ace/lib/ace/mode/javascript_highlight_rules.js
2012-06-19 17:31:22 +03:00

471 lines
21 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Ajax.org Code Editor (ACE).
*
* The Initial Developer of the Original Code is
* Ajax.org B.V.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Fabian Jakobs <fabian AT ajax DOT org>
* Mihai Sucan <mihai DOT sucan AT gmail DOT com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
define(function(require, exports, module) {
"use strict";
var oop = require("../lib/oop");
var lang = require("../lib/lang");
var unicode = require("../unicode");
var DocCommentHighlightRules = require("./doc_comment_highlight_rules").DocCommentHighlightRules;
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var JavaScriptHighlightRules = function() {
// see: https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects
var globals = lang.arrayToMap(
// Constructors
("Array|Boolean|Date|Function|Iterator|Number|Object|RegExp|String|Proxy|" +
// E4X
"Namespace|QName|XML|XMLList|" +
"ArrayBuffer|Float32Array|Float64Array|Int16Array|Int32Array|Int8Array|" +
"Uint16Array|Uint32Array|Uint8Array|Uint8ClampedArray|" +
// Errors
"Error|EvalError|InternalError|RangeError|ReferenceError|StopIteration|" +
"SyntaxError|TypeError|URIError|" +
// Non-constructor functions
"decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|eval|isFinite|" +
"isNaN|parseFloat|parseInt|" +
// Other
"JSON|Math|" +
// Pseudo
"this|arguments|prototype|window|document"
).split("|")
);
var keywords = lang.arrayToMap(
("break|case|catch|continue|default|delete|do|else|finally|for|function|" +
"if|in|instanceof|new|return|switch|throw|try|typeof|let|var|while|with|" +
"const|yield|import|get|set").split("|")
);
// keywords which can be followed by regular expressions
var kwBeforeRe = "case|do|else|finally|in|instanceof|return|throw|try|typeof|yield";
var deprecated = lang.arrayToMap(
("__parent__|__count__|escape|unescape|with|__proto__").split("|")
);
var definitions = lang.arrayToMap(("const|let|var|function").split("|"));
var buildinConstants = lang.arrayToMap(
("null|Infinity|NaN|undefined").split("|")
);
var futureReserved = lang.arrayToMap(
("class|enum|extends|super|export|implements|private|" +
"public|interface|package|protected|static").split("|")
);
// TODO: Unicode escape sequences
var identifierRe = "[" + unicode.packages.L + "\\$_]["
+ unicode.packages.L
+ unicode.packages.Mn + unicode.packages.Mc
+ unicode.packages.Nd
+ unicode.packages.Pc + "\\$_]*\\b";
var escapedRe = "\\\\(?:x[0-9a-fA-F]{2}|" + // hex
"u[0-9a-fA-F]{4}|" + // unicode
"[0-2][0-7]{0,2}|" + // oct
"3[0-6][0-7]?|" + // oct
"37[0-7]?|" + // oct
"[4-7][0-7]?|" + //oct
".)";
// regexp must not have capturing parentheses. Use (?:) instead.
// regexps are ordered -> the first match is used
this.$rules = {
"start" : [
{
token : "comment",
regex : /\/\/.*$/
},
DocCommentHighlightRules.getStartRule("doc-start"),
{
token : "comment", // multi line comment
merge : true,
regex : /\/\*/,
next : "comment"
}, {
token : "string",
regex : "'(?=.)",
next : "qstring"
}, {
token : "string",
regex : '"(?=.)',
next : "qqstring"
}, {
token : "constant.numeric", // hex
regex : /0[xX][0-9a-fA-F]+\b/
}, {
token : "constant.numeric", // float
regex : /[+-]?\d+(?:(?:\.\d*)?(?:[eE][+-]?\d+)?)?\b/
}, { // match stuff like: Sound.prototype.play = function() { }
token : [
"storage.type",
"punctuation.operator",
"support.function",
"punctuation.operator",
"entity.name.function",
"text",
"keyword.operator",
"text",
"storage.type",
"text",
"paren.lparen"
],
regex : "(" + identifierRe + ")(\\.)(prototype)(\\.)(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s*)(\\()",
next: "function_arguments"
}, { // match stuff like: Sound.prototype.play = myfunc
token : [
"storage.type",
"punctuation.operator",
"support.function",
"punctuation.operator",
"entity.name.function",
"text",
"keyword.operator",
"text"
],
regex : "(" + identifierRe + ")(\\.)(prototype)(\\.)(" + identifierRe +")(\\s*)(=)(\\s*)",
next: "function_arguments"
}, { // match stuff like: Sound.play = function() { }
token : [
"storage.type",
"punctuation.operator",
"entity.name.function",
"text",
"keyword.operator",
"text",
"storage.type",
"text",
"paren.lparen"
],
regex : "(" + identifierRe + ")(\\.)(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s*)(\\()",
next: "function_arguments"
}, { // match stuff like: play = function() { }
token : [
"entity.name.function",
"text",
"keyword.operator",
"text",
"storage.type",
"text",
"paren.lparen"
],
regex : "(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s*)(\\()",
next: "function_arguments"
}, { // match stuff like: Sound.play = function play() { }
token : [
"storage.type",
"punctuation.operator",
"entity.name.function",
"text",
"keyword.operator",
"text",
"storage.type",
"text",
"entity.name.function",
"text",
"paren.lparen"
],
regex : "(" + identifierRe + ")(\\.)(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s+)(\\w+)(\\s*)(\\()",
next: "function_arguments"
}, { // match regular function like: function myFunc(arg) { }
token : [
"storage.type",
"text",
"entity.name.function",
"text",
"paren.lparen"
],
regex : "(function)(\\s+)(" + identifierRe + ")(\\s*)(\\()",
next: "function_arguments"
}, { // match stuff like: foobar: function() { }
token : [
"entity.name.function",
"text",
"punctuation.operator",
"text",
"storage.type",
"text",
"paren.lparen"
],
regex : "(" + identifierRe + ")(\\s*)(:)(\\s*)(function)(\\s*)(\\()",
next: "function_arguments"
}, { // Attempt to match : function() { } (this is for issues with 'foo': function() { })
token : [
"text",
"text",
"storage.type",
"text",
"paren.lparen"
],
regex : "(:)(\\s*)(function)(\\s*)(\\()",
next: "function_arguments"
}, {
token : "constant.language.boolean",
regex : /(?:true|false)\b/
}, {
token : "keyword",
regex : "(?:" + kwBeforeRe + ")\\b",
next : "regex_allowed"
}, {
token : ["punctuation.operator", "support.function"],
regex : /(\.)(s(?:h(?:ift|ow(?:Mod(?:elessDialog|alDialog)|Help))|croll(?:X|By(?:Pages|Lines)?|Y|To)?|t(?:opzzzz|rike)|i(?:n|zeToContent|debar|gnText)|ort|u(?:p|b(?:str(?:ing)?)?)|pli(?:ce|t)|e(?:nd|t(?:Re(?:sizable|questHeader)|M(?:i(?:nutes|lliseconds)|onth)|Seconds|Ho(?:tKeys|urs)|Year|Cursor|Time(?:out)?|Interval|ZOptions|Date|UTC(?:M(?:i(?:nutes|lliseconds)|onth)|Seconds|Hours|Date|FullYear)|FullYear|Active)|arch)|qrt|lice|avePreferences|mall)|h(?:ome|andleEvent)|navigate|c(?:har(?:CodeAt|At)|o(?:s|n(?:cat|textual|firm)|mpile)|eil|lear(?:Timeout|Interval)?|a(?:ptureEvents|ll)|reate(?:StyleSheet|Popup|EventObject))|t(?:o(?:GMTString|S(?:tring|ource)|U(?:TCString|pperCase)|Lo(?:caleString|werCase))|est|a(?:n|int(?:Enabled)?))|i(?:s(?:NaN|Finite)|ndexOf|talics)|d(?:isableExternalCapture|ump|etachEvent)|u(?:n(?:shift|taint|escape|watch)|pdateCommands)|j(?:oin|avaEnabled)|p(?:o(?:p|w)|ush|lugins.refresh|a(?:ddings|rse(?:Int|Float)?)|r(?:int|ompt|eference))|e(?:scape|nableExternalCapture|val|lementFromPoint|x(?:p|ec(?:Script|Command)?))|valueOf|UTC|queryCommand(?:State|Indeterm|Enabled|Value)|f(?:i(?:nd|le(?:ModifiedDate|Size|CreatedDate|UpdatedDate)|xed)|o(?:nt(?:size|color)|rward)|loor|romCharCode)|watch|l(?:ink|o(?:ad|g)|astIndexOf)|a(?:sin|nchor|cos|t(?:tachEvent|ob|an(?:2)?)|pply|lert|b(?:s|ort))|r(?:ou(?:nd|teEvents)|e(?:size(?:By|To)|calc|turnValue|place|verse|l(?:oad|ease(?:Capture|Events)))|andom)|g(?:o|et(?:ResponseHeader|M(?:i(?:nutes|lliseconds)|onth)|Se(?:conds|lection)|Hours|Year|Time(?:zoneOffset)?|Da(?:y|te)|UTC(?:M(?:i(?:nutes|lliseconds)|onth)|Seconds|Hours|Da(?:y|te)|FullYear)|FullYear|A(?:ttention|llResponseHeaders)))|m(?:in|ove(?:B(?:y|elow)|To(?:Absolute)?|Above)|ergeAttributes|a(?:tch|rgins|x))|b(?:toa|ig|o(?:ld|rderWidths)|link|ack))\b(?=\()/
}, {
token : ["punctuation.operator", "support.function.dom"],
regex : /(\.)(s(?:ub(?:stringData|mit)|plitText|e(?:t(?:NamedItem|Attribute(?:Node)?)|lect))|has(?:ChildNodes|Feature)|namedItem|c(?:l(?:ick|o(?:se|neNode))|reate(?:C(?:omment|DATASection|aption)|T(?:Head|extNode|Foot)|DocumentFragment|ProcessingInstruction|E(?:ntityReference|lement)|Attribute))|tabIndex|i(?:nsert(?:Row|Before|Cell|Data)|tem)|open|delete(?:Row|C(?:ell|aption)|T(?:Head|Foot)|Data)|focus|write(?:ln)?|a(?:dd|ppend(?:Child|Data))|re(?:set|place(?:Child|Data)|move(?:NamedItem|Child|Attribute(?:Node)?)?)|get(?:NamedItem|Element(?:sBy(?:Name|TagName)|ById)|Attribute(?:Node)?)|blur)\b(?=\()/
}, {
token : ["punctuation.operator", "support.constant"],
regex : /(\.)(s(?:ystemLanguage|cr(?:ipts|ollbars|een(?:X|Y|Top|Left))|t(?:yle(?:Sheets)?|atus(?:Text|bar)?)|ibling(?:Below|Above)|ource|uffixes|e(?:curity(?:Policy)?|l(?:ection|f)))|h(?:istory|ost(?:name)?|as(?:h|Focus))|y|X(?:MLDocument|SLDocument)|n(?:ext|ame(?:space(?:s|URI)|Prop))|M(?:IN_VALUE|AX_VALUE)|c(?:haracterSet|o(?:n(?:structor|trollers)|okieEnabled|lorDepth|mp(?:onents|lete))|urrent|puClass|l(?:i(?:p(?:boardData)?|entInformation)|osed|asses)|alle(?:e|r)|rypto)|t(?:o(?:olbar|p)|ext(?:Transform|Indent|Decoration|Align)|ags)|SQRT(?:1_2|2)|i(?:n(?:ner(?:Height|Width)|put)|ds|gnoreCase)|zIndex|o(?:scpu|n(?:readystatechange|Line)|uter(?:Height|Width)|p(?:sProfile|ener)|ffscreenBuffering)|NEGATIVE_INFINITY|d(?:i(?:splay|alog(?:Height|Top|Width|Left|Arguments)|rectories)|e(?:scription|fault(?:Status|Ch(?:ecked|arset)|View)))|u(?:ser(?:Profile|Language|Agent)|n(?:iqueID|defined)|pdateInterval)|_content|p(?:ixelDepth|ort|ersonalbar|kcs11|l(?:ugins|atform)|a(?:thname|dding(?:Right|Bottom|Top|Left)|rent(?:Window|Layer)?|ge(?:X(?:Offset)?|Y(?:Offset)?))|r(?:o(?:to(?:col|type)|duct(?:Sub)?|mpter)|e(?:vious|fix)))|e(?:n(?:coding|abledPlugin)|x(?:ternal|pando)|mbeds)|v(?:isibility|endor(?:Sub)?|Linkcolor)|URLUnencoded|P(?:I|OSITIVE_INFINITY)|f(?:ilename|o(?:nt(?:Size|Family|Weight)|rmName)|rame(?:s|Element)|gColor)|E|whiteSpace|l(?:i(?:stStyleType|n(?:eHeight|kColor))|o(?:ca(?:tion(?:bar)?|lName)|wsrc)|e(?:ngth|ft(?:Context)?)|a(?:st(?:M(?:odified|atch)|Index|Paren)|yer(?:s|X)|nguage))|a(?:pp(?:MinorVersion|Name|Co(?:deName|re)|Version)|vail(?:Height|Top|Width|Left)|ll|r(?:ity|guments)|Linkcolor|bove)|r(?:ight(?:Context)?|e(?:sponse(?:XML|Text)|adyState))|global|x|m(?:imeTypes|ultiline|enubar|argin(?:Right|Bottom|Top|Left))|L(?:N(?:10|2)|OG(?:10E|2E))|b(?:o(?:ttom|rder(?:Width|RightWidth|BottomWidth|Style|Color|TopWidth|LeftWidth))|ufferDepth|elow|ackground(?:Color|Image)))\b/
}, {
token : ["storage.type", "punctuation.operator", "support.function.firebug"],
regex : /(console)(\.)(warn|info|log|error|time|timeEnd|assert)\b/
}, {
token : function(value) {
if (globals.hasOwnProperty(value))
return "variable.language";
else if (deprecated.hasOwnProperty(value))
return "invalid.deprecated";
else if (definitions.hasOwnProperty(value))
return "storage.type";
else if (keywords.hasOwnProperty(value))
return "keyword";
else if (buildinConstants.hasOwnProperty(value))
return "constant.language";
else if (futureReserved.hasOwnProperty(value))
return "invalid.illegal";
else if (value == "debugger")
return "invalid.deprecated";
else
return "identifier";
},
regex : identifierRe
}, {
token : "keyword.operator",
regex : /!|\$|%|&|\*|\-\-|\-|\+\+|\+|~|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\|\||\?\:|\*=|%=|\+=|\-=|&=|\^=|\b(?:in|instanceof|new|delete|typeof|void)/,
next : "regex_allowed"
}, {
token : "punctuation.operator",
regex : /\?|\:|\,|\;|\./,
next : "regex_allowed"
}, {
token : "paren.lparen",
regex : /[\[({]/,
next : "regex_allowed"
}, {
token : "paren.rparen",
regex : /[\])}]/
}, {
token : "keyword.operator",
regex : /\/=?/,
next : "regex_allowed"
}, {
token: "comment",
regex: /^#!.*$/
}, {
token : "text",
regex : /\s+/
}
],
// regular expressions are only allowed after certain tokens. This
// makes sure we don't mix up regexps with the divison operator
"regex_allowed": [
DocCommentHighlightRules.getStartRule("doc-start"),
{
token : "comment", // multi line comment
merge : true,
regex : "\\/\\*",
next : "comment_regex_allowed"
}, {
token : "comment",
regex : "\\/\\/.*$"
}, {
token: "string.regexp",
regex: "\\/",
next: "regex",
merge: true
}, {
token : "text",
regex : "\\s+"
}, {
// immediately return to the start mode without matching
// anything
token: "empty",
regex: "",
next: "start"
}
],
"regex": [
{
token: "regexp.keyword.operator",
regex: "\\\\(?:u[\\da-fA-F]{4}|x[\\da-fA-F]{2}|.)"
}, {
// flag
token: "string.regexp",
regex: "/\\w*",
next: "start",
merge: true
}, {
token: "string.regexp",
regex: "[^\\\\/\\[]+",
merge: true
}, {
token: "string.regexp.charachterclass",
regex: "\\[",
next: "regex_character_class",
merge: true
}, {
token: "empty",
regex: "",
next: "start"
}
],
"regex_character_class": [
{
token: "regexp.keyword.operator",
regex: "\\\\(?:u[\\da-fA-F]{4}|x[\\da-fA-F]{2}|.)"
}, {
token: "string.regexp.charachterclass",
regex: "]",
next: "regex",
merge: true
}, {
token: "string.regexp.charachterclass",
regex: "[^\\\\\\]]+",
merge: true
}, {
token: "empty",
regex: "",
next: "start"
}
],
"function_arguments": [
{
token: "variable.parameter",
regex: identifierRe
}, {
token: "punctuation.operator",
regex: "[, ]+",
merge: true
}, {
token: "punctuation.operator",
regex: "$",
merge: true
}, {
token: "empty",
regex: "",
next: "start"
}
],
"comment_regex_allowed" : [
{
token : "comment", // closing comment
regex : ".*?\\*\\/",
merge : true,
next : "regex_allowed"
}, {
token : "comment", // comment spanning whole line
merge : true,
regex : ".+"
}
],
"comment" : [
{
token : "comment", // closing comment
regex : ".*?\\*\\/",
merge : true,
next : "start"
}, {
token : "comment", // comment spanning whole line
merge : true,
regex : ".+"
}
],
"qqstring" : [
{
token : "constant.language.escape",
regex : escapedRe
}, {
token : "string",
regex : '[^"\\\\]+',
merge : true
}, {
token : "string",
regex : "\\\\$",
next : "qqstring",
merge : true
}, {
token : "string",
regex : '"|$',
next : "start",
merge : true
}
],
"qstring" : [
{
token : "constant.language.escape",
regex : escapedRe
}, {
token : "string",
regex : "[^'\\\\]+",
merge : true
}, {
token : "string",
regex : "\\\\$",
next : "qstring",
merge : true
}, {
token : "string",
regex : "'|$",
next : "start",
merge : true
}
]
};
this.embedRules(DocCommentHighlightRules, "doc-",
[ DocCommentHighlightRules.getEndRule("start") ]);
};
oop.inherits(JavaScriptHighlightRules, TextHighlightRules);
exports.JavaScriptHighlightRules = JavaScriptHighlightRules;
});