| //===-- UseAuto/UseAuto.cpp - Use auto type specifier ---------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// \brief This file provides the implementation of the UseAutoTransform class. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #include "UseAuto.h" |
| #include "UseAutoActions.h" |
| #include "UseAutoMatchers.h" |
| |
| using clang::ast_matchers::MatchFinder; |
| using namespace clang; |
| using namespace clang::tooling; |
| |
| int UseAutoTransform::apply(const clang::tooling::CompilationDatabase &Database, |
| const std::vector<std::string> &SourcePaths) { |
| ClangTool UseAutoTool(Database, SourcePaths); |
| |
| unsigned AcceptedChanges = 0; |
| |
| MatchFinder Finder; |
| ReplacementsVec Replaces; |
| IteratorReplacer ReplaceIterators(AcceptedChanges, Options().MaxRiskLevel, |
| /*Owner=*/ *this); |
| NewReplacer ReplaceNew(AcceptedChanges, Options().MaxRiskLevel, |
| /*Owner=*/ *this); |
| |
| Finder.addMatcher(makeIteratorDeclMatcher(), &ReplaceIterators); |
| Finder.addMatcher(makeDeclWithNewMatcher(), &ReplaceNew); |
| |
| if (int Result = UseAutoTool.run(createActionFactory(Finder))) { |
| llvm::errs() << "Error encountered during translation.\n"; |
| return Result; |
| } |
| |
| setAcceptedChanges(AcceptedChanges); |
| |
| return 0; |
| } |
| |
| struct UseAutoFactory : TransformFactory { |
| UseAutoFactory() { |
| Since.Clang = Version(2, 9); |
| Since.Gcc = Version(4, 4); |
| Since.Icc = Version(12); |
| Since.Msvc = Version(10); |
| } |
| |
| Transform *createTransform(const TransformOptions &Opts) override { |
| return new UseAutoTransform(Opts); |
| } |
| }; |
| |
| // Register the factory using this statically initialized variable. |
| static TransformFactoryRegistry::Add<UseAutoFactory> |
| X("use-auto", "Use of 'auto' type specifier"); |
| |
| // This anchor is used to force the linker to link in the generated object file |
| // and thus register the factory. |
| volatile int UseAutoTransformAnchorSource = 0; |