feat(ngdocs): add forward slash shortcut key for search bar

Author: matsko

docs/src/templates/index.html

@@ -198,15 +198,15 @@
                    autocomplete="off" />
           </form>
           <div ng-show="hasResults" class="search-results">
-            <a href="" ng-click="hideResults()" class="search-close">
-              <span class="icon-remove-sign"></span>
-            </a>
             <div ng-repeat="(key, value) in results" class="search-group" ng-class="colClassName">
               <h4>{{ key }}</h4>
               <div ng-repeat="item in value" class="search-result">
                 <a ng-click="hideResults()" href="{{ item.url }}">{{ item.shortName }}</a>
               </div>
             </div>
+            <a href="" ng-click="hideResults()" class="search-close">
+              <span class="icon-remove-sign"></span>
+            </a>
           </div>
         </div>
       </div>

docs/src/templates/js/docs.js

@@ -132,9 +132,19 @@ docsApp.directive.focused = function($timeout) {
   };
 };
 
-docsApp.directive.docsSearchInput = function() {
+docsApp.directive.docsSearchInput = ['$document',function($document) {
   return function(scope, element, attrs) {
-    var ESCAPE_KEY_KEYCODE = 27;
+    var ESCAPE_KEY_KEYCODE = 27,
+        FORWARD_SLASH_KEYCODE = 191;
+    angular.element($document[0].body).bind('keydown', function(event) {
+      var input = element[0];
+      if(event.keyCode == FORWARD_SLASH_KEYCODE && document.activeElement != input) {
+        event.stopPropagation();
+        event.preventDefault();
+        input.focus();
+      }
+    });
+
     element.bind('keydown', function(event) {
       if(event.keyCode == ESCAPE_KEY_KEYCODE) {
         event.stopPropagation();
@@ -145,7 +155,7 @@ docsApp.directive.docsSearchInput = function() {
       }
     });
   };
-};
+}];
 
 
 docsApp.directive.code = function() {