language definition with Depth First Search
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DFS: function DFS(o, callback, type, visited) {
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visited = visited || {};
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var objId = _.util.objId;
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for (var i in o) {
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if (o.hasOwnProperty(i)) {
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callback.call(o, i, o[i], type || i);
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var property = o[i],
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propertyType = _.util.type(property);
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if (propertyType === 'Object' && !visited[objId(property)]) {
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visited[objId(property)] = true;
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DFS(property, callback, null, visited);
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}
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else if (propertyType === 'Array' && !visited[objId(property)]) {
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visited[objId(property)] = true;
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DFS(property, callback, i, visited);
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}
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}
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}
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}
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},
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plugins: {},
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highlightAll: function(async, callback) {
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_.highlightAllUnder(document, async, callback);
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},
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highlightAllUnder: function(container, async, callback) {
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var env = {
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callback: callback,
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container: container,
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selector: 'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'
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};
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_.hooks.run('before-highlightall', env);
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env.elements = Array.prototype.slice.apply(env.container.querySelectorAll(env.selector));
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_.hooks.run('before-all-elements-highlight', env);
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for (var i = 0, element; element = env.elements[i++];) {
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_.highlightElement(element, async === true, env.callback);
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}
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},
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highlightElement: function(element, async, callback) {
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// Find language
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var language = _.util.getLanguage(element);
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var grammar = _.languages[language];
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// Set language on the element, if not present
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element.className = element.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language;
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// Set language on the parent, for styling
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var parent = element.parentNode;
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if (parent && parent.nodeName.toLowerCase() === 'pre') {
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parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language;
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}
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var code = element.textContent;
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var env = {
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element: element,
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language: language,
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grammar: grammar,
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code: code
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};
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function insertHighlightedCode(highlightedCode) {
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env.highlightedCode = highlightedCode;
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_.hooks.run('before-insert', env);
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env.element.innerHTML = env.highlightedCode;
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_.hooks.run('after-highlight', env);
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_.hooks.run('complete', env);
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callback && callback.call(env.element);
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}
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_.hooks.run('before-sanity-check', env);
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if (!env.code) {
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_.hooks.run('complete', env);
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callback && callback.call(env.element);
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return;
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}
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_.hooks.run('before-highlight', env);
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if (!env.grammar) {
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insertHighlightedCode(_.util.encode(env.code));
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return;
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}
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if (async && _self.Worker) {
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var worker = new Worker(_.filename);
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worker.onmessage = function(evt) {
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insertHighlightedCode(evt.data);
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};
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worker.postMessage(JSON.stringify({
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language: env.language,
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code: env.code,
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immediateClose: true
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}));
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}
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else {
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insertHighlightedCode(_.highlight(env.code, env.grammar, env.language));
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}
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},
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highlight: function (text, grammar, language) {
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var env = {
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code: text,
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grammar: grammar,
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language: language
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};
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_.hooks.run('before-tokenize', env);
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env.tokens = _.tokenize(env.code, env.grammar);
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_.hooks.run('after-tokenize', env);
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return Token.stringify(_.util.encode(env.tokens), env.language);
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},
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tokenize: function(text, grammar) {
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var rest = grammar.rest;
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if (rest) {
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for (var token in rest) {
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grammar[token] = rest[token];
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}
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delete grammar.rest;
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}
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var tokenList = new LinkedList();
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addAfter(tokenList, tokenList.head, text);
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matchGrammar(text, tokenList, grammar, tokenList.head, 0);
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return toArray(tokenList);
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},
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hooks: {
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all: {},
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add: function (name, callback) {
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var hooks = _.hooks.all;
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hooks[name] = hooks[name] || [];
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hooks[name].push(callback);
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},
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run: function (name, env) {
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var callbacks = _.hooks.all[name];
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if (!callbacks || !callbacks.length) {
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return;
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}
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for (var i=0, callback; callback = callbacks[i++];) {
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callback(env);
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}
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}
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},
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Token: Token
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};
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_self.Prism = _;
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function Token(type, content, alias, matchedStr, greedy) {
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this.type = type;
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this.content = content;
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this.alias = alias;
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// Copy of the full string this token was created from
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this.length = (matchedStr || '').length|0;
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this.greedy = !!greedy;
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}
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Token.stringify = function stringify(o, language) {
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if (typeof o == 'string') {
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return o;
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}
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if (Array.isArray(o)) {
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var s = '';
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o.forEach(function (e) {
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s += stringify(e, language);
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});
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return s;
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}
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var env = {
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type: o.type,
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content: stringify(o.content, language),
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tag: 'span',
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classes: ['token', o.type],
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attributes: {},
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language: language
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};
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var aliases = o.alias;
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if (aliases) {
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if (Array.isArray(aliases)) {
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Array.prototype.push.apply(env.classes, aliases);
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} else {
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env.classes.push(aliases);
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}
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}
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_.hooks.run('wrap', env);
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var attributes = '';
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for (var name in env.attributes) {
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attributes += ' ' + name + '="' + (env.attributes[name] || '').replace(/"/g, '"') + '"';
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}
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return '<' + env.tag + ' class="' + env.classes.join(' ') + '"' + attributes + '>' + env.content + '</' + env.tag + '>';
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};
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/**
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* @param {string} text
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* @param {LinkedList<string | Token>} tokenList
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* @param {any} grammar
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* @param {LinkedListNode<string | Token>} startNode
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* @param {number} startPos
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* @param {boolean} [oneshot=false]
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* @param {string} [target]
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*/
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function matchGrammar(text, tokenList, grammar, startNode, startPos, oneshot, target) {
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for (var token in grammar) {
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if (!grammar.hasOwnProperty(token) || !grammar[token]) {
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continue;
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}
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var patterns = grammar[token];
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patterns = Array.isArray(patterns) ? patterns : [patterns];
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for (var j = 0; j < patterns.length; ++j) {
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if (target && target == token + ',' + j) {
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return;
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}
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var pattern = patterns[j],
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inside = pattern.inside,
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lookbehind = !!pattern.lookbehind,
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greedy = !!pattern.greedy,
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lookbehindLength = 0,
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alias = pattern.alias;
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if (greedy && !pattern.pattern.global) {
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// Without the global flag, lastIndex won't work
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var flags = pattern.pattern.toString().match(/[imsuy]*$/)[0];
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pattern.pattern = RegExp(pattern.pattern.source, flags + 'g');
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}
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pattern = pattern.pattern || pattern;
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for ( // iterate the token list and keep track of the current token/string position
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var currentNode = startNode.next, pos = startPos;
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currentNode !== tokenList.tail;
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pos += currentNode.value.length, currentNode = currentNode.next
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) {
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var str = currentNode.value;
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if (tokenList.length > text.length) {
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// Something went terribly wrong, ABORT, ABORT!
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return;
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}
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if (str instanceof Token) {
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continue;
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}
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var removeCount = 1; // this is the to parameter of removeBetween
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if (greedy && currentNode != tokenList.tail.prev) {
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pattern.lastIndex = pos;
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var match = pattern.exec(text);
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if (!match) {
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break;
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}
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var from = match.index + (lookbehind && match[1] ? match[1].length : 0);
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var to = match.index + match[0].length;
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var p = pos;
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// find the node that contains the match
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p += currentNode.value.length;
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while (from >= p) {
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currentNode = currentNode.next;
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p += currentNode.value.length;
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}
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// adjust pos (and p)
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p -= currentNode.value.length;
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pos = p;
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// the current node is a Token, then the match starts inside another Token, which is invalid
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if (currentNode.value instanceof Token) {
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continue;
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}
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// find the last node which is affected by this match
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for (
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var k = currentNode;
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k !== tokenList.tail && (p < to || (typeof k.value === 'string' && !k.prev.value.greedy));
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k = k.next
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) {
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removeCount++;
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p += k.value.length;
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}
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removeCount--;
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// replace with the new match
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str = text.slice(pos, p);
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match.index -= pos;
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} else {
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pattern.lastIndex = 0;
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var match = pattern.exec(str);
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}
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if (!match) {
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if (oneshot) {
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break;
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}
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continue;
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}
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if (lookbehind) {
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lookbehindLength = match[1] ? match[1].length : 0;
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}
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var from = match.index + lookbehindLength,
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match = match[0].slice(lookbehindLength),
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to = from + match.length,
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before = str.slice(0, from),
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after = str.slice(to);
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var removeFrom = currentNode.prev;
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if (before) {
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removeFrom = addAfter(tokenList, removeFrom, before);
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pos += before.length;
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}
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removeRange(tokenList, removeFrom, removeCount);
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var wrapped = new Token(token, inside ? _.tokenize(match, inside) : match, alias, match, greedy);
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currentNode = addAfter(tokenList, removeFrom, wrapped);
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if (after) {
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addAfter(tokenList, currentNode, after);
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}
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if (removeCount > 1)
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matchGrammar(text, tokenList, grammar, currentNode.prev, pos, true, token + ',' + j);
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if (oneshot)
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break;
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}
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}
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}
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}
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|
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/**
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* @typedef LinkedListNode
|
|
* @property {T} value
|
|
* @property {LinkedListNode<T> | null} prev The previous node.
|
|
* @property {LinkedListNode<T> | null} next The next node.
|
|
* @template T
|
|
*/
|
|
|
|
/**
|
|
* @template T
|
|
*/
|
|
function LinkedList() {
|
|
/** @type {LinkedListNode<T>} */
|
|
var head = { value: null, prev: null, next: null };
|
|
/** @type {LinkedListNode<T>} */
|
|
var tail = { value: null, prev: head, next: null };
|
|
head.next = tail;
|
|
|
|
/** @type {LinkedListNode<T>} */
|
|
this.head = head;
|
|
/** @type {LinkedListNode<T>} */
|
|
this.tail = tail;
|
|
this.length = 0;
|
|
}
|
|
|
|
/**
|
|
* Adds a new node with the given value to the list.
|
|
* @param {LinkedList<T>} list
|
|
* @param {LinkedListNode<T>} node
|
|
* @param {T} value
|
|
* @returns {LinkedListNode<T>} The added node.
|
|
* @template T
|
|
*/
|
|
function addAfter(list, node, value) {
|
|
// assumes that node != list.tail && values.length >= 0
|
|
var next = node.next;
|
|
|
|
var newNode = { value: value, prev: node, next: next };
|
|
node.next = newNode;
|
|
next.prev = newNode;
|
|
list.length++;
|
|
|
|
return newNode;
|
|
}
|
|
/**
|
|
* Removes `count` nodes after the given node. The given node will not be removed.
|
|
* @param {LinkedList<T>} list
|
|
* @param {LinkedListNode<T>} node
|
|
* @param {number} count
|
|
* @template T
|
|
*/
|
|
function removeRange(list, node, count) {
|
|
var next = node.next;
|
|
for (var i = 0; i < count && next !== list.tail; i++) {
|
|
next = next.next;
|
|
}
|
|
node.next = next;
|
|
next.prev = node;
|
|
list.length -= i;
|
|
}
|
|
/**
|
|
* @param {LinkedList<T>} list
|
|
* @returns {T[]}
|
|
* @template T
|
|
*/
|
|
function toArray(list) {
|
|
var array = [];
|
|
var node = list.head.next;
|
|
while (node !== list.tail) {
|
|
array.push(node.value);
|
|
node = node.next;
|
|
}
|
|
return array;
|
|
}
|
|
|
|
|
|
if (!_self.document) {
|
|
if (!_self.addEventListener) {
|
|
// in Node.js
|
|
return _;
|
|
}
|
|
|
|
if (!_.disableWorkerMessageHandler) {
|
|
// In worker
|
|
_self.addEventListener('message', function (evt) {
|
|
var message = JSON.parse(evt.data),
|
|
lang = message.language,
|
|
code = message.code,
|
|
immediateClose = message.immediateClose;
|
|
|
|
_self.postMessage(_.highlight(code, _.languages[lang], lang));
|
|
if (immediateClose) {
|
|
_self.close();
|
|
}
|
|
}, false);
|
|
}
|
|
|
|
return _;
|
|
}
|
|
|
|
//Get current script and highlight
|
|
var script = _.util.currentScript();
|
|
|
|
if (script) {
|
|
_.filename = script.src;
|
|
|
|
if (script.hasAttribute('data-manual')) {
|
|
_.manual = true;
|
|
}
|
|
}
|
|
|
|
function highlightAutomaticallyCallback() {
|
|
if (!_.manual) {
|
|
_.highlightAll();
|
|
}
|
|
}
|
|
|
|
if (!_.manual) {
|
|
// If the document state is "loading", then we'll use DOMContentLoaded.
|
|
// If the document state is "interactive" and the prism.js script is deferred, then we'll also use the
|
|
// DOMContentLoaded event because there might be some plugins or languages which have also been deferred and they
|
|
// might take longer one animation frame to execute which can create a race condition where only some plugins have
|
|
// been loaded when Prism.highlightAll() is executed, depending on how fast resources are loaded.
|
|
// See https://github.com/PrismJS/prism/issues/2102
|
|
var readyState = document.readyState;
|
|
if (readyState === 'loading' || readyState === 'interactive' && script && script.defer) {
|
|
document.addEventListener('DOMContentLoaded', highlightAutomaticallyCallback);
|
|
} else {
|
|
if (window.requestAnimationFrame) {
|
|
window.requestAnimationFrame(highlightAutomaticallyCallback);
|
|
} else {
|
|
window.setTimeout(highlightAutomaticallyCallback, 16);
|
|
}
|
|
}
|
|
}
|
|
|
|
return _;
|
|
|
|
})(_self);
|
|
|
|
if (typeof module !== 'undefined' && module.exports) {
|
|
module.exports = Prism;
|
|
}
|
|
|
|
// hack for components to work correctly in node.js
|
|
if (typeof global !== 'undefined') {
|
|
global.Prism = Prism;
|
|
}
|
|
|
|
|
|
/* **********************************************
|
|
Begin prism-markup.js
|
|
********************************************** */
|
|
|
|
Prism.languages.markup = {
|
|
'comment': /<!--[\s\S]*?-->/,
|
|
'prolog': /<\?[\s\S]+?\?>/,
|
|
'doctype': {
|
|
pattern: /<!DOCTYPE(?:[^>"'[\]]|"[^"]*"|'[^']*')+(?:\[(?:(?!<!--)[^"'\]]|"[^"]*"|'[^']*'|<!--[\s\S]*?-->)*\]\s*)?>/i,
|
|
greedy: true
|
|
},
|
|
'cdata': /<!\[CDATA\[[\s\S]*?]]>/i,
|
|
'tag': {
|
|
pattern: /<\/?(?!\d)[^\s>\/=$<%]+(?:\s(?:\s*[^\s>\/=]+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))|(?=[\s/>])))+)?\s*\/?>/i,
|
|
greedy: true,
|
|
inside: {
|
|
'tag': {
|
|
pattern: /^<\/?[^\s>\/]+/i,
|
|
inside: {
|
|
'punctuation': /^<\/?/,
|
|
'namespace': /^[^\s>\/:]+:/
|
|
}
|
|
},
|
|
'attr-value': {
|
|
pattern: /=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+)/i,
|
|
inside: {
|
|
'punctuation': [
|
|
/^=/,
|
|
{
|
|
pattern: /^(\s*)["']|["']$/,
|
|
lookbehind: true
|
|
}
|
|
]
|
|
}
|
|
},
|
|
'punctuation': /\/?>/,
|
|
'attr-name': {
|
|
pattern: /[^\s>\/]+/,
|
|
inside: {
|
|
'namespace': /^[^\s>\/:]+:/
|
|
}
|
|
}
|
|
|
|
}
|
|
},
|
|
'entity': /&#?[\da-z]{1,8};/i
|
|
};
|
|
|
|
Prism.languages.markup['tag'].inside['attr-value'].inside['entity'] =
|
|
Prism.languages.markup['entity'];
|
|
|
|
// Plugin to make entity title show the real entity, idea by Roman Komarov
|
|
Prism.hooks.add('wrap', function(env) {
|
|
|
|
if (env.type === 'entity') {
|
|
env.attributes['title'] = env.content.replace(/&/, '&');
|
|
}
|
|
});
|
|
|
|
Object.defineProperty(Prism.languages.markup.tag, 'addInlined', {
|
|
/**
|
|
* Adds an inlined language to markup.
|
|
*
|
|
* An example of an inlined language is CSS with `<style>` tags.
|
|
*
|
|
* @param {string} tagName The name of the tag that contains the inlined language. This name will be treated as
|
|
* case insensitive.
|
|
* @param {string} lang The language key.
|
|
* @example
|
|
* addInlined('style', 'css');
|
|
*/
|
|
value: function addInlined(tagName, lang) {
|
|
var includedCdataInside = {};
|
|
includedCdataInside['language-' + lang] = {
|
|
pattern: /(^<!\[CDATA\[)[\s\S]+?(?=\]\]>$)/i,
|
|
lookbehind: true,
|
|
inside: Prism.languages[lang]
|
|
};
|
|
includedCdataInside['cdata'] = /^<!\[CDATA\[|\]\]>$/i;
|
|
|
|
var inside = {
|
|
'included-cdata': {
|
|
pattern: /<!\[CDATA\[[\s\S]*?\]\]>/i,
|
|
inside: includedCdataInside
|
|
}
|
|
};
|
|
inside['language-' + lang] = {
|
|
pattern: /[\s\S]+/,
|
|
inside: Prism.languages[lang]
|
|
};
|
|
|
|
var def = {};
|
|
def[tagName] = {
|
|
pattern: RegExp(/(<__[\s\S]*?>)(?:<!\[CDATA\[[\s\S]*?\]\]>\s*|[\s\S])*?(?=<\/__>)/.source.replace(/__/g, function () { return tagName; }), 'i'),
|
|
lookbehind: true,
|
|
greedy: true,
|
|
inside: inside
|
|
};
|
|
|
|
Prism.languages.insertBefore('markup', 'cdata', def);
|
|
}
|
|
});
|
|
|
|
Prism.languages.xml = Prism.languages.extend('markup', {});
|
|
Prism.languages.html = Prism.languages.markup;
|
|
Prism.languages.mathml = Prism.languages.markup;
|
|
Prism.languages.svg = Prism.languages.markup;
|
|
|
|
|
|
/* **********************************************
|
|
Begin prism-css.js
|
|
********************************************** */
|
|
|
|
(function (Prism) {
|
|
|
|
var string = /("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/;
|
|
|
|
Prism.languages.css = {
|
|
'comment': /\/\*[\s\S]*?\*\//,
|
|
'atrule': {
|
|
pattern: /@[\w-]+[\s\S]*?(?:;|(?=\s*\{))/,
|
|
inside: {
|
|
'rule': /^@[\w-]+/,
|
|
'selector-function-argument': {
|
|
pattern: /(\bselector\s*\((?!\s*\))\s*)(?:[^()]|\((?:[^()]|\([^()]*\))*\))+?(?=\s*\))/,
|
|
lookbehind: true,
|
|
alias: 'selector'
|
|
}
|
|
// See rest below
|
|
}
|
|
},
|
|
'url': {
|
|
pattern: RegExp('url\\((?:' + string.source + '|[^\n\r()]*)\\)', 'i'),
|
|
greedy: true,
|
|
inside: {
|
|
'function': /^url/i,
|
|
'punctuation': /^\(|\)$/
|
|
}
|
|
},
|
|
'selector': RegExp('[^{}\\s](?:[^{};"\']|' + string.source + ')*?(?=\\s*\\{)'),
|
|
'string': {
|
|
pattern: string,
|
|
greedy: true
|
|
},
|
|
'property': /[-_a-z\xA0-\uFFFF][-\w\xA0-\uFFFF]*(?=\s*:)/i,
|
|
'important': /!important\b/i,
|
|
'function': /[-a-z0-9]+(?=\()/i,
|
|
'punctuation': /[(){};:,]/
|
|
};
|
|
|
|
Prism.languages.css['atrule'].inside.rest = Prism.languages.css;
|
|
|
|
var markup = Prism.languages.markup;
|
|
if (markup) {
|
|
markup.tag.addInlined('style', 'css');
|
|
|
|
Prism.languages.insertBefore('inside', 'attr-value', {
|
|
'style-attr': {
|
|
pattern: /\s*style=("|')(?:\\[\s\S]|(?!\1)[^\\])*\1/i,
|
|
inside: {
|
|
'attr-name': {
|
|
pattern: /^\s*style/i,
|
|
inside: markup.tag.inside
|
|
},
|
|
'punctuation': /^\s*=\s*['"]|['"]\s*$/,
|
|
'attr-value': {
|
|
pattern: /.+/i,
|
|
inside: Prism.languages.css
|
|
}
|
|
},
|
|
alias: 'language-css'
|
|
}
|
|
}, markup.tag);
|
|
}
|
|
|
|
}(Prism));
|
|
|
|
|
|
/* **********************************************
|
|
Begin prism-clike.js
|
|
********************************************** */
|
|
|
|
Prism.languages.clike = {
|
|
'comment': [
|
|
{
|
|
pattern: /(^|[^\\])\/\*[\s\S]*?(?:\*\/|$)/,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /(^|[^\\:])\/\/.*/,
|
|
lookbehind: true,
|
|
greedy: true
|
|
}
|
|
],
|
|
'string': {
|
|
pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
|
|
greedy: true
|
|
},
|
|
'class-name': {
|
|
pattern: /(\b(?:class|interface|extends|implements|trait|instanceof|new)\s+|\bcatch\s+\()[\w.\\]+/i,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /[.\\]/
|
|
}
|
|
},
|
|
'keyword': /\b(?:if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\b/,
|
|
'boolean': /\b(?:true|false)\b/,
|
|
'function': /\w+(?=\()/,
|
|
'number': /\b0x[\da-f]+\b|(?:\b\d+\.?\d*|\B\.\d+)(?:e[+-]?\d+)?/i,
|
|
'operator': /[<>]=?|[!=]=?=?|--?|\+\+?|&&?|\|\|?|[?*/~^%]/,
|
|
'punctuation': /[{}[\];(),.:]/
|
|
};
|
|
|
|
|
|
/* **********************************************
|
|
Begin prism-javascript.js
|
|
********************************************** */
|
|
|
|
Prism.languages.javascript = Prism.languages.extend('clike', {
|
|
'class-name': [
|
|
Prism.languages.clike['class-name'],
|
|
{
|
|
pattern: /(^|[^$\w\xA0-\uFFFF])[_$A-Z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\.(?:prototype|constructor))/,
|
|
lookbehind: true
|
|
}
|
|
],
|
|
'keyword': [
|
|
{
|
|
pattern: /((?:^|})\s*)(?:catch|finally)\b/,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /(^|[^.]|\.\.\.\s*)\b(?:as|async(?=\s*(?:function\b|\(|[$\w\xA0-\uFFFF]|$))|await|break|case|class|const|continue|debugger|default|delete|do|else|enum|export|extends|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|undefined|var|void|while|with|yield)\b/,
|
|
lookbehind: true
|
|
},
|
|
],
|
|
'number': /\b(?:(?:0[xX](?:[\dA-Fa-f](?:_[\dA-Fa-f])?)+|0[bB](?:[01](?:_[01])?)+|0[oO](?:[0-7](?:_[0-7])?)+)n?|(?:\d(?:_\d)?)+n|NaN|Infinity)\b|(?:\b(?:\d(?:_\d)?)+\.?(?:\d(?:_\d)?)*|\B\.(?:\d(?:_\d)?)+)(?:[Ee][+-]?(?:\d(?:_\d)?)+)?/,
|
|
// Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444)
|
|
'function': /#?[_$a-zA-Z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\s*(?:\.\s*(?:apply|bind|call)\s*)?\()/,
|
|
'operator': /--|\+\+|\*\*=?|=>|&&|\|\||[!=]==|<<=?|>>>?=?|[-+*/%&|^!=<>]=?|\.{3}|\?[.?]?|[~:]/
|
|
});
|
|
|
|
Prism.languages.javascript['class-name'][0].pattern = /(\b(?:class|interface|extends|implements|instanceof|new)\s+)[\w.\\]+/;
|
|
|
|
Prism.languages.insertBefore('javascript', 'keyword', {
|
|
'regex': {
|
|
pattern: /((?:^|[^$\w\xA0-\uFFFF."'\])\s])\s*)\/(?:\[(?:[^\]\\\r\n]|\\.)*]|\\.|[^/\\\[\r\n])+\/[gimyus]{0,6}(?=(?:\s|\/\*[\s\S]*?\*\/)*(?:$|[\r\n,.;:})\]]|\/\/))/,
|
|
lookbehind: true,
|
|
greedy: true
|
|
},
|
|
// This must be declared before keyword because we use "function" inside the look-forward
|
|
'function-variable': {
|
|
pattern: /#?[_$a-zA-Z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\s*[=:]\s*(?:async\s*)?(?:\bfunction\b|(?:\((?:[^()]|\([^()]*\))*\)|[_$a-zA-Z\xA0-\uFFFF][$\w\xA0-\uFFFF]*)\s*=>))/,
|
|
alias: 'function'
|
|
},
|
|
'parameter': [
|
|
{
|
|
pattern: /(function(?:\s+[_$A-Za-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*)?\s*\(\s*)(?!\s)(?:[^()]|\([^()]*\))+?(?=\s*\))/,
|
|
lookbehind: true,
|
|
inside: Prism.languages.javascript
|
|
},
|
|
{
|
|
pattern: /[_$a-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\s*=>)/i,
|
|
inside: Prism.languages.javascript
|
|
},
|
|
{
|
|
pattern: /(\(\s*)(?!\s)(?:[^()]|\([^()]*\))+?(?=\s*\)\s*=>)/,
|
|
lookbehind: true,
|
|
inside: Prism.languages.javascript
|
|
},
|
|
{
|
|
pattern: /((?:\b|\s|^)(?!(?:as|async|await|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|undefined|var|void|while|with|yield)(?![$\w\xA0-\uFFFF]))(?:[_$A-Za-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*\s*)\(\s*)(?!\s)(?:[^()]|\([^()]*\))+?(?=\s*\)\s*\{)/,
|
|
lookbehind: true,
|
|
inside: Prism.languages.javascript
|
|
}
|
|
],
|
|
'constant': /\b[A-Z](?:[A-Z_]|\dx?)*\b/
|
|
});
|
|
|
|
Prism.languages.insertBefore('javascript', 'string', {
|
|
'template-string': {
|
|
pattern: /`(?:\\[\s\S]|\${(?:[^{}]|{(?:[^{}]|{[^}]*})*})+}|(?!\${)[^\\`])*`/,
|
|
greedy: true,
|
|
inside: {
|
|
'template-punctuation': {
|
|
pattern: /^`|`$/,
|
|
alias: 'string'
|
|
},
|
|
'interpolation': {
|
|
pattern: /((?:^|[^\\])(?:\\{2})*)\${(?:[^{}]|{(?:[^{}]|{[^}]*})*})+}/,
|
|
lookbehind: true,
|
|
inside: {
|
|
'interpolation-punctuation': {
|
|
pattern: /^\${|}$/,
|
|
alias: 'punctuation'
|
|
},
|
|
rest: Prism.languages.javascript
|
|
}
|
|
},
|
|
'string': /[\s\S]+/
|
|
}
|
|
}
|
|
});
|
|
|
|
if (Prism.languages.markup) {
|
|
Prism.languages.markup.tag.addInlined('script', 'javascript');
|
|
}
|
|
|
|
Prism.languages.js = Prism.languages.javascript;
|
|
|
|
|
|
/* **********************************************
|
|
Begin prism-file-highlight.js
|
|
********************************************** */
|
|
|
|
(function () {
|
|
if (typeof self === 'undefined' || !self.Prism || !self.document || !document.querySelector) {
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* @param {Element} [container=document]
|
|
*/
|
|
self.Prism.fileHighlight = function(container) {
|
|
container = container || document;
|
|
|
|
var Extensions = {
|
|
'js': 'javascript',
|
|
'py': 'python',
|
|
'rb': 'ruby',
|
|
'ps1': 'powershell',
|
|
'psm1': 'powershell',
|
|
'sh': 'bash',
|
|
'bat': 'batch',
|
|
'h': 'c',
|
|
'tex': 'latex'
|
|
};
|
|
|
|
Array.prototype.slice.call(container.querySelectorAll('pre[data-src]')).forEach(function (pre) {
|
|
// ignore if already loaded
|
|
if (pre.hasAttribute('data-src-loaded')) {
|
|
return;
|
|
}
|
|
|
|
// load current
|
|
var src = pre.getAttribute('data-src');
|
|
|
|
var language, parent = pre;
|
|
var lang = /\blang(?:uage)?-([\w-]+)\b/i;
|
|
while (parent && !lang.test(parent.className)) {
|
|
parent = parent.parentNode;
|
|
}
|
|
|
|
if (parent) {
|
|
language = (pre.className.match(lang) || [, ''])[1];
|
|
}
|
|
|
|
if (!language) {
|
|
var extension = (src.match(/\.(\w+)$/) || [, ''])[1];
|
|
language = Extensions[extension] || extension;
|
|
}
|
|
|
|
var code = document.createElement('code');
|
|
code.className = 'language-' + language;
|
|
|
|
pre.textContent = '';
|
|
|
|
code.textContent = 'Loading…';
|
|
|
|
pre.appendChild(code);
|
|
|
|
var xhr = new XMLHttpRequest();
|
|
|
|
xhr.open('GET', src, true);
|
|
|
|
xhr.onreadystatechange = function () {
|
|
if (xhr.readyState == 4) {
|
|
|
|
if (xhr.status < 400 && xhr.responseText) {
|
|
code.textContent = xhr.responseText;
|
|
|
|
Prism.highlightElement(code);
|
|
// mark as loaded
|
|
pre.setAttribute('data-src-loaded', '');
|
|
}
|
|
else if (xhr.status >= 400) {
|
|
code.textContent = '✖ Error ' + xhr.status + ' while fetching file: ' + xhr.statusText;
|
|
}
|
|
else {
|
|
code.textContent = '✖ Error: File does not exist or is empty';
|
|
}
|
|
}
|
|
};
|
|
|
|
xhr.send(null);
|
|
});
|
|
};
|
|
|
|
document.addEventListener('DOMContentLoaded', function () {
|
|
// execute inside handler, for dropping Event as argument
|
|
self.Prism.fileHighlight();
|
|
});
|
|
|
|
})();
|
|
|
|
(function() {
|
|
|
|
var assign = Object.assign || function (obj1, obj2) {
|
|
for (var name in obj2) {
|
|
if (obj2.hasOwnProperty(name))
|
|
obj1[name] = obj2[name];
|
|
}
|
|
return obj1;
|
|
}
|
|
|
|
function NormalizeWhitespace(defaults) {
|
|
this.defaults = assign({}, defaults);
|
|
}
|
|
|
|
function toCamelCase(value) {
|
|
return value.replace(/-(\w)/g, function(match, firstChar) {
|
|
return firstChar.toUpperCase();
|
|
});
|
|
}
|
|
|
|
function tabLen(str) {
|
|
var res = 0;
|
|
for (var i = 0; i < str.length; ++i) {
|
|
if (str.charCodeAt(i) == '\t'.charCodeAt(0))
|
|
res += 3;
|
|
}
|
|
return str.length + res;
|
|
}
|
|
|
|
NormalizeWhitespace.prototype = {
|
|
setDefaults: function (defaults) {
|
|
this.defaults = assign(this.defaults, defaults);
|
|
},
|
|
normalize: function (input, settings) {
|
|
settings = assign(this.defaults, settings);
|
|
|
|
for (var name in settings) {
|
|
var methodName = toCamelCase(name);
|
|
if (name !== "normalize" && methodName !== 'setDefaults' &&
|
|
settings[name] && this[methodName]) {
|
|
input = this[methodName].call(this, input, settings[name]);
|
|
}
|
|
}
|
|
|
|
return input;
|
|
},
|
|
|
|
/*
|
|
* Normalization methods
|
|
*/
|
|
leftTrim: function (input) {
|
|
return input.replace(/^\s+/, '');
|
|
},
|
|
rightTrim: function (input) {
|
|
return input.replace(/\s+$/, '');
|
|
},
|
|
tabsToSpaces: function (input, spaces) {
|
|
spaces = spaces|0 || 4;
|
|
return input.replace(/\t/g, new Array(++spaces).join(' '));
|
|
},
|
|
spacesToTabs: function (input, spaces) {
|
|
spaces = spaces|0 || 4;
|
|
return input.replace(RegExp(' {' + spaces + '}', 'g'), '\t');
|
|
},
|
|
removeTrailing: function (input) {
|
|
return input.replace(/\s*?$/gm, '');
|
|
},
|
|
// Support for deprecated plugin remove-initial-line-feed
|
|
removeInitialLineFeed: function (input) {
|
|
return input.replace(/^(?:\r?\n|\r)/, '');
|
|
},
|
|
removeIndent: function (input) {
|
|
var indents = input.match(/^[^\S\n\r]*(?=\S)/gm);
|
|
|
|
if (!indents || !indents[0].length)
|
|
return input;
|
|
|
|
indents.sort(function(a, b){return a.length - b.length; });
|
|
|
|
if (!indents[0].length)
|
|
return input;
|
|
|
|
return input.replace(RegExp('^' + indents[0], 'gm'), '');
|
|
},
|
|
indent: function (input, tabs) {
|
|
return input.replace(/^[^\S\n\r]*(?=\S)/gm, new Array(++tabs).join('\t') + '$&');
|
|
},
|
|
breakLines: function (input, characters) {
|
|
characters = (characters === true) ? 80 : characters|0 || 80;
|
|
|
|
var lines = input.split('\n');
|
|
for (var i = 0; i < lines.length; ++i) {
|
|
if (tabLen(lines[i]) <= characters)
|
|
continue;
|
|
|
|
var line = lines[i].split(/(\s+)/g),
|
|
len = 0;
|
|
|
|
for (var j = 0; j < line.length; ++j) {
|
|
var tl = tabLen(line[j]);
|
|
len += tl;
|
|
if (len > characters) {
|
|
line[j] = '\n' + line[j];
|
|
len = tl;
|
|
}
|
|
}
|
|
lines[i] = line.join('');
|
|
}
|
|
return lines.join('\n');
|
|
}
|
|
};
|
|
|
|
// Support node modules
|
|
if (typeof module !== 'undefined' && module.exports) {
|
|
module.exports = NormalizeWhitespace;
|
|
}
|
|
|
|
// Exit if prism is not loaded
|
|
if (typeof Prism === 'undefined') {
|
|
return;
|
|
}
|
|
|
|
Prism.plugins.NormalizeWhitespace = new NormalizeWhitespace({
|
|
'remove-trailing': true,
|
|
'remove-indent': true,
|
|
'left-trim': true,
|
|
'right-trim': true,
|
|
/*'break-lines': 80,
|
|
'indent': 2,
|
|
'remove-initial-line-feed': false,
|
|
'tabs-to-spaces': 4,
|
|
'spaces-to-tabs': 4*/
|
|
});
|
|
|
|
Prism.hooks.add('before-sanity-check', function (env) {
|
|
var Normalizer = Prism.plugins.NormalizeWhitespace;
|
|
|
|
// Check settings
|
|
if (env.settings && env.settings['whitespace-normalization'] === false) {
|
|
return;
|
|
}
|
|
|
|
// Simple mode if there is no env.element
|
|
if ((!env.element || !env.element.parentNode) && env.code) {
|
|
env.code = Normalizer.normalize(env.code, env.settings);
|
|
return;
|
|
}
|
|
|
|
// Normal mode
|
|
var pre = env.element.parentNode;
|
|
var clsReg = /(?:^|\s)no-whitespace-normalization(?:\s|$)/;
|
|
if (!env.code || !pre || pre.nodeName.toLowerCase() !== 'pre' ||
|
|
clsReg.test(pre.className) || clsReg.test(env.element.className))
|
|
return;
|
|
|
|
var children = pre.childNodes,
|
|
before = '',
|
|
after = '',
|
|
codeFound = false;
|
|
|
|
// Move surrounding whitespace from the <pre> tag into the <code> tag
|
|
for (var i = 0; i < children.length; ++i) {
|
|
var node = children[i];
|
|
|
|
if (node == env.element) {
|
|
codeFound = true;
|
|
} else if (node.nodeName === "#text") {
|
|
if (codeFound) {
|
|
after += node.nodeValue;
|
|
} else {
|
|
before += node.nodeValue;
|
|
}
|
|
|
|
pre.removeChild(node);
|
|
--i;
|
|
}
|
|
}
|
|
|
|
if (!env.element.children.length || !Prism.plugins.KeepMarkup) {
|
|
env.code = before + env.code + after;
|
|
env.code = Normalizer.normalize(env.code, env.settings);
|
|
} else {
|
|
// Preserve markup for keep-markup plugin
|
|
var html = before + env.element.innerHTML + after;
|
|
env.element.innerHTML = Normalizer.normalize(html, env.settings);
|
|
env.code = env.element.textContent;
|
|
}
|
|
});
|
|
|
|
}());
|
|
|
|
Prism.plugins.NormalizeWhitespace.setDefaults({
|
|
'remove-trailing': true,
|
|
'remove-indent': true,
|
|
'left-trim': true,
|
|
'right-trim': true
|
|
});
|