llvm-project/libcxx/test/support/test_basic_format_arg.h
Hristo Hristov 27e67cdb31
Reland: [libc++][format] P2637R3: Member visit (std::basic_format_arg) #76449 (#79032)
Deleted the offending test case.


`libcxx/test/std/utilities/format/format.arguments/format.arg/visit.return_type.pass.cpp`
lines: 134-135:   
>   test<Context, bool, long>(true, 192812079084L);
     test<Context, bool, long>(false, 192812079084L);
     
 Relands: https://github.com/llvm/llvm-project/pull/76449
Reverted in:
02f95b7751

---------

Co-authored-by: Zingam <zingam@outlook.com>
2024-01-29 20:57:12 +02:00

29 lines
974 B
C++

//===----------------------------------------------------------------------===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include <concepts>
#include <format>
#include <utility>
#include "test_macros.h"
/// Returns whether the basic_format_arg contains a type T with the expected value.
template <class Context, class T>
bool test_basic_format_arg(std::basic_format_arg<Context> arg, T expected) {
auto visitor = [expected](auto a) {
if constexpr (std::same_as<decltype(a), T>)
return a == expected;
else
return false;
};
#if TEST_STD_VER >= 26 && defined(TEST_HAS_EXPLICIT_THIS_PARAMETER)
return arg.visit(std::move(visitor));
#else
return std::visit_format_arg(std::move(visitor), arg);
#endif
}