class Nydp::Builtin::SetIntersection
  include Nydp::Builtin::Base, Singleton

  def builtin_invoke_2       vm, a ; vm.push_arg a               ; end
  def builtin_invoke_3    vm, a, b ; vm.push_arg(a & b)          ; end
  def builtin_invoke_4 vm, a, b, c ; vm.push_arg(a & b & c)      ; end
  def builtin_invoke      vm, args ; vm.push_arg args.reduce &:& ; end
end