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(function() { |
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"use strict"; |
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|
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var noOptions = {}; |
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var nonWS = /[^\s\u00a0]/; |
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var Pos = CodeMirror.Pos; |
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|
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function firstNonWS(str) { |
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var found = str.search(nonWS); |
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return found == -1 ? 0 : found; |
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} |
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|
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CodeMirror.commands.toggleComment = function(cm) { |
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var from = cm.getCursor("start"), to = cm.getCursor("end"); |
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cm.uncomment(from, to) || cm.lineComment(from, to); |
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}; |
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|
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CodeMirror.defineExtension("lineComment", function(from, to, options) { |
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if (!options) options = noOptions; |
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var self = this, mode = self.getModeAt(from); |
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var commentString = options.lineComment || mode.lineComment; |
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if (!commentString) { |
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if (options.blockCommentStart || mode.blockCommentStart) { |
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options.fullLines = true; |
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self.blockComment(from, to, options); |
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} |
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return; |
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} |
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var firstLine = self.getLine(from.line); |
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if (firstLine == null) return; |
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var end = Math.min(to.ch != 0 || to.line == from.line ? to.line + 1 : to.line, self.lastLine() + 1); |
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var pad = options.padding == null ? " " : options.padding; |
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var blankLines = options.commentBlankLines || from.line == to.line; |
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|
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self.operation(function() { |
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if (options.indent) { |
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var baseString = firstLine.slice(0, firstNonWS(firstLine)); |
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for (var i = from.line; i < end; ++i) { |
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var line = self.getLine(i), cut = baseString.length; |
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if (!blankLines && !nonWS.test(line)) continue; |
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if (line.slice(0, cut) != baseString) cut = firstNonWS(line); |
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self.replaceRange(baseString + commentString + pad, Pos(i, 0), Pos(i, cut)); |
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} |
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} else { |
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for (var i = from.line; i < end; ++i) { |
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if (blankLines || nonWS.test(self.getLine(i))) |
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self.replaceRange(commentString + pad, Pos(i, 0)); |
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} |
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} |
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}); |
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}); |
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|
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CodeMirror.defineExtension("blockComment", function(from, to, options) { |
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if (!options) options = noOptions; |
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var self = this, mode = self.getModeAt(from); |
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var startString = options.blockCommentStart || mode.blockCommentStart; |
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var endString = options.blockCommentEnd || mode.blockCommentEnd; |
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if (!startString || !endString) { |
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if ((options.lineComment || mode.lineComment) && options.fullLines != false) |
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self.lineComment(from, to, options); |
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return; |
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} |
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|
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var end = Math.min(to.line, self.lastLine()); |
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if (end != from.line && to.ch == 0 && nonWS.test(self.getLine(end))) --end; |
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|
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var pad = options.padding == null ? " " : options.padding; |
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if (from.line > end) return; |
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|
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self.operation(function() { |
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if (options.fullLines != false) { |
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var lastLineHasText = nonWS.test(self.getLine(end)); |
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self.replaceRange(pad + endString, Pos(end)); |
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self.replaceRange(startString + pad, Pos(from.line, 0)); |
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var lead = options.blockCommentLead || mode.blockCommentLead; |
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if (lead != null) for (var i = from.line + 1; i <= end; ++i) |
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if (i != end || lastLineHasText) |
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self.replaceRange(lead + pad, Pos(i, 0)); |
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} else { |
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self.replaceRange(endString, to); |
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self.replaceRange(startString, from); |
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} |
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}); |
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}); |
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|
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CodeMirror.defineExtension("uncomment", function(from, to, options) { |
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if (!options) options = noOptions; |
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var self = this, mode = self.getModeAt(from); |
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var end = Math.min(to.line, self.lastLine()), start = Math.min(from.line, end); |
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|
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// Try finding line comments |
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var lineString = options.lineComment || mode.lineComment, lines = []; |
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var pad = options.padding == null ? " " : options.padding, didSomething; |
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lineComment: { |
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if (!lineString) break lineComment; |
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for (var i = start; i <= end; ++i) { |
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var line = self.getLine(i); |
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var found = line.indexOf(lineString); |
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if (found == -1 && (i != end || i == start) && nonWS.test(line)) break lineComment; |
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if (i != start && found > -1 && nonWS.test(line.slice(0, found))) break lineComment; |
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lines.push(line); |
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} |
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self.operation(function() { |
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for (var i = start; i <= end; ++i) { |
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var line = lines[i - start]; |
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var pos = line.indexOf(lineString), endPos = pos + lineString.length; |
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if (pos < 0) continue; |
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if (line.slice(endPos, endPos + pad.length) == pad) endPos += pad.length; |
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didSomething = true; |
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self.replaceRange("", Pos(i, pos), Pos(i, endPos)); |
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} |
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}); |
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if (didSomething) return true; |
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} |
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|
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// Try block comments |
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var startString = options.blockCommentStart || mode.blockCommentStart; |
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var endString = options.blockCommentEnd || mode.blockCommentEnd; |
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if (!startString || !endString) return false; |
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var lead = options.blockCommentLead || mode.blockCommentLead; |
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var startLine = self.getLine(start), endLine = end == start ? startLine : self.getLine(end); |
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var open = startLine.indexOf(startString), close = endLine.lastIndexOf(endString); |
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if (close == -1 && start != end) { |
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endLine = self.getLine(--end); |
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close = endLine.lastIndexOf(endString); |
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} |
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if (open == -1 || close == -1) return false; |
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|
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self.operation(function() { |
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self.replaceRange("", Pos(end, close - (pad && endLine.slice(close - pad.length, close) == pad ? pad.length : 0)), |
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Pos(end, close + endString.length)); |
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var openEnd = open + startString.length; |
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if (pad && startLine.slice(openEnd, openEnd + pad.length) == pad) openEnd += pad.length; |
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self.replaceRange("", Pos(start, open), Pos(start, openEnd)); |
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if (lead) for (var i = start + 1; i <= end; ++i) { |
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var line = self.getLine(i), found = line.indexOf(lead); |
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if (found == -1 || nonWS.test(line.slice(0, found))) continue; |
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var foundEnd = found + lead.length; |
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if (pad && line.slice(foundEnd, foundEnd + pad.length) == pad) foundEnd += pad.length; |
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self.replaceRange("", Pos(i, found), Pos(i, foundEnd)); |
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} |
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}); |
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return true; |
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}); |
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})(); |
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