Work around percentage width rounding problems.

.gitignore

@@ -2,3 +2,5 @@
 /npm-debug.log
 test.html
 .tern-*
+*~
+*.swp

addon/comment/comment.js

@@ -17,7 +17,7 @@
 
   CodeMirror.defineExtension("lineComment", function(from, to, options) {
     if (!options) options = noOptions;
-    var self = this, mode = CodeMirror.innerMode(self.getMode(), self.getTokenAt(from).state).mode;
+    var self = this, mode = self.getModeAt(from);
     var commentString = options.lineComment || mode.lineComment;
     if (!commentString) {
       if (options.blockCommentStart || mode.blockCommentStart) {
@@ -52,7 +52,7 @@
 
   CodeMirror.defineExtension("blockComment", function(from, to, options) {
     if (!options) options = noOptions;
-    var self = this, mode = CodeMirror.innerMode(self.getMode(), self.getTokenAt(from).state).mode;
+    var self = this, mode = self.getModeAt(from);
     var startString = options.blockCommentStart || mode.blockCommentStart;
     var endString = options.blockCommentEnd || mode.blockCommentEnd;
     if (!startString || !endString) {
@@ -85,7 +85,7 @@
 
   CodeMirror.defineExtension("uncomment", function(from, to, options) {
     if (!options) options = noOptions;
-    var self = this, mode = CodeMirror.innerMode(self.getMode(), self.getTokenAt(from).state).mode;
+    var self = this, mode = self.getModeAt(from);
     var end = Math.min(to.line, self.lastLine()), start = Math.min(from.line, end);
 
     // Try finding line comments

addon/edit/closebrackets.js

@@ -54,7 +54,9 @@
         if (cm.somethingSelected()) return surround(cm);
         if (left == right && maybeOverwrite(cm) != CodeMirror.Pass) return;
         var cur = cm.getCursor(), ahead = CodeMirror.Pos(cur.line, cur.ch + 1);
-        var line = cm.getLine(cur.line), nextChar = line.charAt(cur.ch);
+        var line = cm.getLine(cur.line), nextChar = line.charAt(cur.ch), curChar = cur.ch > 0 ? line.charAt(cur.ch - 1) : "";
+        if (left == right && CodeMirror.isWordChar(curChar))
+          return CodeMirror.Pass;
         if (line.length == cur.ch || closingBrackets.indexOf(nextChar) >= 0 || SPACE_CHAR_REGEX.test(nextChar))
           cm.replaceSelection(left + right, {head: ahead, anchor: ahead});
         else

addon/edit/matchtags.js

@@ -0,0 +1,51 @@
+(function() {
+  "use strict";
+
+  CodeMirror.defineOption("matchTags", false, function(cm, val, old) {
+    if (old && old != CodeMirror.Init) {
+      cm.off("cursorActivity", doMatchTags);
+      cm.off("viewportChange", maybeUpdateMatch);
+      clear(cm);
+    }
+    if (val) {
+      cm.on("cursorActivity", doMatchTags);
+      cm.on("viewportChange", maybeUpdateMatch);
+      doMatchTags(cm);
+    }
+  });
+
+  function clear(cm) {
+    if (cm.state.matchedTag) {
+      cm.state.matchedTag.clear();
+      cm.state.matchedTag = null;
+    }
+  }
+
+  function doMatchTags(cm) {
+    cm.state.failedTagMatch = false;
+    cm.operation(function() {
+      clear(cm);
+      var cur = cm.getCursor(), range = cm.getViewport();
+      range.from = Math.min(range.from, cur.line); range.to = Math.max(cur.line + 1, range.to);
+      var match = CodeMirror.findMatchingTag(cm, cur, range);
+      if (!match) return;
+      var other = match.at == "close" ? match.open : match.close;
+      if (other)
+        cm.state.matchedTag = cm.markText(other.from, other.to, {className: "CodeMirror-matchingtag"});
+      else
+        cm.state.failedTagMatch = true;
+    });
+  }
+
+  function maybeUpdateMatch(cm) {
+    if (cm.state.failedTagMatch) doMatchTags(cm);
+  }
+
+  CodeMirror.commands.toMatchingTag = function(cm) {
+    var found = CodeMirror.findMatchingTag(cm, cm.getCursor());
+    if (found) {
+      var other = found.at == "close" ? found.open : found.close;
+      if (other) cm.setSelection(other.to, other.from);
+    }
+  };
+})();

addon/fold/brace-fold.js

@@ -1,4 +1,4 @@
-CodeMirror.braceRangeFinder = function(cm, start) {
+CodeMirror.registerHelper("fold", "brace", function(cm, start) {
   var line = start.line, lineText = cm.getLine(line);
   var startCh, tokenType;
 
@@ -44,9 +44,10 @@ CodeMirror.braceRangeFinder = function(cm, start) {
   if (end == null || line == end && endCh == startCh) return;
   return {from: CodeMirror.Pos(line, startCh),
           to: CodeMirror.Pos(end, endCh)};
-};
+});
+CodeMirror.braceRangeFinder = CodeMirror.fold.brace; // deprecated
 
-CodeMirror.importRangeFinder = function(cm, start) {
+CodeMirror.registerHelper("fold", "import", function(cm, start) {
   function hasImport(line) {
     if (line < cm.firstLine() || line > cm.lastLine()) return null;
     var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
@@ -68,9 +69,10 @@ CodeMirror.importRangeFinder = function(cm, start) {
     end = next.end;
   }
   return {from: cm.clipPos(CodeMirror.Pos(start, has.startCh + 1)), to: end};
-};
+});
+CodeMirror.importRangeFinder = CodeMirror.fold["import"]; // deprecated
 
-CodeMirror.includeRangeFinder = function(cm, start) {
+CodeMirror.registerHelper("fold", "include", function(cm, start) {
   function hasInclude(line) {
     if (line < cm.firstLine() || line > cm.lastLine()) return null;
     var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
@@ -87,4 +89,5 @@ CodeMirror.includeRangeFinder = function(cm, start) {
   }
   return {from: CodeMirror.Pos(start, has + 1),
           to: cm.clipPos(CodeMirror.Pos(end))};
-};
+});
+CodeMirror.includeRangeFinder = CodeMirror.fold.include; // deprecated

addon/fold/foldcode.js

@@ -2,7 +2,8 @@
   "use strict";
 
   function doFold(cm, pos, options) {
-    var finder = options.call ? options : (options && options.rangeFinder);
+    var finder = options && (options.call ? options : options.rangeFinder);
+    if (!finder) finder = cm.getHelper(pos, "fold");
     if (!finder) return;
     if (typeof pos == "number") pos = CodeMirror.Pos(pos, 0);
     var minSize = options && options.minFoldSize || 0;
@@ -29,12 +30,16 @@
     if (!range || range.cleared) return;
 
     var myWidget = makeWidget(options);
-    CodeMirror.on(myWidget, "mousedown", function() {myRange.clear();});
+    CodeMirror.on(myWidget, "mousedown", function() { myRange.clear(); });
     var myRange = cm.markText(range.from, range.to, {
       replacedWith: myWidget,
       clearOnEnter: true,
       __isFold: true
     });
+    myRange.on("clear", function(from, to) {
+      CodeMirror.signal(cm, "unfold", cm, from, to);
+    });
+    CodeMirror.signal(cm, "fold", cm, range.from, range.to);
   }
 
   function makeWidget(options) {
@@ -56,13 +61,13 @@
   // New-style interface
   CodeMirror.defineExtension("foldCode", function(pos, options) { doFold(this, pos, options); });
 
-  CodeMirror.combineRangeFinders = function() {
+  CodeMirror.registerHelper("fold", "combine", function() {
     var funcs = Array.prototype.slice.call(arguments, 0);
     return function(cm, start) {
       for (var i = 0; i < funcs.length; ++i) {
         var found = funcs[i](cm, start);
         if (found) return found;
       }
     };
-  };
+  });
 })();

addon/fold/foldgutter.js

@@ -0,0 +1,122 @@
+(function() {
+  "use strict";
+
+  CodeMirror.defineOption("foldGutter", false, function(cm, val, old) {
+    if (old && old != CodeMirror.Init) {
+      cm.clearGutter(cm.state.foldGutter.options.gutter);
+      cm.state.foldGutter = null;
+      cm.off("gutterClick", onGutterClick);
+      cm.off("change", onChange);
+      cm.off("viewportChange", onViewportChange);
+      cm.off("fold", onFold);
+      cm.off("unfold", onFold);
+    }
+    if (val) {
+      cm.state.foldGutter = new State(parseOptions(val));
+      updateInViewport(cm);
+      cm.on("gutterClick", onGutterClick);
+      cm.on("change", onChange);
+      cm.on("viewportChange", onViewportChange);
+      cm.on("fold", onFold);
+      cm.on("unfold", onFold);
+    }
+  });
+
+  var Pos = CodeMirror.Pos;
+
+  function State(options) {
+    this.options = options;
+    this.from = this.to = 0;
+  }
+
+  function parseOptions(opts) {
+    if (opts === true) opts = {};
+    if (opts.gutter == null) opts.gutter = "CodeMirror-foldgutter";
+    if (opts.indicatorOpen == null) opts.indicatorOpen = "CodeMirror-foldgutter-open";
+    if (opts.indicatorFolded == null) opts.indicatorFolded = "CodeMirror-foldgutter-folded";
+    return opts;
+  }
+
+  function isFolded(cm, line) {
+    var marks = cm.findMarksAt(Pos(line));
+    for (var i = 0; i < marks.length; ++i)
+      if (marks[i].__isFold && marks[i].find().from.line == line) return true;
+  }
+
+  function marker(spec) {
+    if (typeof spec == "string") {
+      var elt = document.createElement("div");
+      elt.className = spec;
+      return elt;
+    } else {
+      return spec.cloneNode(true);
+    }
+  }
+
+  function updateFoldInfo(cm, from, to) {
+    var opts = cm.state.foldGutter.options, cur = from;
+    cm.eachLine(from, to, function(line) {
+      var mark = null;
+      if (isFolded(cm, cur)) {
+        mark = marker(opts.indicatorFolded);
+      } else {
+        var pos = Pos(cur, 0), func = opts.rangeFinder || cm.getHelper(pos, "fold");
+        var range = func && func(cm, pos);
+        if (range && range.from.line + 1 < range.to.line)
+          mark = marker(opts.indicatorOpen);
+      }
+      cm.setGutterMarker(line, opts.gutter, mark);
+      ++cur;
+    });
+  }
+
+  function updateInViewport(cm) {
+    var vp = cm.getViewport(), state = cm.state.foldGutter;
+    if (!state) return;
+    cm.operation(function() {
+      updateFoldInfo(cm, vp.from, vp.to);
+    });
+    state.from = vp.from; state.to = vp.to;
+  }
+
+  function onGutterClick(cm, line, gutter) {
+    var opts = cm.state.foldGutter.options;
+    if (gutter != opts.gutter) return;
+    cm.foldCode(Pos(line, 0), opts.rangeFinder);
+  }
+
+  function onChange(cm) {
+    var state = cm.state.foldGutter;
+    state.from = state.to = 0;
+    clearTimeout(state.changeUpdate);
+    state.changeUpdate = setTimeout(function() { updateInViewport(cm); }, 600);
+  }
+
+  function onViewportChange(cm) {
+    var state = cm.state.foldGutter;
+    clearTimeout(state.changeUpdate);
+    state.changeUpdate = setTimeout(function() {
+      var vp = cm.getViewport();
+      if (state.from == state.to || vp.from - state.to > 20 || state.from - vp.to > 20) {
+        updateInViewport(cm);
+      } else {
+        cm.operation(function() {
+          if (vp.from < state.from) {
+            updateFoldInfo(cm, vp.from, state.from);
+            state.from = vp.from;
+          }
+          if (vp.to > state.to) {
+            updateFoldInfo(cm, state.to, vp.to);
+            state.to = vp.to;
+          }
+        });
+      }
+    }, 400);
+  }
+
+  function onFold(cm, from) {
+    var state = cm.state.foldGutter, line = from.line;
+    if (line >= state.from && line < state.to)
+      updateFoldInfo(cm, line, line + 1);
+  }
+})();

addon/fold/indent-fold.js

@@ -1,4 +1,4 @@
-CodeMirror.indentRangeFinder = function(cm, start) {
+CodeMirror.registerHelper("fold", "indent", function(cm, start) {
   var tabSize = cm.getOption("tabSize"), firstLine = cm.getLine(start.line);
   var myIndent = CodeMirror.countColumn(firstLine, null, tabSize);
   for (var i = start.line + 1, end = cm.lineCount(); i < end; ++i) {
@@ -8,4 +8,5 @@ CodeMirror.indentRangeFinder = function(cm, start) {
       return {from: CodeMirror.Pos(start.line, firstLine.length),
               to: CodeMirror.Pos(i, curLine.length)};
   }
-};
+});
+CodeMirror.indentRangeFinder = CodeMirror.fold.indent; // deprecated