module Marshal

def dump_with_mocks(*args)
  object = args.shift
  return dump_without_mocks(*args.unshift(object)) unless object.instance_variable_defined?(:@mock_proxy)
  mp = object.instance_variable_get(:@mock_proxy)
  return dump_without_mocks(*args.unshift(object)) unless mp.is_a?(::RSpec::Mocks::Proxy)
  object.send(:remove_instance_variable, :@mock_proxy)
  begin
    dump_without_mocks(*args.unshift(object.dup))
  ensure
    object.instance_variable_set(:@mock_proxy,mp)
  end
end