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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 // |
| 5 // Performs simple cleanups of base::Value API usage. |
| 6 |
| 7 #include <assert.h> |
| 8 #include <memory> |
| 9 #include <string> |
| 10 |
| 11 #include "clang/ASTMatchers/ASTMatchFinder.h" |
| 12 #include "clang/Basic/CharInfo.h" |
| 13 #include "clang/Basic/SourceManager.h" |
| 14 #include "clang/Frontend/FrontendActions.h" |
| 15 #include "clang/Lex/Lexer.h" |
| 16 #include "clang/Tooling/CommonOptionsParser.h" |
| 17 #include "clang/Tooling/Refactoring.h" |
| 18 #include "clang/Tooling/Tooling.h" |
| 19 #include "llvm/Support/CommandLine.h" |
| 20 #include "llvm/Support/TargetSelect.h" |
| 21 |
| 22 #include "ListValueRewriter.h" |
| 23 |
| 24 using namespace clang::ast_matchers; |
| 25 using clang::tooling::CommonOptionsParser; |
| 26 using clang::tooling::Replacement; |
| 27 using clang::tooling::Replacements; |
| 28 using llvm::StringRef; |
| 29 |
| 30 static llvm::cl::extrahelp common_help(CommonOptionsParser::HelpMessage); |
| 31 |
| 32 int main(int argc, const char* argv[]) { |
| 33 // TODO(dcheng): Clang tooling should do this itself. |
| 34 // http://llvm.org/bugs/show_bug.cgi?id=21627 |
| 35 llvm::InitializeNativeTarget(); |
| 36 llvm::InitializeNativeTargetAsmParser(); |
| 37 llvm::cl::OptionCategory category( |
| 38 "value_cleanup: Cleanup deprecated base::Value APIs."); |
| 39 CommonOptionsParser options(argc, argv, category); |
| 40 clang::tooling::ClangTool tool(options.getCompilations(), |
| 41 options.getSourcePathList()); |
| 42 |
| 43 MatchFinder match_finder; |
| 44 Replacements replacements; |
| 45 |
| 46 ListValueRewriter list_value_rewriter(&replacements); |
| 47 list_value_rewriter.RegisterMatchers(&match_finder); |
| 48 |
| 49 std::unique_ptr<clang::tooling::FrontendActionFactory> factory = |
| 50 clang::tooling::newFrontendActionFactory(&match_finder); |
| 51 int result = tool.run(factory.get()); |
| 52 if (result != 0) |
| 53 return result; |
| 54 |
| 55 // Serialization format is documented in tools/clang/scripts/run_tool.py |
| 56 llvm::outs() << "==== BEGIN EDITS ====\n"; |
| 57 for (const auto& r : replacements) { |
| 58 std::string replacement_text = r.getReplacementText().str(); |
| 59 std::replace(replacement_text.begin(), replacement_text.end(), '\n', '\0'); |
| 60 llvm::outs() << "r:::" << r.getFilePath() << ":::" << r.getOffset() |
| 61 << ":::" << r.getLength() << ":::" << replacement_text << "\n"; |
| 62 } |
| 63 llvm::outs() << "==== END EDITS ====\n"; |
| 64 |
| 65 return 0; |
| 66 } |
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