added this:any to functions and changed functions to arrowfunctions

public/app/containers/Explore/utils/dom.ts

 // Node.closest() polyfill
 // Node.closest() polyfill
 if ('Element' in window && !Element.prototype.closest) {
 if ('Element' in window && !Element.prototype.closest) {
-  Element.prototype.closest = function(s) {
+  Element.prototype.closest = function(this: any, s) {
     const matches = (this.document || this.ownerDocument).querySelectorAll(s);
     const matches = (this.document || this.ownerDocument).querySelectorAll(s);
     let el = this;
     let el = this;
     let i;
     let i;

public/app/core/components/form_dropdown/form_dropdown.ts

 import _ from 'lodash';
 import _ from 'lodash';
 import coreModule from '../../core_module';
 import coreModule from '../../core_module';
 
 
-function typeaheadMatcher(item) {
+function typeaheadMatcher(this: any, item) {
   var str = this.query;
   var str = this.query;
   if (str === '') {
   if (str === '') {
     return true;
     return true;

public/app/core/components/query_part/query_part_editor.ts

@@ -33,7 +33,7 @@ export function queryPartEditorDirective($compile, templateSrv) {
 
 
       $scope.partActions = [];
       $scope.partActions = [];
 
 
-      function clickFuncParam(paramIndex) {
+      function clickFuncParam(this: any, paramIndex) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         const $link = $(this);
         const $link = $(this);
         const $input = $link.next();
         const $input = $link.next();
@@ -53,7 +53,7 @@ export function queryPartEditorDirective($compile, templateSrv) {
         }
         }
       }
       }
 
 
-      function inputBlur(paramIndex) {
+      function inputBlur(this: any, paramIndex) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         const $input = $(this);
         const $input = $(this);
         const $link = $input.prev();
         const $link = $input.prev();
@@ -72,14 +72,14 @@ export function queryPartEditorDirective($compile, templateSrv) {
         $link.show();
         $link.show();
       }
       }
 
 
-      function inputKeyPress(paramIndex, e) {
+      function inputKeyPress(this: any, paramIndex, e) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         if (e.which === 13) {
         if (e.which === 13) {
           inputBlur.call(this, paramIndex);
           inputBlur.call(this, paramIndex);
         }
         }
       }
       }
 
 
-      function inputKeyDown() {
+      function inputKeyDown(this: any) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         this.style.width = (3 + this.value.length) * 8 + 'px';
         this.style.width = (3 + this.value.length) * 8 + 'px';
       }
       }

public/app/core/directives/tags.ts

@@ -69,7 +69,7 @@ function bootstrapTagsinput() {
             },
             },
       });
       });
 
 
-      select.on('itemAdded', function(event) {
+      select.on('itemAdded', event => {
         if (scope.model.indexOf(event.item) === -1) {
         if (scope.model.indexOf(event.item) === -1) {
           scope.model.push(event.item);
           scope.model.push(event.item);
           if (scope.onTagsUpdated) {
           if (scope.onTagsUpdated) {
@@ -79,7 +79,7 @@ function bootstrapTagsinput() {
         const tagElement = select
         const tagElement = select
           .next()
           .next()
           .children('span')
           .children('span')
-          .filter(function() {
+          .filter(() => {
             return $(this).text() === event.item;
             return $(this).text() === event.item;
           });
           });
         setColor(event.item, tagElement);
         setColor(event.item, tagElement);

public/app/core/jquery_extended.ts

@@ -9,10 +9,10 @@ $.fn.place_tt = (function() {
     offset: 5,
     offset: 5,
   };
   };
 
 
-  return function(x, y, opts) {
+  return function(this: any, x, y, opts) {
     opts = $.extend(true, {}, defaults, opts);
     opts = $.extend(true, {}, defaults, opts);
 
 
-    return this.each(function() {
+    return this.each(() => {
       const $tooltip = $(this);
       const $tooltip = $(this);
       let width, height;
       let width, height;
 
 

public/app/core/services/ng_react.ts

@@ -204,7 +204,7 @@ const reactComponent = function($injector) {
       attrs.props ? watchProps(attrs.watchDepth, scope, [attrs.props], renderMyComponent) : renderMyComponent();
       attrs.props ? watchProps(attrs.watchDepth, scope, [attrs.props], renderMyComponent) : renderMyComponent();
 
 
       // cleanup when scope is destroyed
       // cleanup when scope is destroyed
-      scope.$on('$destroy', function() {
+      scope.$on('$destroy', () => {
         if (!attrs.onScopeDestroy) {
         if (!attrs.onScopeDestroy) {
           ReactDOM.unmountComponentAtNode(elem[0]);
           ReactDOM.unmountComponentAtNode(elem[0]);
         } else {
         } else {
@@ -280,7 +280,7 @@ const reactDirective = function($injector) {
         props.length ? watchProps(attrs.watchDepth, scope, propExpressions, renderMyComponent) : renderMyComponent();
         props.length ? watchProps(attrs.watchDepth, scope, propExpressions, renderMyComponent) : renderMyComponent();
 
 
         // cleanup when scope is destroyed
         // cleanup when scope is destroyed
-        scope.$on('$destroy', function() {
+        scope.$on('$destroy', () => {
           if (!attrs.onScopeDestroy) {
           if (!attrs.onScopeDestroy) {
             ReactDOM.unmountComponentAtNode(elem[0]);
             ReactDOM.unmountComponentAtNode(elem[0]);
           } else {
           } else {

public/app/core/services/popover_srv.ts

@@ -3,7 +3,7 @@ import coreModule from 'app/core/core_module';
 import Drop from 'tether-drop';
 import Drop from 'tether-drop';
 
 
 /** @ngInject **/
 /** @ngInject **/
-function popoverSrv($compile, $rootScope, $timeout) {
+function popoverSrv(this: any, $compile, $rootScope, $timeout) {
   let openDrop = null;
   let openDrop = null;
 
 
   this.close = function() {
   this.close = function() {

public/app/core/services/segment_srv.ts

@@ -2,10 +2,10 @@ import _ from 'lodash';
 import coreModule from '../core_module';
 import coreModule from '../core_module';
 
 
 /** @ngInject */
 /** @ngInject */
-export function uiSegmentSrv($sce, templateSrv) {
+export function uiSegmentSrv(this: any, $sce, templateSrv) {
   const self = this;
   const self = this;
 
 
-  function MetricSegment(options) {
+  function MetricSegment(this: any, options) {
     if (options === '*' || options.value === '*') {
     if (options === '*' || options.value === '*') {
       this.value = '*';
       this.value = '*';
       this.html = $sce.trustAsHtml('<i class="fa fa-asterisk"><i>');
       this.html = $sce.trustAsHtml('<i class="fa fa-asterisk"><i>');

public/app/features/dashboard/dashboard_migration.ts

@@ -140,15 +140,12 @@ export class DashboardMigrator {
       }
       }
 
 
       // ensure query refIds
       // ensure query refIds
-      panelUpgrades.push(function(panel) {
-        _.each(
-          panel.targets,
-          function(target) {
-            if (!target.refId) {
-              target.refId = this.dashboard.getNextQueryLetter(panel);
-            }
-          }.bind(this)
-        );
+      panelUpgrades.push(panel => {
+        _.each(panel.targets, target => {
+          if (!target.refId) {
+            target.refId = this.dashboard.getNextQueryLetter(panel);
+          }
+        });
       });
       });
     }
     }
 
 

public/app/features/dashboard/unsaved_changes_srv.ts

@@ -2,7 +2,7 @@ import angular from 'angular';
 import { ChangeTracker } from './change_tracker';
 import { ChangeTracker } from './change_tracker';
 
 
 /** @ngInject */
 /** @ngInject */
-export function unsavedChangesSrv($rootScope, $q, $location, $timeout, contextSrv, dashboardSrv, $window) {
+export function unsavedChangesSrv(this: any, $rootScope, $q, $location, $timeout, contextSrv, dashboardSrv, $window) {
   this.init = function(dashboard, scope) {
   this.init = function(dashboard, scope) {
     this.tracker = new ChangeTracker(dashboard, scope, 1000, $location, $window, $timeout, contextSrv, $rootScope);
     this.tracker = new ChangeTracker(dashboard, scope, 1000, $location, $window, $timeout, contextSrv, $rootScope);
     return this.tracker;
     return this.tracker;

public/app/features/templating/specs/variable_srv.test.ts

@@ -3,7 +3,7 @@ import { VariableSrv } from '../variable_srv';
 import moment from 'moment';
 import moment from 'moment';
 import $q from 'q';
 import $q from 'q';
 
 
-describe('VariableSrv', function() {
+describe('VariableSrv', function(this: any) {
   const ctx = <any>{
   const ctx = <any>{
     datasourceSrv: {},
     datasourceSrv: {},
     timeSrv: {
     timeSrv: {

public/app/features/templating/specs/variable_srv_init.test.ts

@@ -4,7 +4,7 @@ import _ from 'lodash';
 import { VariableSrv } from '../variable_srv';
 import { VariableSrv } from '../variable_srv';
 import $q from 'q';
 import $q from 'q';
 
 
-describe('VariableSrv init', function() {
+describe('VariableSrv init', function(this: any) {
   const templateSrv = {
   const templateSrv = {
     init: vars => {
     init: vars => {
       this.variables = vars;
       this.variables = vars;

public/app/plugins/datasource/elasticsearch/datasource.ts

@@ -203,7 +203,7 @@ export class ElasticDatasource {
     this.timeSrv.setTime({ from: 'now-1m', to: 'now' }, true);
     this.timeSrv.setTime({ from: 'now-1m', to: 'now' }, true);
     // validate that the index exist and has date field
     // validate that the index exist and has date field
     return this.getFields({ type: 'date' }).then(
     return this.getFields({ type: 'date' }).then(
-      function(dateFields) {
+      dateFields => {
         const timeField = _.find(dateFields, { text: this.timeField });
         const timeField = _.find(dateFields, { text: this.timeField });
         if (!timeField) {
         if (!timeField) {
           return {
           return {
@@ -212,7 +212,7 @@ export class ElasticDatasource {
           };
           };
         }
         }
         return { status: 'success', message: 'Index OK. Time field name OK.' };
         return { status: 'success', message: 'Index OK. Time field name OK.' };
-      }.bind(this),
+      },
       function(err) {
       function(err) {
         console.log(err);
         console.log(err);
         if (err.data && err.data.error) {
         if (err.data && err.data.error) {

public/app/plugins/datasource/elasticsearch/specs/datasource.test.ts

@@ -5,7 +5,7 @@ import { ElasticDatasource } from '../datasource';
 
 
 import * as dateMath from 'app/core/utils/datemath';
 import * as dateMath from 'app/core/utils/datemath';
 
 
-describe('ElasticDatasource', function() {
+describe('ElasticDatasource', function(this: any) {
   const backendSrv = {
   const backendSrv = {
     datasourceRequest: jest.fn(),
     datasourceRequest: jest.fn(),
   };
   };

public/app/plugins/datasource/graphite/add_graphite_func.ts

@@ -90,7 +90,7 @@ export function graphiteAddFunc($compile) {
       };
       };
 
 
       $(elem)
       $(elem)
-        .on('mouseenter', 'ul.dropdown-menu li', function() {
+        .on('mouseenter', 'ul.dropdown-menu li', () => {
           cleanUpDrop();
           cleanUpDrop();
 
 
           var funcDef;
           var funcDef;

public/app/plugins/datasource/graphite/datasource.ts

@@ -4,7 +4,7 @@ import { isVersionGtOrEq, SemVersion } from 'app/core/utils/version';
 import gfunc from './gfunc';
 import gfunc from './gfunc';
 
 
 /** @ngInject */
 /** @ngInject */
-export function GraphiteDatasource(instanceSettings, $q, backendSrv, templateSrv) {
+export function GraphiteDatasource(this: any, instanceSettings, $q, backendSrv, templateSrv) {
   this.basicAuth = instanceSettings.basicAuth;
   this.basicAuth = instanceSettings.basicAuth;
   this.url = instanceSettings.url;
   this.url = instanceSettings.url;
   this.name = instanceSettings.name;
   this.name = instanceSettings.name;

public/app/plugins/datasource/graphite/func_editor.ts

@@ -28,7 +28,7 @@ export function graphiteFuncEditor($compile, templateSrv, popoverSrv) {
       var paramCountAtLink = 0;
       var paramCountAtLink = 0;
       var cancelBlur = null;
       var cancelBlur = null;
 
 
-      function clickFuncParam(paramIndex) {
+      function clickFuncParam(this: any, paramIndex) {
         /*jshint validthis:true */
         /*jshint validthis:true */
 
 
         const $link = $(this);
         const $link = $(this);
@@ -108,7 +108,7 @@ export function graphiteFuncEditor($compile, templateSrv, popoverSrv) {
       }
       }
 
 
       // this = input element
       // this = input element
-      function inputBlur(paramIndex) {
+      function inputBlur(this: any, paramIndex) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         const inputElem = this;
         const inputElem = this;
         // happens long before the click event on the typeahead options
         // happens long before the click event on the typeahead options
@@ -118,14 +118,14 @@ export function graphiteFuncEditor($compile, templateSrv, popoverSrv) {
         }, 200);
         }, 200);
       }
       }
 
 
-      function inputKeyPress(paramIndex, e) {
+      function inputKeyPress(this: any, paramIndex, e) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         if (e.which === 13) {
         if (e.which === 13) {
           $(this).blur();
           $(this).blur();
         }
         }
       }
       }
 
 
-      function inputKeyDown() {
+      function inputKeyDown(this: any) {
         /*jshint validthis:true */
         /*jshint validthis:true */
         this.style.width = (3 + this.value.length) * 8 + 'px';
         this.style.width = (3 + this.value.length) * 8 + 'px';
       }
       }

public/app/plugins/datasource/graphite/gfunc.ts

@@ -964,26 +964,23 @@ export class FuncInstance {
   render(metricExp) {
   render(metricExp) {
     const str = this.def.name + '(';
     const str = this.def.name + '(';
 
 
-    const parameters = _.map(
-      this.params,
-      function(value, index) {
-        var paramType;
-        if (index < this.def.params.length) {
-          paramType = this.def.params[index].type;
-        } else if (_.get(_.last(this.def.params), 'multiple')) {
-          paramType = _.get(_.last(this.def.params), 'type');
-        }
-        // param types that should never be quoted
-        if (_.includes(['value_or_series', 'boolean', 'int', 'float', 'node'], paramType)) {
-          return value;
-        }
-        // param types that might be quoted
-        if (_.includes(['int_or_interval', 'node_or_tag'], paramType) && _.isFinite(+value)) {
-          return _.toString(+value);
-        }
-        return "'" + value + "'";
-      }.bind(this)
-    );
+    const parameters = _.map(this.params, (value, index) => {
+      var paramType;
+      if (index < this.def.params.length) {
+        paramType = this.def.params[index].type;
+      } else if (_.get(_.last(this.def.params), 'multiple')) {
+        paramType = _.get(_.last(this.def.params), 'type');
+      }
+      // param types that should never be quoted
+      if (_.includes(['value_or_series', 'boolean', 'int', 'float', 'node'], paramType)) {
+        return value;
+      }
+      // param types that might be quoted
+      if (_.includes(['int_or_interval', 'node_or_tag'], paramType) && _.isFinite(+value)) {
+        return _.toString(+value);
+      }
+      return "'" + value + "'";
+    });
 
 
     // don't send any blank parameters to graphite
     // don't send any blank parameters to graphite
     while (parameters[parameters.length - 1] === '') {
     while (parameters[parameters.length - 1] === '') {
@@ -1017,12 +1014,9 @@ export class FuncInstance {
     // handle optional parameters
     // handle optional parameters
     // if string contains ',' and next param is optional, split and update both
     // if string contains ',' and next param is optional, split and update both
     if (this._hasMultipleParamsInString(strValue, index)) {
     if (this._hasMultipleParamsInString(strValue, index)) {
-      _.each(
-        strValue.split(','),
-        function(partVal, idx) {
-          this.updateParam(partVal.trim(), index + idx);
-        }.bind(this)
-      );
+      _.each(strValue.split(','), (partVal, idx) => {
+        this.updateParam(partVal.trim(), index + idx);
+      });
       return;
       return;
     }
     }