editor -> cm, Remove unused CodeMirror require

Author: Marcel Gerber

src/utils/TokenUtils.js

@@ -33,28 +33,27 @@
 define(function (require, exports, module) {
     "use strict";
 
-    var _           = require("thirdparty/lodash"),
-        CodeMirror  = require("thirdparty/CodeMirror2/lib/codemirror");
+    var _ = require("thirdparty/lodash");
 
     var cache,
         CACHE_MAX_AGE = 1000; // cache for 1 second
 
 
     /*
      * Caches the tokens for the given editor/line if needed
-     * @param {!CodeMirror} editor
+     * @param {!CodeMirror} cm
      * @param {!number} line
      * @return {Array.<Object>} (Cached) array of tokens
      */
-    function _manageCache(editor, line) {
-        if (!cache || !cache.tokens || cache.line !== line || cache.editor !== editor ||
+    function _manageCache(cm, line) {
+        if (!cache || !cache.tokens || cache.line !== line || cache.cm !== cm ||
                 cache.timeStamp < Date.now() - CACHE_MAX_AGE) {
             // Cache is outdated/no longer matching -> Update
-            var tokens = editor.getLineTokens(line, false);
+            var tokens = cm.getLineTokens(line, false);
             // Add empty beginning-of-line token for backwards compatibility
-            tokens.unshift(editor.getTokenAt({line: line, ch: 0}, false));
+            tokens.unshift(cm.getTokenAt({line: line, ch: 0}, false));
             cache = {
-                editor: editor,
+                cm: cm,
                 line: line,
                 timeStamp: Date.now(),
                 tokens: tokens
@@ -65,34 +64,34 @@ define(function (require, exports, module) {
 
     /*
      * Like cm.getTokenAt, but with caching
-     * @param {!CodeMirror} editor
+     * @param {!CodeMirror} cm
      * @param {!{ch:number, line:number}} pos
      * @param {boolean} precise If given, results in more current results. Suppresses caching.
      * @return {Object} Token for position
      */
-    function _getToken(editor, pos, precise) {
+    function _getToken(cm, pos, precise) {
         if (precise) {
             cache = null; // reset cache
-            return editor.getTokenAt(pos, precise);
+            return cm.getTokenAt(pos, precise);
         }
-        var cachedTokens    = _manageCache(editor, pos.line),
+        var cachedTokens    = _manageCache(cm, pos.line),
             tokenIndex      = _.sortedIndex(cachedTokens, {end: pos.ch}, "end"), // binary search is faster for long arrays
             token           = cachedTokens[tokenIndex];
-        return token || editor.getTokenAt(pos, precise); // fall back to CMs getTokenAt, for example in an empty line
+        return token || cm.getTokenAt(pos, precise); // fall back to CMs getTokenAt, for example in an empty line
     }
 
    /**
      * Creates a context object for the given editor and position, suitable for passing to the
      * move functions.
-     * @param {!CodeMirror} editor
+     * @param {!CodeMirror} cm
      * @param {!{ch:number, line:number}} pos
      * @return {!{editor:!CodeMirror, pos:!{ch:number, line:number}, token:Object}}
      */
-    function getInitialContext(editor, pos) {
+    function getInitialContext(cm, pos) {
         return {
-            "editor": editor,
+            "editor": cm,
             "pos": pos,
-            "token": editor.getTokenAt(pos, true)
+            "token": cm.getTokenAt(pos, true)
         };
     }