Class: Module

Inherits:
Object
  • Object
show all
Defined in:
lib/makitzo/monkeys/bangify.rb

Instance Method Summary collapse

Instance Method Details

#bangify(*methods) ⇒ Object 



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# File 'lib/makitzo/monkeys/bangify.rb', line 2

def bangify(*methods)
  exception_class = 'RuntimeError'
  exception_class = methods.pop if (methods.last.is_a?(Class) || methods.last =~ /^[A-Z]/)
  methods.each do |method|
    class_eval <<-CODE
      def #{method}!(*args, &block)
        result = #{method}(*args, &block)
        raise #{exception_class} unless result
        result
      end
    CODE
  end
end