Class: Ick::GuardWrapper

Inherits:
IdentityWrapper show all
Defined in:
lib/ick/guard.rb

Instance Method Summary collapse

Methods inherited from Wrapper

#__invocation__, #__respond_to?, #__value__, is_contagious, is_not_contagious, #method_missing, #respond_to?

Constructor Details

#initialize(value, default, proc) ⇒ GuardWrapper

Returns a new instance of GuardWrapper.



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# File 'lib/ick/guard.rb', line 8

def initialize(value, default, proc)
  @proc = proc
  @default = default
  super(value)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Ick::Wrapper

Instance Method Details

#__invoke__(sym, *args, &block) ⇒ Object 



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# File 'lib/ick/guard.rb', line 16

def __invoke__(sym, *args, &block)
  @proc.call(@value, sym) ? super : @default
end

#__rewrap__(new_value) ⇒ Object 



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# File 'lib/ick/guard.rb', line 13

def __rewrap__(new_value)
  self.__class.new(new_value, @default, @proc) #contagious
end