diff --git a/lib/ace/keyboard/vim/commands.js b/lib/ace/keyboard/vim/commands.js
index d802cdda..78dc4fa7 100644
--- a/lib/ace/keyboard/vim/commands.js
+++ b/lib/ace/keyboard/vim/commands.js
@@ -304,76 +304,76 @@ var inputBuffer = exports.inputBuffer = {
 
     lastInsertCommands: [],
 
-    push: function(editor, char, keyId) {
+    push: function(editor, ch, keyId) {
         this.idle = false;
         var wObj = this.waitingForParam;
         if (wObj) {
-            this.exec(editor, wObj, char);
+            this.exec(editor, wObj, ch);
         }
         // If input is a number (that doesn't start with 0)
-        else if (!(char === "0" && !this.currentCount.length) &&
-            (char.match(/^\d+$/) && this.isAccepting(NUMBER))) {
-            // Assuming that char is always of type String, and not Number
-            this.currentCount += char;
+        else if (!(ch === "0" && !this.currentCount.length) &&
+            (ch.match(/^\d+$/) && this.isAccepting(NUMBER))) {
+            // Assuming that ch is always of type String, and not Number
+            this.currentCount += ch;
             this.currentCmd = NUMBER;
             this.accepting = [NUMBER, OPERATOR, MOTION, ACTION];
         }
-        else if (!this.operator && this.isAccepting(OPERATOR) && operators[char]) {
+        else if (!this.operator && this.isAccepting(OPERATOR) && operators[ch]) {
             this.operator = {
-                char: char,
+                ch: ch,
                 count: this.getCount()
             };
             this.currentCmd = OPERATOR;
             this.accepting = [NUMBER, MOTION, ACTION];
             this.exec(editor, { operator: this.operator });
         }
-        else if (motions[char] && this.isAccepting(MOTION)) {
+        else if (motions[ch] && this.isAccepting(MOTION)) {
             this.currentCmd = MOTION;
 
             var ctx = {
                 operator: this.operator,
                 motion: {
-                    char: char,
+                    ch: ch,
                     count: this.getCount()
                 }
             };
 
-            if (motions[char].param)
+            if (motions[ch].param)
                 this.waitForParam(ctx);
             else
                 this.exec(editor, ctx);
         }
-        else if (alias[char] && this.isAccepting(MOTION)) {
-            alias[char].operator.count = this.getCount();
-            this.exec(editor, alias[char]);
+        else if (alias[ch] && this.isAccepting(MOTION)) {
+            alias[ch].operator.count = this.getCount();
+            this.exec(editor, alias[ch]);
         }
-        else if (actions[char] && this.isAccepting(ACTION)) {
+        else if (actions[ch] && this.isAccepting(ACTION)) {
             var actionObj = {
                 action: {
-                    fn: actions[char].fn,
+                    fn: actions[ch].fn,
                     count: this.getCount()
                 }
             };
 
-            if (actions[char].param) {
+            if (actions[ch].param) {
                 this.waitForParam(actionObj);
             }
             else {
                 this.exec(editor, actionObj);
             }
 
-            if (actions[char].acceptsMotion)
+            if (actions[ch].acceptsMotion)
                 this.idle = false;
         }
         else if (this.operator) {
-            this.exec(editor, { operator: this.operator }, char);
+            this.exec(editor, { operator: this.operator }, ch);
         }
         else {
             this.reset();
         }
         
         if (this.waitingForParam || this.motion || this.operator) {
-            this.status += char;
+            this.status += ch;
         } else if (this.currentCount) {
             this.status = this.currentCount;
         } else if (this.status) {
@@ -410,18 +410,18 @@ var inputBuffer = exports.inputBuffer = {
         }
 
         if (o && !editor.selection.isEmpty()) {
-            if (operators[o.char].selFn) {
-                operators[o.char].selFn(editor, editor.getSelectionRange(), o.count, param);
+            if (operators[o.ch].selFn) {
+                operators[o.ch].selFn(editor, editor.getSelectionRange(), o.count, param);
                 this.reset();
             }
             return;
         }
 
         // There is an operator, but no motion or action. We try to pass the
-        // current char to the operator to see if it responds to it (an example
+        // current ch to the operator to see if it responds to it (an example
         // of this is the 'dd' operator).
         else if (!m && !a && o && param) {
-            operators[o.char].fn(editor, null, o.count, param);
+            operators[o.ch].fn(editor, null, o.count, param);
             this.reset();
         }
         else if (m) {
@@ -434,7 +434,7 @@ var inputBuffer = exports.inputBuffer = {
                 }
             };
 
-            var motionObj = motions[m.char];
+            var motionObj = motions[m.ch];
             var selectable = motionObj.sel;
 
             if (!o) {
@@ -446,7 +446,7 @@ var inputBuffer = exports.inputBuffer = {
             else if (selectable) {
                 repeat(function() {
                     run(motionObj.sel);
-                    operators[o.char].fn(editor, editor.getSelectionRange(), o.count, param);
+                    operators[o.ch].fn(editor, editor.getSelectionRange(), o.count, param);
                 }, o.count || 1);
             }
             this.reset();
diff --git a/lib/ace/keyboard/vim/maps/aliases.js b/lib/ace/keyboard/vim/maps/aliases.js
index ea5dbe0d..1a5f32f7 100644
--- a/lib/ace/keyboard/vim/maps/aliases.js
+++ b/lib/ace/keyboard/vim/maps/aliases.js
@@ -34,57 +34,57 @@ define(function(require, exports, module) {
 module.exports = {
     "x": {
         operator: {
-            char: "d",
+            ch: "d",
             count: 1
         },
         motion: {
-            char: "l",
+            ch: "l",
             count: 1
         }
     },
     "X": {
         operator: {
-            char: "d",
+            ch: "d",
             count: 1
         },
         motion: {
-            char: "h",
+            ch: "h",
             count: 1
         }
     },
     "D": {
         operator: {
-            char: "d",
+            ch: "d",
             count: 1
         },
         motion: {
-            char: "$",
+            ch: "$",
             count: 1
         }
     },
     "C": {
         operator: {
-            char: "c",
+            ch: "c",
             count: 1
         },
         motion: {
-            char: "$",
+            ch: "$",
             count: 1
         }
     },
     "s": {
         operator: {
-            char: "c",
+            ch: "c",
             count: 1
         },
         motion: {
-            char: "l",
+            ch: "l",
             count: 1
         }
     },
     "S": {
         operator: {
-            char: "c",
+            ch: "c",
             count: 1
         },
         param: "c"
diff --git a/lib/ace/keyboard/vim/maps/util.js b/lib/ace/keyboard/vim/maps/util.js
index 1d5a7639..af0e07c7 100644
--- a/lib/ace/keyboard/vim/maps/util.js
+++ b/lib/ace/keyboard/vim/maps/util.js
@@ -99,24 +99,24 @@ module.exports = {
             this.onVisualLineMode = false;
         }
     },
-    getRightNthChar: function(editor, cursor, char, n) {
+    getRightNthChar: function(editor, cursor, ch, n) {
         var line = editor.getSession().getLine(cursor.row);
-        var matches = line.substr(cursor.column + 1).split(char);
+        var matches = line.substr(cursor.column + 1).split(ch);
 
-        return n < matches.length ? matches.slice(0, n).join(char).length : null;
+        return n < matches.length ? matches.slice(0, n).join(ch).length : null;
     },
-    getLeftNthChar: function(editor, cursor, char, n) {
+    getLeftNthChar: function(editor, cursor, ch, n) {
         var line = editor.getSession().getLine(cursor.row);
-        var matches = line.substr(0, cursor.column).split(char);
+        var matches = line.substr(0, cursor.column).split(ch);
 
-        return n < matches.length ? matches.slice(-1 * n).join(char).length : null;
+        return n < matches.length ? matches.slice(-1 * n).join(ch).length : null;
     },
-    toRealChar: function(char) {
-        if (char.length === 1)
-            return char;
+    toRealChar: function(ch) {
+        if (ch.length === 1)
+            return ch;
 
-        if (/^shift-./.test(char))
-            return char[char.length - 1].toUpperCase();
+        if (/^shift-./.test(ch))
+            return ch[ch.length - 1].toUpperCase();
         else
             return "";
     },