Give names to some anonymous functions assigned to `module.exports`

This is mostly to make it easier for the convert-to-es-modules script to
preserve comments when these modules are converted to ES modules.
However it may also be useful for debugging.

src/sidebar/directive/h-autofocus.js

@@ -11,11 +11,13 @@
  *   <input ng-if="..." h-autofocus>
  *
  */
-module.exports = function() {
+function autofocusDirective() {
   return {
     restrict: 'A',
     link: function($scope, $element) {
       $element[0].focus();
     },
   };
-};
+}
+
+module.exports = autofocusDirective;

src/sidebar/directive/h-on-touch.js

@@ -28,7 +28,7 @@ function addEventHandler($scope, element, events, handler) {
  * mouse press OR touch.
  */
 // @ngInject
-module.exports = function($parse) {
+function onTouchDirective($parse) {
   return {
     restrict: 'A',
     link: function($scope, $element, $attrs) {
@@ -41,4 +41,6 @@ module.exports = function($parse) {
       );
     },
   };
-};
+}
+
+module.exports = onTouchDirective;

src/sidebar/directive/h-tooltip.js

@@ -77,7 +77,7 @@ function Tooltip(rootElement) {
  *
  * Example: '<button aria-label="Tooltip label" h-tooltip></button>'
  */
-module.exports = function() {
+function tooltipDirective() {
   if (!theTooltip) {
     theTooltip = new Tooltip(document.body);
   }
@@ -107,4 +107,6 @@ module.exports = function() {
       });
     },
   };
-};
+}
+
+module.exports = tooltipDirective;

src/sidebar/directive/window-scroll.js

-module.exports = function() {
+function windowScrollDirective() {
   return {
     link: function(scope, elem, attr) {
       let active = true;
@@ -25,4 +25,6 @@ module.exports = function() {
       });
     },
   };
-};
+}
+
+module.exports = windowScrollDirective;

src/sidebar/ga.js

 let loaded = false;
 
-module.exports = function(trackingId) {
+function loadGoogleAnalytics(trackingId) {
   // small measure to make we do not accidentally
   // load the analytics scripts more than once
   if (loaded) {
@@ -46,4 +46,6 @@ module.exports = function(trackingId) {
   ga('set', 'anonymizeIp', true);
 
   /* eslint-enable */
-};
+}
+
+module.exports = loadGoogleAnalytics;

src/sidebar/util/scope-timeout.js

@@ -11,7 +11,7 @@
  * @param {Function} fn - Callback to invoke with setTimeout
  * @param {number} delay - Delay argument to pass to setTimeout
  */
-module.exports = function($scope, fn, delay, setTimeoutFn, clearTimeoutFn) {
+function scopeTimeout($scope, fn, delay, setTimeoutFn, clearTimeoutFn) {
   setTimeoutFn = setTimeoutFn || setTimeout;
   clearTimeoutFn = clearTimeoutFn || clearTimeout;
 
@@ -23,4 +23,6 @@ module.exports = function($scope, fn, delay, setTimeoutFn, clearTimeoutFn) {
   removeDestroyHandler = $scope.$on('$destroy', function() {
     clearTimeoutFn(id);
   });
-};
+}
+
+module.exports = scopeTimeout;