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// Formatting library for C++ - formatters for standard library types | ||
// | ||
// Copyright (c) 2012 - present, Victor Zverovich | ||
// All rights reserved. | ||
// | ||
// For the license information refer to format.h. | ||
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#ifndef FMT_STD_H_ | ||
#define FMT_STD_H_ | ||
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#include <version> | ||
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#ifdef __cpp_lib_filesystem | ||
# include <filesystem> | ||
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namespace fmt { | ||
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template <> struct formatter<std::filesystem::path> : formatter<string_view> { | ||
template <typename FormatContext> | ||
auto format(const path& p, FormatContext& ctx) const -> | ||
typename FormatContext::iterator { | ||
return formatter<string_view>::format(p.string(), ctx); | ||
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ilyapopov
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} | ||
}; | ||
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} // namespace fmt | ||
#endif | ||
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#endif // FMT_STD_H_ |
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// Formatting library for C++ - tests of formatters for standard library types | ||
// | ||
// Copyright (c) 2012 - present, Victor Zverovich | ||
// All rights reserved. | ||
// | ||
// For the license information refer to format.h. | ||
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#include "fmt/std.h" | ||
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#include "gtest/gtest.h" | ||
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TEST(std_test, path) { | ||
#ifdef __cpp_lib_filesystem | ||
EXPECT_EQ(fmt::format("{:8}", std::filesystem::path("foo")), "foo "); | ||
#endif | ||
} |
The result will be different from
operator<<(std::filesystem::path)
.For an identical result, you need to use
std::quoted
or equivalent.See: