diff options
Diffstat (limited to 'third-party/unittest/googlemock/include/gmock/internal/gmock-pp.h')
| -rw-r--r-- | third-party/unittest/googlemock/include/gmock/internal/gmock-pp.h | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/third-party/unittest/googlemock/include/gmock/internal/gmock-pp.h b/third-party/unittest/googlemock/include/gmock/internal/gmock-pp.h deleted file mode 100644 index 1ab80e1cdbee..000000000000 --- a/third-party/unittest/googlemock/include/gmock/internal/gmock-pp.h +++ /dev/null @@ -1,317 +0,0 @@ -#ifndef THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_PP_H_ -#define THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_PP_H_ - -#undef GMOCK_PP_INTERNAL_USE_MSVC -#if defined(__clang__) -#define GMOCK_PP_INTERNAL_USE_MSVC 0 -#elif defined(_MSC_VER) -// TODO(iserna): Also verify tradional versus comformant preprocessor. -static_assert( - _MSC_VER >= 1900, - "MSVC version not supported. There is support for MSVC 14.0 and above."); -#define GMOCK_PP_INTERNAL_USE_MSVC 1 -#else -#define GMOCK_PP_INTERNAL_USE_MSVC 0 -#endif - -// Expands and concatenates the arguments. Constructed macros reevaluate. -#define GMOCK_PP_CAT(_1, _2) GMOCK_PP_INTERNAL_CAT(_1, _2) - -// Expands and stringifies the only argument. -#define GMOCK_PP_STRINGIZE(...) GMOCK_PP_INTERNAL_STRINGIZE(__VA_ARGS__) - -// Returns empty. Given a variadic number of arguments. -#define GMOCK_PP_EMPTY(...) - -// Returns a comma. Given a variadic number of arguments. -#define GMOCK_PP_COMMA(...) , - -// Returns the only argument. -#define GMOCK_PP_IDENTITY(_1) _1 - -// MSVC preprocessor collapses __VA_ARGS__ in a single argument, we use a -// CAT-like directive to force correct evaluation. Each macro has its own. -#if GMOCK_PP_INTERNAL_USE_MSVC - -// Evaluates to the number of arguments after expansion. -// -// #define PAIR x, y -// -// GMOCK_PP_NARG() => 1 -// GMOCK_PP_NARG(x) => 1 -// GMOCK_PP_NARG(x, y) => 2 -// GMOCK_PP_NARG(PAIR) => 2 -// -// Requires: the number of arguments after expansion is at most 15. -#define GMOCK_PP_NARG(...) \ - GMOCK_PP_INTERNAL_NARG_CAT( \ - GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 15, 14, 13, 12, 11, 10, 9, \ - 8, 7, 6, 5, 4, 3, 2, 1), ) - -// Returns 1 if the expansion of arguments has an unprotected comma. Otherwise -// returns 0. Requires no more than 15 unprotected commas. -#define GMOCK_PP_HAS_COMMA(...) \ - GMOCK_PP_INTERNAL_HAS_COMMA_CAT( \ - GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 1, 1, 1, 1, 1, 1, 1, 1, 1, \ - 1, 1, 1, 1, 1, 0), ) -// Returns the first argument. -#define GMOCK_PP_HEAD(...) \ - GMOCK_PP_INTERNAL_HEAD_CAT(GMOCK_PP_INTERNAL_HEAD(__VA_ARGS__), ) - -// Returns the tail. A variadic list of all arguments minus the first. Requires -// at least one argument. -#define GMOCK_PP_TAIL(...) \ - GMOCK_PP_INTERNAL_TAIL_CAT(GMOCK_PP_INTERNAL_TAIL(__VA_ARGS__), ) - -// Calls CAT(_Macro, NARG(__VA_ARGS__))(__VA_ARGS__) -#define GMOCK_PP_VARIADIC_CALL(_Macro, ...) \ - GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT( \ - GMOCK_PP_CAT(_Macro, GMOCK_PP_NARG(__VA_ARGS__))(__VA_ARGS__), ) - -#else // GMOCK_PP_INTERNAL_USE_MSVC - -#define GMOCK_PP_NARG(...) \ - GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 15, 14, 13, 12, 11, 10, 9, 8, \ - 7, 6, 5, 4, 3, 2, 1) -#define GMOCK_PP_HAS_COMMA(...) \ - GMOCK_PP_INTERNAL_INTERNAL_16TH(__VA_ARGS__, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \ - 1, 1, 1, 1, 0) -#define GMOCK_PP_HEAD(...) GMOCK_PP_INTERNAL_HEAD(__VA_ARGS__) -#define GMOCK_PP_TAIL(...) GMOCK_PP_INTERNAL_TAIL(__VA_ARGS__) -#define GMOCK_PP_VARIADIC_CALL(_Macro, ...) \ - GMOCK_PP_CAT(_Macro, GMOCK_PP_NARG(__VA_ARGS__))(__VA_ARGS__) - -#endif // GMOCK_PP_INTERNAL_USE_MSVC - -// If the arguments after expansion have no tokens, evaluates to `1`. Otherwise -// evaluates to `0`. -// -// Requires: * the number of arguments after expansion is at most 15. -// * If the argument is a macro, it must be able to be called with one -// argument. -// -// Implementation details: -// -// There is one case when it generates a compile error: if the argument is macro -// that cannot be called with one argument. -// -// #define M(a, b) // it doesn't matter what it expands to -// -// // Expected: expands to `0`. -// // Actual: compile error. -// GMOCK_PP_IS_EMPTY(M) -// -// There are 4 cases tested: -// -// * __VA_ARGS__ possible expansion has no unparen'd commas. Expected 0. -// * __VA_ARGS__ possible expansion is not enclosed in parenthesis. Expected 0. -// * __VA_ARGS__ possible expansion is not a macro that ()-evaluates to a comma. -// Expected 0 -// * __VA_ARGS__ is empty, or has unparen'd commas, or is enclosed in -// parenthesis, or is a macro that ()-evaluates to comma. Expected 1. -// -// We trigger detection on '0001', i.e. on empty. -#define GMOCK_PP_IS_EMPTY(...) \ - GMOCK_PP_INTERNAL_IS_EMPTY(GMOCK_PP_HAS_COMMA(__VA_ARGS__), \ - GMOCK_PP_HAS_COMMA(GMOCK_PP_COMMA __VA_ARGS__), \ - GMOCK_PP_HAS_COMMA(__VA_ARGS__()), \ - GMOCK_PP_HAS_COMMA(GMOCK_PP_COMMA __VA_ARGS__())) - -// Evaluates to _Then if _Cond is 1 and _Else if _Cond is 0. -#define GMOCK_PP_IF(_Cond, _Then, _Else) \ - GMOCK_PP_CAT(GMOCK_PP_INTERNAL_IF_, _Cond)(_Then, _Else) - -// Evaluates to the number of arguments after expansion. Identifies 'empty' as -// 0. -// -// #define PAIR x, y -// -// GMOCK_PP_NARG0() => 0 -// GMOCK_PP_NARG0(x) => 1 -// GMOCK_PP_NARG0(x, y) => 2 -// GMOCK_PP_NARG0(PAIR) => 2 -// -// Requires: * the number of arguments after expansion is at most 15. -// * If the argument is a macro, it must be able to be called with one -// argument. -#define GMOCK_PP_NARG0(...) \ - GMOCK_PP_IF(GMOCK_PP_IS_EMPTY(__VA_ARGS__), 0, GMOCK_PP_NARG(__VA_ARGS__)) - -// Expands to 1 if the first argument starts with something in parentheses, -// otherwise to 0. -#define GMOCK_PP_IS_BEGIN_PARENS(...) \ - GMOCK_PP_INTERNAL_ALTERNATE_HEAD( \ - GMOCK_PP_CAT(GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_R_, \ - GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_C __VA_ARGS__)) - -// Expands to 1 is there is only one argument and it is enclosed in parentheses. -#define GMOCK_PP_IS_ENCLOSED_PARENS(...) \ - GMOCK_PP_IF(GMOCK_PP_IS_BEGIN_PARENS(__VA_ARGS__), \ - GMOCK_PP_IS_EMPTY(GMOCK_PP_EMPTY __VA_ARGS__), 0) - -// Remove the parens, requires GMOCK_PP_IS_ENCLOSED_PARENS(args) => 1. -#define GMOCK_PP_REMOVE_PARENS(...) GMOCK_PP_INTERNAL_REMOVE_PARENS __VA_ARGS__ - -// Expands to _Macro(0, _Data, e1) _Macro(1, _Data, e2) ... _Macro(K -1, _Data, -// eK) as many of GMOCK_INTERNAL_NARG0 _Tuple. -// Requires: * |_Macro| can be called with 3 arguments. -// * |_Tuple| expansion has no more than 15 elements. -#define GMOCK_PP_FOR_EACH(_Macro, _Data, _Tuple) \ - GMOCK_PP_CAT(GMOCK_PP_INTERNAL_FOR_EACH_IMPL_, GMOCK_PP_NARG0 _Tuple) \ - (0, _Macro, _Data, _Tuple) - -// Expands to _Macro(0, _Data, ) _Macro(1, _Data, ) ... _Macro(K - 1, _Data, ) -// Empty if _K = 0. -// Requires: * |_Macro| can be called with 3 arguments. -// * |_K| literal between 0 and 15 -#define GMOCK_PP_REPEAT(_Macro, _Data, _N) \ - GMOCK_PP_CAT(GMOCK_PP_INTERNAL_FOR_EACH_IMPL_, _N) \ - (0, _Macro, _Data, GMOCK_PP_INTENRAL_EMPTY_TUPLE) - -// Increments the argument, requires the argument to be between 0 and 15. -#define GMOCK_PP_INC(_i) GMOCK_PP_CAT(GMOCK_PP_INTERNAL_INC_, _i) - -// Returns comma if _i != 0. Requires _i to be between 0 and 15. -#define GMOCK_PP_COMMA_IF(_i) GMOCK_PP_CAT(GMOCK_PP_INTERNAL_COMMA_IF_, _i) - -// Internal details follow. Do not use any of these symbols outside of this -// file or we will break your code. -#define GMOCK_PP_INTENRAL_EMPTY_TUPLE (, , , , , , , , , , , , , , , ) -#define GMOCK_PP_INTERNAL_CAT(_1, _2) _1##_2 -#define GMOCK_PP_INTERNAL_STRINGIZE(...) #__VA_ARGS__ -#define GMOCK_PP_INTERNAL_INTERNAL_16TH(_1, _2, _3, _4, _5, _6, _7, _8, _9, \ - _10, _11, _12, _13, _14, _15, _16, \ - ...) \ - _16 -#define GMOCK_PP_INTERNAL_CAT_5(_1, _2, _3, _4, _5) _1##_2##_3##_4##_5 -#define GMOCK_PP_INTERNAL_IS_EMPTY(_1, _2, _3, _4) \ - GMOCK_PP_HAS_COMMA(GMOCK_PP_INTERNAL_CAT_5(GMOCK_PP_INTERNAL_IS_EMPTY_CASE_, \ - _1, _2, _3, _4)) -#define GMOCK_PP_INTERNAL_IS_EMPTY_CASE_0001 , -#define GMOCK_PP_INTERNAL_IF_1(_Then, _Else) _Then -#define GMOCK_PP_INTERNAL_IF_0(_Then, _Else) _Else -#define GMOCK_PP_INTERNAL_HEAD(_1, ...) _1 -#define GMOCK_PP_INTERNAL_TAIL(_1, ...) __VA_ARGS__ - -#if GMOCK_PP_INTERNAL_USE_MSVC -#define GMOCK_PP_INTERNAL_NARG_CAT(_1, _2) GMOCK_PP_INTERNAL_NARG_CAT_I(_1, _2) -#define GMOCK_PP_INTERNAL_HEAD_CAT(_1, _2) GMOCK_PP_INTERNAL_HEAD_CAT_I(_1, _2) -#define GMOCK_PP_INTERNAL_HAS_COMMA_CAT(_1, _2) \ - GMOCK_PP_INTERNAL_HAS_COMMA_CAT_I(_1, _2) -#define GMOCK_PP_INTERNAL_TAIL_CAT(_1, _2) GMOCK_PP_INTERNAL_TAIL_CAT_I(_1, _2) -#define GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT(_1, _2) \ - GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT_I(_1, _2) -#define GMOCK_PP_INTERNAL_NARG_CAT_I(_1, _2) _1##_2 -#define GMOCK_PP_INTERNAL_HEAD_CAT_I(_1, _2) _1##_2 -#define GMOCK_PP_INTERNAL_HAS_COMMA_CAT_I(_1, _2) _1##_2 -#define GMOCK_PP_INTERNAL_TAIL_CAT_I(_1, _2) _1##_2 -#define GMOCK_PP_INTERNAL_VARIADIC_CALL_CAT_I(_1, _2) _1##_2 -#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD(...) \ - GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT(GMOCK_PP_HEAD(__VA_ARGS__), ) -#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT(_1, _2) \ - GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT_I(_1, _2) -#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD_CAT_I(_1, _2) _1##_2 -#else // GMOCK_PP_INTERNAL_USE_MSVC -#define GMOCK_PP_INTERNAL_ALTERNATE_HEAD(...) GMOCK_PP_HEAD(__VA_ARGS__) -#endif // GMOCK_PP_INTERNAL_USE_MSVC - -#define GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_C(...) 1 _ -#define GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_R_1 1, -#define GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_R_GMOCK_PP_INTERNAL_IBP_IS_VARIADIC_C \ - 0, -#define GMOCK_PP_INTERNAL_REMOVE_PARENS(...) __VA_ARGS__ -#define GMOCK_PP_INTERNAL_INC_0 1 -#define GMOCK_PP_INTERNAL_INC_1 2 -#define GMOCK_PP_INTERNAL_INC_2 3 -#define GMOCK_PP_INTERNAL_INC_3 4 -#define GMOCK_PP_INTERNAL_INC_4 5 -#define GMOCK_PP_INTERNAL_INC_5 6 -#define GMOCK_PP_INTERNAL_INC_6 7 -#define GMOCK_PP_INTERNAL_INC_7 8 -#define GMOCK_PP_INTERNAL_INC_8 9 -#define GMOCK_PP_INTERNAL_INC_9 10 -#define GMOCK_PP_INTERNAL_INC_10 11 -#define GMOCK_PP_INTERNAL_INC_11 12 -#define GMOCK_PP_INTERNAL_INC_12 13 -#define GMOCK_PP_INTERNAL_INC_13 14 -#define GMOCK_PP_INTERNAL_INC_14 15 -#define GMOCK_PP_INTERNAL_INC_15 16 -#define GMOCK_PP_INTERNAL_COMMA_IF_0 -#define GMOCK_PP_INTERNAL_COMMA_IF_1 , -#define GMOCK_PP_INTERNAL_COMMA_IF_2 , -#define GMOCK_PP_INTERNAL_COMMA_IF_3 , -#define GMOCK_PP_INTERNAL_COMMA_IF_4 , -#define GMOCK_PP_INTERNAL_COMMA_IF_5 , -#define GMOCK_PP_INTERNAL_COMMA_IF_6 , -#define GMOCK_PP_INTERNAL_COMMA_IF_7 , -#define GMOCK_PP_INTERNAL_COMMA_IF_8 , -#define GMOCK_PP_INTERNAL_COMMA_IF_9 , -#define GMOCK_PP_INTERNAL_COMMA_IF_10 , -#define GMOCK_PP_INTERNAL_COMMA_IF_11 , -#define GMOCK_PP_INTERNAL_COMMA_IF_12 , -#define GMOCK_PP_INTERNAL_COMMA_IF_13 , -#define GMOCK_PP_INTERNAL_COMMA_IF_14 , -#define GMOCK_PP_INTERNAL_COMMA_IF_15 , -#define GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, _element) \ - _Macro(_i, _Data, _element) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_0(_i, _Macro, _Data, _Tuple) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_1(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_2(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_1(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_3(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_2(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_4(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_3(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_5(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_4(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_6(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_5(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_7(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_6(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_8(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_7(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_9(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_8(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_10(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_9(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_11(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_10(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_12(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_11(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_13(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_12(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_14(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_13(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) -#define GMOCK_PP_INTERNAL_FOR_EACH_IMPL_15(_i, _Macro, _Data, _Tuple) \ - GMOCK_PP_INTERNAL_CALL_MACRO(_Macro, _i, _Data, GMOCK_PP_HEAD _Tuple) \ - GMOCK_PP_INTERNAL_FOR_EACH_IMPL_14(GMOCK_PP_INC(_i), _Macro, _Data, \ - (GMOCK_PP_TAIL _Tuple)) - -#endif // THIRD_PARTY_GOOGLETEST_GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_PP_H_ |