improvements - marbles.spec-util - TS lint fixes
MODIFY
src/util/marbles.spec-util.ts
src/util/marbles.spec-util.ts
import { Observable, OperatorFunction, from } from 'rxjs';
import { TestScheduler } from 'rxjs/testing';
-import { Effect, EffectResponse } from '../effects/effects.interface';
+import { Effect } from '../effects/effects.interface';
import { HttpRequest, HttpResponse } from '../http.interface';
-type _ = EffectResponse;
type MarbleFlow = [string, object];
type MarbleDependencies = { response: HttpResponse, error?: Error };

improvements - marbles.spec-util - TS lint fixes