module Middleman::PreviewServer

def start(opts={})
  @options = opts
  @host = @options[:host] || Socket.gethostname
  @port = @options[:port] || DEFAULT_PORT
  mount_instance
  logger.info "== The Middleman is standing watch at http://#{host}:#{port}"
  @initialized ||= false
  unless @initialized
    @initialized = true
    register_signal_handlers
    # Save the last-used @options so it may be re-used when
    # reloading later on.
    ::Middleman::Profiling.report("server_start")
    @webrick.start
  end
end