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Class: ActiveSupport::Callbacks::CallTemplate::InstanceExec2

Relationships & Source Files
Inherits: Object
Defined in: activesupport/lib/active_support/callbacks.rb

Class Method Summary

Instance Method Summary

Constructor Details

.new(block) ⇒ InstanceExec2

[ GitHub ] 

  


# File 'activesupport/lib/active_support/callbacks.rb', line 482



def initialize(block)
  @override_block = block
end


  







Instance Method Details



  

    #expand(target, value, block)  
  



  

    
  





  
Raises:


    
  
  • 
    (ArgumentError)
  
    • 





  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 486



def expand(target, value, block)
  raise ArgumentError unless block
  [target, @override_block || block, :instance_exec, target, block]
end


  








  

    #inverted_lambda  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 498



def inverted_lambda
  lambda do |target, value, &block|
    raise ArgumentError unless block
    !target.instance_exec(target, block, &@override_block)
  end
end


  








  

    #make_lambda  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/callbacks.rb', line 491



def make_lambda
  lambda do |target, value, &block|
    raise ArgumentError unless block
    target.instance_exec(target, block, &@override_block)
  end
end