49 lines
3.8 KiB
TypeScript
49 lines
3.8 KiB
TypeScript
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import type { Selector, GetParamsFromSelectors, OutputSelector, SelectorArray, SelectorResultArray, DropFirst, MergeParameters, Expand, ObjValueTuple, Head, Tail } from './types';
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export type { Selector, GetParamsFromSelectors, GetStateFromSelectors, OutputSelector, EqualityFn, SelectorArray, SelectorResultArray, ParametricSelector, OutputParametricSelector, OutputSelectorFields } from './types';
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import { defaultMemoize, defaultEqualityCheck, DefaultMemoizeOptions } from './defaultMemoize';
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export { defaultMemoize, defaultEqualityCheck };
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export type { DefaultMemoizeOptions };
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export declare function createSelectorCreator<
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/** Selectors will eventually accept some function to be memoized */
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F extends (...args: unknown[]) => unknown,
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/** A memoizer such as defaultMemoize that accepts a function + some possible options */
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MemoizeFunction extends (func: F, ...options: any[]) => F,
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/** The additional options arguments to the memoizer */
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MemoizeOptions extends unknown[] = DropFirst<Parameters<MemoizeFunction>>>(memoize: MemoizeFunction, ...memoizeOptionsFromArgs: DropFirst<Parameters<MemoizeFunction>>): CreateSelectorFunction<F, MemoizeFunction, MemoizeOptions, Expand<Pick<ReturnType<MemoizeFunction>, keyof ReturnType<MemoizeFunction>>>>;
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export interface CreateSelectorOptions<MemoizeOptions extends unknown[]> {
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memoizeOptions: MemoizeOptions[0] | MemoizeOptions;
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}
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/**
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* An instance of createSelector, customized with a given memoize implementation
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*/
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export interface CreateSelectorFunction<F extends (...args: unknown[]) => unknown, MemoizeFunction extends (func: F, ...options: any[]) => F, MemoizeOptions extends unknown[] = DropFirst<Parameters<MemoizeFunction>>, Keys = Expand<Pick<ReturnType<MemoizeFunction>, keyof ReturnType<MemoizeFunction>>>> {
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/** Input selectors as separate inline arguments */
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<Selectors extends SelectorArray, Result>(...items: [
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...Selectors,
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(...args: SelectorResultArray<Selectors>) => Result
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]): OutputSelector<Selectors, Result, (...args: SelectorResultArray<Selectors>) => Result & Keys, GetParamsFromSelectors<Selectors>> & Keys;
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/** Input selectors as separate inline arguments with memoizeOptions passed */
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<Selectors extends SelectorArray, Result>(...items: [
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...Selectors,
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(...args: SelectorResultArray<Selectors>) => Result,
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CreateSelectorOptions<MemoizeOptions>
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]): OutputSelector<Selectors, Result, ((...args: SelectorResultArray<Selectors>) => Result) & Keys, GetParamsFromSelectors<Selectors>> & Keys;
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/** Input selectors as a separate array */
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<Selectors extends SelectorArray, Result>(selectors: [...Selectors], combiner: (...args: SelectorResultArray<Selectors>) => Result, options?: CreateSelectorOptions<MemoizeOptions>): OutputSelector<Selectors, Result, (...args: SelectorResultArray<Selectors>) => Result & Keys, GetParamsFromSelectors<Selectors>> & Keys;
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}
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export declare const createSelector: CreateSelectorFunction<(...args: unknown[]) => unknown, typeof defaultMemoize, [equalityCheckOrOptions?: import("./types").EqualityFn | DefaultMemoizeOptions | undefined], {
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clearCache: () => void;
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}>;
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type SelectorsObject = {
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[key: string]: (...args: any[]) => any;
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};
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export interface StructuredSelectorCreator {
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<SelectorMap extends SelectorsObject, SelectorParams = MergeParameters<ObjValueTuple<SelectorMap>>>(selectorMap: SelectorMap, selectorCreator?: CreateSelectorFunction<any, any, any>): (state: Head<SelectorParams>, ...params: Tail<SelectorParams>) => {
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[Key in keyof SelectorMap]: ReturnType<SelectorMap[Key]>;
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};
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<State, Result = State>(selectors: {
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[K in keyof Result]: Selector<State, Result[K], never>;
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}, selectorCreator?: CreateSelectorFunction<any, any, any>): Selector<State, Result, never>;
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}
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export declare const createStructuredSelector: StructuredSelectorCreator;
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