Coverage Report

Created: 2022-01-18 06:27

/Users/buildslave/jenkins/workspace/coverage/llvm-project/lldb/include/lldb/Utility/Baton.h
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//===-- Baton.h -------------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_UTILITY_BATON_H
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#define LLDB_UTILITY_BATON_H
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#include "lldb/lldb-enumerations.h"
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#include "lldb/lldb-public.h"
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#include "llvm/Support/raw_ostream.h"
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#include <memory>
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namespace lldb_private {
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class Stream;
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}
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namespace lldb_private {
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/// \class Baton Baton.h "lldb/Core/Baton.h"
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/// A class designed to wrap callback batons so they can cleanup
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///        any acquired resources
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///
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/// This class is designed to be used by any objects that have a callback
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/// function that takes a baton where the baton might need to
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/// free/delete/close itself.
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///
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/// The default behavior is to not free anything. Subclasses can free any
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/// needed resources in their destructors.
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class Baton {
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public:
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  Baton() = default;
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  virtual ~Baton() = default;
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  virtual void *data() = 0;
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  virtual void GetDescription(llvm::raw_ostream &s,
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                              lldb::DescriptionLevel level,
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                              unsigned indentation) const = 0;
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};
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class UntypedBaton : public Baton {
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public:
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  UntypedBaton(void *Data) : m_data(Data) {}
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  ~UntypedBaton() override {
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    // The default destructor for an untyped baton does NOT attempt to clean up
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    // anything in m_data.
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  }
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  void *data() override { return m_data; }
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  void GetDescription(llvm::raw_ostream &s, lldb::DescriptionLevel level,
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                      unsigned indentation) const override;
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  void *m_data; // Leave baton public for easy access
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};
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template <typename T> class TypedBaton : public Baton {
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public:
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  explicit TypedBaton(std::unique_ptr<T> Item) : Item(std::move(Item)) {}
lldb_private::TypedBaton<lldb_private::BreakpointOptions::CommandData>::TypedBaton(std::__1::unique_ptr<lldb_private::BreakpointOptions::CommandData, std::__1::default_delete<lldb_private::BreakpointOptions::CommandData> >)
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  explicit TypedBaton(std::unique_ptr<T> Item) : Item(std::move(Item)) {}
lldb_private::TypedBaton<lldb_private::WatchpointOptions::CommandData>::TypedBaton(std::__1::unique_ptr<lldb_private::WatchpointOptions::CommandData, std::__1::default_delete<lldb_private::WatchpointOptions::CommandData> >)
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  explicit TypedBaton(std::unique_ptr<T> Item) : Item(std::move(Item)) {}
lldb_private::TypedBaton<lldb::CallbackData>::TypedBaton(std::__1::unique_ptr<lldb::CallbackData, std::__1::default_delete<lldb::CallbackData> >)
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  explicit TypedBaton(std::unique_ptr<T> Item) : Item(std::move(Item)) {}
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  T *getItem() { return Item.get(); }
lldb_private::TypedBaton<lldb_private::BreakpointOptions::CommandData>::getItem()
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  T *getItem() { return Item.get(); }
lldb_private::TypedBaton<lldb::CallbackData>::getItem()
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  T *getItem() { return Item.get(); }
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  const T *getItem() const { return Item.get(); }
lldb_private::TypedBaton<lldb_private::BreakpointOptions::CommandData>::getItem() const
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  const T *getItem() const { return Item.get(); }
lldb_private::TypedBaton<lldb_private::WatchpointOptions::CommandData>::getItem() const
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  const T *getItem() const { return Item.get(); }
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  void *data() override { return Item.get(); }
lldb_private::TypedBaton<lldb_private::BreakpointOptions::CommandData>::data()
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  void *data() override { return Item.get(); }
lldb_private::TypedBaton<lldb_private::WatchpointOptions::CommandData>::data()
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  void *data() override { return Item.get(); }
lldb_private::TypedBaton<lldb::CallbackData>::data()
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  void *data() override { return Item.get(); }
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  void GetDescription(llvm::raw_ostream &s, lldb::DescriptionLevel level,
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                      unsigned indentation) const override {}
Unexecuted instantiation: lldb_private::TypedBaton<lldb_private::BreakpointOptions::CommandData>::GetDescription(llvm::raw_ostream&, lldb::DescriptionLevel, unsigned int) const
Unexecuted instantiation: lldb_private::TypedBaton<lldb_private::WatchpointOptions::CommandData>::GetDescription(llvm::raw_ostream&, lldb::DescriptionLevel, unsigned int) const
Unexecuted instantiation: lldb_private::TypedBaton<lldb::CallbackData>::GetDescription(llvm::raw_ostream&, lldb::DescriptionLevel, unsigned int) const
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protected:
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  std::unique_ptr<T> Item;
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};
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} // namespace lldb_private
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#endif // LLDB_UTILITY_BATON_H