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import {Observable} from 'rxjs';
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import {Injectable} from '@angular/core';
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import {CanDeactivate} from '@angular/router';
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export interface IDeactivateComponent {
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canExit: () => Observable<boolean> | Promise<boolean> | boolean;
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}
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@Injectable({
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providedIn: 'root'
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})
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export class CanExitGuard implements CanDeactivate<IDeactivateComponent> {
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constructor() {
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}
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canDeactivate(component: IDeactivateComponent): Observable<boolean> | Promise<boolean> | boolean {
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return component.canExit ? component.canExit() : true;
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}
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}
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