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//===-- SwiftHashedContainer.h ----------------------------------*- C++ -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_SwiftHashedContainer_h_
#define liblldb_SwiftHashedContainer_h_
#include "lldb/lldb-enumerations.h"
#include "lldb/lldb-forward.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/DataFormatters/FormatClasses.h"
#include "lldb/DataFormatters/TypeSummary.h"
#include "lldb/DataFormatters/TypeSynthetic.h"
#include "lldb/Symbol/CompilerType.h"
#include "lldb/Target/Target.h"
#include <functional>
namespace lldb_private {
namespace formatters {
namespace swift {
class HashedStorageHandler;
typedef std::unique_ptr<HashedStorageHandler> HashedStorageHandlerUP;
class HashedCollectionConfig {
public:
void RegisterSummaryProviders(
lldb::TypeCategoryImplSP swift_category_sp,
TypeSummaryImpl::Flags flags) const;
void RegisterSyntheticChildrenCreators(
lldb::TypeCategoryImplSP swift_category_sp,
SyntheticChildren::Flags flags) const;
bool IsNativeStorageName(ConstString name) const;
bool IsEmptyStorageName(ConstString name) const;
bool IsDeferredBridgedStorageName(ConstString name) const;
HashedStorageHandlerUP
CreateHandler(ValueObject &valobj) const;
virtual ~HashedCollectionConfig() = default;
private:
HashedStorageHandlerUP
CreateEmptyHandler(CompilerType elem_type = CompilerType()) const;
HashedStorageHandlerUP
_CreateNativeHandler(
lldb::ValueObjectSP storage_sp,
CompilerType key_type,
CompilerType value_type) const;
HashedStorageHandlerUP
CreateNativeHandler(
lldb::ValueObjectSP value_sp,
lldb::ValueObjectSP storage_sp) const;
HashedStorageHandlerUP
CreateCocoaHandler(lldb::ValueObjectSP storage_sp) const;
lldb::ValueObjectSP
StorageObjectAtAddress(
const ExecutionContext &exe_ctx,
lldb::addr_t address) const;
lldb::ValueObjectSP
CocoaObjectAtAddress(
const ExecutionContext &exe_ctx,
lldb::addr_t address) const;
protected:
HashedCollectionConfig() {}
virtual CXXFunctionSummaryFormat::Callback
GetSummaryProvider() const = 0;
virtual CXXSyntheticChildren::CreateFrontEndCallback
GetSyntheticChildrenCreator() const = 0;
virtual CXXSyntheticChildren::CreateFrontEndCallback
GetCocoaSyntheticChildrenCreator() const = 0;
ConstString m_summaryProviderName;
ConstString m_syntheticChildrenName;
ConstString m_collection_demangledRegex;
ConstString m_nativeStorageRoot_mangled;
ConstString m_nativeStorageRoot_demangled;
ConstString m_nativeStorage_mangledRegex_ObjC;
ConstString m_nativeStorage_demangledPrefix;
ConstString m_nativeStorage_demangledRegex;
ConstString m_emptyStorage_mangled_ObjC;
ConstString m_emptyStorage_demangled;
ConstString m_deferredBridgedStorage_mangledRegex_ObjC;
ConstString m_deferredBridgedStorage_demangledPrefix;
ConstString m_deferredBridgedStorage_demangledRegex;
};
// Some part of the buffer handling logic needs to be shared between summary and
// synthetic children
// If I was only making synthetic children, this would be best modelled as
// different FrontEnds
class HashedStorageHandler {
public:
virtual size_t GetCount() = 0;
virtual CompilerType GetElementType() = 0;
virtual lldb::ValueObjectSP GetElementAtIndex(size_t) = 0;
virtual bool IsValid() = 0;
virtual ~HashedStorageHandler() {}
};
class HashedSyntheticChildrenFrontEnd : public SyntheticChildrenFrontEnd {
public:
HashedSyntheticChildrenFrontEnd(const HashedCollectionConfig &config,
lldb::ValueObjectSP valobj_sp);
llvm::Expected<uint32_t> CalculateNumChildren() override;
lldb::ValueObjectSP GetChildAtIndex(uint32_t idx) override;
lldb::ChildCacheState Update() override;
bool MightHaveChildren() override;
size_t GetIndexOfChildWithName(ConstString name) override;
private:
const HashedCollectionConfig &m_config;
HashedStorageHandlerUP m_buffer;
};
}
}
}
#endif // liblldb_SwiftHashedContainer_h_
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