diff --git a/public/app/core/components/code_editor/code_editor.ts b/public/app/core/components/code_editor/code_editor.ts
index 6ae1a99f245..753f7a5a330 100644
--- a/public/app/core/components/code_editor/code_editor.ts
+++ b/public/app/core/components/code_editor/code_editor.ts
@@ -84,7 +84,7 @@ function link(scope, elem, attrs) {
   // disable depreacation warning
   codeEditor.$blockScrolling = Infinity;
   // Padding hacks
-  (<any>codeEditor.renderer).setScrollMargin(15, 15);
+  (codeEditor.renderer as any).setScrollMargin(15, 15);
   codeEditor.renderer.setPadding(10);
 
   setThemeMode();
@@ -152,7 +152,7 @@ function link(scope, elem, attrs) {
 
     if (scope.getCompleter()) {
       // make copy of array as ace seems to share completers array between instances
-      const anyEditor = <any>codeEditor;
+      const anyEditor = codeEditor as any;
       anyEditor.completers = anyEditor.completers.slice();
       anyEditor.completers.push(scope.getCompleter());
     }
diff --git a/public/app/core/config.ts b/public/app/core/config.ts
index 86720ed5dcc..1428dbec74c 100644
--- a/public/app/core/config.ts
+++ b/public/app/core/config.ts
@@ -51,7 +51,7 @@ export class Settings {
   }
 }
 
-const bootData = (<any>window).grafanaBootData || { settings: {} };
+const bootData = (window as any).grafanaBootData || { settings: {} };
 const options = bootData.settings;
 options.bootData = bootData;
 
diff --git a/public/app/core/controllers/inspect_ctrl.ts b/public/app/core/controllers/inspect_ctrl.ts
index 612b9cac42e..c55a0d50902 100644
--- a/public/app/core/controllers/inspect_ctrl.ts
+++ b/public/app/core/controllers/inspect_ctrl.ts
@@ -60,7 +60,7 @@ export class InspectCtrl {
       if (keyValue[1].length > 0) {
         result.push({
           key: keyValue[0],
-          value: (<any>window).unescape(keyValue[1]),
+          value: (window as any).unescape(keyValue[1]),
         });
       }
     }
diff --git a/public/app/core/partials.ts b/public/app/core/partials.ts
index 8f8fd040b9f..64b0b11b8ca 100644
--- a/public/app/core/partials.ts
+++ b/public/app/core/partials.ts
@@ -1,4 +1,4 @@
-let templates = (<any>require).context('../', true, /\.html$/);
+let templates = (require as any).context('../', true, /\.html$/);
 templates.keys().forEach(function(key) {
   templates(key);
 });
diff --git a/public/app/core/services/analytics.ts b/public/app/core/services/analytics.ts
index c3936f45451..a0faf4016fd 100644
--- a/public/app/core/services/analytics.ts
+++ b/public/app/core/services/analytics.ts
@@ -12,13 +12,13 @@ export class Analytics {
       dataType: 'script',
       cache: true,
     });
-    const ga = ((<any>window).ga =
-      (<any>window).ga ||
+    const ga = ((window as any).ga =
+      (window as any).ga ||
       function() {
         (ga.q = ga.q || []).push(arguments);
       });
     ga.l = +new Date();
-    ga('create', (<any>config).googleAnalyticsId, 'auto');
+    ga('create', (config as any).googleAnalyticsId, 'auto');
     ga('set', 'anonymizeIp', true);
     return ga;
   }
@@ -26,7 +26,7 @@ export class Analytics {
   init() {
     this.$rootScope.$on('$viewContentLoaded', () => {
       const track = { page: this.$location.url() };
-      const ga = (<any>window).ga || this.gaInit();
+      const ga = (window as any).ga || this.gaInit();
       ga('set', track);
       ga('send', 'pageview');
     });
@@ -35,7 +35,7 @@ export class Analytics {
 
 /** @ngInject */
 function startAnalytics(googleAnalyticsSrv) {
-  if ((<any>config).googleAnalyticsId) {
+  if ((config as any).googleAnalyticsId) {
     googleAnalyticsSrv.init();
   }
 }
diff --git a/public/app/core/specs/manage_dashboards.test.ts b/public/app/core/specs/manage_dashboards.test.ts
index 4b51e6848d0..5af0ebade02 100644
--- a/public/app/core/specs/manage_dashboards.test.ts
+++ b/public/app/core/specs/manage_dashboards.test.ts
@@ -562,5 +562,5 @@ function createCtrlWithStubs(searchResponse: any, tags?: any) {
     },
   };
 
-  return new ManageDashboardsCtrl({}, { getNav: () => {} }, <SearchSrv>searchSrvStub, { isEditor: true });
+  return new ManageDashboardsCtrl({}, { getNav: () => {} }, searchSrvStub as SearchSrv, { isEditor: true });
 }
diff --git a/public/app/core/specs/search.test.ts b/public/app/core/specs/search.test.ts
index 3cc789b3cc5..fa60d373e2f 100644
--- a/public/app/core/specs/search.test.ts
+++ b/public/app/core/specs/search.test.ts
@@ -12,7 +12,7 @@ describe('SearchCtrl', () => {
     search: (options: any) => {},
     getDashboardTags: () => {},
   };
-  const ctrl = new SearchCtrl({ $on: () => {} }, {}, {}, <SearchSrv>searchSrvStub);
+  const ctrl = new SearchCtrl({ $on: () => {} }, {}, {}, searchSrvStub as SearchSrv);
 
   describe('Given an empty result', () => {
     beforeEach(() => {
diff --git a/public/app/features/dashboard/shareModalCtrl.ts b/public/app/features/dashboard/shareModalCtrl.ts
index f569f2454dc..27f0e0073a9 100644
--- a/public/app/features/dashboard/shareModalCtrl.ts
+++ b/public/app/features/dashboard/shareModalCtrl.ts
@@ -94,11 +94,11 @@ export function ShareModalCtrl($scope, $rootScope, $location, $timeout, timeSrv,
     const utcOffset = '&tz=UTC' + encodeURIComponent(moment().format('Z'));
 
     // Older browser does not the internationalization API
-    if (!(<any>window).Intl) {
+    if (!(window as any).Intl) {
       return utcOffset;
     }
 
-    const dateFormat = (<any>window).Intl.DateTimeFormat();
+    const dateFormat = (window as any).Intl.DateTimeFormat();
     if (!dateFormat.resolvedOptions) {
       return utcOffset;
     }
diff --git a/public/app/features/dashboard/specs/share_modal_ctrl.test.ts b/public/app/features/dashboard/specs/share_modal_ctrl.test.ts
index 796baf7f522..6effc504861 100644
--- a/public/app/features/dashboard/specs/share_modal_ctrl.test.ts
+++ b/public/app/features/dashboard/specs/share_modal_ctrl.test.ts
@@ -4,7 +4,7 @@ import config from 'app/core/config';
 import { LinkSrv } from 'app/features/panellinks/link_srv';
 
 describe('ShareModalCtrl', () => {
-  const ctx = <any>{
+  const ctx = {
     timeSrv: {
       timeRange: () => {
         return { from: new Date(1000), to: new Date(2000) };
@@ -26,9 +26,9 @@ describe('ShareModalCtrl', () => {
     templateSrv: {
       fillVariableValuesForUrl: () => {},
     },
-  };
+  } as any;
 
-  (<any>window).Intl.DateTimeFormat = () => {
+  (window as any).Intl.DateTimeFormat = () => {
     return {
       resolvedOptions: () => {
         return { timeZone: 'UTC' };
diff --git a/public/app/features/templating/specs/variable_srv.test.ts b/public/app/features/templating/specs/variable_srv.test.ts
index 96b3e5b81b6..06317ee1b3a 100644
--- a/public/app/features/templating/specs/variable_srv.test.ts
+++ b/public/app/features/templating/specs/variable_srv.test.ts
@@ -4,7 +4,7 @@ import moment from 'moment';
 import $q from 'q';
 
 describe('VariableSrv', function(this: any) {
-  const ctx = <any>{
+  const ctx = {
     datasourceSrv: {},
     timeSrv: {
       timeRange: () => {},
@@ -29,7 +29,7 @@ describe('VariableSrv', function(this: any) {
     $location: {
       search: () => {},
     },
-  };
+  } as any;
 
   function describeUpdateVariable(desc, fn) {
     describe(desc, () => {
diff --git a/public/app/features/templating/specs/variable_srv_init.test.ts b/public/app/features/templating/specs/variable_srv_init.test.ts
index 978ad824d69..b5d00a5289e 100644
--- a/public/app/features/templating/specs/variable_srv_init.test.ts
+++ b/public/app/features/templating/specs/variable_srv_init.test.ts
@@ -17,12 +17,12 @@ describe('VariableSrv init', function(this: any) {
       }),
   };
 
-  const $injector = <any>{};
+  const $injector = {} as any;
   const $rootscope = {
     $on: () => {},
   };
 
-  let ctx = <any>{};
+  let ctx = {} as any;
 
   function describeInitScenario(desc, fn) {
     describe(desc, () => {
diff --git a/public/app/plugins/datasource/cloudwatch/specs/datasource.test.ts b/public/app/plugins/datasource/cloudwatch/specs/datasource.test.ts
index 08329ba4e73..db08c1d6f81 100644
--- a/public/app/plugins/datasource/cloudwatch/specs/datasource.test.ts
+++ b/public/app/plugins/datasource/cloudwatch/specs/datasource.test.ts
@@ -25,10 +25,10 @@ describe('CloudWatchDatasource', function() {
     },
   };
   const backendSrv = {};
-  const ctx = <any>{
+  const ctx = {
     backendSrv,
     templateSrv,
-  };
+  } as any;
 
   beforeEach(() => {
     ctx.ds = new CloudWatchDatasource(instanceSettings, {}, backendSrv, templateSrv, timeSrv);
diff --git a/public/app/plugins/datasource/elasticsearch/specs/datasource.test.ts b/public/app/plugins/datasource/elasticsearch/specs/datasource.test.ts
index a54a3f50f86..980fbe14593 100644
--- a/public/app/plugins/datasource/elasticsearch/specs/datasource.test.ts
+++ b/public/app/plugins/datasource/elasticsearch/specs/datasource.test.ts
@@ -33,10 +33,10 @@ describe('ElasticDatasource', function(this: any) {
     }),
   };
 
-  const ctx = <any>{
+  const ctx = {
     $rootScope,
     backendSrv,
-  };
+  } as any;
 
   function createDatasource(instanceSettings) {
     instanceSettings.jsonData = instanceSettings.jsonData || {};
diff --git a/public/app/plugins/datasource/graphite/specs/query_ctrl.test.ts b/public/app/plugins/datasource/graphite/specs/query_ctrl.test.ts
index 7826a458968..6a07e44252d 100644
--- a/public/app/plugins/datasource/graphite/specs/query_ctrl.test.ts
+++ b/public/app/plugins/datasource/graphite/specs/query_ctrl.test.ts
@@ -3,7 +3,7 @@ import gfunc from '../gfunc';
 import { GraphiteQueryCtrl } from '../query_ctrl';
 
 describe('GraphiteQueryCtrl', () => {
-  const ctx = <any>{
+  const ctx = {
     datasource: {
       metricFindQuery: jest.fn(() => Promise.resolve([])),
       getFuncDefs: jest.fn(() => Promise.resolve(gfunc.getFuncDefs('1.0'))),
@@ -15,7 +15,7 @@ describe('GraphiteQueryCtrl', () => {
     panelCtrl: {
       refresh: jest.fn(),
     },
-  };
+  } as any;
 
   ctx.panelCtrl.panel = {
     targets: [ctx.target],
diff --git a/public/app/plugins/datasource/influxdb/specs/query_ctrl.test.ts b/public/app/plugins/datasource/influxdb/specs/query_ctrl.test.ts
index 88d4fb143cd..b50c7d8cde6 100644
--- a/public/app/plugins/datasource/influxdb/specs/query_ctrl.test.ts
+++ b/public/app/plugins/datasource/influxdb/specs/query_ctrl.test.ts
@@ -3,7 +3,7 @@ import { uiSegmentSrv } from 'app/core/services/segment_srv';
 import { InfluxQueryCtrl } from '../query_ctrl';
 
 describe('InfluxDBQueryCtrl', () => {
-  const ctx = <any>{};
+  const ctx = {} as any;
 
   beforeEach(() => {
     InfluxQueryCtrl.prototype.datasource = {
diff --git a/public/app/plugins/datasource/mysql/specs/datasource.test.ts b/public/app/plugins/datasource/mysql/specs/datasource.test.ts
index e75ba5e32ee..0990be6f21c 100644
--- a/public/app/plugins/datasource/mysql/specs/datasource.test.ts
+++ b/public/app/plugins/datasource/mysql/specs/datasource.test.ts
@@ -9,9 +9,9 @@ describe('MySQLDatasource', function() {
     replace: jest.fn(text => text),
   };
 
-  const ctx = <any>{
+  const ctx = {
     backendSrv,
-  };
+  } as any;
 
   beforeEach(() => {
     ctx.ds = new MysqlDatasource(instanceSettings, backendSrv, {}, templateSrv);
diff --git a/public/app/plugins/datasource/opentsdb/specs/datasource.test.ts b/public/app/plugins/datasource/opentsdb/specs/datasource.test.ts
index e7e53c0dd5b..64534defc75 100644
--- a/public/app/plugins/datasource/opentsdb/specs/datasource.test.ts
+++ b/public/app/plugins/datasource/opentsdb/specs/datasource.test.ts
@@ -2,13 +2,13 @@ import OpenTsDatasource from '../datasource';
 import $q from 'q';
 
 describe('opentsdb', () => {
-  const ctx = <any>{
+  const ctx = {
     backendSrv: {},
     ds: {},
     templateSrv: {
       replace: str => str,
     },
-  };
+  } as any;
   const instanceSettings = { url: '', jsonData: { tsdbVersion: 1 } };
 
   beforeEach(() => {
diff --git a/public/app/plugins/datasource/opentsdb/specs/query_ctrl.test.ts b/public/app/plugins/datasource/opentsdb/specs/query_ctrl.test.ts
index 6fdcd29aecd..eaf20059900 100644
--- a/public/app/plugins/datasource/opentsdb/specs/query_ctrl.test.ts
+++ b/public/app/plugins/datasource/opentsdb/specs/query_ctrl.test.ts
@@ -1,14 +1,14 @@
 import { OpenTsQueryCtrl } from '../query_ctrl';
 
 describe('OpenTsQueryCtrl', () => {
-  const ctx = <any>{
+  const ctx = {
     target: { target: '' },
     datasource: {
       tsdbVersion: '',
       getAggregators: () => Promise.resolve([]),
       getFilterTypes: () => Promise.resolve([]),
     },
-  };
+  } as any;
 
   ctx.panelCtrl = {
     panel: {
diff --git a/public/app/plugins/datasource/postgres/specs/datasource.test.ts b/public/app/plugins/datasource/postgres/specs/datasource.test.ts
index ea150750687..2c0c0554250 100644
--- a/public/app/plugins/datasource/postgres/specs/datasource.test.ts
+++ b/public/app/plugins/datasource/postgres/specs/datasource.test.ts
@@ -9,9 +9,9 @@ describe('PostgreSQLDatasource', function() {
   const templateSrv = {
     replace: jest.fn(text => text),
   };
-  const ctx = <any>{
+  const ctx = {
     backendSrv,
-  };
+  } as any;
 
   beforeEach(() => {
     ctx.ds = new PostgresDatasource(instanceSettings, backendSrv, {}, templateSrv);
diff --git a/public/app/plugins/datasource/prometheus/specs/completer.test.ts b/public/app/plugins/datasource/prometheus/specs/completer.test.ts
index 59fcc6592fb..05952e1dc4a 100644
--- a/public/app/plugins/datasource/prometheus/specs/completer.test.ts
+++ b/public/app/plugins/datasource/prometheus/specs/completer.test.ts
@@ -15,7 +15,7 @@ describe('Prometheus editor completer', function() {
 
   const editor = {};
 
-  const backendSrv = <BackendSrv>{};
+  const backendSrv = {} as BackendSrv;
   const datasourceStub = new PrometheusDatasource({}, {}, backendSrv, {}, {});
 
   datasourceStub.performInstantQuery = jest.fn(() =>
diff --git a/public/app/plugins/datasource/prometheus/specs/datasource.test.ts b/public/app/plugins/datasource/prometheus/specs/datasource.test.ts
index 846a00212d0..35d13684240 100644
--- a/public/app/plugins/datasource/prometheus/specs/datasource.test.ts
+++ b/public/app/plugins/datasource/prometheus/specs/datasource.test.ts
@@ -385,7 +385,7 @@ const HOUR = 60 * MINUTE;
 
 const time = ({ hours = 0, seconds = 0, minutes = 0 }) => moment(hours * HOUR + minutes * MINUTE + seconds * SECOND);
 
-const ctx = <any>{};
+const ctx = {} as any;
 const instanceSettings = {
   url: 'proxied',
   directUrl: 'direct',
@@ -393,9 +393,9 @@ const instanceSettings = {
   password: 'mupp',
   jsonData: { httpMethod: 'GET' },
 };
-const backendSrv = <any>{
+const backendSrv = {
   datasourceRequest: jest.fn(),
-};
+} as any;
 
 const templateSrv = {
   replace: jest.fn(str => str),
@@ -435,7 +435,7 @@ describe('PrometheusDatasource', () => {
         },
       };
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
 
       await ctx.ds.query(query).then(function(data) {
         results = data;
@@ -485,7 +485,7 @@ describe('PrometheusDatasource', () => {
       };
 
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
 
       await ctx.ds.query(query).then(function(data) {
         results = data;
@@ -546,7 +546,7 @@ describe('PrometheusDatasource', () => {
       };
 
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
 
       await ctx.ds.query(query).then(function(data) {
         results = data;
@@ -601,7 +601,7 @@ describe('PrometheusDatasource', () => {
       };
 
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
 
       await ctx.ds.annotationQuery(options).then(function(data) {
         results = data;
@@ -641,7 +641,7 @@ describe('PrometheusDatasource', () => {
       };
 
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query).then(function(data) {
         results = data;
       });
@@ -678,7 +678,7 @@ describe('PrometheusDatasource', () => {
       const urlExpected = 'proxied/api/v1/query_range?query=test&start=60&end=420&step=10';
 
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -694,7 +694,7 @@ describe('PrometheusDatasource', () => {
       };
       const urlExpected = 'proxied/api/v1/query_range?query=test&start=60&end=420&step=1';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -715,7 +715,7 @@ describe('PrometheusDatasource', () => {
       };
       const urlExpected = 'proxied/api/v1/query_range?query=test&start=60&end=420&step=10';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -732,7 +732,7 @@ describe('PrometheusDatasource', () => {
       const start = 60 * 60;
       const urlExpected = 'proxied/api/v1/query_range?query=test&start=' + start + '&end=' + end + '&step=2';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -754,7 +754,7 @@ describe('PrometheusDatasource', () => {
       // times get rounded up to interval
       const urlExpected = 'proxied/api/v1/query_range?query=test&start=50&end=450&step=50';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -775,7 +775,7 @@ describe('PrometheusDatasource', () => {
       };
       const urlExpected = 'proxied/api/v1/query_range?query=test' + '&start=60&end=420&step=15';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -797,7 +797,7 @@ describe('PrometheusDatasource', () => {
       // times get aligned to interval
       const urlExpected = 'proxied/api/v1/query_range?query=test' + '&start=0&end=500&step=100';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -819,7 +819,7 @@ describe('PrometheusDatasource', () => {
       const start = 0;
       const urlExpected = 'proxied/api/v1/query_range?query=test' + '&start=' + start + '&end=' + end + '&step=100';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -841,7 +841,7 @@ describe('PrometheusDatasource', () => {
       const start = 0;
       const urlExpected = 'proxied/api/v1/query_range?query=test' + '&start=' + start + '&end=' + end + '&step=60';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -884,7 +884,7 @@ describe('PrometheusDatasource', () => {
 
       templateSrv.replace = jest.fn(str => str);
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -923,7 +923,7 @@ describe('PrometheusDatasource', () => {
         '&start=60&end=420&step=10';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
       templateSrv.replace = jest.fn(str => str);
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -963,7 +963,7 @@ describe('PrometheusDatasource', () => {
         '&start=0&end=500&step=100';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
       templateSrv.replace = jest.fn(str => str);
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -1009,7 +1009,7 @@ describe('PrometheusDatasource', () => {
 
       templateSrv.replace = jest.fn(str => str);
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -1049,7 +1049,7 @@ describe('PrometheusDatasource', () => {
         '&start=60&end=420&step=15';
 
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -1094,7 +1094,7 @@ describe('PrometheusDatasource', () => {
         '&step=60';
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
       templateSrv.replace = jest.fn(str => str);
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query);
       const res = backendSrv.datasourceRequest.mock.calls[0][0];
       expect(res.method).toBe('GET');
@@ -1155,7 +1155,7 @@ describe('PrometheusDatasource for POST', () => {
         },
       };
       backendSrv.datasourceRequest = jest.fn(() => Promise.resolve(response));
-      ctx.ds = new PrometheusDatasource(instanceSettings, q, <any>backendSrv, templateSrv, timeSrv);
+      ctx.ds = new PrometheusDatasource(instanceSettings, q, backendSrv as any, templateSrv, timeSrv);
       await ctx.ds.query(query).then(function(data) {
         results = data;
       });
diff --git a/public/app/plugins/panel/graph/specs/graph.test.ts b/public/app/plugins/panel/graph/specs/graph.test.ts
index 64dd1de01ed..037a02a5bf0 100644
--- a/public/app/plugins/panel/graph/specs/graph.test.ts
+++ b/public/app/plugins/panel/graph/specs/graph.test.ts
@@ -28,7 +28,7 @@ import moment from 'moment';
 import $ from 'jquery';
 import { graphDirective } from '../graph';
 
-const ctx = <any>{};
+const ctx = {} as any;
 let ctrl;
 const scope = {
   ctrl: {},
@@ -47,7 +47,7 @@ describe('grafanaGraph', function() {
         lightTheme: false,
       },
     };
-    GraphCtrl.prototype = <any>{
+    GraphCtrl.prototype = {
       ...MetricsPanelCtrl.prototype,
       ...PanelCtrl.prototype,
       ...GraphCtrl.prototype,
@@ -88,7 +88,7 @@ describe('grafanaGraph', function() {
         from: moment([2015, 1, 1, 10]),
         to: moment([2015, 1, 1, 22]),
       },
-    };
+    } as any;
 
     ctx.data = [];
     ctx.data.push(
diff --git a/public/app/plugins/panel/graph/specs/graph_ctrl.test.ts b/public/app/plugins/panel/graph/specs/graph_ctrl.test.ts
index 2feb94a5626..826b71f429e 100644
--- a/public/app/plugins/panel/graph/specs/graph_ctrl.test.ts
+++ b/public/app/plugins/panel/graph/specs/graph_ctrl.test.ts
@@ -30,7 +30,7 @@ describe('GraphCtrl', () => {
     },
   };
 
-  const ctx = <any>{};
+  const ctx = {} as any;
 
   beforeEach(() => {
     ctx.ctrl = new GraphCtrl(scope, injector, {});
diff --git a/public/app/plugins/panel/heatmap/specs/heatmap_ctrl.test.ts b/public/app/plugins/panel/heatmap/specs/heatmap_ctrl.test.ts
index 8e1623c7d6f..740d4045013 100644
--- a/public/app/plugins/panel/heatmap/specs/heatmap_ctrl.test.ts
+++ b/public/app/plugins/panel/heatmap/specs/heatmap_ctrl.test.ts
@@ -2,7 +2,7 @@ import moment from 'moment';
 import { HeatmapCtrl } from '../heatmap_ctrl';
 
 describe('HeatmapCtrl', function() {
-  const ctx = <any>{};
+  const ctx = {} as any;
 
   const $injector = {
     get: () => {},
diff --git a/public/app/plugins/panel/singlestat/specs/singlestat.test.ts b/public/app/plugins/panel/singlestat/specs/singlestat.test.ts
index 9d204f19f5b..bacc972c058 100644
--- a/public/app/plugins/panel/singlestat/specs/singlestat.test.ts
+++ b/public/app/plugins/panel/singlestat/specs/singlestat.test.ts
@@ -2,7 +2,7 @@ import { SingleStatCtrl } from '../module';
 import moment from 'moment';
 
 describe('SingleStatCtrl', function() {
-  const ctx = <any>{};
+  const ctx = {} as any;
   const epoch = 1505826363746;
   Date.now = () => epoch;
 
diff --git a/public/test/index.ts b/public/test/index.ts
index 05a47686775..798d8b57de7 100644
--- a/public/test/index.ts
+++ b/public/test/index.ts
@@ -21,7 +21,7 @@ angular.module('grafana.directives', []);
 angular.module('grafana.filters', []);
 angular.module('grafana.routes', ['ngRoute']);
 
-const context = (<any>require).context('../', true, /specs\.(tsx?|js)/);
+const context = (require as any).context('../', true, /specs\.(tsx?|js)/);
 for (const key of context.keys()) {
   context(key);
 }
diff --git a/public/test/jest-setup.ts b/public/test/jest-setup.ts
index fed65097ac7..47cbbcb44f6 100644
--- a/public/test/jest-setup.ts
+++ b/public/test/jest-setup.ts
@@ -18,5 +18,5 @@ jest.mock('app/features/plugins/plugin_loader', () => ({}));
 
 configure({ adapter: new Adapter() });
 
-const global = <any>window;
+const global = window as any;
 global.$ = global.jQuery = $;
diff --git a/public/test/jest-shim.ts b/public/test/jest-shim.ts
index dbf9ac4be50..98c12642a40 100644
--- a/public/test/jest-shim.ts
+++ b/public/test/jest-shim.ts
@@ -1,10 +1,10 @@
 declare var global: NodeJS.Global;
 
-(<any>global).requestAnimationFrame = callback => {
+(global as any).requestAnimationFrame = callback => {
   setTimeout(callback, 0);
 };
 
-(<any>Promise.prototype).finally = function(onFinally) {
+(Promise.prototype as any).finally = function(onFinally) {
   return this.then(
     /* onFulfilled */
     res => Promise.resolve(onFinally()).then(() => res),
diff --git a/public/test/lib/common.ts b/public/test/lib/common.ts
index ac05f83391c..44463dbeeef 100644
--- a/public/test/lib/common.ts
+++ b/public/test/lib/common.ts
@@ -1,4 +1,4 @@
-const _global = <any>window;
+const _global = window as any;
 const beforeEach = _global.beforeEach;
 const afterEach = _global.afterEach;
 const before = _global.before;
diff --git a/tslint.json b/tslint.json
index e212d5d5cfa..f143435de3f 100644
--- a/tslint.json
+++ b/tslint.json
@@ -29,6 +29,7 @@
     "label-position": true,
     "max-line-length": [true, 150],
     "member-access": [true, "no-public"],
+    "no-angle-bracket-type-assertion": true,
     "no-arg": true,
     "no-bitwise": false,
     "no-console": [true, "debug", "info", "time", "timeEnd", "trace"],