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107 lines
3.8 KiB
JavaScript
Executable file
107 lines
3.8 KiB
JavaScript
Executable file
/*
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* tex_highlight_rules.js
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*
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* Copyright (C) 2009-11 by RStudio, Inc.
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*
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* The Initial Developer of the Original Code is
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* Ajax.org B.V.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* This program is licensed to you under the terms of version 3 of the
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* GNU Affero General Public License. This program is distributed WITHOUT
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* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
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* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
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* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
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*
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*/
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define(function(require, exports, module) {
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"use strict";
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var oop = require("../lib/oop");
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var lang = require("../lib/lang");
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var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
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var TexHighlightRules = function(textClass) {
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if (!textClass)
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textClass = "text";
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// regexp must not have capturing parentheses. Use (?:) instead.
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// regexps are ordered -> the first match is used
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this.$rules = {
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"start" : [
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{
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token : "comment",
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regex : "%.*$"
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}, {
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token : textClass, // non-command
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regex : "\\\\[$&%#\\{\\}]"
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}, {
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token : "keyword", // command
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regex : "\\\\(?:documentclass|usepackage|newcounter|setcounter|addtocounter|value|arabic|stepcounter|newenvironment|renewenvironment|ref|vref|eqref|pageref|label|cite[a-zA-Z]*|tag|begin|end|bibitem)\\b",
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next : "nospell"
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}, {
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token : "keyword", // command
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regex : "\\\\(?:[a-zA-z0-9]+|[^a-zA-z0-9])"
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}, {
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// Obviously these are neither keywords nor operators, but
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// labelling them as such was the easiest way to get them
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// to be colored distinctly from regular text
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token : "paren.keyword.operator",
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regex : "[[({]"
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}, {
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// Obviously these are neither keywords nor operators, but
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// labelling them as such was the easiest way to get them
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// to be colored distinctly from regular text
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token : "paren.keyword.operator",
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regex : "[\\])}]"
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}, {
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token : textClass,
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regex : "\\s+"
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}
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],
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// This mode is necessary to prevent spell checking, but to keep the
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// same syntax highlighting behavior. The list of commands comes from
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// Texlipse.
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"nospell" : [
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{
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token : "comment",
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regex : "%.*$",
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next : "start"
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}, {
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token : "nospell." + textClass, // non-command
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regex : "\\\\[$&%#\\{\\}]"
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}, {
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token : "keyword", // command
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regex : "\\\\(?:documentclass|usepackage|newcounter|setcounter|addtocounter|value|arabic|stepcounter|newenvironment|renewenvironment|ref|vref|eqref|pageref|label|cite[a-zA-Z]*|tag|begin|end|bibitem)\\b"
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}, {
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token : "keyword", // command
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regex : "\\\\(?:[a-zA-z0-9]+|[^a-zA-z0-9])",
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next : "start"
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}, {
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token : "paren.keyword.operator",
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regex : "[[({]"
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}, {
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token : "paren.keyword.operator",
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regex : "[\\])]"
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}, {
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token : "paren.keyword.operator",
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regex : "}",
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next : "start"
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}, {
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token : "nospell." + textClass,
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regex : "\\s+"
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}, {
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token : "nospell." + textClass,
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regex : "\\w+"
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}
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]
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};
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};
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oop.inherits(TexHighlightRules, TextHighlightRules);
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exports.TexHighlightRules = TexHighlightRules;
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});
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