fix static failure

Author: engcom-November

dev/tools/grunt/configs/less.js

@@ -3,48 +3,49 @@
  * See COPYING.txt for license details.
  */
 
-'use strict';
-
-var combo        = require('./combo'),
-    themes       = require('../tools/files-router').get('themes'),
-    _            = require('underscore'),
-    themeOptions = {},
-    lessOptions  = {
-        options: {
-            sourceMap: true,
-            strictImports: false,
-            sourceMapRootpath: '/',
-            sourceMapBasepath: function () {
-                this.sourceMapURL = this.sourceMapFilename.substr(this.sourceMapFilename.lastIndexOf('/') + 1);
-                return 'pub/';
+(function () {
+    "use strict";
+    var combo        = require('./combo'),
+        themes       = require('../tools/files-router').get('themes'),
+        _            = require('underscore'),
+        themeOptions = {},
+        lessOptions  = {
+            options: {
+                sourceMap: true,
+                strictImports: false,
+                sourceMapRootpath: '/',
+                sourceMapBasepath: function () {
+                    this.sourceMapURL = this.sourceMapFilename.substr(this.sourceMapFilename.lastIndexOf('/') + 1);
+                    return 'pub/';
+                },
+                dumpLineNumbers: false, // use 'comments' instead false to output line comments for source
+                ieCompat: false
             },
-            dumpLineNumbers: false, // use 'comments' instead false to output line comments for source
-            ieCompat: false
-        },
-        setup: {
-            files: {
-                '<%= path.css.setup %>/setup.css': '<%= path.less.setup %>/_setup.less'
-            }
-        },
-        updater: {
-            files: {
-                '<%= path.css.updater %>/updater.css': '<%= path.less.setup %>/_setup.less'
-            }
-        },
-        documentation: {
-            files: {
-                '<%= path.doc %>/docs.css': '<%= path.doc %>/source/docs.less'
+            setup: {
+                files: {
+                    '<%= path.css.setup %>/setup.css': '<%= path.less.setup %>/_setup.less'
+                }
+            },
+            updater: {
+                files: {
+                    '<%= path.css.updater %>/updater.css': '<%= path.less.setup %>/_setup.less'
+                }
+            },
+            documentation: {
+                files: {
+                    '<%= path.doc %>/docs.css': '<%= path.doc %>/source/docs.less'
+                }
             }
-        }
-    };
+        };
 
-_.each(themes, function (theme, name) {
-    themeOptions[name] = {
-        files: combo.lessFiles(name)
-    };
-});
+    _.each(themes, function (theme, name) {
+        themeOptions[name] = {
+            files: combo.lessFiles(name)
+        };
+    });
 
-/**
- * Compiles Less to CSS and generates necessary files if requested.
- */
-module.exports = _.extend(themeOptions, lessOptions);
+    /**
+     * Compiles Less to CSS and generates necessary files if requested.
+     */
+    module.exports = _.extend(themeOptions, lessOptions);
+})();