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Add is_instance_v

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This commit is contained in:
LoveSy 2022-02-18 09:21:33 +08:00
parent 89f10845c3
commit 752c85a030
2 changed files with 6 additions and 3 deletions
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2
library/jni/include/utils/hook_helper.hpp
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@ -166,7 +166,7 @@ concept HookerType = requires(T a) {
template<HookerType T> template<HookerType T>
inline static bool HookSymNoHandle(const HookHandler &handler, void *original, T &arg) { inline static bool HookSymNoHandle(const HookHandler &handler, void *original, T &arg) {
if (original) { if (original) {
if constexpr(is_instance<decltype(arg.backup), MemberFunction>::value) { if constexpr(is_instance_v<decltype(arg.backup), MemberFunction>) {
void *backup = handler.inline_hooker(original, reinterpret_cast<void *>(arg.replace)); void *backup = handler.inline_hooker(original, reinterpret_cast<void *>(arg.replace));
arg.backup = reinterpret_cast<typename decltype(arg.backup)::FunType>(backup); arg.backup = reinterpret_cast<typename decltype(arg.backup)::FunType>(backup);
} else { } else {

7
library/jni/include/utils/jni_helper.hpp
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@ -20,6 +20,9 @@ template<class...Ts, template<class, class...> class U>
struct is_instance<U<Ts...>, U> : public std::true_type { struct is_instance<U<Ts...>, U> : public std::true_type {
}; };
template<class T, template<class, class...> class U>
inline constexpr bool is_instance_v = is_instance<T, U>::value;
template<typename T> template<typename T>
concept JObject = std::is_base_of_v<std::remove_pointer_t<_jobject>, std::remove_pointer_t<T>>; concept JObject = std::is_base_of_v<std::remove_pointer_t<_jobject>, std::remove_pointer_t<T>>;
@ -111,7 +114,7 @@ public:
template<typename T, typename U> template<typename T, typename U>
concept ScopeOrRaw = std::is_convertible_v<T, U> || concept ScopeOrRaw = std::is_convertible_v<T, U> ||
(is_instance<std::decay_t<T>, ScopedLocalRef>::value && (is_instance_v<std::decay_t<T>, ScopedLocalRef> &&
std::is_convertible_v<typename std::decay_t<T>::BaseType, U>); std::is_convertible_v<typename std::decay_t<T>::BaseType, U>);
template<typename T> template<typename T>
@ -138,7 +141,7 @@ template<typename T>
inline auto UnwrapScope(T &&x) { inline auto UnwrapScope(T &&x) {
if constexpr(std::is_same_v<std::decay_t<T>, std::string_view>) if constexpr(std::is_same_v<std::decay_t<T>, std::string_view>)
return x.data(); return x.data();
else if constexpr(is_instance<std::decay_t<T>, ScopedLocalRef>::value) else if constexpr(is_instance_v<std::decay_t<T>, ScopedLocalRef>)
return x.get(); return x.get();
else return std::forward<T>(x); else return std::forward<T>(x);
} }