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Class: Capybara::Server::Middleware Private

Relationships & Source Files
Namespace Children
Classes:
Counter
Inherits: Object
Defined in: lib/capybara/server/middleware.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(app, server_errors, extra_middleware = []) ⇒ Middleware

[ GitHub ] 

  


# File 'lib/capybara/server/middleware.rb', line 31



def initialize(app, server_errors, extra_middleware = [])
  @app = app
  @extended_app = extra_middleware.inject(@app) do |ex_app, klass|
    klass.new(ex_app)
  end
  @counter = Counter.new
  @server_errors = server_errors
end


  







Instance Attribute Details



  

    #error   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/capybara/server/middleware.rb', line 29



attr_reader :error


  








  

    #pending_requests   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/capybara/server/middleware.rb', line 40



def pending_requests
  @counter.value
end


  








  

    #pending_requests?  ⇒ Boolean  (readonly)
  



  

    
  





  


  [ GitHub ]


  

  


# File 'lib/capybara/server/middleware.rb', line 44



def pending_requests?
  @counter.positive?
end


  







Instance Method Details



  

    #call(env)  
  

  [ GitHub ]


  

  


# File 'lib/capybara/server/middleware.rb', line 52



def call(env)
  if env['PATH_INFO'] == '/__identify__'
    [200, {}, [@app.object_id.to_s]]
  else
    request_uri = env['REQUEST_URI']
    @counter.increment(request_uri)

    begin
      @extended_app.call(env)
    rescue *@server_errors => e
      @error ||= e
      raise e
    ensure
      @counter.decrement(request_uri)
    end
  end
end


  








  

    #clear_error  
  

  [ GitHub ]


  

  


# File 'lib/capybara/server/middleware.rb', line 48



def clear_error
  @error = nil
end