66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
#include "detail/uclass.inl"
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#include "detail/view.inl"
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#include "detail/field.inl"
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#include "std/sarray.h"
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namespace refl {
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template<typename T, typename Obj>
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consteval FieldPtr MakeStaticField(T Obj::* ptr, Name name) {
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FieldPtr::Default value;
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Offset offset = 0;
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FieldPtr::Data member = { offset };
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constexpr uint32_t flag = FIELD_MEMBER_FLAG | FIELD_ATTRIBUTE_FLAG;
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return { name, &TypeInfo<T>::StaticClass, member, value, flag };
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}
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template<typename R, typename ...Args>
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consteval FieldPtr MakeStaticField(R(*ptr)(Args...), Name name, const sarray<ArgsValue>& args = {}) {
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uint32_t flag = FIELD_METHOD_FLAG;
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FieldPtr::Default value;
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Offset offset = ArgsValueList::GetArgsSize(args);
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FieldPtr::Data method = { offset };
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return { name, &TypeInfo<real_type_t<R>(*)(real_type_t<Args>...)>::StaticClass, method, value, flag };
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}
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template<typename T, typename R, typename ...Args>
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consteval FieldPtr MakeStaticField(R(T::* ptr)(Args...), Name name, const sarray<ArgsValue>& args = {}) {
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uint32_t flag = FIELD_MEMBER_FLAG | FIELD_METHOD_FLAG;
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FieldPtr::Default value;
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Offset offset = ArgsValueList::GetArgsSize(args);
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FieldPtr::Data method = { offset };
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return { name, &TypeInfo<real_type_t<R>(*)(const void*,real_type_t<Args>...)>::StaticClass, method, value,flag };
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}
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//用处不大---------------begin
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template<typename T>
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consteval int GetStaticFieldID(Name name) {
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auto fields = T::__MakeStaticFields();
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auto first = fields.begin();
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for (auto& field : fields) {
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if (field.name == name) {
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return &field - &*first;
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}
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}
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return 0;
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}
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template<typename T>
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consteval int GetStaticFieldID(bool(* fptr)(FieldPtr)) {
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auto fields = T::__MakeStaticFields();
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auto first = fields.begin();
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for (auto& field : fields) {
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if (fptr(field)) {
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return &field - &*first;
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}
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}
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return 0;
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}
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template<typename T, auto name>
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consteval auto GetStaticField() {
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constexpr auto fields = T::__StaticFields();
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using AutoType = decltype(name);
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if constexpr (std::is_same_v<AutoType, int>) {
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return std::get<name>(fields);
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}
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else {
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constexpr auto id = GetStaticFieldID<T>(Name(name.Data()));
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return std::get<id>(fields);
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}
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}
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//用处不大---------------end
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} |