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Module: ActiveRecord::Delegation::DelegateCache

Do not use. This module is for internal use only.
Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Extended In:
::ActiveRecord::Base
Defined in: activerecord/lib/active_record/relation/delegation.rb

Instance Method Summary

Instance Method Details

#generate_relation_method(method)

[ GitHub ] 

  


# File 'activerecord/lib/active_record/relation/delegation.rb', line 50



def generate_relation_method(method)
  generated_relation_methods.generate_method(method)
end


  








  

    #generated_relation_methods   (private)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/delegation.rb', line 61



def generated_relation_methods
  @generated_relation_methods ||= GeneratedRelationMethods.new.tap do |mod|
    const_set(:GeneratedRelationMethods, mod)
    private_constant :GeneratedRelationMethods
  end
end


  








  

    #include_relation_methods(delegate)   (protected)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/delegation.rb', line 55



def include_relation_methods(delegate)
  superclass.include_relation_methods(delegate) unless base_class?
  delegate.include generated_relation_methods
end


  








  

    #inherited(child_class)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/delegation.rb', line 45



def inherited(child_class)
  child_class.initialize_relation_delegate_cache
  super
end


  








  

    #initialize_relation_delegate_cache  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/delegation.rb', line 30



def initialize_relation_delegate_cache
  @relation_delegate_cache = cache = {}
  Delegation.delegated_classes.each do |klass|
    delegate = Class.new(klass) {
      include ClassSpecificRelation
    }
    include_relation_methods(delegate)
    mangled_name = klass.name.gsub("::", "_")
    const_set mangled_name, delegate
    private_constant mangled_name

    cache[klass] = delegate
  end
end


  








  

    #relation_delegate_class(klass)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/delegation.rb', line 26



def relation_delegate_class(klass)
  @relation_delegate_cache[klass]
end