Class: Humanized::Wrapper

Inherits:
Delegator
  • Object
show all
Defined in:
lib/humanized/wrapper.rb

Direct Known Subclasses

KNG::KNGWrapper

Constant Summary collapse

UNWRAPPED = 
[:object_id, :__send__ , :__id__  ,:method_missing , :respond_to?, :respond_to_missing? , :class, :instance_of?, :instance_eval, :instance_exec].freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(object, __to_s__ = nil, &block) ⇒ Wrapper

Returns a new instance of Wrapper.



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# File 'lib/humanized/wrapper.rb', line 51

def initialize(object, __to_s__ = nil, &block)
  self.__setobj__(object)
  if block_given?
    @block = block
  elsif __to_s__.kind_of? String
    @block = eval("lambda{ %{#{__to_s__}} }")
  elsif __to_s__.kind_of? Array
    @block = lambda{ __to_s__[0].to_s + to_s + __to_s__[1].to_s }
  else
    raise ArgumentError, "Wrapper.initialize expects a String or a block"
  end
end

Class Method Details

.wrap(*args, &block) ⇒ Object 



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# File 'lib/humanized/wrapper.rb', line 44

def self.wrap(*args, &block)
  a = args.flatten.map{|o|
    self.new(o,&block)
  }
  return a.size == 1 ? a[0] : a
end

Instance Method Details

#__getobj__ ⇒ Object 



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# File 'lib/humanized/wrapper.rb', line 36

def __getobj__
  @object
end

#__setobj__(obj) ⇒ Object 



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# File 'lib/humanized/wrapper.rb', line 40

def __setobj__(obj)
  @object = obj
end

#to_s ⇒ Object 



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# File 'lib/humanized/wrapper.rb', line 64

def to_s
  if @block.arity == 1
    return @block.call(@object)
  else
    return @object.instance_exec(&@block)
  end
end