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Class: Rails::Application::RoutesReloader

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::ActiveSupport::DescendantsTracker
Instance Chain:
self, ::ActiveSupport::Callbacks
Inherits: Object
Defined in: railties/lib/rails/application/routes_reloader.rb

Constant Summary

::ActiveSupport::Callbacks - Included

CALLBACK_FILTER_TYPES

::ActiveSupport::Callbacks - Attributes & Methods

Class Method Summary

::ActiveSupport::DescendantsTracker - self

descendants

See additional method definition at line 104.
subclasses

See additional method definition at line 100.
clear, disable_clear!, reject!,
store_inherited

This is the only method that is not thread safe, but is only ever called during the eager loading phase.

Instance Attribute Summary

Instance Method Summary

::ActiveSupport::Callbacks - Included

#run_callbacks

Runs the callbacks for the given event.
#halted_callback_hook

A hook invoked every time a before callback is halted.

Constructor Details

.new ⇒ RoutesReloader

[ GitHub ] 

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 15



def initialize
  @paths      = []
  @route_sets = []
  @external_routes = []
  @eager_load = false
end


  







Class Attribute Details



  

    .__callbacks   (rw)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 70



class_attribute :__callbacks, instance_writer: false, default: {}


  








  

    .__callbacks?  ⇒ Boolean  (rw)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 70



class_attribute :__callbacks, instance_writer: false, default: {}


  







Instance Attribute Details



  

    #__callbacks   (readonly)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 70



class_attribute :__callbacks, instance_writer: false, default: {}


  








  

    #__callbacks?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 70



class_attribute :__callbacks, instance_writer: false, default: {}


  








  

    #eager_load   (rw)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 11



attr_accessor :eager_load


  








  

    #execute   (readonly)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 13



delegate :execute_if_updated, :execute, :updated?, to: :updater


  








  

    #execute_if_updated   (readonly)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 13



delegate :execute_if_updated, :execute, :updated?, to: :updater


  








  

    #external_routes   (readonly)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 10



attr_reader :route_sets, :paths, :external_routes


  








  

    #paths   (readonly)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 10



attr_reader :route_sets, :paths, :external_routes


  








  

    #route_sets   (readonly)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 10



attr_reader :route_sets, :paths, :external_routes


  








  

    #run_after_load_paths   (rw, private)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 54



def run_after_load_paths
  @run_after_load_paths ||= -> { }
end


  








  

    #run_after_load_paths=(value)   (rw)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 12



attr_writer :run_after_load_paths # :nodoc:


  







Instance Method Details



  

    #clear!   (private)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 42



def clear!
  route_sets.each do |routes|
    routes.disable_clear_and_finalize = true
    routes.clear!
  end
end


  








  

    #finalize!   (private)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 58



def finalize!
  route_sets.each(&:finalize!)
end


  








  

    #load_paths   (private)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 49



def load_paths
  paths.each { |path| load(path) }
  run_after_load_paths.call
end


  








  

    #reload!  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 22



def reload!
  clear!
  load_paths
  finalize!
  route_sets.each(&:eager_load!) if eager_load
ensure
  revert
end


  








  

    #revert   (private)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 62



def revert
  route_sets.each do |routes|
    routes.disable_clear_and_finalize = false
  end
end


  








  

    #updated?  ⇒ Boolean 
  



  

    
  





  


  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 13



delegate :execute_if_updated, :execute, :updated?, to: :updater


  








  

    #updater   (private)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/application/routes_reloader.rb', line 32



def updater
  @updater ||= begin
    dirs = @external_routes.each_with_object({}) do |dir, hash|
      hash[dir.to_s] = %w(rb)
    end

    ActiveSupport::FileUpdateChecker.new(paths, dirs) { reload! }
  end
end