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Edit File: parse-proxy-response.js

import { logger } from '@sentry/utils';

function debug(...args) {
  logger.log('[https-proxy-agent:parse-proxy-response]', ...args);
}

function parseProxyResponse(socket) {
  return new Promise((resolve, reject) => {
    // we need to buffer any HTTP traffic that happens with the proxy before we get
    // the CONNECT response, so that if the response is anything other than an "200"
    // response code, then we can re-play the "data" events on the socket once the
    // HTTP parser is hooked up...
    let buffersLength = 0;
    const buffers = [];

function read() {
      const b = socket.read();
      if (b) ondata(b);
      else socket.once('readable', read);
    }

function cleanup() {
      socket.removeListener('end', onend);
      socket.removeListener('error', onerror);
      socket.removeListener('readable', read);
    }

function onend() {
      cleanup();
      debug('onend');
      reject(new Error('Proxy connection ended before receiving CONNECT response'));
    }

function onerror(err) {
      cleanup();
      debug('onerror %o', err);
      reject(err);
    }

function ondata(b) {
      buffers.push(b);
      buffersLength += b.length;

const buffered = Buffer.concat(buffers, buffersLength);
      const endOfHeaders = buffered.indexOf('\r\n\r\n');

if (endOfHeaders === -1) {
        // keep buffering
        debug('have not received end of HTTP headers yet...');
        read();
        return;
      }

socket.on('error', onerror);
    socket.on('end', onend);

read();
  });
}

export { parseProxyResponse };
//# sourceMappingURL=parse-proxy-response.js.map

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