@technobuddha/library/fetcher/fetcher.mjs

A large library of useful functions

export class TimeoutError extends Error {
    constructor() {
        super('Request Timeout');
        this.name = 'TimeoutError';
    }
}
/**
 * Fetch a remote resource
 *
 * @see https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch
 * @see https://developer.mozilla.org/en-US/docs/Web/API/Request/Request
 * @param url - The url of a resource that you wish to fetch
 * @param __namedParameters see {@link Options}
 *
 * @throws TimeoutError when timeout occurs
 */
export async function fetcher(url, { body, cache = 'no-store', credentials = 'same-origin', keepalive = false, method = 'GET', mode = 'same-origin', headers = {}, integrity, redirect = 'follow', referrer = 'client', referrerPolicy = 'no-referrer', signal, timeout = 600000, window, } = {}) {
    const controller = new AbortController();
    const timer = setTimeout(() => { controller.abort(); }, timeout);
    if (signal)
        signal.addEventListener('abort', () => { controller.abort(); });
    return fetch(encodeURI(url), { method, headers, body, cache, mode, credentials, redirect, referrer, referrerPolicy, integrity, keepalive, window, signal: controller.signal }).then(response => {
        clearTimeout(timer);
        return response;
    }).catch(error => {
        clearTimeout(timer);
        if (!signal && error.name === 'AbortError')
            throw new TimeoutError();
        throw error;
    });
}
export default fetcher;