95 lines
2.9 KiB
JavaScript
95 lines
2.9 KiB
JavaScript
ace.define('ace/mode/latex', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/latex_highlight_rules', 'ace/range'], function(require, exports, module) {
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var oop = require("../lib/oop");
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var TextMode = require("./text").Mode;
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var Tokenizer = require("../tokenizer").Tokenizer;
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var LatexHighlightRules = require("./latex_highlight_rules").LatexHighlightRules;
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var Range = require("../range").Range;
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var Mode = function()
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{
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this.$tokenizer = new Tokenizer(new LatexHighlightRules().getRules());
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};
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oop.inherits(Mode, TextMode);
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(function() {
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this.toggleCommentLines = function(state, doc, startRow, endRow) {
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// This code is adapted from ruby.js
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var outdent = true;
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// LaTeX comments begin with % and go to the end of the line
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var commentRegEx = /^(\s*)\%/;
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for (var i = startRow; i <= endRow; i++) {
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if (!commentRegEx.test(doc.getLine(i))) {
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outdent = false;
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break;
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}
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}
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if (outdent) {
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var deleteRange = new Range(0, 0, 0, 0);
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for (var i = startRow; i <= endRow; i++) {
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var line = doc.getLine(i);
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var m = line.match(commentRegEx);
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deleteRange.start.row = i;
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deleteRange.end.row = i;
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deleteRange.end.column = m[0].length;
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doc.replace(deleteRange, m[1]);
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}
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}
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else {
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doc.indentRows(startRow, endRow, "%");
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}
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};
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// There is no universally accepted way of indenting a tex document
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// so just maintain the indentation of the previous line
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this.getNextLineIndent = function(state, line, tab) {
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return this.$getIndent(line);
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};
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}).call(Mode.prototype);
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exports.Mode = Mode;
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});
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ace.define('ace/mode/latex_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text_highlight_rules'], function(require, exports, module) {
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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 tex command e.g. \foo
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token : "keyword",
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regex : "\\\\(?:[^a-zA-Z]|[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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// Inline math between two $ symbols
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token : "string",
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regex : "\\$(?:(?:\\\\.)|(?:[^\\$\\\\]))*?\\$"
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}, {
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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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};
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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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