Changed functions to arrow functions for only-arrow-functions rule.

public/app/plugins/datasource/cloudwatch/query_parameter_ctrl.ts

@@ -19,7 +19,7 @@ export class CloudWatchQueryParameter {
 export class CloudWatchQueryParameterCtrl {
   /** @ngInject */
   constructor($scope, templateSrv, uiSegmentSrv, datasourceSrv, $q) {
-    $scope.init = function() {
+    $scope.init = () => {
       const target = $scope.target;
       target.namespace = target.namespace || '';
       target.metricName = target.metricName || '';
@@ -38,7 +38,7 @@ export class CloudWatchQueryParameterCtrl {
 
       $scope.dimSegments = _.reduce(
         $scope.target.dimensions,
-        function(memo, value, key) {
+        (memo, value, key) => {
           memo.push(uiSegmentSrv.newKey(key));
           memo.push(uiSegmentSrv.newOperator('='));
           memo.push(uiSegmentSrv.newKeyValue(value));
@@ -47,7 +47,7 @@ export class CloudWatchQueryParameterCtrl {
         []
       );
 
-      $scope.statSegments = _.map($scope.target.statistics, function(stat) {
+      $scope.statSegments = _.map($scope.target.statistics, stat => {
         return uiSegmentSrv.getSegmentForValue(stat);
       });
 
@@ -67,15 +67,15 @@ export class CloudWatchQueryParameterCtrl {
       }
 
       if (!$scope.onChange) {
-        $scope.onChange = function() {};
+        $scope.onChange = () => {};
       }
     };
 
-    $scope.getStatSegments = function() {
+    $scope.getStatSegments = () => {
       return $q.when(
         _.flatten([
           angular.copy($scope.removeStatSegment),
-          _.map($scope.datasource.standardStatistics, function(s) {
+          _.map($scope.datasource.standardStatistics, s => {
             return uiSegmentSrv.getSegmentForValue(s);
           }),
           uiSegmentSrv.getSegmentForValue('pNN.NN'),
@@ -83,7 +83,7 @@ export class CloudWatchQueryParameterCtrl {
       );
     };
 
-    $scope.statSegmentChanged = function(segment, index) {
+    $scope.statSegmentChanged = (segment, index) => {
       if (segment.value === $scope.removeStatSegment.value) {
         $scope.statSegments.splice(index, 1);
       } else {
@@ -92,7 +92,7 @@ export class CloudWatchQueryParameterCtrl {
 
       $scope.target.statistics = _.reduce(
         $scope.statSegments,
-        function(memo, seg) {
+        (memo, seg) => {
           if (!seg.fake) {
             memo.push(seg.value);
           }
@@ -105,7 +105,7 @@ export class CloudWatchQueryParameterCtrl {
       $scope.onChange();
     };
 
-    $scope.ensurePlusButton = function(segments) {
+    $scope.ensurePlusButton = segments => {
       const count = segments.length;
       const lastSegment = segments[Math.max(count - 1, 0)];
 
@@ -114,7 +114,7 @@ export class CloudWatchQueryParameterCtrl {
       }
     };
 
-    $scope.getDimSegments = function(segment, $index) {
+    $scope.getDimSegments = (segment, $index) => {
       if (segment.type === 'operator') {
         return $q.when([]);
       }
@@ -135,7 +135,7 @@ export class CloudWatchQueryParameterCtrl {
         );
       }
 
-      return query.then($scope.transformToSegments(true)).then(function(results) {
+      return query.then($scope.transformToSegments(true)).then(results => {
         if (segment.type === 'key') {
           results.splice(0, 0, angular.copy($scope.removeDimSegment));
         }
@@ -143,7 +143,7 @@ export class CloudWatchQueryParameterCtrl {
       });
     };
 
-    $scope.dimSegmentChanged = function(segment, index) {
+    $scope.dimSegmentChanged = (segment, index) => {
       $scope.dimSegments[index] = segment;
 
       if (segment.value === $scope.removeDimSegment.value) {
@@ -160,7 +160,7 @@ export class CloudWatchQueryParameterCtrl {
       $scope.onChange();
     };
 
-    $scope.syncDimSegmentsWithModel = function() {
+    $scope.syncDimSegmentsWithModel = () => {
       const dims = {};
       const length = $scope.dimSegments.length;
 
@@ -175,44 +175,44 @@ export class CloudWatchQueryParameterCtrl {
       $scope.target.dimensions = dims;
     };
 
-    $scope.getRegions = function() {
+    $scope.getRegions = () => {
       return $scope.datasource
         .metricFindQuery('regions()')
-        .then(function(results) {
+        .then(results => {
           results.unshift({ text: 'default' });
           return results;
         })
         .then($scope.transformToSegments(true));
     };
 
-    $scope.getNamespaces = function() {
+    $scope.getNamespaces = () => {
       return $scope.datasource.metricFindQuery('namespaces()').then($scope.transformToSegments(true));
     };
 
-    $scope.getMetrics = function() {
+    $scope.getMetrics = () => {
       return $scope.datasource
         .metricFindQuery('metrics(' + $scope.target.namespace + ',' + $scope.target.region + ')')
         .then($scope.transformToSegments(true));
     };
 
-    $scope.regionChanged = function() {
+    $scope.regionChanged = () => {
       $scope.target.region = $scope.regionSegment.value;
       $scope.onChange();
     };
 
-    $scope.namespaceChanged = function() {
+    $scope.namespaceChanged = () => {
       $scope.target.namespace = $scope.namespaceSegment.value;
       $scope.onChange();
     };
 
-    $scope.metricChanged = function() {
+    $scope.metricChanged = () => {
       $scope.target.metricName = $scope.metricSegment.value;
       $scope.onChange();
     };
 
-    $scope.transformToSegments = function(addTemplateVars) {
-      return function(results) {
-        const segments = _.map(results, function(segment) {
+    $scope.transformToSegments = addTemplateVars => {
+      return results => {
+        const segments = _.map(results, segment => {
           return uiSegmentSrv.newSegment({
             value: segment.text,
             expandable: segment.expandable,
@@ -220,7 +220,7 @@ export class CloudWatchQueryParameterCtrl {
         });
 
         if (addTemplateVars) {
-          _.each(templateSrv.variables, function(variable) {
+          _.each(templateSrv.variables, variable => {
             segments.unshift(
               uiSegmentSrv.newSegment({
                 type: 'template',