AccessibilityScope.h

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// Copyright Epic Games, Inc. All Rights Reserved.
// uLang Compiler Public API
 
#pragma once
 
#include "uLang/Common/Text/UTF8String.h"
#include "uLang/Common/Containers/Array.h"
 
namespace uLang
{
class CClassDefinition;
class CDefinition;
class CInterface;
class CScope;
class CTypeBase;
struct SAccessLevel;
 
struct SDigestScope
{
    bool bEpicInternal{false};
    bool bInternal{false};
};
 
struct SAccessibilityScope
{
    enum class EKind
    {
        Universal,
        EpicInternal,
        Scope
    };
 
    EKind _Kind{ EKind::Universal };
    TArray<const CScope*> _Scopes;
    const CTypeBase* _SuperType{ nullptr };
 
    bool IsUniversal() const       { return _Kind == SAccessibilityScope::EKind::Universal; }
    bool IsEpicInternal() const { return _Kind == SAccessibilityScope::EKind::EpicInternal; }
 
    bool IsVisibleInDigest(SDigestScope DigestScope) const
    {
        switch (_Kind)
        {
        case EKind::Universal: return true;
        case EKind::EpicInternal: return DigestScope.bEpicInternal;
        case EKind::Scope: return DigestScope.bInternal;
        default:
            ULANG_UNREACHABLE();
        }
    }
 
    bool IsMoreAccessibleThan(const SAccessibilityScope& Other, const uint32_t UploadedAtFnVersion) const { return !IsSubsetOf(Other, UploadedAtFnVersion); }
    bool IsLessAccessibleThan(const SAccessibilityScope& Other, const uint32_t UploadedAtFnVersion) const { return Other.IsMoreAccessibleThan(*this, UploadedAtFnVersion); }
    VERSECOMPILER_API bool IsSubsetOf(const SAccessibilityScope& Other, const uint32_t UploadedAtFnVersion) const;
    VERSECOMPILER_API CUTF8String Describe() const;
};
 
VERSECOMPILER_API SAccessibilityScope GetAccessibilityScope(const CDefinition& Definition, const SAccessLevel& InitialAccessLevel);
VERSECOMPILER_API SAccessibilityScope GetAccessibilityScope(const CDefinition& Definition);
 
VERSECOMPILER_API SAccessibilityScope GetConstructorAccessibilityScope(const CClassDefinition& Class);
VERSECOMPILER_API SAccessibilityScope GetConstructorAccessibilityScope(const CInterface& Interface);
 
} // namespace uLang