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Add to string for std::optional

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This commit is contained in:
Robin Moussu
2019-01-25 22:05:40 +01:00
committed by Martin Hořeňovský
parent 63d1a96908
commit 16dc219704
4 changed files with 55 additions and 0 deletions
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12
include/internal/catch_compiler_capabilities.h
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@@ -183,6 +183,14 @@
#endif
#endif
////////////////////////////////////////////////////////////////////////////////
// Check if optional is available and usable
#if defined(__has_include)
# if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
# endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include
////////////////////////////////////////////////////////////////////////////////
// Check if variant is available and usable
#if defined(__has_include)
@@ -222,6 +230,10 @@
# define CATCH_CONFIG_CPP11_TO_STRING
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_CPP17_OPTIONAL)
# define CATCH_CONFIG_CPP17_OPTIONAL
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
# define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif

19
include/internal/catch_tostring.h
View File

@@ -348,6 +348,7 @@ namespace Catch {
# define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
# define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
# define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
# define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif
// Separate std::pair specialization
@@ -369,6 +370,24 @@ namespace Catch {
}
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch {
template<typename T>
struct StringMaker<std::optional<T> > {
static std::string convert(const std::optional<T>& optional) {
ReusableStringStream rss;
if (optional.has_value()) {
rss << ::Catch::Detail::stringify(*optional);
} else {
rss << "{ }";
}
return rss.str();
}
};
}
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>