Class: Forwarder::Meta

Inherits:
Object
  • Object
show all
Defined in:
lib/forwarder/meta.rb

Overview

I am the workerbee defining the methods and stuff

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#arguments ⇒ Object (readonly)

Returns the value of attribute arguments.



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# File 'lib/forwarder/meta.rb', line 5

def arguments
  @arguments
end

#forwardee ⇒ Object (readonly)

Returns the value of attribute forwardee.



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# File 'lib/forwarder/meta.rb', line 5

def forwardee
  @forwardee
end

Instance Method Details

#forward ⇒ Object

TODO: Break AOP out of this so that we do not check @ runtime



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# File 'lib/forwarder/meta.rb', line 9

def forward
  a = arguments
  sr = symbolic_receiver
  forwardee.module_eval do
    define_method a.message do |*args, &blk|
      args = a.before.(*args) if a.before?
      sr
        .( self, a.target )
        .send( a.translation( a.message ), *a.complete_args(*args), &a.lambda( blk ) ).tap do | result |
          break a.after.( result ) if a.after?
        end
    end
  end
end

#forward_chain ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 24

def forward_chain
  a = arguments
  sr = symbolic_receiver
  forwardee.module_eval do
    define_method a.message do |*args, &blk|
      args = a.before.(*args) if a.before?
      tgt = a.target.inject( self ){ |r, sym| sr.( r, sym ) }
      tgt.send( a.translation( a.message ), *a.complete_args(*args), &a.lambda( blk ) ).tap do | result |
          break a.after.( result ) if a.after?
        end
        #.send( a.translation( a.message ), *a.complete_args(*args), &a.lambda( blk ) ) 
    end
  end
end

#forward_object ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 39

def forward_object
  a = arguments
  forwardee.module_eval do
    define_method a.message do |*args, &blk|
      args = a.before.(*args) if a.before?
      a.object_target( self )
        .send( a.translation( a.message ), *a.complete_args(*args), &a.lambda( blk ) ).tap do | result |
          break a.after.( result ) if a.after?
        end
    end
  end
  
end