class Middleman::PreviewServer::Checks::InterfaceIsAvailableOnSystem

def validate(information)
  return if information.bind_address.blank? || information.local_network_interfaces.include?(information.bind_address.to_s) || %w(0.0.0.0 ::).any? { |b| information.bind_address == b } || IPAddr.new('127.0.0.0/8').include?(information.bind_address.to_s)
  information.valid = false
  information.reason = format('Bind address "%s" is not available on your system. Please use one of %s', information.bind_address, information.local_network_interfaces.map { |i| %("#{i}") }.join(', '))
end