106 lines
3.4 KiB
JavaScript
106 lines
3.4 KiB
JavaScript
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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 TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
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var LatexHighlightRules = function() {
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this.$rules = {
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"start" : [{
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// A comment. Tex comments start with % and go to
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// the end of the line
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token : "comment",
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regex : "%.*$"
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}, {
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// Documentclass and usepackage
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token : ["keyword", "lparen", "variable.parameter", "rparen", "lparen", "storage.type", "rparen"],
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regex : "(\\\\(?:documentclass|usepackage|input))(?:(\\[)([^\\]]*)(\\]))?({)([^}]*)(})"
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}, {
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// A label
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token : ["keyword","lparen", "variable.parameter", "rparen"],
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regex : "(\\\\(?:label|v?ref|cite(?:[^{]*)))(?:({)([^}]*)(}))?"
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}, {
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// A Verbatim block
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token : ["storage.type", "lparen", "variable.parameter", "rparen"],
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regex : "(\\\\begin)({)(verbatim)(})",
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next : "verbatim"
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}, {
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token : ["storage.type", "lparen", "variable.parameter", "rparen"],
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regex : "(\\\\begin)({)(lstlisting)(})",
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next : "lstlisting"
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}, {
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// A block
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token : ["storage.type", "lparen", "variable.parameter", "rparen"],
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regex : "(\\\\(?:begin|end))({)([\\w*]*)(})"
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}, {
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token : "storage.type",
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regex : /\\verb\b\*?/,
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next : [{
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token : ["keyword.operator", "string", "keyword.operator"],
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regex : "(.)(.*?)(\\1|$)|",
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next : "start"
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}]
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}, {
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// A tex command e.g. \foo
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token : "storage.type",
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regex : "\\\\[a-zA-Z]+"
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}, {
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// Curly and square braces
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token : "lparen",
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regex : "[[({]"
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}, {
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// Curly and square braces
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token : "rparen",
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regex : "[\\])}]"
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}, {
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// Escaped character (including new line)
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token : "constant.character.escape",
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regex : "\\\\[^a-zA-Z]?"
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}, {
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// An equation
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token : "string",
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regex : "\\${1,2}",
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next : "equation"
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}],
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"equation" : [{
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token : "comment",
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regex : "%.*$"
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}, {
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token : "string",
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regex : "\\${1,2}",
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next : "start"
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}, {
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token : "constant.character.escape",
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regex : "\\\\(?:[^a-zA-Z]|[a-zA-Z]+)"
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}, {
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token : "error",
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regex : "^\\s*$",
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next : "start"
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}, {
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defaultToken : "string"
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}],
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"verbatim": [{
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token : ["storage.type", "lparen", "variable.parameter", "rparen"],
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regex : "(\\\\end)({)(verbatim)(})",
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next : "start"
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}, {
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defaultToken : "text"
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}],
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"lstlisting": [{
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token : ["storage.type", "lparen", "variable.parameter", "rparen"],
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regex : "(\\\\end)({)(lstlisting)(})",
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next : "start"
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}, {
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defaultToken : "text"
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}]
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};
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this.normalizeRules();
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};
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oop.inherits(LatexHighlightRules, TextHighlightRules);
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exports.LatexHighlightRules = LatexHighlightRules;
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});
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