56 lines
1.4 KiB
C++
56 lines
1.4 KiB
C++
#pragma once
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#include "type.h"
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namespace refl {
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class UClass;
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class Container;
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class FieldPtr;
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struct Any;
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template<typename T>
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concept is_not_any_v = !std::is_same_v<args_type_t<T>, Any>;
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struct Any {
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public:
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const void* ptr;
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const UClass* cls;
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public:
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constexpr Any() noexcept: ptr(nullptr), cls(nullptr) {}
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constexpr Any(const void* ptr, const UClass* cls) noexcept : ptr(ptr), cls(cls) {}
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template<is_not_any_v T>
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constexpr Any(T&& v) noexcept : ptr(&v), cls(meta_info<T>()) {}
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template<is_not_any_v T>
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constexpr Any(T* v) noexcept : ptr(v), cls(meta_info<T>()) {}
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template<typename T>//参数 T* => T*
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constexpr inline T CastTo() const {
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if constexpr (std::is_pointer_v<T>) {
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return (T)ptr;
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}
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else if constexpr (std::is_reference_v<T>) {
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using RT = std::remove_reference_t<T>;
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return *(RT*)ptr;
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}
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else {
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return *(T*)ptr;
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}
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}
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public:
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operator span<Any>() const {
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return span<Any>{(Any*)this, 1};
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}
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operator Container()const;
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operator bool()const { return cls && ptr; }
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bool Check(const UClass* parent) const;
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template<typename T>
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T FindVtable(Name name)const;
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bool Construct(span<Any> ArgsList) const;
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Any New(pmr::memory_resource* pool)const;
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Any Member(const FieldPtr& field)const;
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Any Member(int i)const;
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Any Parent()const;
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bool IsArray()const;
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bool IsObject()const;
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bool IsContainer()const;
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bool IsSequence()const;
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bool IsMap()const;
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};
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} |