ilvalle
28 lines
1.1 KiB
JavaScript
28 lines
1.1 KiB
JavaScript
CodeMirror.registerHelper("fold", "indent", function(cm, start) {
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var lastLine = cm.lastLine(),
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tabSize = cm.getOption("tabSize"),
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firstLine = cm.getLine(start.line);
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if (!tabSize || !firstLine) return;
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var myIndent = CodeMirror.countColumn(firstLine, null, tabSize);
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function foldEnded(curColumn, prevColumn) {
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return curColumn < myIndent ||
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(curColumn == myIndent && prevColumn >= myIndent) ||
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(curColumn > myIndent && i == lastLine);
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}
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for (var i = start.line + 1; i <= lastLine; i++) {
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var curColumn = CodeMirror.countColumn(cm.getLine(i), null, tabSize);
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var prevColumn = CodeMirror.countColumn(cm.getLine(i-1), null, tabSize);
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if (foldEnded(curColumn, prevColumn)) {
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var lastFoldLineNumber = curColumn > myIndent && i == lastLine ? i : i-1;
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var lastFoldLine = cm.getLine(lastFoldLineNumber);
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return {from: CodeMirror.Pos(start.line, firstLine.length),
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to: CodeMirror.Pos(lastFoldLineNumber, lastFoldLine.length)};
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}
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}
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});
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CodeMirror.indentRangeFinder = CodeMirror.fold.indent; // deprecated
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