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MediaWiki:Gadget-prism-core.js
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/**
* -------------------------------------------------------------------------
* !!! DON'T MODIFY THIS PAGE MANUALLY, YOUR CHANGES WILL BE OVERWRITTEN !!!
* -------------------------------------------------------------------------
*/
var _addText = '{{GHIACode|page=GHIA:MoegirlPediaInterfaceCodes/blob/master/src/gadgets/prism-core/MediaWiki:Gadget-prism-core.js|user=[[U:AnnAngela]]|co-authors=GH:github-actions[bot]、[[U:Bhsd]]|longId=2d5d0ae30421796cfa323a02a78713c0ed261417|shortId=2d5d0ae3|summary=feat(Gadget/prism): 新的代码高亮工具 (#443)|body=<nowiki>Co-authored-by: github-actions[bot] <41898282+github-actions[bot]📧users.noreply.github.com>↩Co-authored-by: Bhsd <55071315+bhsd-harry📧users.noreply.github.com></nowiki>}}';
/* <pre> */
"use strict";
var _self = (typeof window !== 'undefined')
? window
: ((typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope)
? self
: {});
var Prism = (function (_self) {
var lang = /(?:^|\s)lang(?:uage)?-([\w-]+)(?=\s|$)/i;
var uniqueId = 0;
var plainTextGrammar = {};
var _ = {
manual: _self.Prism && _self.Prism.manual,
disableWorkerMessageHandler: _self.Prism && _self.Prism.disableWorkerMessageHandler,
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, ' ');
}
},
type: function (o) {
return Object.prototype.toString.call(o).slice(8, -1);
},
objId: function (obj) {
if (!obj['__id']) {
Object.defineProperty(obj, '__id', { value: ++uniqueId });
}
return obj['__id'];
},
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 = ({});
visited[id] = clone;
for (var key in o) {
if (o.hasOwnProperty(key)) {
clone[key] = deepClone(o[key], visited);
}
}
return (clone);
case 'Array':
id = _.util.objId(o);
if (visited[id]) {
return visited[id];
}
clone = [];
visited[id] = clone;
(((o))).forEach(function (v, i) {
clone[i] = deepClone(v, visited);
});
return (clone);
default:
return o;
}
},
getLanguage: function (element) {
while (element) {
var m = lang.exec(element.className);
if (m) {
return m[1].toLowerCase();
}
element = element.parentElement;
}
return 'none';
},
setLanguage: function (element, language) {
element.className = element.className.replace(RegExp(lang, 'gi'), '');
element.classList.add('language-' + language);
},
currentScript: function () {
if (typeof document === 'undefined') {
return null;
}
if ('currentScript' in document && 1 < 2) {
return (document.currentScript);
}
try {
throw new Error();
}
catch (err) {
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;
}
},
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;
}
},
languages: {
plain: plainTextGrammar,
plaintext: plainTextGrammar,
text: plainTextGrammar,
txt: plainTextGrammar,
extend: function (id, redef) {
var lang = _.util.clone(_.languages[id]);
for (var key in redef) {
lang[key] = redef[key];
}
return lang;
},
insertBefore: function (inside, before, insert, root) {
root = root || (_.languages);
var grammar = root[inside];
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];
}
}
}
if (!insert.hasOwnProperty(token)) {
ret[token] = grammar[token];
}
}
}
var old = root[inside];
root[inside] = ret;
_.languages.DFS(_.languages, function (key, value) {
if (value === old && key != inside) {
this[key] = ret;
}
});
return ret;
},
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: {},
highlightAll: function (async, callback) {
_.highlightAllUnder(document, async, callback);
},
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);
}
},
highlightElement: function (element, async, callback) {
var language = _.util.getLanguage(element);
var grammar = _.languages[language];
_.util.setLanguage(element, language);
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);
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));
}
},
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);
},
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);
},
hooks: {
all: {},
add: function (name, callback) {
var hooks = _.hooks.all;
hooks[name] = hooks[name] || [];
hooks[name].push(callback);
},
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 = _;
function Token(type, content, alias, matchedStr) {
this.type = type;
this.content = content;
this.alias = alias;
this.length = (matchedStr || '').length | 0;
}
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 + '>';
};
function matchPattern(pattern, pos, text, lookbehind) {
pattern.lastIndex = pos;
var match = pattern.exec(text);
if (match && lookbehind && match[1]) {
var lookbehindLength = match[1].length;
match.index += lookbehindLength;
match[0] = match[0].slice(lookbehindLength);
}
return match;
}
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) {
var flags = patternObj.pattern.toString().match(/[imsuy]*$/)[0];
patternObj.pattern = RegExp(patternObj.pattern.source, flags + 'g');
}
var pattern = patternObj.pattern || patternObj;
for (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) {
return;
}
if (str instanceof Token) {
continue;
}
var removeCount = 1;
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;
p += currentNode.value.length;
while (from >= p) {
currentNode = currentNode.next;
p += currentNode.value.length;
}
p -= currentNode.value.length;
pos = p;
if (currentNode.value instanceof Token) {
continue;
}
for (var k = currentNode; k !== tokenList.tail && (p < to || typeof k.value === 'string'); k = k.next) {
removeCount++;
p += k.value.length;
}
removeCount--;
str = text.slice(pos, p);
match.index -= pos;
}
else {
match = matchPattern(pattern, 0, str, lookbehind);
if (!match) {
continue;
}
}
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) {
var nestedRematch = {
cause: token + ',' + j,
reach: reach
};
matchGrammar(text, tokenList, grammar, currentNode.prev, pos, nestedRematch);
if (rematch && nestedRematch.reach > rematch.reach) {
rematch.reach = nestedRematch.reach;
}
}
}
}
}
}
function LinkedList() {
var head = { value: null, prev: null, next: null };
var tail = { value: null, prev: head, next: null };
head.next = tail;
this.head = head;
this.tail = tail;
this.length = 0;
}
function addAfter(list, node, value) {
var next = node.next;
var newNode = { value: value, prev: node, next: next };
node.next = newNode;
next.prev = newNode;
list.length++;
return newNode;
}
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;
}
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) {
return _;
}
if (!_.disableWorkerMessageHandler) {
_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 _;
}
var script = _.util.currentScript();
if (script) {
_.filename = script.src;
if (script.hasAttribute('data-manual')) {
_.manual = true;
}
}
function highlightAutomaticallyCallback() {
if (!_.manual) {
_.highlightAll();
}
}
if (!_.manual) {
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;
}
if (typeof global !== 'undefined') {
global.Prism = Prism;
}
/* </pre> */
