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* Update CodeMirror to version 5.49.0 * Update CodeMirror versions in librejs and VERSIONS
50 lines
1.6 KiB
JavaScript
Vendored
50 lines
1.6 KiB
JavaScript
Vendored
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.registerHelper("fold", "markdown", function(cm, start) {
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var maxDepth = 100;
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function isHeader(lineNo) {
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var tokentype = cm.getTokenTypeAt(CodeMirror.Pos(lineNo, 0));
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return tokentype && /\bheader\b/.test(tokentype);
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}
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function headerLevel(lineNo, line, nextLine) {
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var match = line && line.match(/^#+/);
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if (match && isHeader(lineNo)) return match[0].length;
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match = nextLine && nextLine.match(/^[=\-]+\s*$/);
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if (match && isHeader(lineNo + 1)) return nextLine[0] == "=" ? 1 : 2;
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return maxDepth;
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}
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var firstLine = cm.getLine(start.line), nextLine = cm.getLine(start.line + 1);
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var level = headerLevel(start.line, firstLine, nextLine);
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if (level === maxDepth) return undefined;
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var lastLineNo = cm.lastLine();
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var end = start.line, nextNextLine = cm.getLine(end + 2);
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while (end < lastLineNo) {
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if (headerLevel(end + 1, nextLine, nextNextLine) <= level) break;
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++end;
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nextLine = nextNextLine;
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nextNextLine = cm.getLine(end + 2);
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}
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return {
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from: CodeMirror.Pos(start.line, firstLine.length),
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to: CodeMirror.Pos(end, cm.getLine(end).length)
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};
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});
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});
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