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Custom operator== in GoInterface now takes precedence

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This commit is contained in:
sha512sum 2024-02-27 22:19:19 +00:00
parent dcd081e6d3
commit 5de7d757a8
2 changed files with 14 additions and 1 deletions
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5
include/utempl/go_interface.hpp
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@ -85,6 +85,11 @@ struct GoInterface : Value {
transformer(impl::TryGet<ConstexprString<boost::pfr::get_name<Is, Type>().size() + 1>{boost::pfr::get_name<Is, Type>().begin()}>(other))) && ...);
}(std::make_index_sequence<boost::pfr::tuple_size_v<Value>>());
};
template <typename T>
inline constexpr auto operator==(T&& other) const -> bool
requires (requires(const Value& value){value == other;}) {
return static_cast<const Value&>(*this) == other;
};
};
} // namespace utempl

10
tests/go_interface.cpp
View file

@ -7,6 +7,13 @@ struct SomeInterface {
struct SomeStruct {
int field;
friend auto operator==(const SomeInterface& a, const SomeStruct& b) -> bool {
return false;
};
};
struct SomeStruct2 {
int field;
};
TEST(GoInterface, Basic) {
@ -18,5 +25,6 @@ TEST(GoInterface, Equal) {
utempl::GoInterface<SomeInterface> obj(SomeStruct{1});
EXPECT_EQ(obj, utempl::GoInterface{SomeInterface{1}});
EXPECT_EQ(obj, SomeInterface{1});
EXPECT_EQ(obj, SomeStruct{1});
EXPECT_NE(obj, SomeStruct{1});
EXPECT_EQ(obj, SomeStruct2{1});
};