diff --git a/karma.conf.js b/karma.conf.js
index 385817b60e64a916a8049880108999ecc7175182..e8c79e4a0aeb8e1d6748647aeba1537301fb3264 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -3,30 +3,30 @@
 
 module.exports = function(config) {
   config.set({
-    basePath: "",
-    frameworks: ["jasmine", "@angular-devkit/build-angular"],
+    basePath: '',
+    frameworks: ['jasmine', '@angular-devkit/build-angular'],
     plugins: [
-      require("karma-jasmine"),
-      require("karma-firefox-launcher"),
-      require("karma-jasmine-html-reporter"),
-      require("karma-coverage-istanbul-reporter"),
-      require("@angular-devkit/build-angular/plugins/karma")
+      require('karma-jasmine'),
+      require('karma-firefox-launcher'),
+      require('karma-jasmine-html-reporter'),
+      require('karma-coverage-istanbul-reporter'),
+      require('@angular-devkit/build-angular/plugins/karma'),
     ],
     client: {
-      clearContext: false // leave Jasmine Spec Runner output visible in browser
+      clearContext: false, // leave Jasmine Spec Runner output visible in browser
     },
     coverageIstanbulReporter: {
-      dir: __dirname + "/coverage/ngx-rxtools",
-      reports: ["html", "lcovonly", "text-summary"],
-      fixWebpackSourcePaths: true
+      dir: __dirname + '/coverage/ngx-rxtools',
+      reports: ['html', 'lcovonly', 'text-summary'],
+      fixWebpackSourcePaths: true,
     },
-    reporters: ["progress", "kjhtml"],
+    reporters: ['progress', 'kjhtml'],
     port: 9876,
     colors: true,
     logLevel: config.LOG_INFO,
     autoWatch: true,
-    browsers: ["Firefox"],
+    browsers: ['Firefox'],
     singleRun: false,
-    restartOnFileChange: true
+    restartOnFileChange: true,
   });
 };
diff --git a/src/decorators/route-param.decorator.spec.ts b/src/decorators/route-param.decorator.spec.ts
index 9b3f0e3b630459571b90557309e50c9023eb119c..524c6bd7e6a3dda274638f232cff639ad65163b2 100644
--- a/src/decorators/route-param.decorator.spec.ts
+++ b/src/decorators/route-param.decorator.spec.ts
@@ -18,8 +18,7 @@ function testOne(decorator: any, mapProperty: string) {
   }
 
   class FakeComponent implements OnInit, OnDestroy {
-    @decorator()
-    private readonly param$ = new ReplaySubject<string>(1);
+    @decorator() private readonly param$ = new ReplaySubject<string>(1);
 
     // tslint:disable-next-line:no-unused-variable
     public constructor(private readonly route: ActivatedRoute) {}
diff --git a/src/decorators/subscribe-on-init.decorator.spec.ts b/src/decorators/subscribe-on-init.decorator.spec.ts
index dd0b3e780edabeac8b4755fce5305918588201ab..53d23944f732d4044811da0d1ab0b18dd939d74e 100644
--- a/src/decorators/subscribe-on-init.decorator.spec.ts
+++ b/src/decorators/subscribe-on-init.decorator.spec.ts
@@ -7,8 +7,7 @@ import { SubscribeOnInit } from './subscribe-on-init.decorator';
 describe('@SubscribeOnInit', () => {
   class PropertyTestClass<T extends Observable<any>>
     implements OnInit, OnDestroy {
-    @SubscribeOnInit()
-    public readonly obs$: T;
+    @SubscribeOnInit() public readonly obs$: T;
 
     public constructor(
       obs$: T,
@@ -87,11 +86,9 @@ describe('@SubscribeOnInit', () => {
     'can be used on more than one property',
     marbles(m => {
       class TwoPropertyTestClass implements OnInit, OnDestroy {
-        @SubscribeOnInit()
-        public readonly obs1$ = m.cold('a');
+        @SubscribeOnInit() public readonly obs1$ = m.cold('a');
 
-        @SubscribeOnInit()
-        public readonly obs2$ = m.cold('b');
+        @SubscribeOnInit() public readonly obs2$ = m.cold('b');
 
         public ngOnDestroy(): void {}
 
@@ -112,8 +109,7 @@ describe('@SubscribeOnInit', () => {
     'should be inherited',
     marbles(m => {
       class ParentClass implements OnInit, OnDestroy {
-        @SubscribeOnInit()
-        public readonly obs1$ = m.cold('a');
+        @SubscribeOnInit() public readonly obs1$ = m.cold('a');
 
         public ngOnDestroy(): void {}
 
@@ -121,8 +117,7 @@ describe('@SubscribeOnInit', () => {
       }
 
       class ChildrenClass extends ParentClass {
-        @SubscribeOnInit()
-        public readonly obs2$ = m.cold('a');
+        @SubscribeOnInit() public readonly obs2$ = m.cold('a');
       }
 
       const obj = new ChildrenClass();
diff --git a/src/rxjs/index.ts b/src/rxjs/index.ts
index 3026bbd2400c1038980e780f13158f97df969f42..881006d56b9a1dc594f2d5578b45b470ab7250f2 100644
--- a/src/rxjs/index.ts
+++ b/src/rxjs/index.ts
@@ -3,5 +3,3 @@ export { safeCombineLatest } from './safe-combine-latest.observable';
 export { safeForkJoin } from './safe-fork-join.observable';
 export { select } from './select.operator';
 export { untilDestroyed } from './until-destroyed.operator';
-
-