Add to string for std::optional

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

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>