update tslint -> eslint

src/app/modules/shows/new/new.component.html

@@ -1,21 +1,24 @@
 <div>
   <app-card closeLink="/shows" heading="Neue Veranstaltung">
-
     <div [formGroup]="form" class="split">
       <mat-form-field appearance="outline">
         <mat-label>Art der Veranstaltung</mat-label>
         <mat-select formControlName="showType">
           <mat-optgroup label="öffentlich">
-            <mat-option *ngFor="let key of showTypePublic" [value]="key">{{key|showType}}</mat-option>
+            <mat-option *ngFor="let key of showTypePublic" [value]="key">{{
+              key | showType
+              }}</mat-option>
           </mat-optgroup>
           <mat-optgroup label="privat">
-            <mat-option *ngFor="let key of showTypePrivate" [value]="key">{{key|showType}}</mat-option>
+            <mat-option *ngFor="let key of showTypePrivate" [value]="key">{{
+              key | showType
+              }}</mat-option>
           </mat-optgroup>
         </mat-select>
       </mat-form-field>
       <mat-form-field appearance="outline">
         <mat-label>Datum</mat-label>
-        <input [matDatepicker]="picker" formControlName="date" matInput>
+        <input [matDatepicker]="picker" formControlName="date" matInput/>
         <mat-datepicker-toggle [for]="picker" matSuffix></mat-datepicker-toggle>
         <mat-datepicker #picker touchUi></mat-datepicker>
       </mat-form-field>

src/app/modules/shows/new/new.component.spec.ts

@@ -6,12 +6,13 @@ describe('NewComponent', () => {
   let component: NewComponent;
   let fixture: ComponentFixture<NewComponent>;
 
-  beforeEach(waitForAsync(() => {
-    TestBed.configureTestingModule({
-      declarations: [NewComponent]
+  beforeEach(
+    waitForAsync(() => {
+      void TestBed.configureTestingModule({
+        declarations: [NewComponent],
+      }).compileComponents();
     })
-      .compileComponents();
-  }));
+  );
 
   beforeEach(() => {
     fixture = TestBed.createComponent(NewComponent);
@@ -20,6 +21,6 @@ describe('NewComponent', () => {
   });
 
   it('should create', () => {
-    expect(component).toBeTruthy();
+    void expect(component).toBeTruthy();
   });
 });

src/app/modules/shows/new/new.component.ts

@@ -10,7 +10,7 @@ import {faSave} from '@fortawesome/free-solid-svg-icons/faSave';
 @Component({
   selector: 'app-new',
   templateUrl: './new.component.html',
-  styleUrls: ['./new.component.less']
+  styleUrls: ['./new.component.less'],
 })
 export class NewComponent implements OnInit {
   public shows$: Observable<Show[]>;
@@ -19,7 +19,7 @@ export class NewComponent implements OnInit {
   public form: FormGroup;
   public faSave = faSave;
 
-  constructor(private showService: ShowService, showDataService: ShowDataService, private router: Router) {
+  public constructor(private showService: ShowService, showDataService: ShowDataService, private router: Router) {
     this.shows$ = showDataService.list$();
   }
 
@@ -30,7 +30,7 @@ export class NewComponent implements OnInit {
     });
   }
 
-  public async onSave() {
+  public async onSave(): Promise<void> {
     this.form.markAllAsTouched();
     if (!this.form.valid) {
       return;