JavaScript Fetch w/ Timeout

fetch-timeout.js

/**
 * A wrapper around the fetch api that will abort after a configurable amount of time has passed.
 *
 * @param {URL|string} input
 * @param {RequestInit?} init
 * @param {number?} providedTimeout
 * @returns {Promise<Response>}
 */
export default async function fetchTimeout(input, init, providedTimeout) {
    const timeout = providedTimeout ?? config.timeouts.defaultTimeout;
    const abortController = new AbortController();
    const timer = setTimeout(() => abortController.abort(), timeout);

    const response = await fetch(
        input,
        {
            signal: abortController.signal,
            ...(init || {})
        }
    );

    clearTimeout(timer);

    return response;
}