@savid/rlpx-pest/dist/index.js

Get the [status](https://github.com/ethereum/devp2p/blob/master/caps/eth.md#status-0x00) of a [RLPx](https://github.com/ethereum/devp2p/blob/master/rlpx.md) peer via the [eth/66](https://eips.ethereum.org/EIPS/eip-2481) protocol.

import Peer from './peer.js';
export { PeerError } from './peer.js';
export default async ({ enode, timeout = 30000, }) => new Promise((res, rej) => {
    const url = new URL(enode);
    if (url.protocol !== 'enode:') {
        rej(new Error(`invalid enode protocol: ${url.protocol}`));
        return;
    }
    let peer;
    let timer;
    let client;
    const cleanup = () => {
        clearTimeout(timer);
        peer.removeAllListeners();
        peer.destroy();
    };
    timer = setTimeout(() => {
        cleanup();
        rej(new Error('timeout'));
    }, timeout);
    peer = new Peer({
        remoteId: Buffer.from(url.username, 'hex'),
        host: url.hostname,
        port: Number.parseInt(url.port),
    });
    peer.on('err', (error) => {
        cleanup();
        rej(error);
    });
    peer.on('client', (c) => {
        client = c;
    });
    peer.on('status', (status) => {
        cleanup();
        res({
            ...status,
            client,
        });
    });
    peer.init();
});
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