Class: Capybara::Server::Middleware Private

Inherits:
Object
  • Object
show all
Defined in:
lib/capybara/server/middleware.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Defined Under Namespace

Classes: Counter

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, server_errors, extra_middleware = []) ⇒ Middleware

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of Middleware.



25
26
27
28
29
30
31
32
 
# File 'lib/capybara/server/middleware.rb', line 25

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 ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



23
24
25
 
# File 'lib/capybara/server/middleware.rb', line 23

def error
  @error
end

Instance Method Details

#call(env) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
# File 'lib/capybara/server/middleware.rb', line 42

def call(env)
  if env['PATH_INFO'] == '/__identify__'
    [200, {}, [@app.object_id.to_s]]
  else
    @counter.increment
    begin
      @extended_app.call(env)
    rescue *@server_errors => e
      @error ||= e
      raise e
    ensure
      @counter.decrement
    end
  end
end

#clear_error ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



38
39
40
 
# File 'lib/capybara/server/middleware.rb', line 38

def clear_error
  @error = nil
end

#pending_requests? ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

  • (Boolean) 


34
35
36
 
# File 'lib/capybara/server/middleware.rb', line 34

def pending_requests?
  @counter.value.positive?
end