69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
#pragma once
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#include "any.h"
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namespace refl {
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using Offset = uint32_t;
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using Method = void*;
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struct MemberData {
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Offset offset{ 0 };
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Any value;
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Any meta;
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constexpr MemberData() :value(), meta() {}
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constexpr MemberData(const Any& value, const Any& meta = {}) : value(value), meta(meta) {}
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constexpr MemberData(Offset offset, const Any& value, const Any& meta) : offset(offset), value(value), meta(meta) {}
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};
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struct MethodData {
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Method fptr{ nullptr };
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span<Any> value;
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Any meta;
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constexpr MethodData() :value(), meta() {}
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constexpr MethodData(span<Any> value, const Any& meta = {}) : value(value), meta(meta) {}
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constexpr MethodData(Method fptr, span<Any> value, const Any& meta) : fptr(fptr), value(value), meta(meta) {}
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};
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enum FieldFlag :uint32_t {
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FIELD_NONE_FLAG = 0,
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FIELD_MEMBER_FLAG = 1 << 0,
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FIELD_ATTRIBUTE_FLAG = 1 << 1,
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FIELD_METHOD_FLAG = 1 << 2,
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FIELD_METHOD_VALUE_FLAG = 1 << 3,
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FIELD_CTOR_FLAG = 1 << 4,
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};
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struct FieldPtr {
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union Data
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{
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MemberData member;
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MethodData method;
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constexpr Data() : member() {};
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constexpr Data(const MemberData& member) :member(member) {}
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constexpr Data(const MethodData& method) : method(method) {}
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constexpr Data(Offset offset) : member(offset, {}, {}) {}
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constexpr Data(Offset offset, const Any& value, const Any& meta) : member(offset, value, meta) {}
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constexpr Data(Method fptr, span<Any> value, const Any& meta) : method(fptr, value, meta) {}
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};
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Name name;
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const UClass* type{};
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Data data{};
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uint32_t flag{};
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Offset GetOffset() const {
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if (flag & FIELD_ATTRIBUTE_FLAG) {
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return data.member.offset;
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}
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return 0;
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}
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Any GetValue()const {
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if (flag & FIELD_ATTRIBUTE_FLAG)
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return data.member.value;
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return {};
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}
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Any GetMeta()const {
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if (flag & FIELD_ATTRIBUTE_FLAG)
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return data.member.meta;
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if (flag & FIELD_METHOD_FLAG)
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return data.method.meta;
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return {};
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}
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template<typename Func, typename... Args>
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auto Call(Func func, Args&&... args)const;
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template<bool IsSafeMemory = false>
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bool Invoke(span<Any> ArgsList)const;
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};
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} |