// A class that enables one to stream messages to assertion macros
class GTEST_API_ AssertHelper {
 public:
  // Constructor.
  AssertHelper(TestPartResult::Type type,
               const char* file,
               int line,
               const char* message);
  ~AssertHelper();

  // Message assignment is a semantic trick to enable assertion

// A class that enables one to stream messages to assertion macros
class GTEST_API_ AssertHelper {
 public:
  // Constructor.
  AssertHelper(TestPartResult::Type type,
               const char* file,
               int line,
               const char* message);
  ~AssertHelper();

  // Message assignment is a semantic trick to enable assertion

  GTEST_DISALLOW_ASSIGN_(NativeArray);
};

}  // namespace internal
}  // namespace testing

#define GTEST_MESSAGE_AT_(file, line, message, result_type) \
  ::testing::internal::AssertHelper(result_type, file, line, message) \
    = ::testing::Message()

#define GTEST_MESSAGE_(message, result_type) \
  GTEST_MESSAGE_AT_(__FILE__, __LINE__, message, result_type)

  GTEST_DISALLOW_ASSIGN_(NativeArray);
};

}  // namespace internal
}  // namespace testing

#define GTEST_MESSAGE_AT_(file, line, message, result_type) \
  ::testing::internal::AssertHelper(result_type, file, line, message) \
    = ::testing::Message()

#define GTEST_MESSAGE_(message, result_type) \
  GTEST_MESSAGE_AT_(__FILE__, __LINE__, message, result_type)