Method minus

test/specs/effect.spec.ts:62–72

(count$: Observable<number>, state$: Observable<CountState>)

  @Effect()
  minus(count$: Observable<number>, state$: Observable<CountState>): Observable<EffectAction> {
    return count$.pipe(
      withLatestFrom(state$),
      mergeMap(([subCount, state]) =>
        of(
          this.getActions().setCount(state.count - subCount),
          this.tips.getActions().showTipsWithEffectAction(`minus ${subCount}`),
        ),
      ),
    )
  }

  @Effect()
  error(payload$: Observable<void>) {