Function reuseable

extensions/github1s/src/helpers/func.ts:13–29

(
	func: T,
	computeCacheKey: (...args: Parameters<T>) => string = defaultComputeCacheKey,
)

// reuse previous promise when a request call
// and previous request not completed
export const reuseable = <T extends (...args: any[]) => Promise<any>>(
	func: T,
	computeCacheKey: (...args: Parameters<T>) => string = defaultComputeCacheKey,
) => {
	const cache = new Map<string, ReturnType<T>>();

	return function (...args: Parameters<T>): ReturnType<T> {
		const key = computeCacheKey(...args);
		if (cache.has(key)) {
			return cache.get(key)!;
		}

		const promise = func.call(this, ...args);
		cache.set(key, promise);
		return pFinally(promise, () => cache.delete(key));
	};
};

export const throttle = <T extends (...args: any[]) => any>(func: T, interval: number) => {
	let timer: ReturnType<typeof setTimeout> | null = null;