Class: Forwarder::Arguments

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#args ⇒ Object (readonly)

Returns the value of attribute args.



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

def args
  @args
end

#message ⇒ Object (readonly)

Returns the value of attribute message.



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

def message
  @message
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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

def target
  @target
end

Instance Method Details

#after ⇒ Object 



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# File 'lib/forwarder/arguments.rb', line 11

def after
  @after ||= @params[:after]
end

#after? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 15

def after?
  after
end

#all? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 7

def all?
  !args? && !lambda? && @__all__
end

#aop? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 19

def aop?
  @__aop__ ||= !aop_values.empty?
end

#args? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 23

def args?
  !!args
end

#before ⇒ Object 



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# File 'lib/forwarder/arguments.rb', line 27

def before
  @before ||= @params[:before] || @params[:before_with_block]
end

#before? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 31

def before?
  before
end

#before_with_block? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 35

def before_with_block?
  !!@params[:before_with_block]
end

#chain? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 40

def chain?
  @params[ :to_chain ]
end

#complete_args(*args) ⇒ Object 



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# File 'lib/forwarder/arguments.rb', line 44

def complete_args *args
  (self.args || []) + args
end

#custom_target? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 48

def custom_target?
  @params[:to_object]
end

#evaluable? ⇒ Boolean

def delegatable?

  !aop? && !custom_target? && !all? && !chain? && !args && !lambda?
end

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 56

def evaluable?
  !lambda? &&
    !aop? &&
    ( !args || args.all?{|a| Evaller.evaluable? a } ) &&
    ( !custom_target? || Evaller.evaluable?( custom_target? ) )
end

#lambda(default = nil) ⇒ Object 



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# File 'lib/forwarder/arguments.rb', line 63

def lambda default=nil
  lambda? || default
end

#lambda? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 67

def lambda?
  @lambda
end

#must_not_compile? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 71

def must_not_compile?
  lambda? || aop? || custom_target?
end

#object_target(default) ⇒ Object

This is always nil unless we are a custom_target, in which case default is returned if target is :self, else target is returned



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# File 'lib/forwarder/arguments.rb', line 77

def object_target default
  return unless custom_target?
  target == :self ? default : target
end

#serialized_params ⇒ Object 



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# File 'lib/forwarder/arguments.rb', line 82

def serialized_params
  Evaller.serialize args
end

#to_hash? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/forwarder/arguments.rb', line 86

def to_hash?
  @__to_hash__ ||= @params[ :to_hash ]
end

#translation(alternative = nil, &blk) ⇒ Object 



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# File 'lib/forwarder/arguments.rb', line 90

def translation alternative=nil, &blk
  @params[ :as ].tap do | tltion |
    break alternative unless tltion
    break tltion unless blk
    blk.( tltion )
  end
end