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


31
32
33
34
35
36
37
38
# 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

#errorObject (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.


29
30
31
# File 'lib/capybara/server/middleware.rb', line 29

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.


52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
# File 'lib/capybara/server/middleware.rb', line 52

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

#clear_errorObject

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.


48
49
50
# File 'lib/capybara/server/middleware.rb', line 48

def clear_error
  @error = nil
end

#pending_requestsObject

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.


40
41
42
# File 'lib/capybara/server/middleware.rb', line 40

def pending_requests
  @counter.value
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.


44
45
46
# File 'lib/capybara/server/middleware.rb', line 44

def pending_requests?
  @counter.positive?
end