style(eslint): enable no-trailing-spaces rule (#11588)

Author: Splaktar

.eslintrc.json

@@ -166,7 +166,7 @@
         "no-template-curly-in-string": "error",
         "no-ternary": "off",
         "no-throw-literal": "off",
-        "no-trailing-spaces": "off",
+        "no-trailing-spaces": ["error"],
         "no-undef-init": "error",
         "no-undefined": "off",
         "no-underscore-dangle": "off",

docs/app/js/codepen.js

@@ -48,7 +48,7 @@
         .replace(/"/g, """)
         /**
          * Codepen was unescaping &lt; (<) and &gt; (>) which caused, on some demos,
-         * an unclosed elements (like <md-select>). 
+         * an unclosed elements (like <md-select>).
          * Used different unicode lookalike characters so it won't be considered as an element
          */
         .replace(/&amp;lt;/g, "&#x02C2;") // http://graphemica.com/%CB%82

docs/config/processors/componentsData.js

@@ -32,7 +32,7 @@ function buildDocData(doc, extraData, descriptor) {
   const filePath = doc.fileInfo.filePath;
   const indexOfBasePath = filePath.indexOf(basePathFromProjectRoot);
   const path = filePath.substr(indexOfBasePath + basePathFromProjectRoot.length, filePath.length);
-  
+
   return _.assign({
     name: doc.name,
     type: doc.docType,

scripts/find-max-version.js

@@ -1,7 +1,7 @@
 // INPUT = $1 = VERSION
 //  (something like 1.3 or 1.4.5)
 
-// OUTPUT = a specific version number 
+// OUTPUT = a specific version number
 //  (something like 1.3.19 or 1.5.0-beta.2)
 
 // this is used so that we can run a `git`
@@ -60,7 +60,7 @@ function findMaxVersion(branch, output) {
     const result = line.match(versionRegex);
     if (result && result.length > 0) {
       // stable releases have a higher weight than beta/RC versions
-      // so we want to include 
+      // so we want to include
       let weight = result[1] * WEIGHTS.stable;
 
       if (result[2]) {

src/components/autocomplete/autocomplete.spec.js

@@ -428,7 +428,7 @@ describe('<md-autocomplete>', function() {
       var input = element.find('input');
 
       expect(input).toHaveClass(scope.inputClass);
-      
+
       element.remove();
     });
 

src/components/chips/chips.spec.js

@@ -221,11 +221,11 @@ describe('<md-chips>', function() {
       it('should make the event available when removing a chip', function() {
         var element = buildChips(CHIP_REMOVE_TEMPLATE);
         var chips = getChipElements(element);
- 
+
         scope.removeChip = jasmine.createSpy('removeChip');
         var chipButton = angular.element(chips[1]).find('button');
         chipButton[0].click();
- 
+
         expect(scope.removeChip).toHaveBeenCalled();
         expect(scope.removeChip.calls.mostRecent().args[2].type).toBe('click');
       });

src/components/chips/js/chipRemoveDirective.js

@@ -43,7 +43,7 @@ angular
 
 /**
  * MdChipRemove Directive Definition.
- * 
+ *
  * @param $timeout
  * @returns {{restrict: string, require: string[], link: Function, scope: boolean}}
  * @constructor

src/components/content/content.spec.js

@@ -6,5 +6,5 @@ describe('mdContent directive', function() {
     var element = $compile('<md-content></md-content>')($rootScope.$new());
     expect(element.hasClass('_md')).toBe(true);
   }));
-  
+
 });

src/components/input/input-animations.spec.js

@@ -35,7 +35,7 @@ describe('md-input-container animations', function() {
     var container = el.find('md-input-container'),
       input = el.find('input'),
       errors;
-      
+
 
     // Mimic the real validations/animations that fire
 

src/components/sidenav/sidenav.js

@@ -313,7 +313,7 @@ function SidenavDirective($mdMedia, $mdUtil, $mdConstant, $mdTheming, $mdInterac
     if (!attr.hasOwnProperty('mdDisableBackdrop')) {
       backdrop = $mdUtil.createBackdrop(scope, "md-sidenav-backdrop md-opaque ng-enter");
     }
-    
+
     // If md-disable-close-events is set on the sidenav we will disable
     // backdrop click and Escape key events
     if (attr.hasOwnProperty('mdDisableCloseEvents')) {