module Excon::Test::Plugin::Server::Webrick

def start(app_str = app, bind_uri = bind)
  bind_uri = URI.parse(bind_uri) unless bind_uri.is_a? URI::Generic
  host = bind_uri.host.gsub(/[\[\]]/, '')
  port = bind_uri.port.to_s
  open_process(RbConfig.ruby, '-S', 'rackup', '-s', 'webrick', '--host', host, '--port', port, app_str)
  process_stderr = ""
  line = ''
  until line.include?('HTTPServer#start')
    line = error.gets
    raise process_stderr if line.nil?
    process_stderr << line
    fatal_time = elapsed_time > timeout
    raise 'webrick server has taken too long to start' if fatal_time
  end
  true
end