klz-cables.com/.pnpm-store/v10/files/42/af9d787cbee7a647ac7f223f17e773bb99a37b6a73a170c6fa84e7822543a3f2b2cb69784acf5da7ed4f1d7c02766b840a0973ef90199c23d5c26f0bc6e1ee

import * as http from 'node:http';
import * as https from 'node:https';
import { once } from 'node:events';
import { JOSEError, JWKSTimeout } from '../util/errors.js';
import { concat, decoder } from '../lib/buffer_utils.js';
const fetchJwks = async (url, timeout, options) => {
    let get;
    switch (url.protocol) {
        case 'https:':
            get = https.get;
            break;
        case 'http:':
            get = http.get;
            break;
        default:
            throw new TypeError('Unsupported URL protocol.');
    }
    const { agent, headers } = options;
    const req = get(url.href, {
        agent,
        timeout,
        headers,
    });
    const [response] = (await Promise.race([once(req, 'response'), once(req, 'timeout')]));
    if (!response) {
        req.destroy();
        throw new JWKSTimeout();
    }
    if (response.statusCode !== 200) {
        throw new JOSEError('Expected 200 OK from the JSON Web Key Set HTTP response');
    }
    const parts = [];
    for await (const part of response) {
        parts.push(part);
    }
    try {
        return JSON.parse(decoder.decode(concat(...parts)));
    }
    catch {
        throw new JOSEError('Failed to parse the JSON Web Key Set HTTP response as JSON');
    }
};
export default fetchJwks;