@equinor/fusion-observable/src/types/flow.ts

WIP

import type { Observable, ObservableInput } from 'rxjs';
import type { AnyAction } from './actions';

export type Flow<TAction extends AnyAction, TState = unknown> = (
  action: Observable<TAction>,
  state: Observable<TState>,
) => Observable<TAction>;

export type Effect<TAction extends AnyAction, TState = unknown> = (
  action: TAction,
  state: TState,
) => ObservableInput<TAction | void> | TAction | void;