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type;\n };\n var stack = [getType()];\n var startColumn = dir === -1 ? stream.getCurrentTokenColumn() : session.getLine(row).length;\n var startRow = row;\n stream.step = dir === -1 ? stream.stepBackward : stream.stepForward;\n while (token = stream.step()) {\n if (!token || !(token.type == \"storage.type\" || token.type == \"constant.character.escape\"))\n continue;\n var level = keywords[token.value];\n if (!level)\n continue;\n var type = getType();\n if (level === dir)\n stack.unshift(type);\n else if (stack.shift() !== type || !stack.length)\n break;\n }\n if (stack.length)\n return;\n if (dir == 1) {\n stream.stepBackward();\n stream.stepBackward();\n }\n if (returnRange)\n return stream.getCurrentTokenRange();\n var row = stream.getCurrentTokenRow();\n if (dir === -1)\n return new Range(row, session.getLine(row).length, startRow, startColumn);\n else\n return new Range(startRow, startColumn, row, stream.getCurrentTokenColumn());\n };\n this.latexSection = function (session, row, column) {\n var stream = new TokenIterator(session, row, column);\n var token = stream.getCurrentToken();\n if (!token || token.type != \"storage.type\")\n return;\n var startLevel = keywordLevels[token.value] || 0;\n var stackDepth = 0;\n var endRow = row;\n while (token = stream.stepForward()) {\n if (token.type !== \"storage.type\")\n continue;\n var level = keywordLevels[token.value] || 0;\n if (level >= 9) {\n if (!stackDepth)\n endRow = stream.getCurrentTokenRow() - 1;\n stackDepth += level == 9 ? 1 : -1;\n if (stackDepth < 0)\n break;\n }\n else if (level >= startLevel)\n break;\n }\n if (!stackDepth)\n endRow = stream.getCurrentTokenRow() - 1;\n while (endRow > row && !/\\S/.test(session.getLine(endRow)))\n endRow--;\n return new Range(row, session.getLine(row).length, endRow, session.getLine(endRow).length);\n };\n}).call(FoldMode.prototype);\n\n});\n\nace.define(\"ace/mode/latex\",[\"require\",\"exports\",\"module\",\"ace/lib/oop\",\"ace/mode/text\",\"ace/mode/latex_highlight_rules\",\"ace/mode/behaviour/cstyle\",\"ace/mode/folding/latex\"], function(require, exports, module){\"use strict\";\nvar oop = require(\"../lib/oop\");\nvar TextMode = require(\"./text\").Mode;\nvar LatexHighlightRules = require(\"./latex_highlight_rules\").LatexHighlightRules;\nvar CstyleBehaviour = require(\"./behaviour/cstyle\").CstyleBehaviour;\nvar LatexFoldMode = require(\"./folding/latex\").FoldMode;\nvar Mode = function () {\n this.HighlightRules = LatexHighlightRules;\n this.foldingRules = new LatexFoldMode();\n this.$behaviour = new CstyleBehaviour({ braces: true });\n};\noop.inherits(Mode, TextMode);\n(function () {\n this.type = \"text\";\n this.lineCommentStart = \"%\";\n this.$id = \"ace/mode/latex\";\n this.getMatching = function (session, row, column) {\n if (row == undefined)\n row = 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