Created
May 14, 2013 15:56
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Modified version of brace-fold.js, handles arrays
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CodeMirror.braceRangeFinder = function(cm, start) { | |
var line = start.line, lineText = cm.getLine(line); | |
var at = lineText.length, startChar, tokenType; | |
for (; at > 0;) { | |
var found = lineText.lastIndexOf("{", at); | |
var startToken = '{'; | |
var endToken = '}'; | |
if (found < start.ch) { | |
var found = lineText.lastIndexOf("[", at); | |
if (found < start.ch) break; | |
var startToken = '['; | |
var endToken = ']'; | |
} | |
tokenType = cm.getTokenAt(CodeMirror.Pos(line, found + 1)).type; | |
if (!/^(comment|string)/.test(tokenType)) { startChar = found; break; } | |
at = found - 1; | |
} | |
if (startChar == null || lineText.lastIndexOf(startToken) > startChar) return; | |
var count = 1, lastLine = cm.lineCount(), end, endCh; | |
outer: for (var i = line + 1; i < lastLine; ++i) { | |
var text = cm.getLine(i), pos = 0; | |
for (;;) { | |
var nextOpen = text.indexOf(startToken, pos), nextClose = text.indexOf(endToken, pos); | |
if (nextOpen < 0) nextOpen = text.length; | |
if (nextClose < 0) nextClose = text.length; | |
pos = Math.min(nextOpen, nextClose); | |
if (pos == text.length) break; | |
if (cm.getTokenAt(CodeMirror.Pos(i, pos + 1)).type == tokenType) { | |
if (pos == nextOpen) ++count; | |
else if (!--count) { end = i; endCh = pos; break outer; } | |
} | |
++pos; | |
} | |
} | |
if (end == null || end == line + 1) return; | |
return {from: CodeMirror.Pos(line, startChar + 1), | |
to: CodeMirror.Pos(end, endCh)}; | |
}; |
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