227   let port = port_;
253   if (port !== null &&
254       typeof port === 'object' &&
255       typeof port.recvStart === 'function') {
256     replaceHandle(this, port);
262   if (port !== null && typeof port === 'object' &&
263       isInt32(port.fd) && port.fd > 0) {
264     const fd = port.fd;
265     const exclusive = !!port.exclusive;
273         port: null,  property
305   if (port !== null && typeof port === 'object') {
306     address = port.address || '';
307     exclusive = !!port.exclusive;
308     port = port.port;
341         port: port,  property
347         const ex = exceptionWithHostPort(err, 'bind', ip, port);
355       const err = state.handle.bind(ip, port || 0, flags);
357         const ex = exceptionWithHostPort(err, 'bind', ip, port);
371 Socket.prototype.connect = function(port, address, callback) {  argument
372   port = validatePort(port, 'Port', false);
389     this.bind({ port: 0, exclusive: true }, null);  property
393                                         port, address, callback));
397   ReflectApply(_connect, this, [port, address, callback]);
401 function _connect(port, address, callback) {  argument
410       ex, this, ip, address, port, callback
418 function doConnect(ex, self, ip, address, port, callback) {  argument
424     const err = state.handle.connect(ip, port);
426       ex = exceptionWithHostPort(err, 'connect', address, port);
464                                    port,  argument
469   validateNumber(port, 'port');
472   this.send(buffer, offset, length, port, address, callback);
576                                  port,  argument
584     if (address || (port && typeof port !== 'function')) {
587       callback = port;
588       port = offset;
594       if (typeof port === 'function') {
595         callback = port;
596         port = null;
602     if (port || address)
629     port = validatePort(port, 'Port', false);
646     this.bind({ port: 0, exclusive: true }, null);  property
655                                         list, port, address, callback));
663       ex, this, ip, list, address, port, callback
674 function doSend(ex, self, ip, list, address, port, callback) {  argument
692   req.port = port;
699   if (port)
700     err = state.handle.send(req, list, list.length, port, ip, !!callback);
714     const ex = exceptionWithHostPort(err, 'send', address, port);
721     err = exceptionWithHostPort(err, 'send', this.address, this.port);