Method: Proc#callback

Defined in:
lib/std/proc.rb

#callback(callable, *args) ⇒ Object 



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# File 'lib/std/proc.rb', line 2

def callback(callable, *args)
  self === Class.new do
    method_name = callable.to_sym
    define_method(method_name) { |&block| block.nil? ? true : block.call(*args) }
    define_method("#{method_name}?") { true }
    def method_missing(method_name, *args, &block) false; end
  end.new
end