# File lib/backports/rails/kernel.rb, line 6
    def try(*a, &b)
      if a.empty? || respond_to?(a.first)
        if a.empty? && block_given?
          if b.arity == 0
            instance_eval(&b)
          else
            yield self
          end
        else
          public_send(*a, &b)
        end
      end
    end