File size: 926 Bytes
1e92f2d |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 |
export type IHookStateInitialSetter<S> = () => S;
export type IHookStateInitAction<S> = S | IHookStateInitialSetter<S>;
export type IHookStateSetter<S> = ((prevState: S) => S) | (() => S);
export type IHookStateSetAction<S> = S | IHookStateSetter<S>;
export type IHookStateResolvable<S> = S | IHookStateInitialSetter<S> | IHookStateSetter<S>;
export function resolveHookState<S>(nextState: IHookStateInitAction<S>): S;
export function resolveHookState<S, C extends S>(
nextState: IHookStateSetAction<S>,
currentState?: C
): S;
export function resolveHookState<S, C extends S>(
nextState: IHookStateResolvable<S>,
currentState?: C
): S;
export function resolveHookState<S, C extends S>(
nextState: IHookStateResolvable<S>,
currentState?: C
): S {
if (typeof nextState === 'function') {
return nextState.length ? (nextState as Function)(currentState) : (nextState as Function)();
}
return nextState;
}
|