llvm/lldb/source/Plugins/Language/CPlusPlus/LibCxxSliceArray.cpp

//===-- LibCxxSliceArray.cpp-----------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "LibCxx.h"

#include "lldb/Core/ValueObject.h"
#include "lldb/DataFormatters/FormattersHelpers.h"
#include <optional>

usingnamespacelldb;
usingnamespacelldb_private;
usingnamespacelldb_private::formatters;

namespace lldb_private {
namespace formatters {

bool LibcxxStdSliceArraySummaryProvider(ValueObject &valobj, Stream &stream,
                                        const TypeSummaryOptions &options) { … }

/// Data formatter for libc++'s std::slice_array.
///
/// A slice_array is created by using:
///   operator[](std::slice slicearr);
/// and std::slice is created by:
///   slice(std::size_t start, std::size_t size, std::size_t stride);
/// The std::slice_array has the following members:
/// - __vp_ points to std::valarray::__begin_ + @a start
/// - __size_ is @a size
/// - __stride_is @a stride
class LibcxxStdSliceArraySyntheticFrontEnd : public SyntheticChildrenFrontEnd { … };

} // namespace formatters
} // namespace lldb_private

lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::
    LibcxxStdSliceArraySyntheticFrontEnd(lldb::ValueObjectSP valobj_sp)
    : … { … }

lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::
    ~LibcxxStdSliceArraySyntheticFrontEnd() { … }

llvm::Expected<uint32_t> lldb_private::formatters::
    LibcxxStdSliceArraySyntheticFrontEnd::CalculateNumChildren() { … }

lldb::ValueObjectSP
lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::GetChildAtIndex(
    uint32_t idx) { … }

lldb::ChildCacheState
lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::Update() { … }

bool lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::
    MightHaveChildren() { … }

size_t lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::
    GetIndexOfChildWithName(ConstString name) { … }

lldb_private::SyntheticChildrenFrontEnd *
lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEndCreator(
    CXXSyntheticChildren *, lldb::ValueObjectSP valobj_sp) { … }