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fix: allow overlapping types in Expected (#5218)

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For example, Expected<std::uint32_t, Json::Value>, will now build even though there is animplicit conversion from unsigned int to Json::Value.
This commit is contained in:
Mayukha Vadari
2024-12-16 15:00:14 -08:00
committed by GitHub
parent 5cd72f2431
commit bcbfb04992
2 changed files with 27 additions and 2 deletions
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6
include/xrpl/basics/Expected.h
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@@ -137,13 +137,15 @@ class [[nodiscard]] Expected
public:
template <typename U>
requires std::convertible_to<U, T>
constexpr Expected(U&& r) : Base(T(std::forward<U>(r)))
constexpr Expected(U&& r)
: Base(boost::outcome_v2::in_place_type_t<T>{}, std::forward<U>(r))
{
}
template <typename U>
requires std::convertible_to<U, E> && (!std::is_reference_v<U>)
constexpr Expected(Unexpected<U> e) : Base(E(std::move(e.value())))
constexpr Expected(Unexpected<U> e)
: Base(boost::outcome_v2::in_place_type_t<E>{}, std::move(e.value()))
{
}