MediaWiki:Gadget-code-prettify-prettify.js
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//使用本js只是为了方便无法获得Google的js的用户使用,本文件各项权利按下列声明归各自所有者所有,文件源自https://raw.githubusercontent.com/google/code-prettify/master/src/prettify.js和https://raw.githubusercontent.com/google/code-prettify/master/src/lang-css.js
/**
* @license
* Copyright (C) 2006 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var DecorationsT;
var JobT;
var SourceSpansT;
var IN_GLOBAL_SCOPE = false;
var PR;
window["PR_SHOULD_USE_CONTINUATION"] = true;
var prettyPrintOne;
var prettyPrint;
(function() {
var win = window;
var FLOW_CONTROL_KEYWORDS = [
"break,continue,do,else,for,if,return,while"
];
var C_KEYWORDS = [
FLOW_CONTROL_KEYWORDS,
"auto,case,char,const,default," + "double,enum,extern,float,goto,inline,int,long,register,short,signed," + "sizeof,static,struct,switch,typedef,union,unsigned,void,volatile"
];
var COMMON_KEYWORDS = [
C_KEYWORDS,
"catch,class,delete,false,import," + "new,operator,private,protected,public,this,throw,true,try,typeof"
];
var CPP_KEYWORDS = [
COMMON_KEYWORDS,
"alignof,align_union,asm,axiom,bool," + "concept,concept_map,const_cast,constexpr,decltype,delegate," + "dynamic_cast,explicit,export,friend,generic,late_check," + "mutable,namespace,nullptr,property,reinterpret_cast,static_assert," + "static_cast,template,typeid,typename,using,virtual,where"
];
var JAVA_KEYWORDS = [
COMMON_KEYWORDS,
"abstract,assert,boolean,byte,extends,finally,final,implements,import," + "instanceof,interface,null,native,package,strictfp,super,synchronized," + "throws,transient"
];
var CSHARP_KEYWORDS = [
COMMON_KEYWORDS,
"abstract,as,base,bool,by,byte,checked,decimal,delegate,descending," + "dynamic,event,finally,fixed,foreach,from,group,implicit,in,interface," + "internal,into,is,let,lock,null,object,out,override,orderby,params," + "partial,readonly,ref,sbyte,sealed,stackalloc,string,select,uint,ulong," + "unchecked,unsafe,ushort,var,virtual,where"
];
var COFFEE_KEYWORDS = "all,and,by,catch,class,else,extends,false,finally," + "for,if,in,is,isnt,loop,new,no,not,null,of,off,on,or,return,super,then," + "throw,true,try,unless,until,when,while,yes";
var JSCRIPT_KEYWORDS = [
COMMON_KEYWORDS,
"abstract,async,await,constructor,debugger,enum,eval,export,function," + "get,implements,instanceof,interface,let,null,set,undefined,var,with," + "yield,Infinity,NaN"
];
var PERL_KEYWORDS = "caller,delete,die,do,dump,elsif,eval,exit,foreach,for," + "goto,if,import,last,local,my,next,no,our,print,package,redo,require," + "sub,undef,unless,until,use,wantarray,while,BEGIN,END";
var PYTHON_KEYWORDS = [
FLOW_CONTROL_KEYWORDS,
"and,as,assert,class,def,del," + "elif,except,exec,finally,from,global,import,in,is,lambda," + "nonlocal,not,or,pass,print,raise,try,with,yield," + "False,True,None"
];
var RUBY_KEYWORDS = [
FLOW_CONTROL_KEYWORDS,
"alias,and,begin,case,class," + "def,defined,elsif,end,ensure,false,in,module,next,nil,not,or,redo," + "rescue,retry,self,super,then,true,undef,unless,until,when,yield," + "BEGIN,END"
];
var SH_KEYWORDS = [
FLOW_CONTROL_KEYWORDS,
"case,done,elif,esac,eval,fi," + "function,in,local,set,then,until"
];
var ALL_KEYWORDS = [
CPP_KEYWORDS, CSHARP_KEYWORDS, JAVA_KEYWORDS, JSCRIPT_KEYWORDS, PERL_KEYWORDS, PYTHON_KEYWORDS, RUBY_KEYWORDS, SH_KEYWORDS
];
var C_TYPES = /^(DIR|FILE|vector|(de|priority_)?queue|list|stack|(const_)?iterator|(multi)?(set|map)|bitset|u?(int|float)\d*)\b/;
var PR_STRING = "str";
var PR_KEYWORD = "kwd";
var PR_COMMENT = "com";
var PR_TYPE = "typ";
var PR_LITERAL = "lit";
var PR_PUNCTUATION = "pun";
var PR_PLAIN = "pln";
var PR_TAG = "tag";
var PR_DECLARATION = "dec";
var PR_SOURCE = "src";
var PR_ATTRIB_NAME = "atn";
var PR_ATTRIB_VALUE = "atv";
var PR_NOCODE = "nocode";
var REGEXP_PRECEDER_PATTERN = "(?:^^\\.?|[+-]|[!=]=?=?|\\#|%=?|&&?=?|\\(|\\*=?|[+\\-]=|->|\\/=?|::?|<<?=?|>>?>?=?|,|;|\\?|@|\\[|~|{|\\^\\^?=?|\\|\\|?=?|break|case|continue|delete|do|else|finally|instanceof|return|throw|try|typeof)\\s*";
function combinePrefixPatterns(regexs) {
var capturedGroupIndex = 0;
var needToFoldCase = false;
var ignoreCase = false;
for (var i = 0, n = regexs.length; i < n; ++i) {
var regex = regexs[i];
if (regex.ignoreCase) {
ignoreCase = true;
} else if (/[a-z]/i.test(regex.source.replace(/\\u[0-9a-f]{4}|\\x[0-9a-f]{2}|\\[^ux]/gi, ""))) {
needToFoldCase = true;
ignoreCase = false;
break;
}
}
var escapeCharToCodeUnit = {
b: 8,
t: 9,
n: 10,
v: 11,
f: 12,
r: 13
};
function decodeEscape(charsetPart) {
var cc0 = charsetPart.charCodeAt(0);
if (cc0 !== 92) {
return cc0;
}
var c1 = charsetPart.charAt(1);
cc0 = escapeCharToCodeUnit[c1];
if (cc0) {
return cc0;
} else if ("0" <= c1 && c1 <= "7") {
return parseInt(charsetPart.substring(1), 8);
} else if (c1 === "u" || c1 === "x") {
return parseInt(charsetPart.substring(2), 16);
} else {
return charsetPart.charCodeAt(1);
}
}
function encodeEscape(charCode) {
if (charCode < 32) {
return (charCode < 16 ? "\\x0" : "\\x") + charCode.toString(16);
}
var ch = String.fromCharCode(charCode);
return ch === "\\" || ch === "-" || ch === "]" || ch === "^" ? "\\" + ch : ch;
}
function caseFoldCharset(charSet) {
var charsetParts = charSet.substring(1, charSet.length - 1).match(new RegExp("\\\\u[0-9A-Fa-f]{4}" + "|\\\\x[0-9A-Fa-f]{2}" + "|\\\\[0-3][0-7]{0,2}" + "|\\\\[0-7]{1,2}" + "|\\\\[\\s\\S]" + "|-" + "|[^-\\\\]", "g"));
var ranges = [];
var inverse = charsetParts[0] === "^";
var out = ["["];
if (inverse) {
out.push("^");
}
for (var i = inverse ? 1 : 0, n = charsetParts.length; i < n; ++i) {
var p = charsetParts[i];
if (/\\[bdsw]/i.test(p)) {
out.push(p);
} else {
var start = decodeEscape(p);
var end;
if (i + 2 < n && "-" === charsetParts[i + 1]) {
end = decodeEscape(charsetParts[i + 2]);
i += 2;
} else {
end = start;
}
ranges.push([start, end]);
if (!(end < 65 || start > 122)) {
if (!(end < 65 || start > 90)) {
ranges.push([Math.max(65, start) | 32, Math.min(end, 90) | 32]);
}
if (!(end < 97 || start > 122)) {
ranges.push([Math.max(97, start) & ~32, Math.min(end, 122) & ~32]);
}
}
}
}
ranges.sort(function(a, b) {
return a[0] - b[0] || b[1] - a[1];
});
var consolidatedRanges = [];
var lastRange = [];
for (var i = 0; i < ranges.length; ++i) {
var range = ranges[i];
if (range[0] <= lastRange[1] + 1) {
lastRange[1] = Math.max(lastRange[1], range[1]);
} else {
consolidatedRanges.push(lastRange = range);
}
}
for (var i = 0; i < consolidatedRanges.length; ++i) {
var range = consolidatedRanges[i];
out.push(encodeEscape(range[0]));
if (range[1] > range[0]) {
if (range[1] + 1 > range[0]) {
out.push("-");
}
out.push(encodeEscape(range[1]));
}
}
out.push("]");
return out.join("");
}
function allowAnywhereFoldCaseAndRenumberGroups(regex) {
var parts = regex.source.match(new RegExp("(?:" + "\\[(?:[^\\x5C\\x5D]|\\\\[\\s\\S])*\\]" + "|\\\\u[A-Fa-f0-9]{4}" + "|\\\\x[A-Fa-f0-9]{2}" + "|\\\\[0-9]+" + "|\\\\[^ux0-9]" + "|\\(\\?[:!=]" + "|[\\(\\)\\^]" + "|[^\\x5B\\x5C\\(\\)\\^]+" + ")", "g"));
var n = parts.length;
var capturedGroups = [];
for (var i = 0, groupIndex = 0; i < n; ++i) {
var p = parts[i];
if (p === "(") {
++groupIndex;
} else if ("\\" === p.charAt(0)) {
var decimalValue = +p.substring(1);
if (decimalValue) {
if (decimalValue <= groupIndex) {
capturedGroups[decimalValue] = -1;
} else {
parts[i] = encodeEscape(decimalValue);
}
}
}
}
for (var i = 1; i < capturedGroups.length; ++i) {
if (-1 === capturedGroups[i]) {
capturedGroups[i] = ++capturedGroupIndex;
}
}
for (var i = 0, groupIndex = 0; i < n; ++i) {
var p = parts[i];
if (p === "(") {
++groupIndex;
if (!capturedGroups[groupIndex]) {
parts[i] = "(?:";
}
} else if ("\\" === p.charAt(0)) {
var decimalValue = +p.substring(1);
if (decimalValue && decimalValue <= groupIndex) {
parts[i] = "\\" + capturedGroups[decimalValue];
}
}
}
for (var i = 0; i < n; ++i) {
if ("^" === parts[i] && "^" !== parts[i + 1]) {
parts[i] = "";
}
}
if (regex.ignoreCase && needToFoldCase) {
for (var i = 0; i < n; ++i) {
var p = parts[i];
var ch0 = p.charAt(0);
if (p.length >= 2 && ch0 === "[") {
parts[i] = caseFoldCharset(p);
} else if (ch0 !== "\\") {
parts[i] = p.replace(/[a-zA-Z]/g, function(ch) {
var cc = ch.charCodeAt(0);
return "[" + String.fromCharCode(cc & ~32, cc | 32) + "]";
});
}
}
}
return parts.join("");
}
var rewritten = [];
for (var i = 0, n = regexs.length; i < n; ++i) {
var regex = regexs[i];
if (regex.global || regex.multiline) {
throw new Error("" + regex);
}
rewritten.push("(?:" + allowAnywhereFoldCaseAndRenumberGroups(regex) + ")");
}
return new RegExp(rewritten.join("|"), ignoreCase ? "gi" : "g");
}
function extractSourceSpans(node, isPreformatted) {
var nocode = /(?:^|\s)nocode(?:\s|$)/;
var chunks = [];
var length = 0;
var spans = [];
var k = 0;
function walk(node) {
var type = node.nodeType;
if (type == 1) {
if (nocode.test(node.className)) {
return;
}
for (var child = node.firstChild; child; child = child.nextSibling) {
walk(child);
}
var nodeName = node.nodeName.toLowerCase();
if ("br" === nodeName || "li" === nodeName) {
chunks[k] = "\n";
spans[k << 1] = length++;
spans[k++ << 1 | 1] = node;
}
} else if (type == 3 || type == 4) {
var text = node.nodeValue;
if (text.length) {
if (!isPreformatted) {
text = text.replace(/[ \t\r\n]+/g, " ");
} else {
text = text.replace(/\r\n?/g, "\n");
}
chunks[k] = text;
spans[k << 1] = length;
length += text.length;
spans[k++ << 1 | 1] = node;
}
}
}
walk(node);
return {
sourceCode: chunks.join("").replace(/\n$/, ""),
spans: spans
};
}
function appendDecorations(sourceNode, basePos, sourceCode, langHandler, out) {
if (!sourceCode) {
return;
}
var job = {
sourceNode: sourceNode,
pre: 1,
langExtension: null,
numberLines: null,
sourceCode: sourceCode,
spans: null,
basePos: basePos,
decorations: null
};
langHandler(job);
out.push.apply(out, job.decorations);
}
var notWs = /\S/;
function childContentWrapper(element) {
var wrapper = undefined;
for (var c = element.firstChild; c; c = c.nextSibling) {
var type = c.nodeType;
wrapper = type === 1 ? wrapper ? element : c : type === 3 ? notWs.test(c.nodeValue) ? element : wrapper : wrapper;
}
return wrapper === element ? undefined : wrapper;
}
function createSimpleLexer(shortcutStylePatterns, fallthroughStylePatterns) {
var shortcuts = {};
var tokenizer;
(function() {
var allPatterns = shortcutStylePatterns.concat(fallthroughStylePatterns);
var allRegexs = [];
var regexKeys = {};
for (var i = 0, n = allPatterns.length; i < n; ++i) {
var patternParts = allPatterns[i];
var shortcutChars = patternParts[3];
if (shortcutChars) {
for (var c = shortcutChars.length; --c >= 0;) {
shortcuts[shortcutChars.charAt(c)] = patternParts;
}
}
var regex = patternParts[1];
var k = "" + regex;
if (!regexKeys.hasOwnProperty(k)) {
allRegexs.push(regex);
regexKeys[k] = null;
}
}
allRegexs.push(/[\0-\uffff]/);
tokenizer = combinePrefixPatterns(allRegexs);
})();
var nPatterns = fallthroughStylePatterns.length;
var decorate = function(job) {
var sourceCode = job.sourceCode,
basePos = job.basePos;
var sourceNode = job.sourceNode;
var decorations = [basePos, PR_PLAIN];
var pos = 0;
var tokens = sourceCode.match(tokenizer) || [];
var styleCache = {};
for (var ti = 0, nTokens = tokens.length; ti < nTokens; ++ti) {
var token = tokens[ti];
var style = styleCache[token];
var match = void 0;
var isEmbedded;
if (typeof style === "string") {
isEmbedded = false;
} else {
var patternParts = shortcuts[token.charAt(0)];
if (patternParts) {
match = token.match(patternParts[1]);
style = patternParts[0];
} else {
for (var i = 0; i < nPatterns; ++i) {
patternParts = fallthroughStylePatterns[i];
match = token.match(patternParts[1]);
if (match) {
style = patternParts[0];
break;
}
}
if (!match) {
style = PR_PLAIN;
}
}
isEmbedded = style.length >= 5 && "lang-" === style.substring(0, 5);
if (isEmbedded && !(match && typeof match[1] === "string")) {
isEmbedded = false;
style = PR_SOURCE;
}
if (!isEmbedded) {
styleCache[token] = style;
}
}
var tokenStart = pos;
pos += token.length;
if (!isEmbedded) {
decorations.push(basePos + tokenStart, style);
} else {
var embeddedSource = match[1];
var embeddedSourceStart = token.indexOf(embeddedSource);
var embeddedSourceEnd = embeddedSourceStart + embeddedSource.length;
if (match[2]) {
embeddedSourceEnd = token.length - match[2].length;
embeddedSourceStart = embeddedSourceEnd - embeddedSource.length;
}
var lang = style.substring(5);
appendDecorations(sourceNode, basePos + tokenStart, token.substring(0, embeddedSourceStart), decorate, decorations);
appendDecorations(sourceNode, basePos + tokenStart + embeddedSourceStart, embeddedSource, langHandlerForExtension(lang, embeddedSource), decorations);
appendDecorations(sourceNode, basePos + tokenStart + embeddedSourceEnd, token.substring(embeddedSourceEnd), decorate, decorations);
}
}
job.decorations = decorations;
};
return decorate;
}
function sourceDecorator(options) {
var shortcutStylePatterns = [],
fallthroughStylePatterns = [];
if (options["tripleQuotedStrings"]) {
shortcutStylePatterns.push([PR_STRING, /^(?:\'\'\'(?:[^\'\\]|\\[\s\S]|\'{1,2}(?=[^\']))*(?:\'\'\'|$)|\"\"\"(?:[^\"\\]|\\[\s\S]|\"{1,2}(?=[^\"]))*(?:\"\"\"|$)|\'(?:[^\\\']|\\[\s\S])*(?:\'|$)|\"(?:[^\\\"]|\\[\s\S])*(?:\"|$))/, null, "'\""]);
} else if (options["multiLineStrings"]) {
shortcutStylePatterns.push([PR_STRING, /^(?:\'(?:[^\\\']|\\[\s\S])*(?:\'|$)|\"(?:[^\\\"]|\\[\s\S])*(?:\"|$)|\`(?:[^\\\`]|\\[\s\S])*(?:\`|$))/, null, "'\"`"]);
} else {
shortcutStylePatterns.push([PR_STRING, /^(?:\'(?:[^\\\'\r\n]|\\.)*(?:\'|$)|\"(?:[^\\\"\r\n]|\\.)*(?:\"|$))/, null, "\"'"]);
}
if (options["verbatimStrings"]) {
fallthroughStylePatterns.push([PR_STRING, /^@\"(?:[^\"]|\"\")*(?:\"|$)/, null]);
}
var hc = options["hashComments"];
if (hc) {
if (options["cStyleComments"]) {
if (hc > 1) {
shortcutStylePatterns.push([PR_COMMENT, /^#(?:##(?:[^#]|#(?!##))*(?:###|$)|.*)/, null, "#"]);
} else {
shortcutStylePatterns.push([PR_COMMENT, /^#(?:(?:define|e(?:l|nd)if|else|error|ifn?def|include|line|pragma|undef|warning)\b|[^\r\n]*)/, null, "#"]);
}
fallthroughStylePatterns.push([PR_STRING, /^<(?:(?:(?:\.\.\/)*|\/?)(?:[\w-]+(?:\/[\w-]+)+)?[\w-]+\.h(?:h|pp|\+\+)?|[a-z]\w*)>/, null]);
} else {
shortcutStylePatterns.push([PR_COMMENT, /^#[^\r\n]*/, null, "#"]);
}
}
if (options["cStyleComments"]) {
fallthroughStylePatterns.push([PR_COMMENT, /^\/\/[^\r\n]*/, null]);
fallthroughStylePatterns.push([PR_COMMENT, /^\/\*[\s\S]*?(?:\*\/|$)/, null]);
}
var regexLiterals = options["regexLiterals"];
if (regexLiterals) {
var regexExcls = regexLiterals > 1 ? "" : "\n\r";
var regexAny = regexExcls ? "." : "[\\S\\s]";
var REGEX_LITERAL = "/(?=[^/*" + regexExcls + "])" + "(?:[^/\\x5B\\x5C" + regexExcls + "]" + "|\\x5C" + regexAny + "|\\x5B(?:[^\\x5C\\x5D" + regexExcls + "]" + "|\\x5C" + regexAny + ")*(?:\\x5D|$))+" + "/";
fallthroughStylePatterns.push(["lang-regex", RegExp("^" + REGEXP_PRECEDER_PATTERN + "(" + REGEX_LITERAL + ")")]);
}
var types = options["types"];
if (types) {
fallthroughStylePatterns.push([PR_TYPE, types]);
}
var keywords = ("" + options["keywords"]).replace(/^ | $/g, "");
if (keywords.length) {
fallthroughStylePatterns.push([PR_KEYWORD, new RegExp("^(?:" + keywords.replace(/[\s,]+/g, "|") + ")\\b"), null]);
}
shortcutStylePatterns.push([PR_PLAIN, /^\s+/, null, " \r\n "]);
var punctuation = "^.[^\\s\\w.$@'\"`/\\\\]*";
if (options["regexLiterals"]) {
punctuation += "(?!s*/)";
}
fallthroughStylePatterns.push([PR_LITERAL, /^@[a-z_$][a-z_$@0-9]*/i, null], [PR_TYPE, /^(?:[@_]?[A-Z]+[a-z][A-Za-z_$@0-9]*|\w+_t\b)/, null], [PR_PLAIN, /^[a-z_$][a-z_$@0-9]*/i, null], [PR_LITERAL, new RegExp("^(?:" + "0x[a-f0-9]+" + "|(?:\\d(?:_\\d+)*\\d*(?:\\.\\d*)?|\\.\\d\\+)" + "(?:e[+\\-]?\\d+)?" + ")" + "[a-z]*", "i"), null, "0123456789"], [PR_PLAIN, /^\\[\s\S]?/, null], [PR_PUNCTUATION, new RegExp(punctuation), null]);
return createSimpleLexer(shortcutStylePatterns, fallthroughStylePatterns);
}
var decorateSource = sourceDecorator({
keywords: ALL_KEYWORDS,
hashComments: true,
cStyleComments: true,
multiLineStrings: true,
regexLiterals: true
});
function numberLines(node, startLineNum, isPreformatted) {
var nocode = /(?:^|\s)nocode(?:\s|$)/;
var lineBreak = /\r\n?|\n/;
var document = node.ownerDocument;
var li = document.createElement("li");
while (node.firstChild) {
li.appendChild(node.firstChild);
}
var listItems = [li];
function walk(node) {
var type = node.nodeType;
if (type == 1 && !nocode.test(node.className)) {
if ("br" === node.nodeName) {
breakAfter(node);
if (node.parentNode) {
node.parentNode.removeChild(node);
}
} else {
for (var child = node.firstChild; child; child = child.nextSibling) {
walk(child);
}
}
} else if ((type == 3 || type == 4) && isPreformatted) {
var text = node.nodeValue;
var match = text.match(lineBreak);
if (match) {
var firstLine = text.substring(0, match.index);
node.nodeValue = firstLine;
var tail = text.substring(match.index + match[0].length);
if (tail) {
var parent = node.parentNode;
parent.insertBefore(document.createTextNode(tail), node.nextSibling);
}
breakAfter(node);
if (!firstLine) {
node.parentNode.removeChild(node);
}
}
}
}
function breakAfter(lineEndNode) {
while (!lineEndNode.nextSibling) {
lineEndNode = lineEndNode.parentNode;
if (!lineEndNode) {
return;
}
}
function breakLeftOf(limit, copy) {
var rightSide = copy ? limit.cloneNode(false) : limit;
var parent = limit.parentNode;
if (parent) {
var parentClone = breakLeftOf(parent, 1);
var next = limit.nextSibling;
parentClone.appendChild(rightSide);
for (var sibling = next; sibling; sibling = next) {
next = sibling.nextSibling;
parentClone.appendChild(sibling);
}
}
return rightSide;
}
var copiedListItem = breakLeftOf(lineEndNode.nextSibling, 0);
for (var parent;
(parent = copiedListItem.parentNode) && parent.nodeType === 1;) {
copiedListItem = parent;
}
listItems.push(copiedListItem);
}
for (var i = 0; i < listItems.length; ++i) {
walk(listItems[i]);
}
if (startLineNum === (startLineNum | 0)) {
listItems[0].setAttribute("value", startLineNum);
}
var ol = document.createElement("ol");
ol.className = "linenums";
var offset = Math.max(0, startLineNum - 1 | 0) || 0;
for (var i = 0, n = listItems.length; i < n; ++i) {
li = listItems[i];
li.className = "L" + (i + offset) % 10;
if (!li.firstChild) {
li.appendChild(document.createTextNode(" "));
}
ol.appendChild(li);
}
node.appendChild(ol);
}
function recombineTagsAndDecorations(job) {
var isIE8OrEarlier = /\bMSIE\s(\d+)/.exec(navigator.userAgent);
isIE8OrEarlier = isIE8OrEarlier && +isIE8OrEarlier[1] <= 8;
var newlineRe = /\n/g;
var source = job.sourceCode;
var sourceLength = source.length;
var sourceIndex = 0;
var spans = job.spans;
var nSpans = spans.length;
var spanIndex = 0;
var decorations = job.decorations;
var nDecorations = decorations.length;
var decorationIndex = 0;
decorations[nDecorations] = sourceLength;
var decPos, i;
for (i = decPos = 0; i < nDecorations;) {
if (decorations[i] !== decorations[i + 2]) {
decorations[decPos++] = decorations[i++];
decorations[decPos++] = decorations[i++];
} else {
i += 2;
}
}
nDecorations = decPos;
for (i = decPos = 0; i < nDecorations;) {
var startPos = decorations[i];
var startDec = decorations[i + 1];
var end = i + 2;
while (end + 2 <= nDecorations && decorations[end + 1] === startDec) {
end += 2;
}
decorations[decPos++] = startPos;
decorations[decPos++] = startDec;
i = end;
}
nDecorations = decorations.length = decPos;
var sourceNode = job.sourceNode;
var oldDisplay = "";
if (sourceNode) {
oldDisplay = sourceNode.style.display;
sourceNode.style.display = "none";
}
try {
var decoration = null;
while (spanIndex < nSpans) {
var spanStart = spans[spanIndex];
var spanEnd = spans[spanIndex + 2] || sourceLength;
var decEnd = decorations[decorationIndex + 2] || sourceLength;
var end = Math.min(spanEnd, decEnd);
var textNode = spans[spanIndex + 1];
var styledText;
if (textNode.nodeType !== 1 && (styledText = source.substring(sourceIndex, end))) {
if (isIE8OrEarlier) {
styledText = styledText.replace(newlineRe, "\r");
}
textNode.nodeValue = styledText;
var document = textNode.ownerDocument;
var span = document.createElement("span");
span.className = decorations[decorationIndex + 1];
var parentNode = textNode.parentNode;
parentNode.replaceChild(span, textNode);
span.appendChild(textNode);
if (sourceIndex < spanEnd) {
spans[spanIndex + 1] = textNode = document.createTextNode(source.substring(end, spanEnd));
parentNode.insertBefore(textNode, span.nextSibling);
}
}
sourceIndex = end;
if (sourceIndex >= spanEnd) {
spanIndex += 2;
}
if (sourceIndex >= decEnd) {
decorationIndex += 2;
}
}
} finally {
if (sourceNode) {
sourceNode.style.display = oldDisplay;
}
}
}
var langHandlerRegistry = {};
function registerLangHandler(handler, fileExtensions) {
for (var i = fileExtensions.length; --i >= 0;) {
var ext = fileExtensions[i];
if (!langHandlerRegistry.hasOwnProperty(ext)) {
langHandlerRegistry[ext] = handler;
} else if (win["console"]) {
console["warn"]("cannot override language handler %s", ext);
}
}
}
function langHandlerForExtension(extension, source) {
if (!(extension && langHandlerRegistry.hasOwnProperty(extension))) {
extension = /^\s*</.test(source) ? "default-markup" : "default-code";
}
return langHandlerRegistry[extension];
}
registerLangHandler(decorateSource, ["default-code"]);
registerLangHandler(createSimpleLexer([], [
[PR_PLAIN, /^[^<?]+/],
[PR_DECLARATION, /^<!\w[^>]*(?:>|$)/],
[PR_COMMENT, /^<\!--[\s\S]*?(?:-\->|$)/],
["lang-", /^<\?([\s\S]+?)(?:\?>|$)/],
["lang-", /^<%([\s\S]+?)(?:%>|$)/],
[PR_PUNCTUATION, /^(?:<[%?]|[%?]>)/],
["lang-", /^<xmp\b[^>]*>([\s\S]+?)<\/xmp\b[^>]*>/i],
["lang-js", /^<script\b[^>]*>([\s\S]*?)(<\/script\b[^>]*>)/i],
["lang-css", /^<style\b[^>]*>([\s\S]*?)(<\/style\b[^>]*>)/i],
["lang-in.tag", /^(<\/?[a-z][^<>]*>)/i]
]), ["default-markup", "htm", "html", "mxml", "xhtml", "xml", "xsl"]);
registerLangHandler(createSimpleLexer([
[PR_PLAIN, /^[\s]+/, null, " \r\n"],
[PR_ATTRIB_VALUE, /^(?:\"[^\"]*\"?|\'[^\']*\'?)/, null, "\"'"]
], [
[PR_TAG, /^^<\/?[a-z](?:[\w.:-]*\w)?|\/?>$/i],
[PR_ATTRIB_NAME, /^(?!style[\s=]|on)[a-z](?:[\w:-]*\w)?/i],
["lang-uq.val", /^=\s*([^>\'\"\s]*(?:[^>\'\"\s\/]|\/(?=\s)))/],
[PR_PUNCTUATION, /^[=<>\/]+/],
["lang-js", /^on\w+\s*=\s*\"([^\"]+)\"/i],
["lang-js", /^on\w+\s*=\s*\'([^\']+)\'/i],
["lang-js", /^on\w+\s*=\s*([^\"\'>\s]+)/i],
["lang-css", /^style\s*=\s*\"([^\"]+)\"/i],
["lang-css", /^style\s*=\s*\'([^\']+)\'/i],
["lang-css", /^style\s*=\s*([^\"\'>\s]+)/i]
]), ["in.tag"]);
registerLangHandler(createSimpleLexer([], [
[PR_ATTRIB_VALUE, /^[\s\S]+/]
]), ["uq.val"]);
registerLangHandler(sourceDecorator({
keywords: CPP_KEYWORDS,
hashComments: true,
cStyleComments: true,
types: C_TYPES
}), ["c", "cc", "cpp", "cxx", "cyc", "m"]);
registerLangHandler(sourceDecorator({
keywords: "null,true,false"
}), ["json"]);
registerLangHandler(sourceDecorator({
keywords: CSHARP_KEYWORDS,
hashComments: true,
cStyleComments: true,
verbatimStrings: true,
types: C_TYPES
}), ["cs"]);
registerLangHandler(sourceDecorator({
keywords: JAVA_KEYWORDS,
cStyleComments: true
}), ["java"]);
registerLangHandler(sourceDecorator({
keywords: SH_KEYWORDS,
hashComments: true,
multiLineStrings: true
}), ["bash", "bsh", "csh", "sh"]);
registerLangHandler(sourceDecorator({
keywords: PYTHON_KEYWORDS,
hashComments: true,
multiLineStrings: true,
tripleQuotedStrings: true
}), ["cv", "py", "python"]);
registerLangHandler(sourceDecorator({
keywords: PERL_KEYWORDS,
hashComments: true,
multiLineStrings: true,
regexLiterals: 2
}), ["perl", "pl", "pm"]);
registerLangHandler(sourceDecorator({
keywords: RUBY_KEYWORDS,
hashComments: true,
multiLineStrings: true,
regexLiterals: true
}), ["rb", "ruby"]);
registerLangHandler(sourceDecorator({
keywords: JSCRIPT_KEYWORDS,
cStyleComments: true,
regexLiterals: true
}), ["javascript", "js", "ts", "typescript"]);
registerLangHandler(sourceDecorator({
keywords: COFFEE_KEYWORDS,
hashComments: 3,
cStyleComments: true,
multilineStrings: true,
tripleQuotedStrings: true,
regexLiterals: true
}), ["coffee"]);
registerLangHandler(createSimpleLexer([], [
[PR_STRING, /^[\s\S]+/]
]), ["regex"]);
function applyDecorator(job) {
var opt_langExtension = job.langExtension;
try {
var sourceAndSpans = extractSourceSpans(job.sourceNode, job.pre);
var source = sourceAndSpans.sourceCode;
job.sourceCode = source;
job.spans = sourceAndSpans.spans;
job.basePos = 0;
langHandlerForExtension(opt_langExtension, source)(job);
recombineTagsAndDecorations(job);
} catch (e) {
if (win["console"]) {
console["log"](e && e["stack"] || e);
}
}
}
function $prettyPrintOne(sourceCodeHtml, opt_langExtension, opt_numberLines) {
var nl = opt_numberLines || false;
var langExtension = opt_langExtension || null;
var container = document.createElement("div");
container.innerHTML = "<pre>" + sourceCodeHtml + "</pre>";
container = container.firstChild;
if (nl) {
numberLines(container, nl, true);
}
var job = {
langExtension: langExtension,
numberLines: nl,
sourceNode: container,
pre: 1,
sourceCode: null,
basePos: null,
spans: null,
decorations: null
};
applyDecorator(job);
return container.innerHTML;
}
function $prettyPrint(opt_whenDone, opt_root) {
var root = opt_root || document.body;
var doc = root.ownerDocument || document;
function byTagName(tn) {
return root.getElementsByTagName(tn);
}
var codeSegments = [byTagName("pre"), byTagName("code"), byTagName("xmp")];
var elements = [];
for (var i = 0; i < codeSegments.length; ++i) {
for (var j = 0, n = codeSegments[i].length; j < n; ++j) {
elements.push(codeSegments[i][j]);
}
}
codeSegments = null;
var clock = Date;
if (!clock["now"]) {
clock = {
now: function() {
return +new Date();
}
};
}
var k = 0;
var langExtensionRe = /\blang(?:uage)?-([\w.]+)(?!\S)/;
var prettyPrintRe = /\bprettyprint\b/;
var prettyPrintedRe = /\bprettyprinted\b/;
var preformattedTagNameRe = /pre|xmp/i;
var codeRe = /^code$/i;
var preCodeXmpRe = /^(?:pre|code|xmp)$/i;
var EMPTY = {};
function doWork() {
var endTime = win["PR_SHOULD_USE_CONTINUATION"] ? clock["now"]() + 250 : Infinity;
for (; k < elements.length && clock["now"]() < endTime; k++) {
var cs = elements[k];
var attrs = EMPTY; {
for (var preceder = cs; preceder = preceder.previousSibling;) {
var nt = preceder.nodeType;
var value = (nt === 7 || nt === 8) && preceder.nodeValue;
if (value ? !/^\??prettify\b/.test(value) : nt !== 3 || /\S/.test(preceder.nodeValue)) {
break;
}
if (value) {
attrs = {};
value.replace(/\b(\w+)=([\w:.%+-]+)/g, function(_, name, value) {
attrs[name] = value;
});
break;
}
}
}
var className = cs.className;
if ((attrs !== EMPTY || prettyPrintRe.test(className)) && !prettyPrintedRe.test(className)) {
var nested = false;
for (var p = cs.parentNode; p; p = p.parentNode) {
var tn = p.tagName;
if (preCodeXmpRe.test(tn) && p.className && prettyPrintRe.test(p.className)) {
nested = true;
break;
}
}
if (!nested) {
cs.className += " prettyprinted";
var langExtension = attrs["lang"];
if (!langExtension) {
langExtension = className.match(langExtensionRe);
var wrapper;
if (!langExtension && (wrapper = childContentWrapper(cs)) && codeRe.test(wrapper.tagName)) {
langExtension = wrapper.className.match(langExtensionRe);
}
if (langExtension) {
langExtension = langExtension[1];
}
}
var preformatted;
if (preformattedTagNameRe.test(cs.tagName)) {
preformatted = 1;
} else {
var currentStyle = cs["currentStyle"];
var defaultView = doc.defaultView;
var whitespace = currentStyle ? currentStyle["whiteSpace"] : defaultView && defaultView.getComputedStyle ? defaultView.getComputedStyle(cs, null).getPropertyValue("white-space") : 0;
preformatted = whitespace && "pre" === whitespace.substring(0, 3);
}
var lineNums = attrs["linenums"];
if (!(lineNums = lineNums === "true" || +lineNums)) {
lineNums = className.match(/\blinenums\b(?::(\d+))?/);
lineNums = lineNums ? lineNums[1] && lineNums[1].length ? +lineNums[1] : true : false;
}
if (lineNums) {
numberLines(cs, lineNums, preformatted);
}
var prettyPrintingJob = {
langExtension: langExtension,
sourceNode: cs,
numberLines: lineNums,
pre: preformatted,
sourceCode: null,
basePos: null,
spans: null,
decorations: null
};
applyDecorator(prettyPrintingJob);
}
}
}
if (k < elements.length) {
win.setTimeout(doWork, 250);
} else if ("function" === typeof opt_whenDone) {
opt_whenDone();
}
}
doWork();
}
var PR = win["PR"] = {
createSimpleLexer: createSimpleLexer,
registerLangHandler: registerLangHandler,
sourceDecorator: sourceDecorator,
PR_ATTRIB_NAME: PR_ATTRIB_NAME,
PR_ATTRIB_VALUE: PR_ATTRIB_VALUE,
PR_COMMENT: PR_COMMENT,
PR_DECLARATION: PR_DECLARATION,
PR_KEYWORD: PR_KEYWORD,
PR_LITERAL: PR_LITERAL,
PR_NOCODE: PR_NOCODE,
PR_PLAIN: PR_PLAIN,
PR_PUNCTUATION: PR_PUNCTUATION,
PR_SOURCE: PR_SOURCE,
PR_STRING: PR_STRING,
PR_TAG: PR_TAG,
PR_TYPE: PR_TYPE,
prettyPrintOne: IN_GLOBAL_SCOPE ? win["prettyPrintOne"] = $prettyPrintOne : prettyPrintOne = $prettyPrintOne,
prettyPrint: prettyPrint = IN_GLOBAL_SCOPE ? win["prettyPrint"] = $prettyPrint : prettyPrint = $prettyPrint
};
var define = win["define"];
if (typeof define === "function" && define["amd"]) {
define("google-code-prettify", [], function() {
return PR;
});
}
})();
/**
* @license
* Copyright (C) 2009 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
PR["registerLangHandler"](
PR["createSimpleLexer"]([
[
PR["PR_PLAIN"], /^[ \t\r\n\f]+/, null, " \r\n\f"
]
], [
[
PR["PR_STRING"], /^\"(?:[^\n\r\f\\\"]|\\(?:\r\n?|\n|\f)|\\[\s\S])*\"/, null
],
[
PR["PR_STRING"], /^\'(?:[^\n\r\f\\\']|\\(?:\r\n?|\n|\f)|\\[\s\S])*\'/, null
],
["lang-css-str", /^url\(([^\)\"\']+)\)/i],
[
PR["PR_KEYWORD"], /^(?:url|rgb|\!important|@import|@page|@media|@charset|inherit)(?=[^\-\w]|$)/i, null
],
["lang-css-kw", /^(-?(?:[_a-z]|(?:\\[0-9a-f]+ ?))(?:[_a-z0-9\-]|\\(?:\\[0-9a-f]+ ?))*)\s*:/i],
[
PR["PR_COMMENT"], /^\/\*[^*]*\*+(?:[^\/*][^*]*\*+)*\//
],
[
PR["PR_COMMENT"], /^(?:<!--|-->)/
],
[
PR["PR_LITERAL"], /^(?:\d+|\d*\.\d+)(?:%|[a-z]+)?/i
],
[
PR["PR_LITERAL"], /^#(?:[0-9a-f]{3}){1,2}\b/i
],
[
PR["PR_PLAIN"], /^-?(?:[_a-z]|(?:\\[\da-f]+ ?))(?:[_a-z\d\-]|\\(?:\\[\da-f]+ ?))*/i
],
[
PR["PR_PUNCTUATION"], /^[^\s\w\'\"]+/
]
]), ["css"]);
PR["registerLangHandler"](
PR["createSimpleLexer"]([], [
[
PR["PR_KEYWORD"], /^-?(?:[_a-z]|(?:\\[\da-f]+ ?))(?:[_a-z\d\-]|\\(?:\\[\da-f]+ ?))*/i
]
]), ["css-kw"]);
PR["registerLangHandler"](
PR["createSimpleLexer"]([], [
[
PR["PR_STRING"], /^[^\)\"\']+/
]
]), ["css-str"]);