Method add

test/specs/effect.spec.ts:49–59

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

  @Effect()
  add(count$: Observable<number>, state$: Observable<CountState>): Observable<EffectAction> {
    return count$.pipe(
      withLatestFrom(state$),
      mergeMap(([addCount, state]) =>
        of(
          this.getActions().setCount(state.count + addCount),
          this.tips.getActions().showTipsWithReducer(`add ${addCount}`),
        ),
      ),
    )
  }

  @Effect()
  minus(count$: Observable<number>, state$: Observable<CountState>): Observable<EffectAction> {