37 lines
683 B
TypeScript
37 lines
683 B
TypeScript
|
type Func = (...args: any[]) => any;
|
||
|
|
|
||
|
|
export interface Cache<K, V> {
|
||
|
|
create: CacheCreateFunc<K, V>
|
||
|
|
}
|
||
|
|
|
||
|
|
interface CacheCreateFunc<K, V> {
|
||
|
|
(): {
|
||
|
|
get(key: K): V;
|
||
|
|
set(key: K, value: V): void;
|
||
|
|
has(key: K): boolean;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
export type Serializer = (args: any[]) => string;
|
||
|
|
|
||
|
|
export interface Options<F extends Func> {
|
||
|
|
cache?: Cache<string, ReturnType<F>>;
|
||
|
|
serializer?: Serializer;
|
||
|
|
strategy?: MemoizeFunc;
|
||
|
|
}
|
||
|
|
|
||
|
|
export interface MemoizeFunc {
|
||
|
|
<F extends Func>(fn: F, options?: Options<F>): F;
|
||
|
|
}
|
||
|
|
|
||
|
|
interface Memoize extends MemoizeFunc {
|
||
|
|
strategies: {
|
||
|
|
variadic: MemoizeFunc;
|
||
|
|
monadic: MemoizeFunc;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
declare const memoize: Memoize;
|
||
|
|
|
||
|
|
export default memoize;
|