RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 06:47:35 +00:00
Code Issues Activity Actions

AK: Move Handle from LibCore and name it MaybeOwned

Browse source 
The new name should make it abundantly clear what it does.
This commit is contained in:
Tim Schumacher 2023-01-22 04:24:18 +01:00 • committed by Andrew Kaster
parent 5fa590de71
commit 5f2ea31816
16 changed files with 115 additions and 92 deletions
Download patch file Download diff file Expand all files Collapse all files

42
Userland/Libraries/LibCore/Stream.h
View file

@ -27,48 +27,6 @@
namespace Core::Stream {
template<DerivedFrom<Core::Stream::Stream> T>
class Handle {
public:
template<DerivedFrom<T> U>
Handle(NonnullOwnPtr<U> handle)
: m_handle(adopt_own<T>(*handle.leak_ptr()))
{
}
// This is made `explicit` to not accidentally create a non-owning Handle,
// which may not always be intended.
explicit Handle(T& handle)
: m_handle(&handle)
{
}
T* ptr()
{
if (m_handle.template has<T*>())
return m_handle.template get<T*>();
else
return m_handle.template get<NonnullOwnPtr<T>>();
}
T const* ptr() const
{
if (m_handle.template has<T*>())
return m_handle.template get<T*>();
else
return m_handle.template get<NonnullOwnPtr<T>>();
}
T* operator->() { return ptr(); }
T const* operator->() const { return ptr(); }
T& operator*() { return *ptr(); }
T const& operator*() const { return *ptr(); }
private:
Variant<NonnullOwnPtr<T>, T*> m_handle;
};
/// The base, abstract class for stream operations. This class defines the
/// operations one can perform on every stream in LibCore.
/// Operations without a sensible default that are unsupported by an implementation