Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. I am trying to figure out how @ngrx/effects works, but I am having some problems in this easy example below my error and my stackbliz code, https://stackblitz.com/edit/redux-in-actions?file=src%2Fapp%2Fstore%2Feffects%2Ftask.effects.ts, Type 'Observable' is not assignable to type I got the error on this.Actions$.pipe, of course, and focused on the success part, and I didn't realize it was loginError being void. 465), Design patterns for asynchronous API communication. I have received an error for days in a CreateEffect, and I wasn't able to understand what the error is. to your account. So, you need to pass the action here: Trending is based off of the highest score sort and falls back to it if no posts are trending.

when adding an effect, New version of @ngrx effect is not assignable to type 'Observable, Angular 10 Type 'Observable' is not assignable to type 'Observable>'. Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

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I suppose these are the quirks of functional programming. Find centralized, trusted content and collaborate around the technologies you use most. Is the fact that ZFC implies that 1+1=2 an absolute truth? To learn more, see our tips on writing great answers. You can now choose to sort by Trending, which boosts votes that have happened recently, helping to surface more up-to-date answers. Type 'void | ({ serverAuthData: ServerAuthData; } & TypedAction<"[Auth] LoginSuccess">)' is not assignable to type 'Action'. Type 'void' is not assignable to type 'Action'.

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Changing CreateEffect and using @effect() make the effect working perfectly, It's not so simple to reproduce the bug as it calls a webservice, and I think a possible cause of the error is the service returns a typed http.post. Sign in

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How should we do boxplots with small samples? For additional questions, you can join on Discord. Same code giving error with CreateEffect and working well with @Effect.

Thanks for your response.

By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. In RXJS, inside map operator, you need to return values will be received when observer subscribes. But instead of trying to return the data you need to dispatch a new action with the new data you recieved.

Here the code: Type 'Observable)>' is not assignable to type 'EffectResult'. It works with @Effect() because decorators are not type safe.

Thanks for contributing an answer to Stack Overflow! The text was updated successfully, but these errors were encountered: @alfmos I'm still new to Angular and ngrx.

Blamed in front of coworkers for "skipping hierarchy", The error you are getting is because you need.

Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, still error you can see directly on the project link, if you take a look to the console i have another error //console Error: this.actions$.ofType().switchMap is not a function. Did Sauron suspect that the Ring would be destroyed?

I actually just solved the error that was raised and gave a hint about what you can do.

catchError(error => of(loginFailure({ error }) /* <- action */)).

How do I fix error "Type 'Observable' is not assignable to type 'EffectResult'"? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Making statements based on opinion; back them up with references or personal experience.

Asking for help, clarification, or responding to other answers.

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Hope that helps!

You must return an action instead.

I'm not sure 100% it is a bug, but reasonably if the compiler emits an error this error should be present also at runtime.

'Observable'.

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There are a couple of things wrong just to start with, An effect should either return an action or dispatch: false.

ngrx effects gives Type 'void' is not assignable to type 'ObservableInput', Angular redux @effect: Error on retriving the payload, NgRX effects - Type 'Observable' is not assignable to type 'Observable', NgRX 8 effect - createEffect() not working - Type 'Observable' is not assignable to type 'Observable, Type 'Observable' is not assignable to type 'void | Action | Observable'. Then I removed CreateEffect and addedd @effect() and everything works fine now.

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If someone is interested in investigating the issue, I can help giving sources and an access to the webservice, I would expect CreateEffect not giving an error. Type 'void' is not assignable to type 'Action'. What purpose are these openings on the roof?

Is moderated livestock grazing an effective countermeasure for desertification? The return type of authService.loginFailure() method seems to be void. No but you cant return data in an effects, that's why it's "not working" as you expect it to. How to encourage melee combat when ranged is a stronger option. Type 'Observable>' is not assignable to type 'Observable'. rev2022.7.21.42639. @markostanimirovic Angular ngrx@effect basic question : Type 'Observable' is not assignable to type, How APIs can take the pain out of legacy system headaches (Ep.

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