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vczh
2021-10-31 05:04:06 -07:00
parent de69ab2254
commit fb43767139
2 changed files with 77 additions and 18 deletions
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Import/Vlpp.h
+1 -4
View File
@@ -2200,10 +2200,7 @@ Interfaces
virtual IEnumerator<T>* CreateEnumerator() const = 0;
/// <summary>Get the underlying collection object.</summary>
/// <returns>
/// The underlying collection object.
/// It could returns nullptr when <see cref="GetCollectionEntity"/> returns <see cref="CollectionEntity::Unknown"/>.
/// </returns>
/// <returns>The underlying collection object, could be nullptr.</returns>
virtual const Object* GetCollectionObject() const = 0;
/// <summary>Get the associated collection reference.</summary>
Import/VlppReflection.h
+76 -14
View File
@@ -2957,6 +2957,10 @@ Collections
/// <returns>The enumerator.</returns>
virtual Ptr<IValueEnumerator> CreateEnumerator() = 0;
/// <summary>Get the underlying collection object, which is boxed to be this interface.</summary>
/// <returns>The underlying collection object, could be nullptr.</returns>
virtual const Object* GetCollectionObject() { return nullptr; }
/// <summary>Create an enumerable from another lazy list.</summary>
/// <returns>The created enumerable.</returns>
/// <param name="values">The lazy list to wrap.</param>
@@ -3377,6 +3381,10 @@ Collections
/// <returns>The reference to the value. It will crash if the key does not exist.</returns>
/// <param name="key">The key to find.</param>
virtual Value Get(const Value& key) = 0;
/// <summary>Get the underlying collection object, which is boxed to be this interface.</summary>
/// <returns>The underlying collection object, could be nullptr.</returns>
virtual const Object* GetCollectionObject() { return nullptr; }
};
/// <summary>
@@ -5833,6 +5841,25 @@ Collection Wrappers
wrapperPointer->CreateEnumerator()
);
}
const Object* GetCollectionObject()override
{
if constexpr (std::is_same_v<typename trait_helper::RemovePtr<T>::Type*, T>)
{
if (wrapperPointer->GetCollectionReference() == this)
{
return wrapperPointer;
}
else
{
return nullptr;
}
}
else
{
return nullptr;
}
}
};
template<typename T>
@@ -6029,6 +6056,25 @@ Collection Wrappers
ValueType result = wrapperPointer->Get(item);
return BoxValue<ValueType>(result);
}
const Object* GetCollectionObject()override
{
if constexpr (std::is_same_v<typename trait_helper::RemovePtr<T>::Type*, T>)
{
if (wrapperPointer->GetCollectionReference() == this)
{
return wrapperPointer;
}
else
{
return nullptr;
}
}
else
{
return nullptr;
}
}
};
#define KEY_VALUE_TYPE typename ValueReadonlyDictionaryWrapper<T>::KeyValueType
@@ -6197,25 +6243,41 @@ Containers
return BoxValue(result, td);
}
template<typename TCollection, typename TValueItf>
Unboxed<TCollection> UnboxCollection(const Ptr<TValueItf>& colref)
template<typename T, typename TValueItf>
Unboxed<T> UnboxCollection(const Ptr<TValueItf>& colref)
{
auto collection = new TCollection();
auto lazyList = GetLazyList<typename TCollection::ElementType>(colref);
collections::CopyFrom(*collection, lazyList);
return { collection, true };
using TCollection = std::remove_const_t<T>;
if (auto colobj = dynamic_cast<TCollection*>(const_cast<Object*>(colref->GetCollectionObject())))
{
return { colobj,false };
}
else
{
auto collection = new TCollection();
auto lazyList = GetLazyList<typename TCollection::ElementType>(colref);
collections::CopyFrom(*collection, lazyList);
return { collection, true };
}
}
template<typename TCollection, typename TValueItf>
Unboxed<TCollection> UnboxDictionary(const Ptr<TValueItf>& colref)
template<typename T, typename TValueItf>
Unboxed<T> UnboxDictionary(const Ptr<TValueItf>& colref)
{
auto collection = new TCollection();
auto lazyList = GetLazyList<
typename TCollection::KeyContainer::ElementType,
typename TCollection::ValueContainer::ElementType
using TCollection = std::remove_const_t<T>;
if (auto colobj = dynamic_cast<TCollection*>(const_cast<Object*>(colref->GetCollectionObject())))
{
return { colobj,false };
}
else
{
auto collection = new TCollection();
auto lazyList = GetLazyList<
typename TCollection::KeyContainer::ElementType,
typename TCollection::ValueContainer::ElementType
>(colref);
collections::CopyFrom(*collection, lazyList);
return { collection, true };
collections::CopyFrom(*collection, lazyList);
return { collection, true };
}
}
template<typename T>