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343 lines
10 KiB
JavaScript
343 lines
10 KiB
JavaScript
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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"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.$rules = {
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"start" : [{
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token : "comment",
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regex : "%.*$"
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}, {
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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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token : ["keyword","lparen", "variable.parameter", "rparen"],
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regex : "(\\\\(?:label|v?ref|cite(?:[^{]*)))(?:({)([^}]*)(}))?"
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}, {
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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 : "\\\\[a-zA-Z]+"
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}, {
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token : "lparen",
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regex : "[[({]"
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}, {
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token : "rparen",
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regex : "[\\])}]"
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}, {
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token : "constant.character.escape",
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regex : "\\\\[^a-zA-Z]?"
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}, {
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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*$",
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next : "start"
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}, {
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defaultToken : "string"
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}]
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};
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};
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oop.inherits(LatexHighlightRules, TextHighlightRules);
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exports.LatexHighlightRules = LatexHighlightRules;
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});
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ace.define("ace/mode/folding/latex",["require","exports","module","ace/lib/oop","ace/mode/folding/fold_mode","ace/range","ace/token_iterator"], function(require, exports, module) {
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"use strict";
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var oop = require("../../lib/oop");
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var BaseFoldMode = require("./fold_mode").FoldMode;
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var Range = require("../../range").Range;
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var TokenIterator = require("../../token_iterator").TokenIterator;
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var FoldMode = exports.FoldMode = function() {};
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oop.inherits(FoldMode, BaseFoldMode);
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(function() {
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this.foldingStartMarker = /^\s*\\(begin)|(section|subsection|paragraph)\b|{\s*$/;
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this.foldingStopMarker = /^\s*\\(end)\b|^\s*}/;
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this.getFoldWidgetRange = function(session, foldStyle, row) {
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var line = session.doc.getLine(row);
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var match = this.foldingStartMarker.exec(line);
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if (match) {
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if (match[1])
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return this.latexBlock(session, row, match[0].length - 1);
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if (match[2])
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return this.latexSection(session, row, match[0].length - 1);
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return this.openingBracketBlock(session, "{", row, match.index);
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}
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var match = this.foldingStopMarker.exec(line);
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if (match) {
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if (match[1])
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return this.latexBlock(session, row, match[0].length - 1);
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return this.closingBracketBlock(session, "}", row, match.index + match[0].length);
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}
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};
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this.latexBlock = function(session, row, column) {
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var keywords = {
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"\\begin": 1,
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"\\end": -1
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};
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var stream = new TokenIterator(session, row, column);
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var token = stream.getCurrentToken();
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if (!token || !(token.type == "storage.type" || token.type == "constant.character.escape"))
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return;
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var val = token.value;
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var dir = keywords[val];
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var getType = function() {
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var token = stream.stepForward();
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var type = token.type == "lparen" ?stream.stepForward().value : "";
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if (dir === -1) {
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stream.stepBackward();
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if (type)
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stream.stepBackward();
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}
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return type;
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};
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var stack = [getType()];
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var startColumn = dir === -1 ? stream.getCurrentTokenColumn() : session.getLine(row).length;
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var startRow = row;
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stream.step = dir === -1 ? stream.stepBackward : stream.stepForward;
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while(token = stream.step()) {
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if (!token || !(token.type == "storage.type" || token.type == "constant.character.escape"))
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continue;
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var level = keywords[token.value];
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if (!level)
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continue;
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var type = getType();
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if (level === dir)
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stack.unshift(type);
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else if (stack.shift() !== type || !stack.length)
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break;
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}
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if (stack.length)
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return;
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var row = stream.getCurrentTokenRow();
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if (dir === -1)
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return new Range(row, session.getLine(row).length, startRow, startColumn);
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stream.stepBackward();
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return new Range(startRow, startColumn, row, stream.getCurrentTokenColumn());
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};
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this.latexSection = function(session, row, column) {
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var keywords = ["\\subsection", "\\section", "\\begin", "\\end", "\\paragraph"];
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var stream = new TokenIterator(session, row, column);
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var token = stream.getCurrentToken();
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if (!token || token.type != "storage.type")
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return;
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var startLevel = keywords.indexOf(token.value);
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var stackDepth = 0
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var endRow = row;
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while(token = stream.stepForward()) {
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if (token.type !== "storage.type")
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continue;
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var level = keywords.indexOf(token.value);
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if (level >= 2) {
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if (!stackDepth)
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endRow = stream.getCurrentTokenRow() - 1;
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stackDepth += level == 2 ? 1 : - 1;
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if (stackDepth < 0)
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break
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} else if (level >= startLevel)
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break;
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}
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if (!stackDepth)
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endRow = stream.getCurrentTokenRow() - 1;
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while (endRow > row && !/\S/.test(session.getLine(endRow)))
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endRow--;
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return new Range(
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row, session.getLine(row).length,
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endRow, session.getLine(endRow).length
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);
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};
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}).call(FoldMode.prototype);
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});
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ace.define("ace/mode/latex",["require","exports","module","ace/lib/oop","ace/mode/text","ace/mode/latex_highlight_rules","ace/mode/folding/latex","ace/range","ace/worker/worker_client"], function(require, exports, module) {
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"use strict";
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var oop = require("../lib/oop");
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var TextMode = require("./text").Mode;
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var LatexHighlightRules = require("./latex_highlight_rules").LatexHighlightRules;
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var LatexFoldMode = require("./folding/latex").FoldMode;
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var Range = require("../range").Range;
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var WorkerClient = require("ace/worker/worker_client").WorkerClient;
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var Mode = function() {
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this.HighlightRules = LatexHighlightRules;
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this.foldingRules = new LatexFoldMode();
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this.createWorker = function(session) {
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var doc = session.getDocument();
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var selection = session.getSelection();
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var savedRange = {};
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var suppressions = [];
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var hints = [];
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var changeHandler = null;
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var worker = new WorkerClient(["ace"], "ace/mode/latex_worker", "LatexWorker");
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worker.attachToDocument(doc);
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doc.on("change", function () {
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if(changeHandler) {
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clearTimeout(changeHandler);
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changeHandler = null;
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}
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});
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selection.on("changeCursor", function () {
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if(suppressions.length > 0) {
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changeHandler = setTimeout(function () {
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updateMarkers();
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suppressions = [];
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changeHandler = null;
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}, 100);
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}
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});
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var updateMarkers = function () {
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var annotations = [];
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var newRange = {};
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var cursor = selection.getCursor();
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suppressions = [];
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for (var i = 0; i<hints.length; i++) {
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var data = hints[i];
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var start_row = data.start_row;
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var start_col = data.start_col;
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var end_row = data.end_row;
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var end_col = data.end_col;
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if (data.suppressIfEditing &&
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((cursor.row === start_row && cursor.column == start_col+1)
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|| (cursor.row === end_row && (cursor.column+1) == end_col))) {
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suppressions.push([start_row, start_col, end_row, end_col]);
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continue;
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}
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var suppress = false;
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for (var j = 0; j < suppressions.length; j++) {
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var e=suppressions[j];
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var fromRow=e[0], fromCol=e[1], toRow=e[2], toCol=e[3];
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if (start_row == fromRow && start_col >= fromCol && start_row === toRow && start_col <= toCol) {
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suppress = true;
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break;
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}
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}
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if(suppress) { continue; };
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var key = "(" + start_row + "," + start_col + ")" + ":" + "(" + end_row + "," + end_col + ")";
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newRange[key] = data;
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annotations.push(data);
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}
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var newKeys = Object.keys(newRange);
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var oldKeys = Object.keys(savedRange);
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var changes = 0;
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for (i = 0; i < newKeys.length; i++) {
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key = newKeys[i];
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if (!savedRange[key]) {
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var new_range = newRange[key];
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var a = doc.createAnchor(new_range.start_row, new_range.start_col);
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var b = doc.createAnchor(new_range.end_row, new_range.end_col);
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var range = new Range();
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range.start = a;
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range.end = b;
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range.id = session.addMarker(range, "ace_error-marker", "text");
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savedRange[key] = range;
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changes++;
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}
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}
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for (i = 0; i < oldKeys.length; i++) {
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key = oldKeys[i];
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if (!newRange[key]) {
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range = savedRange[key];
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range.start.detach();
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range.end.detach();
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session.removeMarker(range.id);
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delete savedRange[key];
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changes++;
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}
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}
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if (changes>0) {
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session.setAnnotations(annotations);
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};
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};
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worker.on("lint", function(results) {
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hints = results.data;
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if (hints.length > 100) {
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hints = hints.slice(0, 100); // limit to 100 errors
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};
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updateMarkers();
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});
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worker.on("terminate", function() {
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var oldKeys = Object.keys(savedRange);
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for (var i = 0; i < oldKeys.length; i++) {
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var key = oldKeys[i];
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var range = savedRange[key];
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session.removeMarker(range.id);
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delete savedRange[key];
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}
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});
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return worker;
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};
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};
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oop.inherits(Mode, TextMode);
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(function() {
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this.type = "text";
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this.lineCommentStart = "%";
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this.$id = "ace/mode/latex";
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}).call(Mode.prototype);
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exports.Mode = Mode;
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});
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