Merge pull request #24 from ananyasen/FileIO

undo/redo per document , codemirror 2.22 update

12 files changed, 258 insertions, 20 deletions

diff --git a/imports/codemirror/lib/util/dialog.css b/imports/codemirror/lib/util/dialog.css
index 4cb467ef..4cb467ef 100755..100644
--- a/imports/codemirror/lib/util/dialog.css
+++ b/imports/codemirror/lib/util/dialog.css
diff --git a/imports/codemirror/lib/util/dialog.js b/imports/codemirror/lib/util/dialog.js
index 8950bf0c..8950bf0c 100755..100644
--- a/imports/codemirror/lib/util/dialog.js
+++ b/imports/codemirror/lib/util/dialog.js
diff --git a/imports/codemirror/lib/util/foldcode.js b/imports/codemirror/lib/util/foldcode.js
index 18957792..50268a8b 100755..100644
--- a/imports/codemirror/lib/util/foldcode.js
+++ b/imports/codemirror/lib/util/foldcode.js
@@ -1,3 +1,110 @@
+// the tagRangeFinder function is
+//   Copyright (C) 2011 by Daniel Glazman <daniel@glazman.org>
+// released under the MIT license (../../LICENSE) like the rest of CodeMirror
+CodeMirror.tagRangeFinder = function(cm, line) {
+  var nameStartChar = "A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD";
+  var nameChar = nameStartChar + "\-\.0-9\\u00B7\\u0300-\\u036F\\u203F-\\u2040";
+  var xmlNAMERegExp = new RegExp("^[" + nameStartChar + "][" + nameChar + "]*");
+
+  var lineText = cm.getLine(line);
+  var found = false;
+  var tag = null;
+  var pos = 0;
+  while (!found) {
+    pos = lineText.indexOf("<", pos);
+    if (-1 == pos) // no tag on line
+      return;
+    if (pos + 1 < lineText.length && lineText[pos + 1] == "/") { // closing tag
+      pos++;
+      continue;
+    }
+    // ok we weem to have a start tag
+    if (!lineText.substr(pos + 1).match(xmlNAMERegExp)) { // not a tag name...
+      pos++;
+      continue;
+    }
+    var gtPos = lineText.indexOf(">", pos + 1);
+    if (-1 == gtPos) { // end of start tag not in line
+      var l = line + 1;
+      var foundGt = false;
+      var lastLine = cm.lineCount();
+      while (l < lastLine && !foundGt) {
+        var lt = cm.getLine(l);
+        var gt = lt.indexOf(">");
+        if (-1 != gt) { // found a >
+          foundGt = true;
+          var slash = lt.lastIndexOf("/", gt);
+          if (-1 != slash && slash < gt) {
+            var str = lineText.substr(slash, gt - slash + 1);
+            if (!str.match( /\/\s*\>/ )) // yep, that's the end of empty tag
+              return l+1;
+          }
+        }
+        l++;
+      }
+      found = true;
+    }
+    else {
+      var slashPos = lineText.lastIndexOf("/", gtPos);
+      if (-1 == slashPos) { // cannot be empty tag
+        found = true;
+        // don't continue
+      }
+      else { // empty tag?
+        // check if really empty tag
+        var str = lineText.substr(slashPos, gtPos - slashPos + 1);
+        if (!str.match( /\/\s*\>/ )) { // finally not empty
+          found = true;
+          // don't continue
+        }
+      }
+    }
+    if (found) {
+      var subLine = lineText.substr(pos + 1);
+      tag = subLine.match(xmlNAMERegExp);
+      if (tag) {
+        // we have an element name, wooohooo !
+        tag = tag[0];
+        // do we have the close tag on same line ???
+        if (-1 != lineText.indexOf("</" + tag + ">", pos)) // yep
+        {
+          found = false;
+        }
+        // we don't, so we have a candidate...
+      }
+      else
+        found = false;
+    }
+    if (!found)
+      pos++;
+  }
+
+  if (found) {
+    var startTag = "(\\<\\/" + tag + "\\>)|(\\<" + tag + "\\>)|(\\<" + tag + "\s)|(\\<" + tag + "$)";
+    var startTagRegExp = new RegExp(startTag, "g");
+    var endTag = "</" + tag + ">";
+    var depth = 1;
+    var l = line + 1;
+    var lastLine = cm.lineCount();
+    while (l < lastLine) {
+      lineText = cm.getLine(l);
+      var match = lineText.match(startTagRegExp);
+      if (match) {
+        for (var i = 0; i < match.length; i++) {
+          if (match[i] == endTag)
+            depth--;
+          else
+            depth++;
+          if (!depth)
+            return l+1;
+        }
+      }
+      l++;
+    }
+    return;
+  }
+};
+
 CodeMirror.braceRangeFinder = function(cm, line) {
   var lineText = cm.getLine(line);
   var startChar = lineText.lastIndexOf("{");
@@ -23,6 +130,19 @@ CodeMirror.braceRangeFinder = function(cm, line) {
   return end;
 };
 
+CodeMirror.indentRangeFinder = function(cm, line) {
+  var tabSize = cm.getOption("tabSize");
+  var myIndent = cm.getLineHandle(line).indentation(tabSize), last;
+  for (var i = line + 1, end = cm.lineCount(); i < end; ++i) {
+    var handle = cm.getLineHandle(i);
+    if (!/^\s*$/.test(handle.text)) {
+      if (handle.indentation(tabSize) <= myIndent) break;
+      last = i;
+    }
+  }
+  if (!last) return null;
+  return last + 1;
+};
 
 CodeMirror.newFoldFunction = function(rangeFinder, markText) {
   var folded = [];
diff --git a/imports/codemirror/lib/util/formatting.js b/imports/codemirror/lib/util/formatting.js
index 986bcb8f..15de0355 100755..100644
--- a/imports/codemirror/lib/util/formatting.js
+++ b/imports/codemirror/lib/util/formatting.js
@@ -4,7 +4,10 @@ if (!CodeMirror.modeExtensions) CodeMirror.modeExtensions = {};
 
 // Returns the extension of the editor's current mode
 CodeMirror.defineExtension("getModeExt", function () {
-  return CodeMirror.modeExtensions[this.getOption("mode")];
+  var mname = CodeMirror.resolveMode(this.getOption("mode")).name;
+  var ext = CodeMirror.modeExtensions[mname];
+  if (!ext) throw new Error("No extensions found for mode " + mname);
+  return ext;
 });
 
 // If the current mode is 'htmlmixed', returns the extension of a mode located at
@@ -50,7 +53,7 @@ CodeMirror.defineExtension("autoIndentRange", function (from, to) {
   var cmInstance = this;
   this.operation(function () {
     for (var i = from.line; i <= to.line; i++) {
-      cmInstance.indentLine(i);
+      cmInstance.indentLine(i, "smart");
     }
   });
 });
@@ -70,7 +73,7 @@ CodeMirror.defineExtension("autoFormatRange", function (from, to) {
     var startLine = cmInstance.posFromIndex(absStart).line;
     var endLine = cmInstance.posFromIndex(absStart + res.length).line;
     for (var i = startLine; i <= endLine; i++) {
-      cmInstance.indentLine(i);
+      cmInstance.indentLine(i, "smart");
     }
   });
 });
diff --git a/imports/codemirror/lib/util/javascript-hint.js b/imports/codemirror/lib/util/javascript-hint.js
index 4e88a7e4..2b904a51 100755..100644
--- a/imports/codemirror/lib/util/javascript-hint.js
+++ b/imports/codemirror/lib/util/javascript-hint.js
@@ -15,37 +15,81 @@
     }
     return arr.indexOf(item) != -1;
   }
-  
-  CodeMirror.javascriptHint = function(editor) {
+
+  function scriptHint(editor, keywords, getToken) {
     // Find the token at the cursor
-    var cur = editor.getCursor(), token = editor.getTokenAt(cur), tprop = token;
+    var cur = editor.getCursor(), token = getToken(editor, cur), tprop = token;
     // If it's not a 'word-style' token, ignore the token.
-    if (!/^[\w$_]*$/.test(token.string)) {
+                if (!/^[\w$_]*$/.test(token.string)) {
       token = tprop = {start: cur.ch, end: cur.ch, string: "", state: token.state,
                        className: token.string == "." ? "property" : null};
     }