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Update obj.h

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This commit is contained in:
blueloveTH 2023-03-13 16:36:48 +08:00
parent 44afa5b023
commit 300058b063
1 changed files with 11 additions and 8 deletions
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19
src/obj.h
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@ -181,28 +181,31 @@ void _check_py_class(VM* vm, const PyVar& var);
template<typename T> template<typename T>
T py_pointer_cast(VM* vm, const PyVar& var); T py_pointer_cast(VM* vm, const PyVar& var);
struct Discarded {};
template<typename __T> template<typename __T>
__T py_cast(VM* vm, const PyVar& obj) { __T py_cast(VM* vm, const PyVar& obj) {
using T = std::decay_t<__T>;
if constexpr(std::is_pointer_v<__T>){ if constexpr(std::is_pointer_v<__T>){
return py_pointer_cast<__T>(vm, obj); return py_pointer_cast<__T>(vm, obj);
} }else if constexpr(is_py_class<T>::value){
using T = std::decay_t<__T>;
if constexpr(is_py_class<T>::value){
_check_py_class<T>(vm, obj); _check_py_class<T>(vm, obj);
return OBJ_GET(T, obj); return OBJ_GET(T, obj);
}else{
return Discarded();
} }
throw std::runtime_error("bad py_cast() call");
} }
template<typename __T> template<typename __T>
__T _py_cast(VM* vm, const PyVar& obj) { __T _py_cast(VM* vm, const PyVar& obj) {
using T = std::decay_t<__T>;
if constexpr(std::is_pointer_v<__T>){ if constexpr(std::is_pointer_v<__T>){
return py_pointer_cast<__T>(vm, obj); return py_pointer_cast<__T>(vm, obj);
} }else if constexpr(is_py_class<T>::value){
using T = std::decay_t<__T>;
if constexpr(is_py_class<T>::value){
return OBJ_GET(T, obj); return OBJ_GET(T, obj);
}else{
return Discarded();
} }
throw std::runtime_error("bad py_cast() call");
} }
#define VAR(x) py_var(vm, x) #define VAR(x) py_var(vm, x)