superFetch MCP Server

import { setTimeout as setTimeoutPromise } from 'node:timers/promises'; import { isError } from './type-guards.js'; export interface CancellableTimeout<T> { promise: Promise<T>; cancel: () => void; } export function createUnrefTimeout<T>( timeoutMs: number, value: T ): CancellableTimeout<T> { const controller = new AbortController(); const promise = setTimeoutPromise(timeoutMs, value, { ref: false, signal: controller.signal, }).catch((err: unknown) => { if (isError(err) && err.name === 'AbortError') { return new Promise<T>(() => {}); } throw err; }); return { promise, cancel: () => { controller.abort(); }, }; }