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Editing: prismjs.bundle.js
/* ********************************************** Begin prism-core.js ********************************************** */ /// <reference lib="WebWorker"/> var _self = (typeof window !== 'undefined') ? window // if in browser : ( (typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope) ? self // if in worker : {} // if in node js ); /** * Prism: Lightweight, robust, elegant syntax highlighting * * @license MIT <https://opensource.org/licenses/MIT> * @author Lea Verou <https://lea.verou.me> * @namespace * @public */ var Prism = (function (_self) { // Private helper vars var lang = /(?:^|\s)lang(?:uage)?-([\w-]+)(?=\s|$)/i; var uniqueId = 0; // The grammar object for plaintext var plainTextGrammar = {}; var _ = { /** * By default, Prism will attempt to highlight all code elements (by calling {@link Prism.highlightAll}) on the * current page after the page finished loading. This might be a problem if e.g. you wanted to asynchronously load * additional languages or plugins yourself. * * By setting this value to `true`, Prism will not automatically highlight all code elements on the page. * * You obviously have to change this value before the automatic highlighting started. To do this, you can add an * empty Prism object into the global scope before loading the Prism script like this: * * ```js * window.Prism = window.Prism || {}; * Prism.manual = true; * // add a new <script> to load Prism's script * ``` * * @default false * @type {boolean} * @memberof Prism * @public */ manual: _self.Prism && _self.Prism.manual, /** * By default, if Prism is in a web worker, it assumes that it is in a worker it created itself, so it uses * `addEventListener` to communicate with its parent instance. However, if you're using Prism manually in your * own worker, you don't want it to do this. * * By setting this value to `true`, Prism will not add its own listeners to the worker. * * You obviously have to change this value before Prism executes. To do this, you can add an * empty Prism object into the global scope before loading the Prism script like this: * * ```js * window.Prism = window.Prism || {}; * Prism.disableWorkerMessageHandler = true; * // Load Prism's script * ``` * * @default false * @type {boolean} * @memberof Prism * @public */ disableWorkerMessageHandler: _self.Prism && _self.Prism.disableWorkerMessageHandler, /** * A namespace for utility methods. * * All function in this namespace that are not explicitly marked as _public_ are for __internal use only__ and may * change or disappear at any time. * * @namespace * @memberof Prism */ util: { encode: function encode(tokens) { if (tokens instanceof Token) { return new Token(tokens.type, encode(tokens.content), tokens.alias); } else if (Array.isArray(tokens)) { return tokens.map(encode); } else { return tokens.replace(/&/g, '&').replace(/</g, '<').replace(/\u00a0/g, ' '); } }, /** * Returns the name of the type of the given value. * * @param {any} o * @returns {string} * @example * type(null) === 'Null' * type(undefined) === 'Undefined' * type(123) === 'Number' * type('foo') === 'String' * type(true) === 'Boolean' * type([1, 2]) === 'Array' * type({}) === 'Object' * type(String) === 'Function' * type(/abc+/) === 'RegExp' */ type: function (o) { return Object.prototype.toString.call(o).slice(8, -1); }, /** * Returns a unique number for the given object. Later calls will still return the same number. * * @param {Object} obj * @returns {number} */ objId: function (obj) { if (!obj['__id']) { Object.defineProperty(obj, '__id', { value: ++uniqueId }); } return obj['__id']; }, /** * Creates a deep clone of the given object. * * The main intended use of this function is to clone language definitions. * * @param {T} o * @param {Record<number, any>} [visited] * @returns {T} * @template T */ clone: function deepClone(o, visited) { visited = visited || {}; var clone; var id; switch (_.util.type(o)) { case 'Object': id = _.util.objId(o); if (visited[id]) { return visited[id]; } clone = /** @type {Record<string, any>} */ ({}); visited[id] = clone; for (var key in o) { if (o.hasOwnProperty(key)) { clone[key] = deepClone(o[key], visited); } } return /** @type {any} */ (clone); case 'Array': id = _.util.objId(o); if (visited[id]) { return visited[id]; } clone = []; visited[id] = clone; (/** @type {Array} */(/** @type {any} */(o))).forEach(function (v, i) { clone[i] = deepClone(v, visited); }); return /** @type {any} */ (clone); default: return o; } }, /** * Returns the Prism language of the given element set by a `language-xxxx` or `lang-xxxx` class. * * If no language is set for the element or the element is `null` or `undefined`, `none` will be returned. * * @param {Element} element * @returns {string} */ getLanguage: function (element) { while (element) { var m = lang.exec(element.className); if (m) { return m[1].toLowerCase(); } element = element.parentElement; } return 'none'; }, /** * Sets the Prism `language-xxxx` class of the given element. * * @param {Element} element * @param {string} language * @returns {void} */ setLanguage: function (element, language) { // remove all `language-xxxx` classes // (this might leave behind a leading space) element.className = element.className.replace(RegExp(lang, 'gi'), ''); // add the new `language-xxxx` class // (using `classList` will automatically clean up spaces for us) element.classList.add('language-' + language); }, /** * Returns the script element that is currently executing. * * This does __not__ work for line script element. * * @returns {HTMLScriptElement | null} */ currentScript: function () { if (typeof document === 'undefined') { return null; } if ('currentScript' in document && 1 < 2 /* hack to trip TS' flow analysis */) { return /** @type {any} */ (document.currentScript); } // IE11 workaround // we'll get the src of the current script by parsing IE11's error stack trace // this will not work for inline scripts try { throw new Error(); } catch (err) { // Get file src url from stack. Specifically works with the format of stack traces in IE. // A stack will look like this: // // Error // at _.util.currentScript (http://localhost/components/prism-core.js:119:5) // at Global code (http://localhost/components/prism-core.js:606:1) var src = (/at [^(\r\n]*\((.*):[^:]+:[^:]+\)$/i.exec(err.stack) || [])[1]; if (src) { var scripts = document.getElementsByTagName('script'); for (var i in scripts) { if (scripts[i].src == src) { return scripts[i]; } } } return null; } }, /** * Returns whether a given class is active for `element`. * * The class can be activated if `element` or one of its ancestors has the given class and it can be deactivated * if `element` or one of its ancestors has the negated version of the given class. The _negated version_ of the * given class is just the given class with a `no-` prefix. * * Whether the class is active is determined by the closest ancestor of `element` (where `element` itself is * closest ancestor) that has the given class or the negated version of it. If neither `element` nor any of its * ancestors have the given class or the negated version of it, then the default activation will be returned. * * In the paradoxical situation where the closest ancestor contains __both__ the given class and the negated * version of it, the class is considered active. * * @param {Element} element * @param {string} className * @param {boolean} [defaultActivation=false] * @returns {boolean} */ isActive: function (element, className, defaultActivation) { var no = 'no-' + className; while (element) { var classList = element.classList; if (classList.contains(className)) { return true; } if (classList.contains(no)) { return false; } element = element.parentElement; } return !!defaultActivation; } }, /** * This namespace contains all currently loaded languages and the some helper functions to create and modify languages. * * @namespace * @memberof Prism * @public */ languages: { /** * The grammar for plain, unformatted text. */ plain: plainTextGrammar, plaintext: plainTextGrammar, text: plainTextGrammar, txt: plainTextGrammar, /** * Creates a deep copy of the language with the given id and appends the given tokens. * * If a token in `redef` also appears in the copied language, then the existing token in the copied language * will be overwritten at its original position. * * ## Best practices * * Since the position of overwriting tokens (token in `redef` that overwrite tokens in the copied language) * doesn't matter, they can technically be in any order. However, this can be confusing to others that trying to * understand the language definition because, normally, the order of tokens matters in Prism grammars. * * Therefore, it is encouraged to order overwriting tokens according to the positions of the overwritten tokens. * Furthermore, all non-overwriting tokens should be placed after the overwriting ones. * * @param {string} id The id of the language to extend. This has to be a key in `Prism.languages`. * @param {Grammar} redef The new tokens to append. * @returns {Grammar} The new language created. * @public * @example * Prism.languages['css-with-colors'] = Prism.languages.extend('css', { * // Prism.languages.css already has a 'comment' token, so this token will overwrite CSS' 'comment' token * // at its original position * 'comment': { ... }, * // CSS doesn't have a 'color' token, so this token will be appended * 'color': /\b(?:red|green|blue)\b/ * }); */ extend: function (id, redef) { var lang = _.util.clone(_.languages[id]); for (var key in redef) { lang[key] = redef[key]; } return lang; }, /** * Inserts tokens _before_ another token in a language definition or any other grammar. * * ## Usage * * This helper method makes it easy to modify existing languages. For example, the CSS language definition * not only defines CSS highlighting for CSS documents, but also needs to define highlighting for CSS embedded * in HTML through `<style>` elements. To do this, it needs to modify `Prism.languages.markup` and add the * appropriate tokens. However, `Prism.languages.markup` is a regular JavaScript object literal, so if you do * this: * * ```js * Prism.languages.markup.style = { * // token * }; * ``` * * then the `style` token will be added (and processed) at the end. `insertBefore` allows you to insert tokens * before existing tokens. For the CSS example above, you would use it like this: * * ```js * Prism.languages.insertBefore('markup', 'cdata', { * 'style': { * // token * } * }); * ``` * * ## Special cases * * If the grammars of `inside` and `insert` have tokens with the same name, the tokens in `inside`'s grammar * will be ignored. * * This behavior can be used to insert tokens after `before`: * * ```js * Prism.languages.insertBefore('markup', 'comment', { * 'comment': Prism.languages.markup.comment, * // tokens after 'comment' * }); * ``` * * ## Limitations * * The main problem `insertBefore` has to solve is iteration order. Since ES2015, the iteration order for object * properties is guaranteed to be the insertion order (except for integer keys) but some browsers behave * differently when keys are deleted and re-inserted. So `insertBefore` can't be implemented by temporarily * deleting properties which is necessary to insert at arbitrary positions. * * To solve this problem, `insertBefore` doesn't actually insert the given tokens into the target object. * Instead, it will create a new object and replace all references to the target object with the new one. This * can be done without temporarily deleting properties, so the iteration order is well-defined. * * However, only references that can be reached from `Prism.languages` or `insert` will be replaced. I.e. if * you hold the target object in a variable, then the value of the variable will not change. * * ```js * var oldMarkup = Prism.languages.markup; * var newMarkup = Prism.languages.insertBefore('markup', 'comment', { ... }); * * assert(oldMarkup !== Prism.languages.markup); * assert(newMarkup === Prism.languages.markup); * ``` * * @param {string} inside The property of `root` (e.g. a language id in `Prism.languages`) that contains the * object to be modified. * @param {string} before The key to insert before. * @param {Grammar} insert An object containing the key-value pairs to be inserted. * @param {Object<string, any>} [root] The object containing `inside`, i.e. the object that contains the * object to be modified. * * Defaults to `Prism.languages`. * @returns {Grammar} The new grammar object. * @public */ insertBefore: function (inside, before, insert, root) { root = root || /** @type {any} */ (_.languages); var grammar = root[inside]; /** @type {Grammar} */ var ret = {}; for (var token in grammar) { if (grammar.hasOwnProperty(token)) { if (token == before) { for (var newToken in insert) { if (insert.hasOwnProperty(newToken)) { ret[newToken] = insert[newToken]; } } } // Do not insert token which also occur in insert. See #1525 if (!insert.hasOwnProperty(token)) { ret[token] = grammar[token]; } } } var old = root[inside]; root[inside] = ret; // Update references in other language definitions _.languages.DFS(_.languages, function (key, value) { if (value === old && key != inside) { this[key] = ret; } }); return ret; }, // Traverse a language definition with Depth First Search DFS: function DFS(o, callback, type, visited) { visited = visited || {}; var objId = _.util.objId; for (var i in o) { if (o.hasOwnProperty(i)) { callback.call(o, i, o[i], type || i); var property = o[i]; var propertyType = _.util.type(property); if (propertyType === 'Object' && !visited[objId(property)]) { visited[objId(property)] = true; DFS(property, callback, null, visited); } else if (propertyType === 'Array' && !visited[objId(property)]) { visited[objId(property)] = true; DFS(property, callback, i, visited); } } } } }, plugins: {}, /** * This is the most high-level function in Prism’s API. * It fetches all the elements that have a `.language-xxxx` class and then calls {@link Prism.highlightElement} on * each one of them. * * This is equivalent to `Prism.highlightAllUnder(document, async, callback)`. * * @param {boolean} [async=false] Same as in {@link Prism.highlightAllUnder}. * @param {HighlightCallback} [callback] Same as in {@link Prism.highlightAllUnder}. * @memberof Prism * @public */ highlightAll: function (async, callback) { _.highlightAllUnder(document, async, callback); }, /** * Fetches all the descendants of `container` that have a `.language-xxxx` class and then calls * {@link Prism.highlightElement} on each one of them. * * The following hooks will be run: * 1. `before-highlightall` * 2. `before-all-elements-highlight` * 3. All hooks of {@link Prism.highlightElement} for each element. * * @param {ParentNode} container The root element, whose descendants that have a `.language-xxxx` class will be highlighted. * @param {boolean} [async=false] Whether each element is to be highlighted asynchronously using Web Workers. * @param {HighlightCallback} [callback] An optional callback to be invoked on each element after its highlighting is done. * @memberof Prism * @public */ highlightAllUnder: function (container, async, callback) { var env = { callback: callback, container: container, selector: 'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code' }; _.hooks.run('before-highlightall', env); env.elements = Array.prototype.slice.apply(env.container.querySelectorAll(env.selector)); _.hooks.run('before-all-elements-highlight', env); for (var i = 0, element; (element = env.elements[i++]);) { _.highlightElement(element, async === true, env.callback); } }, /** * Highlights the code inside a single element. * * The following hooks will be run: * 1. `before-sanity-check` * 2. `before-highlight` * 3. All hooks of {@link Prism.highlight}. These hooks will be run by an asynchronous worker if `async` is `true`. * 4. `before-insert` * 5. `after-highlight` * 6. `complete` * * Some the above hooks will be skipped if the element doesn't contain any text or there is no grammar loaded for * the element's language. * * @param {Element} element The element containing the code. * It must have a class of `language-xxxx` to be processed, where `xxxx` is a valid language identifier. * @param {boolean} [async=false] Whether the element is to be highlighted asynchronously using Web Workers * to improve performance and avoid blocking the UI when highlighting very large chunks of code. This option is * [disabled by default](https://prismjs.com/faq.html#why-is-asynchronous-highlighting-disabled-by-default). * * Note: All language definitions required to highlight the code must be included in the main `prism.js` file for * asynchronous highlighting to work. You can build your own bundle on the * [Download page](https://prismjs.com/download.html). * @param {HighlightCallback} [callback] An optional callback to be invoked after the highlighting is done. * Mostly useful when `async` is `true`, since in that case, the highlighting is done asynchronously. * @memberof Prism * @public */ highlightElement: function (element, async, callback) { // Find language var language = _.util.getLanguage(element); var grammar = _.languages[language]; // Set language on the element, if not present _.util.setLanguage(element, language); // Set language on the parent, for styling var parent = element.parentElement; if (parent && parent.nodeName.toLowerCase() === 'pre') { _.util.setLanguage(parent, language); } var code = element.textContent; var env = { element: element, language: language, grammar: grammar, code: code }; function insertHighlightedCode(highlightedCode) { env.highlightedCode = highlightedCode; _.hooks.run('before-insert', env); env.element.innerHTML = env.highlightedCode; _.hooks.run('after-highlight', env); _.hooks.run('complete', env); callback && callback.call(env.element); } _.hooks.run('before-sanity-check', env); // plugins may change/add the parent/element parent = env.element.parentElement; if (parent && parent.nodeName.toLowerCase() === 'pre' && !parent.hasAttribute('tabindex')) { parent.setAttribute('tabindex', '0'); } if (!env.code) { _.hooks.run('complete', env); callback && callback.call(env.element); return; } _.hooks.run('before-highlight', env); if (!env.grammar) { insertHighlightedCode(_.util.encode(env.code)); return; } if (async && _self.Worker) { var worker = new Worker(_.filename); worker.onmessage = function (evt) { insertHighlightedCode(evt.data); }; worker.postMessage(JSON.stringify({ language: env.language, code: env.code, immediateClose: true })); } else { insertHighlightedCode(_.highlight(env.code, env.grammar, env.language)); } }, /** * Low-level function, only use if you know what you’re doing. It accepts a string of text as input * and the language definitions to use, and returns a string with the HTML produced. * * The following hooks will be run: * 1. `before-tokenize` * 2. `after-tokenize` * 3. `wrap`: On each {@link Token}. * * @param {string} text A string with the code to be highlighted. * @param {Grammar} grammar An object containing the tokens to use. * * Usually a language definition like `Prism.languages.markup`. * @param {string} language The name of the language definition passed to `grammar`. * @returns {string} The highlighted HTML. * @memberof Prism * @public * @example * Prism.highlight('var foo = true;', Prism.languages.javascript, 'javascript'); */ highlight: function (text, grammar, language) { var env = { code: text, grammar: grammar, language: language }; _.hooks.run('before-tokenize', env); if (!env.grammar) { throw new Error('The language "' + env.language + '" has no grammar.'); } env.tokens = _.tokenize(env.code, env.grammar); _.hooks.run('after-tokenize', env); return Token.stringify(_.util.encode(env.tokens), env.language); }, /** * This is the heart of Prism, and the most low-level function you can use. It accepts a string of text as input * and the language definitions to use, and returns an array with the tokenized code. * * When the language definition includes nested tokens, the function is called recursively on each of these tokens. * * This method could be useful in other contexts as well, as a very crude parser. * * @param {string} text A string with the code to be highlighted. * @param {Grammar} grammar An object containing the tokens to use. * * Usually a language definition like `Prism.languages.markup`. * @returns {TokenStream} An array of strings and tokens, a token stream. * @memberof Prism * @public * @example * let code = `var foo = 0;`; * let tokens = Prism.tokenize(code, Prism.languages.javascript); * tokens.forEach(token => { * if (token instanceof Prism.Token && token.type === 'number') { * console.log(`Found numeric literal: ${token.content}`); * } * }); */ tokenize: function (text, grammar) { var rest = grammar.rest; if (rest) { for (var token in rest) { grammar[token] = rest[token]; } delete grammar.rest; } var tokenList = new LinkedList(); addAfter(tokenList, tokenList.head, text); matchGrammar(text, tokenList, grammar, tokenList.head, 0); return toArray(tokenList); }, /** * @namespace * @memberof Prism * @public */ hooks: { all: {}, /** * Adds the given callback to the list of callbacks for the given hook. * * The callback will be invoked when the hook it is registered for is run. * Hooks are usually directly run by a highlight function but you can also run hooks yourself. * * One callback function can be registered to multiple hooks and the same hook multiple times. * * @param {string} name The name of the hook. * @param {HookCallback} callback The callback function which is given environment variables. * @public */ add: function (name, callback) { var hooks = _.hooks.all; hooks[name] = hooks[name] || []; hooks[name].push(callback); }, /** * Runs a hook invoking all registered callbacks with the given environment variables. * * Callbacks will be invoked synchronously and in the order in which they were registered. * * @param {string} name The name of the hook. * @param {Object<string, any>} env The environment variables of the hook passed to all callbacks registered. * @public */ run: function (name, env) { var callbacks = _.hooks.all[name]; if (!callbacks || !callbacks.length) { return; } for (var i = 0, callback; (callback = callbacks[i++]);) { callback(env); } } }, Token: Token }; _self.Prism = _; // Typescript note: // The following can be used to import the Token type in JSDoc: // // @typedef {InstanceType<import("./prism-core")["Token"]>} Token /** * Creates a new token. * * @param {string} type See {@link Token#type type} * @param {string | TokenStream} content See {@link Token#content content} * @param {string|string[]} [alias] The alias(es) of the token. * @param {string} [matchedStr=""] A copy of the full string this token was created from. * @class * @global * @public */ function Token(type, content, alias, matchedStr) { /** * The type of the token. * * This is usually the key of a pattern in a {@link Grammar}. * * @type {string} * @see GrammarToken * @public */ this.type = type; /** * The strings or tokens contained by this token. * * This will be a token stream if the pattern matched also defined an `inside` grammar. * * @type {string | TokenStream} * @public */ this.content = content; /** * The alias(es) of the token. * * @type {string|string[]} * @see GrammarToken * @public */ this.alias = alias; // Copy of the full string this token was created from this.length = (matchedStr || '').length | 0; } /** * A token stream is an array of strings and {@link Token Token} objects. * * Token streams have to fulfill a few properties that are assumed by most functions (mostly internal ones) that process * them. * * 1. No adjacent strings. * 2. No empty strings. * * The only exception here is the token stream that only contains the empty string and nothing else. * * @typedef {Array<string | Token>} TokenStream * @global * @public */ /** * Converts the given token or token stream to an HTML representation. * * The following hooks will be run: * 1. `wrap`: On each {@link Token}. * * @param {string | Token | TokenStream} o The token or token stream to be converted. * @param {string} language The name of current language. * @returns {string} The HTML representation of the token or token stream. * @memberof Token * @static */ Token.stringify = function stringify(o, language) { if (typeof o == 'string') { return o; } if (Array.isArray(o)) { var s = ''; o.forEach(function (e) { s += stringify(e, language); }); return s; } var env = { type: o.type, content: stringify(o.content, language), tag: 'span', classes: ['token', o.type], attributes: {}, language: language }; var aliases = o.alias; if (aliases) { if (Array.isArray(aliases)) { Array.prototype.push.apply(env.classes, aliases); } else { env.classes.push(aliases); } } _.hooks.run('wrap', env); var attributes = ''; for (var name in env.attributes) { attributes += ' ' + name + '="' + (env.attributes[name] || '').replace(/"/g, '"') + '"'; } return '<' + env.tag + ' class="' + env.classes.join(' ') + '"' + attributes + '>' + env.content + '</' + env.tag + '>'; }; /** * @param {RegExp} pattern * @param {number} pos * @param {string} text * @param {boolean} lookbehind * @returns {RegExpExecArray | null} */ function matchPattern(pattern, pos, text, lookbehind) { pattern.lastIndex = pos; var match = pattern.exec(text); if (match && lookbehind && match[1]) { // change the match to remove the text matched by the Prism lookbehind group var lookbehindLength = match[1].length; match.index += lookbehindLength; match[0] = match[0].slice(lookbehindLength); } return match; } /** * @param {string} text * @param {LinkedList<string | Token>} tokenList * @param {any} grammar * @param {LinkedListNode<string | Token>} startNode * @param {number} startPos * @param {RematchOptions} [rematch] * @returns {void} * @private * * @typedef RematchOptions * @property {string} cause * @property {number} reach */ function matchGrammar(text, tokenList, grammar, startNode, startPos, rematch) { for (var token in grammar) { if (!grammar.hasOwnProperty(token) || !grammar[token]) { continue; } var patterns = grammar[token]; patterns = Array.isArray(patterns) ? patterns : [patterns]; for (var j = 0; j < patterns.length; ++j) { if (rematch && rematch.cause == token + ',' + j) { return; } var patternObj = patterns[j]; var inside = patternObj.inside; var lookbehind = !!patternObj.lookbehind; var greedy = !!patternObj.greedy; var alias = patternObj.alias; if (greedy && !patternObj.pattern.global) { // Without the global flag, lastIndex won't work var flags = patternObj.pattern.toString().match(/[imsuy]*$/)[0]; patternObj.pattern = RegExp(patternObj.pattern.source, flags + 'g'); } /** @type {RegExp} */ var pattern = patternObj.pattern || patternObj; for ( // iterate the token list and keep track of the current token/string position var currentNode = startNode.next, pos = startPos; currentNode !== tokenList.tail; pos += currentNode.value.length, currentNode = currentNode.next ) { if (rematch && pos >= rematch.reach) { break; } var str = currentNode.value; if (tokenList.length > text.length) { // Something went terribly wrong, ABORT, ABORT! return; } if (str instanceof Token) { continue; } var removeCount = 1; // this is the to parameter of removeBetween var match; if (greedy) { match = matchPattern(pattern, pos, text, lookbehind); if (!match || match.index >= text.length) { break; } var from = match.index; var to = match.index + match[0].length; var p = pos; // find the node that contains the match p += currentNode.value.length; while (from >= p) { currentNode = currentNode.next; p += currentNode.value.length; } // adjust pos (and p) p -= currentNode.value.length; pos = p; // the current node is a Token, then the match starts inside another Token, which is invalid if (currentNode.value instanceof Token) { continue; } // find the last node which is affected by this match for ( var k = currentNode; k !== tokenList.tail && (p < to || typeof k.value === 'string'); k = k.next ) { removeCount++; p += k.value.length; } removeCount--; // replace with the new match str = text.slice(pos, p); match.index -= pos; } else { match = matchPattern(pattern, 0, str, lookbehind); if (!match) { continue; } } // eslint-disable-next-line no-redeclare var from = match.index; var matchStr = match[0]; var before = str.slice(0, from); var after = str.slice(from + matchStr.length); var reach = pos + str.length; if (rematch && reach > rematch.reach) { rematch.reach = reach; } var removeFrom = currentNode.prev; if (before) { removeFrom = addAfter(tokenList, removeFrom, before); pos += before.length; } removeRange(tokenList, removeFrom, removeCount); var wrapped = new Token(token, inside ? _.tokenize(matchStr, inside) : matchStr, alias, matchStr); currentNode = addAfter(tokenList, removeFrom, wrapped); if (after) { addAfter(tokenList, currentNode, after); } if (removeCount > 1) { // at least one Token object was removed, so we have to do some rematching // this can only happen if the current pattern is greedy /** @type {RematchOptions} */ var nestedRematch = { cause: token + ',' + j, reach: reach }; matchGrammar(text, tokenList, grammar, currentNode.prev, pos, nestedRematch); // the reach might have been extended because of the rematching if (rematch && nestedRematch.reach > rematch.reach) { rematch.reach = nestedRematch.reach; } } } } } } /** * @typedef LinkedListNode * @property {T} value * @property {LinkedListNode<T> | null} prev The previous node. * @property {LinkedListNode<T> | null} next The next node. * @template T * @private */ /** * @template T * @private */ 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); var lang = message.language; var code = message.code; var 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; } // some additional documentation/types /** * The expansion of a simple `RegExp` literal to support additional properties. * * @typedef GrammarToken * @property {RegExp} pattern The regular expression of the token. * @property {boolean} [lookbehind=false] If `true`, then the first capturing group of `pattern` will (effectively) * behave as a lookbehind group meaning that the captured text will not be part of the matched text of the new token. * @property {boolean} [greedy=false] Whether the token is greedy. * @property {string|string[]} [alias] An optional alias or list of aliases. * @property {Grammar} [inside] The nested grammar of this token. * * The `inside` grammar will be used to tokenize the text value of each token of this kind. * * This can be used to make nested and even recursive language definitions. * * Note: This can cause infinite recursion. Be careful when you embed different languages or even the same language into * each another. * @global * @public */ /** * @typedef Grammar * @type {Object<string, RegExp | GrammarToken | Array<RegExp | GrammarToken>>} * @property {Grammar} [rest] An optional grammar object that will be appended to this grammar. * @global * @public */ /** * A function which will invoked after an element was successfully highlighted. * * @callback HighlightCallback * @param {Element} element The element successfully highlighted. * @returns {void} * @global * @public */ /** * @callback HookCallback * @param {Object<string, any>} env The environment variables of the hook. * @returns {void} * @global * @public */ /* ********************************************** Begin prism-markup.js ********************************************** */ Prism.languages.markup = { 'comment': { pattern: /<!--(?:(?!<!--)[\s\S])*?-->/, greedy: true }, 'prolog': { pattern: /<\?[\s\S]+?\?>/, greedy: true }, 'doctype': { // https://www.w3.org/TR/xml/#NT-doctypedecl pattern: /<!DOCTYPE(?:[^>"'[\]]|"[^"]*"|'[^']*')+(?:\[(?:[^<"'\]]|"[^"]*"|'[^']*'|<(?!!--)|<!--(?:[^-]|-(?!->))*-->)*\]\s*)?>/i, greedy: true, inside: { 'internal-subset': { pattern: /(^[^\[]*\[)[\s\S]+(?=\]>$)/, lookbehind: true, greedy: true, inside: null // see below }, 'string': { pattern: /"[^"]*"|'[^']*'/, greedy: true }, 'punctuation': /^<!|>$|[[\]]/, 'doctype-tag': /^DOCTYPE/i, 'name': /[^\s<>'"]+/ } }, 'cdata': { pattern: /<!\[CDATA\[[\s\S]*?\]\]>/i, greedy: true }, 'tag': { pattern: /<\/?(?!\d)[^\s>\/=$<%]+(?:\s(?:\s*[^\s>\/=]+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))|(?=[\s/>])))+)?\s*\/?>/, greedy: true, inside: { 'tag': { pattern: /^<\/?[^\s>\/]+/, inside: { 'punctuation': /^<\/?/, 'namespace': /^[^\s>\/:]+:/ } }, 'special-attr': [], 'attr-value': { pattern: /=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+)/, inside: { 'punctuation': [ { pattern: /^=/, alias: 'attr-equals' }, { pattern: /^(\s*)["']|["']$/, lookbehind: true } ] } }, 'punctuation': /\/?>/, 'attr-name': { pattern: /[^\s>\/]+/, inside: { 'namespace': /^[^\s>\/:]+:/ } } } }, 'entity': [ { pattern: /&[\da-z]{1,8};/i, alias: 'named-entity' }, /&#x?[\da-f]{1,8};/i ] }; Prism.languages.markup['tag'].inside['attr-value'].inside['entity'] = Prism.languages.markup['entity']; Prism.languages.markup['doctype'].inside['internal-subset'].inside = Prism.languages.markup; // 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(/(<__[^>]*>)(?:<!\[CDATA\[(?:[^\]]|\](?!\]>))*\]\]>|(?!<!\[CDATA\[)[\s\S])*?(?=<\/__>)/.source.replace(/__/g, function () { return tagName; }), 'i'), lookbehind: true, greedy: true, inside: inside }; Prism.languages.insertBefore('markup', 'cdata', def); } }); Object.defineProperty(Prism.languages.markup.tag, 'addAttribute', { /** * Adds an pattern to highlight languages embedded in HTML attributes. * * An example of an inlined language is CSS with `style` attributes. * * @param {string} attrName 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 * addAttribute('style', 'css'); */ value: function (attrName, lang) { Prism.languages.markup.tag.inside['special-attr'].push({ pattern: RegExp( /(^|["'\s])/.source + '(?:' + attrName + ')' + /\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))/.source, 'i' ), lookbehind: true, inside: { 'attr-name': /^[^\s=]+/, 'attr-value': { pattern: /=[\s\S]+/, inside: { 'value': { pattern: /(^=\s*(["']|(?!["'])))\S[\s\S]*(?=\2$)/, lookbehind: true, alias: [lang, 'language-' + lang], inside: Prism.languages[lang] }, 'punctuation': [ { pattern: /^=/, alias: 'attr-equals' }, /"|'/ ] } } } }); } }); Prism.languages.html = Prism.languages.markup; Prism.languages.mathml = Prism.languages.markup; Prism.languages.svg = Prism.languages.markup; Prism.languages.xml = Prism.languages.extend('markup', {}); Prism.languages.ssml = Prism.languages.xml; Prism.languages.atom = Prism.languages.xml; Prism.languages.rss = Prism.languages.xml; /* ********************************************** Begin prism-css.js ********************************************** */ (function (Prism) { var string = /(?:"(?:\\(?:\r\n|[\s\S])|[^"\\\r\n])*"|'(?:\\(?:\r\n|[\s\S])|[^'\\\r\n])*')/; Prism.languages.css = { 'comment': /\/\*[\s\S]*?\*\//, 'atrule': { pattern: RegExp('@[\\w-](?:' + /[^;{\s"']|\s+(?!\s)/.source + '|' + string.source + ')*?' + /(?:;|(?=\s*\{))/.source), inside: { 'rule': /^@[\w-]+/, 'selector-function-argument': { pattern: /(\bselector\s*\(\s*(?![\s)]))(?:[^()\s]|\s+(?![\s)])|\((?:[^()]|\([^()]*\))*\))+(?=\s*\))/, lookbehind: true, alias: 'selector' }, 'keyword': { pattern: /(^|[^\w-])(?:and|not|only|or)(?![\w-])/, lookbehind: true } // See rest below } }, 'url': { // https://drafts.csswg.org/css-values-3/#urls pattern: RegExp('\\burl\\((?:' + string.source + '|' + /(?:[^\\\r\n()"']|\\[\s\S])*/.source + ')\\)', 'i'), greedy: true, inside: { 'function': /^url/i, 'punctuation': /^\(|\)$/, 'string': { pattern: RegExp('^' + string.source + '$'), alias: 'url' } } }, 'selector': { pattern: RegExp('(^|[{}\\s])[^{}\\s](?:[^{};"\'\\s]|\\s+(?![\\s{])|' + string.source + ')*(?=\\s*\\{)'), lookbehind: true }, 'string': { pattern: string, greedy: true }, 'property': { pattern: /(^|[^-\w\xA0-\uFFFF])(?!\s)[-_a-z\xA0-\uFFFF](?:(?!\s)[-\w\xA0-\uFFFF])*(?=\s*:)/i, lookbehind: true }, 'important': /!important\b/i, 'function': { pattern: /(^|[^-a-z0-9])[-a-z0-9]+(?=\()/i, lookbehind: true }, 'punctuation': /[(){};:,]/ }; Prism.languages.css['atrule'].inside.rest = Prism.languages.css; var markup = Prism.languages.markup; if (markup) { markup.tag.addInlined('style', 'css'); markup.tag.addAttribute('style', 'css'); } }(Prism)); /* ********************************************** Begin prism-clike.js ********************************************** */ Prism.languages.clike = { 'comment': [ { pattern: /(^|[^\\])\/\*[\s\S]*?(?:\*\/|$)/, lookbehind: true, greedy: true }, { pattern: /(^|[^\\:])\/\/.*/, lookbehind: true, greedy: true } ], 'string': { pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/, greedy: true }, 'class-name': { pattern: /(\b(?:class|extends|implements|instanceof|interface|new|trait)\s+|\bcatch\s+\()[\w.\\]+/i, lookbehind: true, inside: { 'punctuation': /[.\\]/ } }, 'keyword': /\b(?:break|catch|continue|do|else|finally|for|function|if|in|instanceof|new|null|return|throw|try|while)\b/, 'boolean': /\b(?:false|true)\b/, 'function': /\b\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: /(^|[^$\w\xA0-\uFFFF])(?!\s)[_$A-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\.(?:constructor|prototype))/, lookbehind: true } ], 'keyword': [ { pattern: /((?:^|\})\s*)catch\b/, lookbehind: true }, { pattern: /(^|[^.]|\.\.\.\s*)\b(?:as|assert(?=\s*\{)|async(?=\s*(?:function\b|\(|[$\w\xA0-\uFFFF]|$))|await|break|case|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally(?=\s*(?:\{|$))|for|from(?=\s*(?:['"]|$))|function|(?:get|set)(?=\s*(?:[#\[$\w\xA0-\uFFFF]|$))|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|static|super|switch|this|throw|try|typeof|undefined|var|void|while|with|yield)\b/, lookbehind: true }, ], // Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444) 'function': /#?(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*(?:\.\s*(?:apply|bind|call)\s*)?\()/, 'number': { pattern: RegExp( /(^|[^\w$])/.source + '(?:' + ( // constant /NaN|Infinity/.source + '|' + // binary integer /0[bB][01]+(?:_[01]+)*n?/.source + '|' + // octal integer /0[oO][0-7]+(?:_[0-7]+)*n?/.source + '|' + // hexadecimal integer /0[xX][\dA-Fa-f]+(?:_[\dA-Fa-f]+)*n?/.source + '|' + // decimal bigint /\d+(?:_\d+)*n/.source + '|' + // decimal number (integer or float) but no bigint /(?:\d+(?:_\d+)*(?:\.(?:\d+(?:_\d+)*)?)?|\.\d+(?:_\d+)*)(?:[Ee][+-]?\d+(?:_\d+)*)?/.source ) + ')' + /(?![\w$])/.source ), lookbehind: true }, 'operator': /--|\+\+|\*\*=?|=>|&&=?|\|\|=?|[!=]==|<<=?|>>>?=?|[-+*/%&|^!=<>]=?|\.{3}|\?\?=?|\?\.?|[~:]/ }); Prism.languages.javascript['class-name'][0].pattern = /(\b(?:class|extends|implements|instanceof|interface|new)\s+)[\w.\\]+/; Prism.languages.insertBefore('javascript', 'keyword', { 'regex': { pattern: RegExp( // lookbehind // eslint-disable-next-line regexp/no-dupe-characters-character-class /((?:^|[^$\w\xA0-\uFFFF."'\])\s]|\b(?:return|yield))\s*)/.source + // Regex pattern: // There are 2 regex patterns here. The RegExp set notation proposal added support for nested character // classes if the `v` flag is present. Unfortunately, nested CCs are both context-free and incompatible // with the only syntax, so we have to define 2 different regex patterns. /\//.source + '(?:' + /(?:\[(?:[^\]\\\r\n]|\\.)*\]|\\.|[^/\\\[\r\n])+\/[dgimyus]{0,7}/.source + '|' + // `v` flag syntax. This supports 3 levels of nested character classes. /(?:\[(?:[^[\]\\\r\n]|\\.|\[(?:[^[\]\\\r\n]|\\.|\[(?:[^[\]\\\r\n]|\\.)*\])*\])*\]|\\.|[^/\\\[\r\n])+\/[dgimyus]{0,7}v[dgimyus]{0,7}/.source + ')' + // lookahead /(?=(?:\s|\/\*(?:[^*]|\*(?!\/))*\*\/)*(?:$|[\r\n,.;:})\]]|\/\/))/.source ), lookbehind: true, greedy: true, inside: { 'regex-source': { pattern: /^(\/)[\s\S]+(?=\/[a-z]*$)/, lookbehind: true, alias: 'language-regex', inside: Prism.languages.regex }, 'regex-delimiter': /^\/|\/$/, 'regex-flags': /^[a-z]+$/, } }, // This must be declared before keyword because we use "function" inside the look-forward 'function-variable': { pattern: /#?(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*[=:]\s*(?:async\s*)?(?:\bfunction\b|(?:\((?:[^()]|\([^()]*\))*\)|(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*)\s*=>))/, alias: 'function' }, 'parameter': [ { pattern: /(function(?:\s+(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*)?\s*\(\s*)(?!\s)(?:[^()\s]|\s+(?![\s)])|\([^()]*\))+(?=\s*\))/, lookbehind: true, inside: Prism.languages.javascript }, { pattern: /(^|[^$\w\xA0-\uFFFF])(?!\s)[_$a-z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*=>)/i, lookbehind: true, inside: Prism.languages.javascript }, { pattern: /(\(\s*)(?!\s)(?:[^()\s]|\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)(?![$\w\xA0-\uFFFF]))(?:(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*\s*)\(\s*|\]\s*\(\s*)(?!\s)(?:[^()\s]|\s+(?![\s)])|\([^()]*\))+(?=\s*\)\s*\{)/, lookbehind: true, inside: Prism.languages.javascript } ], 'constant': /\b[A-Z](?:[A-Z_]|\dx?)*\b/ }); Prism.languages.insertBefore('javascript', 'string', { 'hashbang': { pattern: /^#!.*/, greedy: true, alias: 'comment' }, '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]+/ } }, 'string-property': { pattern: /((?:^|[,{])[ \t]*)(["'])(?:\\(?:\r\n|[\s\S])|(?!\2)[^\\\r\n])*\2(?=\s*:)/m, lookbehind: true, greedy: true, alias: 'property' } }); Prism.languages.insertBefore('javascript', 'operator', { 'literal-property': { pattern: /((?:^|[,{])[ \t]*)(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*:)/m, lookbehind: true, alias: 'property' }, }); if (Prism.languages.markup) { Prism.languages.markup.tag.addInlined('script', 'javascript'); // add attribute support for all DOM events. // https://developer.mozilla.org/en-US/docs/Web/Events#Standard_events Prism.languages.markup.tag.addAttribute( /on(?:abort|blur|change|click|composition(?:end|start|update)|dblclick|error|focus(?:in|out)?|key(?:down|up)|load|mouse(?:down|enter|leave|move|out|over|up)|reset|resize|scroll|select|slotchange|submit|unload|wheel)/.source, 'javascript' ); } Prism.languages.js = Prism.languages.javascript; /* ********************************************** Begin prism-file-highlight.js ********************************************** */ (function () { if (typeof Prism === 'undefined' || typeof document === 'undefined') { return; } // https://developer.mozilla.org/en-US/docs/Web/API/Element/matches#Polyfill if (!Element.prototype.matches) { Element.prototype.matches = Element.prototype.msMatchesSelector || Element.prototype.webkitMatchesSelector; } var LOADING_MESSAGE = 'Loading…'; var FAILURE_MESSAGE = function (status, message) { return '✖ Error ' + status + ' while fetching file: ' + message; }; var FAILURE_EMPTY_MESSAGE = '✖ Error: File does not exist or is empty'; var EXTENSIONS = { 'js': 'javascript', 'py': 'python', 'rb': 'ruby', 'ps1': 'powershell', 'psm1': 'powershell', 'sh': 'bash', 'bat': 'batch', 'h': 'c', 'tex': 'latex' }; var STATUS_ATTR = 'data-src-status'; var STATUS_LOADING = 'loading'; var STATUS_LOADED = 'loaded'; var STATUS_FAILED = 'failed'; var SELECTOR = 'pre[data-src]:not([' + STATUS_ATTR + '="' + STATUS_LOADED + '"])' + ':not([' + STATUS_ATTR + '="' + STATUS_LOADING + '"])'; /** * Loads the given file. * * @param {string} src The URL or path of the source file to load. * @param {(result: string) => void} success * @param {(reason: string) => void} error */ function loadFile(src, success, error) { var xhr = new XMLHttpRequest(); xhr.open('GET', src, true); xhr.onreadystatechange = function () { if (xhr.readyState == 4) { if (xhr.status < 400 && xhr.responseText) { success(xhr.responseText); } else { if (xhr.status >= 400) { error(FAILURE_MESSAGE(xhr.status, xhr.statusText)); } else { error(FAILURE_EMPTY_MESSAGE); } } } }; xhr.send(null); } /** * Parses the given range. * * This returns a range with inclusive ends. * * @param {string | null | undefined} range * @returns {[number, number | undefined] | undefined} */ function parseRange(range) { var m = /^\s*(\d+)\s*(?:(,)\s*(?:(\d+)\s*)?)?$/.exec(range || ''); if (m) { var start = Number(m[1]); var comma = m[2]; var end = m[3]; if (!comma) { return [start, start]; } if (!end) { return [start, undefined]; } return [start, Number(end)]; } return undefined; } Prism.hooks.add('before-highlightall', function (env) { env.selector += ', ' + SELECTOR; }); Prism.hooks.add('before-sanity-check', function (env) { var pre = /** @type {HTMLPreElement} */ (env.element); if (pre.matches(SELECTOR)) { env.code = ''; // fast-path the whole thing and go to complete pre.setAttribute(STATUS_ATTR, STATUS_LOADING); // mark as loading // add code element with loading message var code = pre.appendChild(document.createElement('CODE')); code.textContent = LOADING_MESSAGE; var src = pre.getAttribute('data-src'); var language = env.language; if (language === 'none') { // the language might be 'none' because there is no language set; // in this case, we want to use the extension as the language var extension = (/\.(\w+)$/.exec(src) || [, 'none'])[1]; language = EXTENSIONS[extension] || extension; } // set language classes Prism.util.setLanguage(code, language); Prism.util.setLanguage(pre, language); // preload the language var autoloader = Prism.plugins.autoloader; if (autoloader) { autoloader.loadLanguages(language); } // load file loadFile( src, function (text) { // mark as loaded pre.setAttribute(STATUS_ATTR, STATUS_LOADED); // handle data-range var range = parseRange(pre.getAttribute('data-range')); if (range) { var lines = text.split(/\r\n?|\n/g); // the range is one-based and inclusive on both ends var start = range[0]; var end = range[1] == null ? lines.length : range[1]; if (start < 0) { start += lines.length; } start = Math.max(0, Math.min(start - 1, lines.length)); if (end < 0) { end += lines.length; } end = Math.max(0, Math.min(end, lines.length)); text = lines.slice(start, end).join('\n'); // add data-start for line numbers if (!pre.hasAttribute('data-start')) { pre.setAttribute('data-start', String(start + 1)); } } // highlight code code.textContent = text; Prism.highlightElement(code); }, function (error) { // mark as failed pre.setAttribute(STATUS_ATTR, STATUS_FAILED); code.textContent = error; } ); } }); Prism.plugins.fileHighlight = { /** * Executes the File Highlight plugin for all matching `pre` elements under the given container. * * Note: Elements which are already loaded or currently loading will not be touched by this method. * * @param {ParentNode} [container=document] */ highlight: function highlight(container) { var elements = (container || document).querySelectorAll(SELECTOR); for (var i = 0, element; (element = elements[i++]);) { Prism.highlightElement(element); } } }; var logged = false; /** @deprecated Use `Prism.plugins.fileHighlight.highlight` instead. */ Prism.fileHighlight = function () { if (!logged) { console.warn('Prism.fileHighlight is deprecated. Use `Prism.plugins.fileHighlight.highlight` instead.'); logged = true; } Prism.plugins.fileHighlight.highlight.apply(this, arguments); }; }()); Prism.languages.markup = { 'comment': { pattern: /<!--(?:(?!<!--)[\s\S])*?-->/, greedy: true }, 'prolog': { pattern: /<\?[\s\S]+?\?>/, greedy: true }, 'doctype': { // https://www.w3.org/TR/xml/#NT-doctypedecl pattern: /<!DOCTYPE(?:[^>"'[\]]|"[^"]*"|'[^']*')+(?:\[(?:[^<"'\]]|"[^"]*"|'[^']*'|<(?!!--)|<!--(?:[^-]|-(?!->))*-->)*\]\s*)?>/i, greedy: true, inside: { 'internal-subset': { pattern: /(^[^\[]*\[)[\s\S]+(?=\]>$)/, lookbehind: true, greedy: true, inside: null // see below }, 'string': { pattern: /"[^"]*"|'[^']*'/, greedy: true }, 'punctuation': /^<!|>$|[[\]]/, 'doctype-tag': /^DOCTYPE/i, 'name': /[^\s<>'"]+/ } }, 'cdata': { pattern: /<!\[CDATA\[[\s\S]*?\]\]>/i, greedy: true }, 'tag': { pattern: /<\/?(?!\d)[^\s>\/=$<%]+(?:\s(?:\s*[^\s>\/=]+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))|(?=[\s/>])))+)?\s*\/?>/, greedy: true, inside: { 'tag': { pattern: /^<\/?[^\s>\/]+/, inside: { 'punctuation': /^<\/?/, 'namespace': /^[^\s>\/:]+:/ } }, 'special-attr': [], 'attr-value': { pattern: /=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+)/, inside: { 'punctuation': [ { pattern: /^=/, alias: 'attr-equals' }, { pattern: /^(\s*)["']|["']$/, lookbehind: true } ] } }, 'punctuation': /\/?>/, 'attr-name': { pattern: /[^\s>\/]+/, inside: { 'namespace': /^[^\s>\/:]+:/ } } } }, 'entity': [ { pattern: /&[\da-z]{1,8};/i, alias: 'named-entity' }, /&#x?[\da-f]{1,8};/i ] }; Prism.languages.markup['tag'].inside['attr-value'].inside['entity'] = Prism.languages.markup['entity']; Prism.languages.markup['doctype'].inside['internal-subset'].inside = Prism.languages.markup; // 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(/(<__[^>]*>)(?:<!\[CDATA\[(?:[^\]]|\](?!\]>))*\]\]>|(?!<!\[CDATA\[)[\s\S])*?(?=<\/__>)/.source.replace(/__/g, function () { return tagName; }), 'i'), lookbehind: true, greedy: true, inside: inside }; Prism.languages.insertBefore('markup', 'cdata', def); } }); Object.defineProperty(Prism.languages.markup.tag, 'addAttribute', { /** * Adds an pattern to highlight languages embedded in HTML attributes. * * An example of an inlined language is CSS with `style` attributes. * * @param {string} attrName 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 * addAttribute('style', 'css'); */ value: function (attrName, lang) { Prism.languages.markup.tag.inside['special-attr'].push({ pattern: RegExp( /(^|["'\s])/.source + '(?:' + attrName + ')' + /\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))/.source, 'i' ), lookbehind: true, inside: { 'attr-name': /^[^\s=]+/, 'attr-value': { pattern: /=[\s\S]+/, inside: { 'value': { pattern: /(^=\s*(["']|(?!["'])))\S[\s\S]*(?=\2$)/, lookbehind: true, alias: [lang, 'language-' + lang], inside: Prism.languages[lang] }, 'punctuation': [ { pattern: /^=/, alias: 'attr-equals' }, /"|'/ ] } } } }); } }); Prism.languages.html = Prism.languages.markup; Prism.languages.mathml = Prism.languages.markup; Prism.languages.svg = Prism.languages.markup; Prism.languages.xml = Prism.languages.extend('markup', {}); Prism.languages.ssml = Prism.languages.xml; Prism.languages.atom = Prism.languages.xml; Prism.languages.rss = Prism.languages.xml; (function (Prism) { /** * Returns the placeholder for the given language id and index. * * @param {string} language * @param {string|number} index * @returns {string} */ function getPlaceholder(language, index) { return '___' + language.toUpperCase() + index + '___'; } Object.defineProperties(Prism.languages['markup-templating'] = {}, { buildPlaceholders: { /** * Tokenize all inline templating expressions matching `placeholderPattern`. * * If `replaceFilter` is provided, only matches of `placeholderPattern` for which `replaceFilter` returns * `true` will be replaced. * * @param {object} env The environment of the `before-tokenize` hook. * @param {string} language The language id. * @param {RegExp} placeholderPattern The matches of this pattern will be replaced by placeholders. * @param {(match: string) => boolean} [replaceFilter] */ value: function (env, language, placeholderPattern, replaceFilter) { if (env.language !== language) { return; } var tokenStack = env.tokenStack = []; env.code = env.code.replace(placeholderPattern, function (match) { if (typeof replaceFilter === 'function' && !replaceFilter(match)) { return match; } var i = tokenStack.length; var placeholder; // Check for existing strings while (env.code.indexOf(placeholder = getPlaceholder(language, i)) !== -1) { ++i; } // Create a sparse array tokenStack[i] = match; return placeholder; }); // Switch the grammar to markup env.grammar = Prism.languages.markup; } }, tokenizePlaceholders: { /** * Replace placeholders with proper tokens after tokenizing. * * @param {object} env The environment of the `after-tokenize` hook. * @param {string} language The language id. */ value: function (env, language) { if (env.language !== language || !env.tokenStack) { return; } // Switch the grammar back env.grammar = Prism.languages[language]; var j = 0; var keys = Object.keys(env.tokenStack); function walkTokens(tokens) { for (var i = 0; i < tokens.length; i++) { // all placeholders are replaced already if (j >= keys.length) { break; } var token = tokens[i]; if (typeof token === 'string' || (token.content && typeof token.content === 'string')) { var k = keys[j]; var t = env.tokenStack[k]; var s = typeof token === 'string' ? token : token.content; var placeholder = getPlaceholder(language, k); var index = s.indexOf(placeholder); if (index > -1) { ++j; var before = s.substring(0, index); var middle = new Prism.Token(language, Prism.tokenize(t, env.grammar), 'language-' + language, t); var after = s.substring(index + placeholder.length); var replacement = []; if (before) { replacement.push.apply(replacement, walkTokens([before])); } replacement.push(middle); if (after) { replacement.push.apply(replacement, walkTokens([after])); } if (typeof token === 'string') { tokens.splice.apply(tokens, [i, 1].concat(replacement)); } else { token.content = replacement; } } } else if (token.content /* && typeof token.content !== 'string' */) { walkTokens(token.content); } } return tokens; } walkTokens(env.tokens); } } }); }(Prism)); (function (Prism) { // $ set | grep '^[A-Z][^[:space:]]*=' | cut -d= -f1 | tr '\n' '|' // + LC_ALL, RANDOM, REPLY, SECONDS. // + make sure PS1..4 are here as they are not always set, // - some useless things. var envVars = '\\b(?:BASH|BASHOPTS|BASH_ALIASES|BASH_ARGC|BASH_ARGV|BASH_CMDS|BASH_COMPLETION_COMPAT_DIR|BASH_LINENO|BASH_REMATCH|BASH_SOURCE|BASH_VERSINFO|BASH_VERSION|COLORTERM|COLUMNS|COMP_WORDBREAKS|DBUS_SESSION_BUS_ADDRESS|DEFAULTS_PATH|DESKTOP_SESSION|DIRSTACK|DISPLAY|EUID|GDMSESSION|GDM_LANG|GNOME_KEYRING_CONTROL|GNOME_KEYRING_PID|GPG_AGENT_INFO|GROUPS|HISTCONTROL|HISTFILE|HISTFILESIZE|HISTSIZE|HOME|HOSTNAME|HOSTTYPE|IFS|INSTANCE|JOB|LANG|LANGUAGE|LC_ADDRESS|LC_ALL|LC_IDENTIFICATION|LC_MEASUREMENT|LC_MONETARY|LC_NAME|LC_NUMERIC|LC_PAPER|LC_TELEPHONE|LC_TIME|LESSCLOSE|LESSOPEN|LINES|LOGNAME|LS_COLORS|MACHTYPE|MAILCHECK|MANDATORY_PATH|NO_AT_BRIDGE|OLDPWD|OPTERR|OPTIND|ORBIT_SOCKETDIR|OSTYPE|PAPERSIZE|PATH|PIPESTATUS|PPID|PS1|PS2|PS3|PS4|PWD|RANDOM|REPLY|SECONDS|SELINUX_INIT|SESSION|SESSIONTYPE|SESSION_MANAGER|SHELL|SHELLOPTS|SHLVL|SSH_AUTH_SOCK|TERM|UID|UPSTART_EVENTS|UPSTART_INSTANCE|UPSTART_JOB|UPSTART_SESSION|USER|WINDOWID|XAUTHORITY|XDG_CONFIG_DIRS|XDG_CURRENT_DESKTOP|XDG_DATA_DIRS|XDG_GREETER_DATA_DIR|XDG_MENU_PREFIX|XDG_RUNTIME_DIR|XDG_SEAT|XDG_SEAT_PATH|XDG_SESSION_DESKTOP|XDG_SESSION_ID|XDG_SESSION_PATH|XDG_SESSION_TYPE|XDG_VTNR|XMODIFIERS)\\b'; var commandAfterHeredoc = { pattern: /(^(["']?)\w+\2)[ \t]+\S.*/, lookbehind: true, alias: 'punctuation', // this looks reasonably well in all themes inside: null // see below }; var insideString = { 'bash': commandAfterHeredoc, 'environment': { pattern: RegExp('\\$' + envVars), alias: 'constant' }, 'variable': [ // [0]: Arithmetic Environment { pattern: /\$?\(\([\s\S]+?\)\)/, greedy: true, inside: { // If there is a $ sign at the beginning highlight $(( and )) as variable 'variable': [ { pattern: /(^\$\(\([\s\S]+)\)\)/, lookbehind: true }, /^\$\(\(/ ], 'number': /\b0x[\dA-Fa-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:[Ee]-?\d+)?/, // Operators according to https://www.gnu.org/software/bash/manual/bashref.html#Shell-Arithmetic 'operator': /--|\+\+|\*\*=?|<<=?|>>=?|&&|\|\||[=!+\-*/%<>^&|]=?|[?~:]/, // If there is no $ sign at the beginning highlight (( and )) as punctuation 'punctuation': /\(\(?|\)\)?|,|;/ } }, // [1]: Command Substitution { pattern: /\$\((?:\([^)]+\)|[^()])+\)|`[^`]+`/, greedy: true, inside: { 'variable': /^\$\(|^`|\)$|`$/ } }, // [2]: Brace expansion { pattern: /\$\{[^}]+\}/, greedy: true, inside: { 'operator': /:[-=?+]?|[!\/]|##?|%%?|\^\^?|,,?/, 'punctuation': /[\[\]]/, 'environment': { pattern: RegExp('(\\{)' + envVars), lookbehind: true, alias: 'constant' } } }, /\$(?:\w+|[#?*!@$])/ ], // Escape sequences from echo and printf's manuals, and escaped quotes. 'entity': /\\(?:[abceEfnrtv\\"]|O?[0-7]{1,3}|U[0-9a-fA-F]{8}|u[0-9a-fA-F]{4}|x[0-9a-fA-F]{1,2})/ }; Prism.languages.bash = { 'shebang': { pattern: /^#!\s*\/.*/, alias: 'important' }, 'comment': { pattern: /(^|[^"{\\$])#.*/, lookbehind: true }, 'function-name': [ // a) function foo { // b) foo() { // c) function foo() { // but not “foo {” { // a) and c) pattern: /(\bfunction\s+)[\w-]+(?=(?:\s*\(?:\s*\))?\s*\{)/, lookbehind: true, alias: 'function' }, { // b) pattern: /\b[\w-]+(?=\s*\(\s*\)\s*\{)/, alias: 'function' } ], // Highlight variable names as variables in for and select beginnings. 'for-or-select': { pattern: /(\b(?:for|select)\s+)\w+(?=\s+in\s)/, alias: 'variable', lookbehind: true }, // Highlight variable names as variables in the left-hand part // of assignments (“=” and “+=”). 'assign-left': { pattern: /(^|[\s;|&]|[<>]\()\w+(?:\.\w+)*(?=\+?=)/, inside: { 'environment': { pattern: RegExp('(^|[\\s;|&]|[<>]\\()' + envVars), lookbehind: true, alias: 'constant' } }, alias: 'variable', lookbehind: true }, // Highlight parameter names as variables 'parameter': { pattern: /(^|\s)-{1,2}(?:\w+:[+-]?)?\w+(?:\.\w+)*(?=[=\s]|$)/, alias: 'variable', lookbehind: true }, 'string': [ // Support for Here-documents https://en.wikipedia.org/wiki/Here_document { pattern: /((?:^|[^<])<<-?\s*)(\w+)\s[\s\S]*?(?:\r?\n|\r)\2/, lookbehind: true, greedy: true, inside: insideString }, // Here-document with quotes around the tag // → No expansion (so no “inside”). { pattern: /((?:^|[^<])<<-?\s*)(["'])(\w+)\2\s[\s\S]*?(?:\r?\n|\r)\3/, lookbehind: true, greedy: true, inside: { 'bash': commandAfterHeredoc } }, // “Normal” string { // https://www.gnu.org/software/bash/manual/html_node/Double-Quotes.html pattern: /(^|[^\\](?:\\\\)*)"(?:\\[\s\S]|\$\([^)]+\)|\$(?!\()|`[^`]+`|[^"\\`$])*"/, lookbehind: true, greedy: true, inside: insideString }, { // https://www.gnu.org/software/bash/manual/html_node/Single-Quotes.html pattern: /(^|[^$\\])'[^']*'/, lookbehind: true, greedy: true }, { // https://www.gnu.org/software/bash/manual/html_node/ANSI_002dC-Quoting.html pattern: /\$'(?:[^'\\]|\\[\s\S])*'/, greedy: true, inside: { 'entity': insideString.entity } } ], 'environment': { pattern: RegExp('\\$?' + envVars), alias: 'constant' }, 'variable': insideString.variable, 'function': { pattern: /(^|[\s;|&]|[<>]\()(?:add|apropos|apt|apt-cache|apt-get|aptitude|aspell|automysqlbackup|awk|basename|bash|bc|bconsole|bg|bzip2|cal|cargo|cat|cfdisk|chgrp|chkconfig|chmod|chown|chroot|cksum|clear|cmp|column|comm|composer|cp|cron|crontab|csplit|curl|cut|date|dc|dd|ddrescue|debootstrap|df|diff|diff3|dig|dir|dircolors|dirname|dirs|dmesg|docker|docker-compose|du|egrep|eject|env|ethtool|expand|expect|expr|fdformat|fdisk|fg|fgrep|file|find|fmt|fold|format|free|fsck|ftp|fuser|gawk|git|gparted|grep|groupadd|groupdel|groupmod|groups|grub-mkconfig|gzip|halt|head|hg|history|host|hostname|htop|iconv|id|ifconfig|ifdown|ifup|import|install|ip|java|jobs|join|kill|killall|less|link|ln|locate|logname|logrotate|look|lpc|lpr|lprint|lprintd|lprintq|lprm|ls|lsof|lynx|make|man|mc|mdadm|mkconfig|mkdir|mke2fs|mkfifo|mkfs|mkisofs|mknod|mkswap|mmv|more|most|mount|mtools|mtr|mutt|mv|nano|nc|netstat|nice|nl|node|nohup|notify-send|npm|nslookup|op|open|parted|passwd|paste|pathchk|ping|pkill|pnpm|podman|podman-compose|popd|pr|printcap|printenv|ps|pushd|pv|quota|quotacheck|quotactl|ram|rar|rcp|reboot|remsync|rename|renice|rev|rm|rmdir|rpm|rsync|scp|screen|sdiff|sed|sendmail|seq|service|sftp|sh|shellcheck|shuf|shutdown|sleep|slocate|sort|split|ssh|stat|strace|su|sudo|sum|suspend|swapon|sync|sysctl|tac|tail|tar|tee|time|timeout|top|touch|tr|traceroute|tsort|tty|umount|uname|unexpand|uniq|units|unrar|unshar|unzip|update-grub|uptime|useradd|userdel|usermod|users|uudecode|uuencode|v|vcpkg|vdir|vi|vim|virsh|vmstat|wait|watch|wc|wget|whereis|which|who|whoami|write|xargs|xdg-open|yarn|yes|zenity|zip|zsh|zypper)(?=$|[)\s;|&])/, lookbehind: true }, 'keyword': { pattern: /(^|[\s;|&]|[<>]\()(?:case|do|done|elif|else|esac|fi|for|function|if|in|select|then|until|while)(?=$|[)\s;|&])/, lookbehind: true }, // https://www.gnu.org/software/bash/manual/html_node/Shell-Builtin-Commands.html 'builtin': { pattern: /(^|[\s;|&]|[<>]\()(?:\.|:|alias|bind|break|builtin|caller|cd|command|continue|declare|echo|enable|eval|exec|exit|export|getopts|hash|help|let|local|logout|mapfile|printf|pwd|read|readarray|readonly|return|set|shift|shopt|source|test|times|trap|type|typeset|ulimit|umask|unalias|unset)(?=$|[)\s;|&])/, lookbehind: true, // Alias added to make those easier to distinguish from strings. alias: 'class-name' }, 'boolean': { pattern: /(^|[\s;|&]|[<>]\()(?:false|true)(?=$|[)\s;|&])/, lookbehind: true }, 'file-descriptor': { pattern: /\B&\d\b/, alias: 'important' }, 'operator': { // Lots of redirections here, but not just that. pattern: /\d?<>|>\||\+=|=[=~]?|!=?|<<[<-]?|[&\d]?>>|\d[<>]&?|[<>][&=]?|&[>&]?|\|[&|]?/, inside: { 'file-descriptor': { pattern: /^\d/, alias: 'important' } } }, 'punctuation': /\$?\(\(?|\)\)?|\.\.|[{}[\];\\]/, 'number': { pattern: /(^|\s)(?:[1-9]\d*|0)(?:[.,]\d+)?\b/, lookbehind: true } }; commandAfterHeredoc.inside = Prism.languages.bash; /* Patterns in command substitution. */ var toBeCopied = [ 'comment', 'function-name', 'for-or-select', 'assign-left', 'parameter', 'string', 'environment', 'function', 'keyword', 'builtin', 'boolean', 'file-descriptor', 'operator', 'punctuation', 'number' ]; var inside = insideString.variable[1].inside; for (var i = 0; i < toBeCopied.length; i++) { inside[toBeCopied[i]] = Prism.languages.bash[toBeCopied[i]]; } Prism.languages.sh = Prism.languages.bash; Prism.languages.shell = Prism.languages.bash; }(Prism)); Prism.languages.javascript = Prism.languages.extend('clike', { 'class-name': [ Prism.languages.clike['class-name'], { pattern: /(^|[^$\w\xA0-\uFFFF])(?!\s)[_$A-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\.(?:constructor|prototype))/, lookbehind: true } ], 'keyword': [ { pattern: /((?:^|\})\s*)catch\b/, lookbehind: true }, { pattern: /(^|[^.]|\.\.\.\s*)\b(?:as|assert(?=\s*\{)|async(?=\s*(?:function\b|\(|[$\w\xA0-\uFFFF]|$))|await|break|case|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally(?=\s*(?:\{|$))|for|from(?=\s*(?:['"]|$))|function|(?:get|set)(?=\s*(?:[#\[$\w\xA0-\uFFFF]|$))|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|static|super|switch|this|throw|try|typeof|undefined|var|void|while|with|yield)\b/, lookbehind: true }, ], // Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444) 'function': /#?(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*(?:\.\s*(?:apply|bind|call)\s*)?\()/, 'number': { pattern: RegExp( /(^|[^\w$])/.source + '(?:' + ( // constant /NaN|Infinity/.source + '|' + // binary integer /0[bB][01]+(?:_[01]+)*n?/.source + '|' + // octal integer /0[oO][0-7]+(?:_[0-7]+)*n?/.source + '|' + // hexadecimal integer /0[xX][\dA-Fa-f]+(?:_[\dA-Fa-f]+)*n?/.source + '|' + // decimal bigint /\d+(?:_\d+)*n/.source + '|' + // decimal number (integer or float) but no bigint /(?:\d+(?:_\d+)*(?:\.(?:\d+(?:_\d+)*)?)?|\.\d+(?:_\d+)*)(?:[Ee][+-]?\d+(?:_\d+)*)?/.source ) + ')' + /(?![\w$])/.source ), lookbehind: true }, 'operator': /--|\+\+|\*\*=?|=>|&&=?|\|\|=?|[!=]==|<<=?|>>>?=?|[-+*/%&|^!=<>]=?|\.{3}|\?\?=?|\?\.?|[~:]/ }); Prism.languages.javascript['class-name'][0].pattern = /(\b(?:class|extends|implements|instanceof|interface|new)\s+)[\w.\\]+/; Prism.languages.insertBefore('javascript', 'keyword', { 'regex': { pattern: RegExp( // lookbehind // eslint-disable-next-line regexp/no-dupe-characters-character-class /((?:^|[^$\w\xA0-\uFFFF."'\])\s]|\b(?:return|yield))\s*)/.source + // Regex pattern: // There are 2 regex patterns here. The RegExp set notation proposal added support for nested character // classes if the `v` flag is present. Unfortunately, nested CCs are both context-free and incompatible // with the only syntax, so we have to define 2 different regex patterns. /\//.source + '(?:' + /(?:\[(?:[^\]\\\r\n]|\\.)*\]|\\.|[^/\\\[\r\n])+\/[dgimyus]{0,7}/.source + '|' + // `v` flag syntax. This supports 3 levels of nested character classes. /(?:\[(?:[^[\]\\\r\n]|\\.|\[(?:[^[\]\\\r\n]|\\.|\[(?:[^[\]\\\r\n]|\\.)*\])*\])*\]|\\.|[^/\\\[\r\n])+\/[dgimyus]{0,7}v[dgimyus]{0,7}/.source + ')' + // lookahead /(?=(?:\s|\/\*(?:[^*]|\*(?!\/))*\*\/)*(?:$|[\r\n,.;:})\]]|\/\/))/.source ), lookbehind: true, greedy: true, inside: { 'regex-source': { pattern: /^(\/)[\s\S]+(?=\/[a-z]*$)/, lookbehind: true, alias: 'language-regex', inside: Prism.languages.regex }, 'regex-delimiter': /^\/|\/$/, 'regex-flags': /^[a-z]+$/, } }, // This must be declared before keyword because we use "function" inside the look-forward 'function-variable': { pattern: /#?(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*[=:]\s*(?:async\s*)?(?:\bfunction\b|(?:\((?:[^()]|\([^()]*\))*\)|(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*)\s*=>))/, alias: 'function' }, 'parameter': [ { pattern: /(function(?:\s+(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*)?\s*\(\s*)(?!\s)(?:[^()\s]|\s+(?![\s)])|\([^()]*\))+(?=\s*\))/, lookbehind: true, inside: Prism.languages.javascript }, { pattern: /(^|[^$\w\xA0-\uFFFF])(?!\s)[_$a-z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*=>)/i, lookbehind: true, inside: Prism.languages.javascript }, { pattern: /(\(\s*)(?!\s)(?:[^()\s]|\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)(?![$\w\xA0-\uFFFF]))(?:(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*\s*)\(\s*|\]\s*\(\s*)(?!\s)(?:[^()\s]|\s+(?![\s)])|\([^()]*\))+(?=\s*\)\s*\{)/, lookbehind: true, inside: Prism.languages.javascript } ], 'constant': /\b[A-Z](?:[A-Z_]|\dx?)*\b/ }); Prism.languages.insertBefore('javascript', 'string', { 'hashbang': { pattern: /^#!.*/, greedy: true, alias: 'comment' }, '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]+/ } }, 'string-property': { pattern: /((?:^|[,{])[ \t]*)(["'])(?:\\(?:\r\n|[\s\S])|(?!\2)[^\\\r\n])*\2(?=\s*:)/m, lookbehind: true, greedy: true, alias: 'property' } }); Prism.languages.insertBefore('javascript', 'operator', { 'literal-property': { pattern: /((?:^|[,{])[ \t]*)(?!\s)[_$a-zA-Z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*:)/m, lookbehind: true, alias: 'property' }, }); if (Prism.languages.markup) { Prism.languages.markup.tag.addInlined('script', 'javascript'); // add attribute support for all DOM events. // https://developer.mozilla.org/en-US/docs/Web/Events#Standard_events Prism.languages.markup.tag.addAttribute( /on(?:abort|blur|change|click|composition(?:end|start|update)|dblclick|error|focus(?:in|out)?|key(?:down|up)|load|mouse(?:down|enter|leave|move|out|over|up)|reset|resize|scroll|select|slotchange|submit|unload|wheel)/.source, 'javascript' ); } Prism.languages.js = Prism.languages.javascript; Prism.languages.scss = Prism.languages.extend('css', { 'comment': { pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/, lookbehind: true }, 'atrule': { pattern: /@[\w-](?:\([^()]+\)|[^()\s]|\s+(?!\s))*?(?=\s+[{;])/, inside: { 'rule': /@[\w-]+/ // See rest below } }, // url, compassified 'url': /(?:[-a-z]+-)?url(?=\()/i, // CSS selector regex is not appropriate for Sass // since there can be lot more things (var, @ directive, nesting..) // a selector must start at the end of a property or after a brace (end of other rules or nesting) // it can contain some characters that aren't used for defining rules or end of selector, & (parent selector), or interpolated variable // the end of a selector is found when there is no rules in it ( {} or {\s}) or if there is a property (because an interpolated var // can "pass" as a selector- e.g: proper#{$erty}) // this one was hard to do, so please be careful if you edit this one :) 'selector': { // Initial look-ahead is used to prevent matching of blank selectors pattern: /(?=\S)[^@;{}()]?(?:[^@;{}()\s]|\s+(?!\s)|#\{\$[-\w]+\})+(?=\s*\{(?:\}|\s|[^}][^:{}]*[:{][^}]))/, inside: { 'parent': { pattern: /&/, alias: 'important' }, 'placeholder': /%[-\w]+/, 'variable': /\$[-\w]+|#\{\$[-\w]+\}/ } }, 'property': { pattern: /(?:[-\w]|\$[-\w]|#\{\$[-\w]+\})+(?=\s*:)/, inside: { 'variable': /\$[-\w]+|#\{\$[-\w]+\}/ } } }); Prism.languages.insertBefore('scss', 'atrule', { 'keyword': [ /@(?:content|debug|each|else(?: if)?|extend|for|forward|function|if|import|include|mixin|return|use|warn|while)\b/i, { pattern: /( )(?:from|through)(?= )/, lookbehind: true } ] }); Prism.languages.insertBefore('scss', 'important', { // var and interpolated vars 'variable': /\$[-\w]+|#\{\$[-\w]+\}/ }); Prism.languages.insertBefore('scss', 'function', { 'module-modifier': { pattern: /\b(?:as|hide|show|with)\b/i, alias: 'keyword' }, 'placeholder': { pattern: /%[-\w]+/, alias: 'selector' }, 'statement': { pattern: /\B!(?:default|optional)\b/i, alias: 'keyword' }, 'boolean': /\b(?:false|true)\b/, 'null': { pattern: /\bnull\b/, alias: 'keyword' }, 'operator': { pattern: /(\s)(?:[-+*\/%]|[=!]=|<=?|>=?|and|not|or)(?=\s)/, lookbehind: true } }); Prism.languages.scss['atrule'].inside.rest = Prism.languages.scss; (function (Prism) { var string = /(?:"(?:\\(?:\r\n|[\s\S])|[^"\\\r\n])*"|'(?:\\(?:\r\n|[\s\S])|[^'\\\r\n])*')/; Prism.languages.css = { 'comment': /\/\*[\s\S]*?\*\//, 'atrule': { pattern: RegExp('@[\\w-](?:' + /[^;{\s"']|\s+(?!\s)/.source + '|' + string.source + ')*?' + /(?:;|(?=\s*\{))/.source), inside: { 'rule': /^@[\w-]+/, 'selector-function-argument': { pattern: /(\bselector\s*\(\s*(?![\s)]))(?:[^()\s]|\s+(?![\s)])|\((?:[^()]|\([^()]*\))*\))+(?=\s*\))/, lookbehind: true, alias: 'selector' }, 'keyword': { pattern: /(^|[^\w-])(?:and|not|only|or)(?![\w-])/, lookbehind: true } // See rest below } }, 'url': { // https://drafts.csswg.org/css-values-3/#urls pattern: RegExp('\\burl\\((?:' + string.source + '|' + /(?:[^\\\r\n()"']|\\[\s\S])*/.source + ')\\)', 'i'), greedy: true, inside: { 'function': /^url/i, 'punctuation': /^\(|\)$/, 'string': { pattern: RegExp('^' + string.source + '$'), alias: 'url' } } }, 'selector': { pattern: RegExp('(^|[{}\\s])[^{}\\s](?:[^{};"\'\\s]|\\s+(?![\\s{])|' + string.source + ')*(?=\\s*\\{)'), lookbehind: true }, 'string': { pattern: string, greedy: true }, 'property': { pattern: /(^|[^-\w\xA0-\uFFFF])(?!\s)[-_a-z\xA0-\uFFFF](?:(?!\s)[-\w\xA0-\uFFFF])*(?=\s*:)/i, lookbehind: true }, 'important': /!important\b/i, 'function': { pattern: /(^|[^-a-z0-9])[-a-z0-9]+(?=\()/i, lookbehind: true }, 'punctuation': /[(){};:,]/ }; Prism.languages.css['atrule'].inside.rest = Prism.languages.css; var markup = Prism.languages.markup; if (markup) { markup.tag.addInlined('style', 'css'); markup.tag.addAttribute('style', 'css'); } }(Prism)); /** * Original by Aaron Harun: http://aahacreative.com/2012/07/31/php-syntax-highlighting-prism/ * Modified by Miles Johnson: http://milesj.me * Rewritten by Tom Pavelec * * Supports PHP 5.3 - 8.0 */ (function (Prism) { var comment = /\/\*[\s\S]*?\*\/|\/\/.*|#(?!\[).*/; var constant = [ { pattern: /\b(?:false|true)\b/i, alias: 'boolean' }, { pattern: /(::\s*)\b[a-z_]\w*\b(?!\s*\()/i, greedy: true, lookbehind: true, }, { pattern: /(\b(?:case|const)\s+)\b[a-z_]\w*(?=\s*[;=])/i, greedy: true, lookbehind: true, }, /\b(?:null)\b/i, /\b[A-Z_][A-Z0-9_]*\b(?!\s*\()/, ]; var number = /\b0b[01]+(?:_[01]+)*\b|\b0o[0-7]+(?:_[0-7]+)*\b|\b0x[\da-f]+(?:_[\da-f]+)*\b|(?:\b\d+(?:_\d+)*\.?(?:\d+(?:_\d+)*)?|\B\.\d+)(?:e[+-]?\d+)?/i; var operator = /<?=>|\?\?=?|\.{3}|\??->|[!=]=?=?|::|\*\*=?|--|\+\+|&&|\|\||<<|>>|[?~]|[/^|%*&<>.+-]=?/; var punctuation = /[{}\[\](),:;]/; Prism.languages.php = { 'delimiter': { pattern: /\?>$|^<\?(?:php(?=\s)|=)?/i, alias: 'important' }, 'comment': comment, 'variable': /\$+(?:\w+\b|(?=\{))/, 'package': { pattern: /(namespace\s+|use\s+(?:function\s+)?)(?:\\?\b[a-z_]\w*)+\b(?!\\)/i, lookbehind: true, inside: { 'punctuation': /\\/ } }, 'class-name-definition': { pattern: /(\b(?:class|enum|interface|trait)\s+)\b[a-z_]\w*(?!\\)\b/i, lookbehind: true, alias: 'class-name' }, 'function-definition': { pattern: /(\bfunction\s+)[a-z_]\w*(?=\s*\()/i, lookbehind: true, alias: 'function' }, 'keyword': [ { pattern: /(\(\s*)\b(?:array|bool|boolean|float|int|integer|object|string)\b(?=\s*\))/i, alias: 'type-casting', greedy: true, lookbehind: true }, { pattern: /([(,?]\s*)\b(?:array(?!\s*\()|bool|callable|(?:false|null)(?=\s*\|)|float|int|iterable|mixed|object|self|static|string)\b(?=\s*\$)/i, alias: 'type-hint', greedy: true, lookbehind: true }, { pattern: /(\)\s*:\s*(?:\?\s*)?)\b(?:array(?!\s*\()|bool|callable|(?:false|null)(?=\s*\|)|float|int|iterable|mixed|never|object|self|static|string|void)\b/i, alias: 'return-type', greedy: true, lookbehind: true }, { pattern: /\b(?:array(?!\s*\()|bool|float|int|iterable|mixed|object|string|void)\b/i, alias: 'type-declaration', greedy: true }, { pattern: /(\|\s*)(?:false|null)\b|\b(?:false|null)(?=\s*\|)/i, alias: 'type-declaration', greedy: true, lookbehind: true }, { pattern: /\b(?:parent|self|static)(?=\s*::)/i, alias: 'static-context', greedy: true }, { // yield from pattern: /(\byield\s+)from\b/i, lookbehind: true }, // `class` is always a keyword unlike other keywords /\bclass\b/i, { // https://www.php.net/manual/en/reserved.keywords.php // // keywords cannot be preceded by "->" // the complex lookbehind means `(?<!(?:->|::)\s*)` pattern: /((?:^|[^\s>:]|(?:^|[^-])>|(?:^|[^:]):)\s*)\b(?:abstract|and|array|as|break|callable|case|catch|clone|const|continue|declare|default|die|do|echo|else|elseif|empty|enddeclare|endfor|endforeach|endif|endswitch|endwhile|enum|eval|exit|extends|final|finally|fn|for|foreach|function|global|goto|if|implements|include|include_once|instanceof|insteadof|interface|isset|list|match|namespace|never|new|or|parent|print|private|protected|public|readonly|require|require_once|return|self|static|switch|throw|trait|try|unset|use|var|while|xor|yield|__halt_compiler)\b/i, lookbehind: true } ], 'argument-name': { pattern: /([(,]\s*)\b[a-z_]\w*(?=\s*:(?!:))/i, lookbehind: true }, 'class-name': [ { pattern: /(\b(?:extends|implements|instanceof|new(?!\s+self|\s+static))\s+|\bcatch\s*\()\b[a-z_]\w*(?!\\)\b/i, greedy: true, lookbehind: true }, { pattern: /(\|\s*)\b[a-z_]\w*(?!\\)\b/i, greedy: true, lookbehind: true }, { pattern: /\b[a-z_]\w*(?!\\)\b(?=\s*\|)/i, greedy: true }, { pattern: /(\|\s*)(?:\\?\b[a-z_]\w*)+\b/i, alias: 'class-name-fully-qualified', greedy: true, lookbehind: true, inside: { 'punctuation': /\\/ } }, { pattern: /(?:\\?\b[a-z_]\w*)+\b(?=\s*\|)/i, alias: 'class-name-fully-qualified', greedy: true, inside: { 'punctuation': /\\/ } }, { pattern: /(\b(?:extends|implements|instanceof|new(?!\s+self\b|\s+static\b))\s+|\bcatch\s*\()(?:\\?\b[a-z_]\w*)+\b(?!\\)/i, alias: 'class-name-fully-qualified', greedy: true, lookbehind: true, inside: { 'punctuation': /\\/ } }, { pattern: /\b[a-z_]\w*(?=\s*\$)/i, alias: 'type-declaration', greedy: true }, { pattern: /(?:\\?\b[a-z_]\w*)+(?=\s*\$)/i, alias: ['class-name-fully-qualified', 'type-declaration'], greedy: true, inside: { 'punctuation': /\\/ } }, { pattern: /\b[a-z_]\w*(?=\s*::)/i, alias: 'static-context', greedy: true }, { pattern: /(?:\\?\b[a-z_]\w*)+(?=\s*::)/i, alias: ['class-name-fully-qualified', 'static-context'], greedy: true, inside: { 'punctuation': /\\/ } }, { pattern: /([(,?]\s*)[a-z_]\w*(?=\s*\$)/i, alias: 'type-hint', greedy: true, lookbehind: true }, { pattern: /([(,?]\s*)(?:\\?\b[a-z_]\w*)+(?=\s*\$)/i, alias: ['class-name-fully-qualified', 'type-hint'], greedy: true, lookbehind: true, inside: { 'punctuation': /\\/ } }, { pattern: /(\)\s*:\s*(?:\?\s*)?)\b[a-z_]\w*(?!\\)\b/i, alias: 'return-type', greedy: true, lookbehind: true }, { pattern: /(\)\s*:\s*(?:\?\s*)?)(?:\\?\b[a-z_]\w*)+\b(?!\\)/i, alias: ['class-name-fully-qualified', 'return-type'], greedy: true, lookbehind: true, inside: { 'punctuation': /\\/ } } ], 'constant': constant, 'function': { pattern: /(^|[^\\\w])\\?[a-z_](?:[\w\\]*\w)?(?=\s*\()/i, lookbehind: true, inside: { 'punctuation': /\\/ } }, 'property': { pattern: /(->\s*)\w+/, lookbehind: true }, 'number': number, 'operator': operator, 'punctuation': punctuation }; var string_interpolation = { pattern: /\{\$(?:\{(?:\{[^{}]+\}|[^{}]+)\}|[^{}])+\}|(^|[^\\{])\$+(?:\w+(?:\[[^\r\n\[\]]+\]|->\w+)?)/, lookbehind: true, inside: Prism.languages.php }; var string = [ { pattern: /<<<'([^']+)'[\r\n](?:.*[\r\n])*?\1;/, alias: 'nowdoc-string', greedy: true, inside: { 'delimiter': { pattern: /^<<<'[^']+'|[a-z_]\w*;$/i, alias: 'symbol', inside: { 'punctuation': /^<<<'?|[';]$/ } } } }, { pattern: /<<<(?:"([^"]+)"[\r\n](?:.*[\r\n])*?\1;|([a-z_]\w*)[\r\n](?:.*[\r\n])*?\2;)/i, alias: 'heredoc-string', greedy: true, inside: { 'delimiter': { pattern: /^<<<(?:"[^"]+"|[a-z_]\w*)|[a-z_]\w*;$/i, alias: 'symbol', inside: { 'punctuation': /^<<<"?|[";]$/ } }, 'interpolation': string_interpolation } }, { pattern: /`(?:\\[\s\S]|[^\\`])*`/, alias: 'backtick-quoted-string', greedy: true }, { pattern: /'(?:\\[\s\S]|[^\\'])*'/, alias: 'single-quoted-string', greedy: true }, { pattern: /"(?:\\[\s\S]|[^\\"])*"/, alias: 'double-quoted-string', greedy: true, inside: { 'interpolation': string_interpolation } } ]; Prism.languages.insertBefore('php', 'variable', { 'string': string, 'attribute': { pattern: /#\[(?:[^"'\/#]|\/(?![*/])|\/\/.*$|#(?!\[).*$|\/\*(?:[^*]|\*(?!\/))*\*\/|"(?:\\[\s\S]|[^\\"])*"|'(?:\\[\s\S]|[^\\'])*')+\](?=\s*[a-z$#])/im, greedy: true, inside: { 'attribute-content': { pattern: /^(#\[)[\s\S]+(?=\]$)/, lookbehind: true, // inside can appear subset of php inside: { 'comment': comment, 'string': string, 'attribute-class-name': [ { pattern: /([^:]|^)\b[a-z_]\w*(?!\\)\b/i, alias: 'class-name', greedy: true, lookbehind: true }, { pattern: /([^:]|^)(?:\\?\b[a-z_]\w*)+/i, alias: [ 'class-name', 'class-name-fully-qualified' ], greedy: true, lookbehind: true, inside: { 'punctuation': /\\/ } } ], 'constant': constant, 'number': number, 'operator': operator, 'punctuation': punctuation } }, 'delimiter': { pattern: /^#\[|\]$/, alias: 'punctuation' } } }, }); Prism.hooks.add('before-tokenize', function (env) { if (!/<\?/.test(env.code)) { return; } var phpPattern = /<\?(?:[^"'/#]|\/(?![*/])|("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|(?:\/\/|#(?!\[))(?:[^?\n\r]|\?(?!>))*(?=$|\?>|[\r\n])|#\[|\/\*(?:[^*]|\*(?!\/))*(?:\*\/|$))*?(?:\?>|$)/g; Prism.languages['markup-templating'].buildPlaceholders(env, 'php', phpPattern); }); Prism.hooks.add('after-tokenize', function (env) { Prism.languages['markup-templating'].tokenizePlaceholders(env, 'php'); }); }(Prism)); Prism.languages.insertBefore('php', 'variable', { 'this': { pattern: /\$this\b/, alias: 'keyword' }, 'global': /\$(?:GLOBALS|HTTP_RAW_POST_DATA|_(?:COOKIE|ENV|FILES|GET|POST|REQUEST|SERVER|SESSION)|argc|argv|http_response_header|php_errormsg)\b/, 'scope': { pattern: /\b[\w\\]+::/, inside: { 'keyword': /\b(?:parent|self|static)\b/, 'punctuation': /::|\\/ } } }); Prism.languages.python = { 'comment': { pattern: /(^|[^\\])#.*/, lookbehind: true, greedy: true }, 'string-interpolation': { pattern: /(?:f|fr|rf)(?:("""|''')[\s\S]*?\1|("|')(?:\\.|(?!\2)[^\\\r\n])*\2)/i, greedy: true, inside: { 'interpolation': { // "{" <expression> <optional "!s", "!r", or "!a"> <optional ":" format specifier> "}" pattern: /((?:^|[^{])(?:\{\{)*)\{(?!\{)(?:[^{}]|\{(?!\{)(?:[^{}]|\{(?!\{)(?:[^{}])+\})+\})+\}/, lookbehind: true, inside: { 'format-spec': { pattern: /(:)[^:(){}]+(?=\}$)/, lookbehind: true }, 'conversion-option': { pattern: //, alias: 'punctuation' }, rest: null } }, 'string': /[\s\S]+/ } }, 'triple-quoted-string': { pattern: /(?:[rub]|br|rb)?("""|''')[\s\S]*?\1/i, greedy: true, alias: 'string' }, 'string': { pattern: /(?:[rub]|br|rb)?("|')(?:\\.|(?!\1)[^\\\r\n])*\1/i, greedy: true }, 'function': { pattern: /((?:^|\s)def[ \t]+)[a-zA-Z_]\w*(?=\s*\()/g, lookbehind: true }, 'class-name': { pattern: /(\bclass\s+)\w+/i, lookbehind: true }, 'decorator': { pattern: /(^[\t ]*)@\w+(?:\.\w+)*/m, lookbehind: true, alias: ['annotation', 'punctuation'], inside: { 'punctuation': /\./ } }, 'keyword': /\b(?:_(?=\s*:)|and|as|assert|async|await|break|case|class|continue|def|del|elif|else|except|exec|finally|for|from|global|if|import|in|is|lambda|match|nonlocal|not|or|pass|print|raise|return|try|while|with|yield)\b/, 'builtin': /\b(?:__import__|abs|all|any|apply|ascii|basestring|bin|bool|buffer|bytearray|bytes|callable|chr|classmethod|cmp|coerce|compile|complex|delattr|dict|dir|divmod|enumerate|eval|execfile|file|filter|float|format|frozenset|getattr|globals|hasattr|hash|help|hex|id|input|int|intern|isinstance|issubclass|iter|len|list|locals|long|map|max|memoryview|min|next|object|oct|open|ord|pow|property|range|raw_input|reduce|reload|repr|reversed|round|set|setattr|slice|sorted|staticmethod|str|sum|super|tuple|type|unichr|unicode|vars|xrange|zip)\b/, 'boolean': /\b(?:False|None|True)\b/, 'number': /\b0(?:b(?:_?[01])+|o(?:_?[0-7])+|x(?:_?[a-f0-9])+)\b|(?:\b\d+(?:_\d+)*(?:\.(?:\d+(?:_\d+)*)?)?|\B\.\d+(?:_\d+)*)(?:e[+-]?\d+(?:_\d+)*)?j?(?!\w)/i, 'operator': /[-+%=]=?|!=|:=|\*\*?=?|\/\/?=?|<[<=>]?|>[=>]?|[&|^~]/, 'punctuation': /[{}[\];(),.:]/ }; Prism.languages.python['string-interpolation'].inside['interpolation'].inside.rest = Prism.languages.python; Prism.languages.py = Prism.languages.python; Prism.languages.aspnet = Prism.languages.extend('markup', { 'page-directive': { pattern: /<%\s*@.*%>/, alias: 'tag', inside: { 'page-directive': { pattern: /<%\s*@\s*(?:Assembly|Control|Implements|Import|Master(?:Type)?|OutputCache|Page|PreviousPageType|Reference|Register)?|%>/i, alias: 'tag' }, rest: Prism.languages.markup.tag.inside } }, 'directive': { pattern: /<%.*%>/, alias: 'tag', inside: { 'directive': { pattern: /<%\s*?[$=%#:]{0,2}|%>/, alias: 'tag' }, rest: Prism.languages.csharp } } }); // Regexp copied from prism-markup, with a negative look-ahead added Prism.languages.aspnet.tag.pattern = /<(?!%)\/?[^\s>\/]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+))?)*\s*\/?>/; // match directives of attribute value foo="<% Bar %>" Prism.languages.insertBefore('inside', 'punctuation', { 'directive': Prism.languages.aspnet['directive'] }, Prism.languages.aspnet.tag.inside['attr-value']); Prism.languages.insertBefore('aspnet', 'comment', { 'asp-comment': { pattern: /<%--[\s\S]*?--%>/, alias: ['asp', 'comment'] } }); // script runat="server" contains csharp, not javascript Prism.languages.insertBefore('aspnet', Prism.languages.javascript ? 'script' : 'tag', { 'asp-script': { pattern: /(<script(?=.*runat=['"]?server\b)[^>]*>)[\s\S]*?(?=<\/script>)/i, lookbehind: true, alias: ['asp', 'script'], inside: Prism.languages.csharp || {} } }); (function () { if (typeof Prism === 'undefined') { return; } 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; } var settingsConfig = { 'remove-trailing': 'boolean', 'remove-indent': 'boolean', 'left-trim': 'boolean', 'right-trim': 'boolean', 'break-lines': 'number', 'indent': 'number', 'remove-initial-line-feed': 'boolean', 'tabs-to-spaces': 'number', 'spaces-to-tabs': 'number', }; 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); var 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; } 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; } // Check classes if (!Prism.util.isActive(env.element, 'whitespace-normalization', true)) { 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; if (!env.code || !pre || pre.nodeName.toLowerCase() !== 'pre') { return; } if (env.settings == null) { env.settings = {}; } // Read settings from 'data-' attributes for (var key in settingsConfig) { if (Object.hasOwnProperty.call(settingsConfig, key)) { var settingType = settingsConfig[key]; if (pre.hasAttribute('data-' + key)) { try { var value = JSON.parse(pre.getAttribute('data-' + key) || 'true'); if (typeof value === settingType) { env.settings[key] = value; } } catch (_error) { // ignore error } } } } var children = pre.childNodes; var before = ''; var after = ''; var 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; } }); }()); "use strict"; // // Prism Initialization // Prism.plugins.NormalizeWhitespace.setDefaults({ 'remove-trailing': true, 'remove-indent': true, 'left-trim': true, 'right-trim': true });
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