Class: Middleman::PreviewServer::TcpPortProber

Inherits:
Object
  • Object
show all
Defined in:
middleman-core/lib/middleman-core/preview_server/tcp_port_prober.rb

Overview

Probe for tcp ports

This one first tries try_port if this is not available use the free port returned by TCPServer.

Instance Method Summary collapse

Instance Method Details

#port(try_port) ⇒ Integer

Check for port

Parameters:

  • try_port (Integer) —

    The port to be checked

Returns:

  • (Integer) —

    The port


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# File 'middleman-core/lib/middleman-core/preview_server/tcp_port_prober.rb', line 17

def port(try_port)
  server = TCPServer.open(try_port)
  server.close

  try_port
rescue StandardError
  server = TCPServer.open(0)
  port = server.addr[1]
  server.close

  port
end