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Diffstat (limited to 'dev/kernel/NeKit/ErrorOr.h')
| -rw-r--r-- | dev/kernel/NeKit/ErrorOr.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/dev/kernel/NeKit/ErrorOr.h b/dev/kernel/NeKit/ErrorOr.h new file mode 100644 index 00000000..d7751b7e --- /dev/null +++ b/dev/kernel/NeKit/ErrorOr.h @@ -0,0 +1,56 @@ +/* + * ======================================================== + * + * NeKernel + * Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. + * + * ======================================================== + */ + +#pragma once + +#include <NeKit/Defines.h> +#include <NeKit/Ref.h> + +namespace Kernel { +using ErrorT = UInt; + +template <typename T> +class ErrorOr final { + public: + ErrorOr() = default; + ~ErrorOr() = default; + + public: + explicit ErrorOr(Int32 err) : mId(err) {} + + explicit ErrorOr(nullPtr Null) {} + + explicit ErrorOr(T* Class) : mRef(Class) {} + + explicit ErrorOr(T Class) : mRef(Class) {} + + ErrorOr& operator=(const ErrorOr&) = default; + ErrorOr(const ErrorOr&) = default; + + ErrorOr& operator=(const Ref<T>& refErr) { + mRef = refErr; + return *this; + } + + Ref<T>& Leak() { return mRef; } + + Int32 Error() { return mId; } + + operator bool() { return mRef; } + + BOOL HasError() { return this->mId > 0; } + + private: + Ref<T> mRef; + UInt32 mId{0}; +}; + +using ErrorOrAny = ErrorOr<voidPtr>; + +} // namespace Kernel |
