18 lines
487 B
TypeScript
18 lines
487 B
TypeScript
import { redis } from './redis';
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export function cacheable<T extends (...args: any) => any>(
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fn: T,
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expire: number
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) {
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return async function (...args: Parameters<T>): Promise<ReturnType<T>> {
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const key = `cachable:${fn.name}:${JSON.stringify(args)}`;
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const cached = await redis.get(key);
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if (cached) {
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return JSON.parse(cached);
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}
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const result = await fn(...(args as any));
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redis.setex(key, expire, JSON.stringify(result));
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return result;
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};
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}
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