object-introspection/types/optional_type.toml

52 lines
1.1 KiB
TOML

[info]
type_name = "std::optional"
ctype = "OPTIONAL_TYPE"
header = "optional"
# Old:
typeName = "std::optional<"
ns = ["namespace std"]
numTemplateParams = 1
[codegen]
decl = """
template<typename T>
void getSizeType(const %1%<T> &container, size_t& returnArg);
"""
func = """
template <typename T>
void getSizeType(const %1%<T>& container, size_t& returnArg) {
if (container) {
SAVE_SIZE(sizeof(%1%<T>) - sizeof(T));
SAVE_DATA(true);
getSizeType(*container, returnArg);
} else {
SAVE_SIZE(sizeof(%1%<T>));
SAVE_DATA(false);
}
}
"""
handler = """
template <typename DB, typename T0>
struct TypeHandler<DB, %1%<T0>> {
using type = StaticTypes::Sum<DB,
StaticTypes::Unit<DB>,
typename TypeHandler<DB, T0>::type
>;
static StaticTypes::Unit<DB> getSizeType(
const %1%<T0>& container,
typename TypeHandler<DB, %1%<T0>>::type returnArg) {
if (container) {
return returnArg.template delegate<1>([&container](auto ret) {
return OIInternal::getSizeType<DB>(*container, ret);
});
} else {
return returnArg.template delegate<0>(std::identity());
}
}
};
"""