@inst/vscode-bin-darwin
Version:
BINARY ONLY - VSCode binary deployment for macOS
82 lines (71 loc) • 2.03 kB
JavaScript
/**
* Module dependencies.
*/
var inherits = require('util').inherits;
var EventEmitter = require('events').EventEmitter;
/**
* Module exports.
*/
module.exports = Agent;
/**
*
* @api public
*/
function Agent (callback) {
if (!(this instanceof Agent)) return new Agent(callback);
if ('function' != typeof callback) throw new Error('Must pass a "callback function"');
EventEmitter.call(this);
this.callback = callback;
}
inherits(Agent, EventEmitter);
/**
* Called by node-core's "_http_client.js" module when creating
* a new HTTP request with this Agent instance.
*
* @api public
*/
Agent.prototype.addRequest = function (req, host, port, localAddress) {
var opts;
if ('object' == typeof host) {
// >= v0.11.x API
opts = host;
if (opts.host && opts.path) {
// if both a `host` and `path` are specified then it's most likely the
// result of a `url.parse()` call... we need to remove the `path` portion so
// that `net.connect()` doesn't attempt to open that as a unix socket file.
delete opts.path;
}
} else {
// <= v0.10.x API
opts = { host: host, port: port };
if (null != localAddress) {
opts.localAddress = localAddress;
}
}
// hint to use "Connection: close"
// XXX: non-documented `http` module API :(
req._last = true;
req.shouldKeepAlive = false;
// create the `net.Socket` instance
var sync = true;
this.callback(req, opts, function (err, socket) {
function emitErr () {
req.emit('error', err);
// For Safety. Some additional errors might fire later on
// and we need to make sure we don't double-fire the error event.
req._hadError = true;
}
if (err) {
if (sync) {
// need to defer the "error" event, when sync, because by now the `req`
// instance hasn't event been passed back to the user yet...
process.nextTick(emitErr);
} else {
emitErr();
}
} else {
req.onSocket(socket);
}
});
sync = false;
};