//===--- Lookup.h - Framework for clang refactoring tools --*- C++ -*------===//
 
//
 
// 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
 
//
 
//===----------------------------------------------------------------------===//
 
//
 
//  This file defines helper methods for clang tools performing name lookup.
 
//
 
//===----------------------------------------------------------------------===//
 
 
 
#ifndef LLVM_CLANG_TOOLING_REFACTORING_LOOKUP_H
 
#define LLVM_CLANG_TOOLING_REFACTORING_LOOKUP_H
 
 
 
#include "clang/Basic/LLVM.h"
 
#include "clang/Basic/SourceLocation.h"
 
#include <string>
 
 
 
namespace clang {
 
 
 
class DeclContext;
 
class NamedDecl;
 
class NestedNameSpecifier;
 
 
 
namespace tooling {
 
 
 
/// Emulate a lookup to replace one nested name specifier with another using as
 
/// few additional namespace qualifications as possible.
 
///
 
/// This does not perform a full C++ lookup so ADL will not work.
 
///
 
/// \param Use The nested name to be replaced.
 
/// \param UseLoc The location of name to be replaced.
 
/// \param UseContext The context in which the nested name is contained. This
 
///                   will be used to minimize namespace qualifications.
 
/// \param FromDecl The declaration to which the nested name points.
 
/// \param ReplacementString The replacement nested name. Must be fully
 
///                          qualified including a leading "::".
 
/// \returns The new name to be inserted in place of the current nested name.
 
std::string replaceNestedName(const NestedNameSpecifier *Use,
 
                              SourceLocation UseLoc,
 
                              const DeclContext *UseContext,
 
                              const NamedDecl *FromDecl,
 
                              StringRef ReplacementString);
 
 
 
} // end namespace tooling
 
} // end namespace clang
 
 
 
#endif // LLVM_CLANG_TOOLING_REFACTORING_LOOKUP_H