llvm/clang/tools/clang-rename/ClangRename.cpp

//===--- tools/extra/clang-rename/ClangRename.cpp - Clang rename tool -----===//
//
// 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
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file implements a clang-rename tool that automatically finds and
/// renames symbols in C++ code.
///
//===----------------------------------------------------------------------===//

#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/DiagnosticOptions.h"
#include "clang/Basic/FileManager.h"
#include "clang/Basic/IdentifierTable.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/TokenKinds.h"
#include "clang/Frontend/TextDiagnosticPrinter.h"
#include "clang/Rewrite/Core/Rewriter.h"
#include "clang/Tooling/CommonOptionsParser.h"
#include "clang/Tooling/Refactoring.h"
#include "clang/Tooling/Refactoring/Rename/RenamingAction.h"
#include "clang/Tooling/Refactoring/Rename/USRFindingAction.h"
#include "clang/Tooling/ReplacementsYaml.h"
#include "clang/Tooling/Tooling.h"
#include "llvm/ADT/IntrusiveRefCntPtr.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"
#include <string>
#include <system_error>

usingnamespacellvm;
usingnamespaceclang;

/// An oldname -> newname rename.
struct RenameAllInfo { … };

LLVM_YAML_IS_SEQUENCE_VECTOR(RenameAllInfo)

namespace llvm {
namespace yaml {

/// Specialized MappingTraits to describe how a RenameAllInfo is
/// (de)serialized.
template <> struct MappingTraits<RenameAllInfo> { … };

} // end namespace yaml
} // end namespace llvm

static cl::OptionCategory ClangRenameOptions("clang-rename common options");

static cl::list<unsigned> SymbolOffsets(
    "offset",
    cl::desc("Locates the symbol by offset as opposed to <line>:<column>."),
    cl::cat(ClangRenameOptions));
static cl::opt<bool> Inplace("i", cl::desc("Overwrite edited <file>s."),
                             cl::cat(ClangRenameOptions));
static cl::list<std::string>
    QualifiedNames("qualified-name",
                   cl::desc("The fully qualified name of the symbol."),
                   cl::cat(ClangRenameOptions));

static cl::list<std::string>
    NewNames("new-name", cl::desc("The new name to change the symbol to."),
             cl::cat(ClangRenameOptions));
static cl::opt<bool> PrintName(
    "pn",
    cl::desc("Print the found symbol's name prior to renaming to stderr."),
    cl::cat(ClangRenameOptions));
static cl::opt<bool> PrintLocations(
    "pl", cl::desc("Print the locations affected by renaming to stderr."),
    cl::cat(ClangRenameOptions));
static cl::opt<std::string>
    ExportFixes("export-fixes",
                cl::desc("YAML file to store suggested fixes in."),
                cl::value_desc("filename"), cl::cat(ClangRenameOptions));
static cl::opt<std::string>
    Input("input", cl::desc("YAML file to load oldname-newname pairs from."),
          cl::Optional, cl::cat(ClangRenameOptions));
static cl::opt<bool> Force("force",
                           cl::desc("Ignore nonexistent qualified names."),
                           cl::cat(ClangRenameOptions));

int main(int argc, const char **argv) { … }