| //===--- FrontendActions.cpp ----------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/Rewrite/FrontendActions.h" |
| #include "clang/AST/ASTConsumer.h" |
| #include "clang/Lex/Preprocessor.h" |
| #include "clang/Parse/Parser.h" |
| #include "clang/Basic/FileManager.h" |
| #include "clang/Frontend/CompilerInstance.h" |
| #include "clang/Frontend/FrontendDiagnostic.h" |
| #include "clang/Frontend/Utils.h" |
| #include "clang/Rewrite/ASTConsumers.h" |
| #include "clang/Rewrite/FixItRewriter.h" |
| #include "clang/Rewrite/Rewriters.h" |
| #include "llvm/ADT/OwningPtr.h" |
| #include "llvm/Support/raw_ostream.h" |
| #include "llvm/Support/Path.h" |
| using namespace clang; |
| |
| //===----------------------------------------------------------------------===// |
| // AST Consumer Actions |
| //===----------------------------------------------------------------------===// |
| |
| ASTConsumer *HTMLPrintAction::CreateASTConsumer(CompilerInstance &CI, |
| StringRef InFile) { |
| if (raw_ostream *OS = CI.createDefaultOutputFile(false, InFile)) |
| return CreateHTMLPrinter(OS, CI.getPreprocessor()); |
| return 0; |
| } |
| |
| FixItAction::FixItAction() {} |
| FixItAction::~FixItAction() {} |
| |
| ASTConsumer *FixItAction::CreateASTConsumer(CompilerInstance &CI, |
| StringRef InFile) { |
| return new ASTConsumer(); |
| } |
| |
| namespace { |
| class FixItRewriteInPlace : public FixItOptions { |
| public: |
| std::string RewriteFilename(const std::string &Filename) { return Filename; } |
| }; |
| |
| class FixItActionSuffixInserter : public FixItOptions { |
| std::string NewSuffix; |
| |
| public: |
| FixItActionSuffixInserter(std::string NewSuffix, bool FixWhatYouCan) |
| : NewSuffix(NewSuffix) { |
| this->FixWhatYouCan = FixWhatYouCan; |
| } |
| |
| std::string RewriteFilename(const std::string &Filename) { |
| llvm::SmallString<128> Path(Filename); |
| llvm::sys::path::replace_extension(Path, |
| NewSuffix + llvm::sys::path::extension(Path)); |
| return Path.str(); |
| } |
| }; |
| } // end anonymous namespace |
| |
| bool FixItAction::BeginSourceFileAction(CompilerInstance &CI, |
| StringRef Filename) { |
| const FrontendOptions &FEOpts = getCompilerInstance().getFrontendOpts(); |
| if (!FEOpts.FixItSuffix.empty()) { |
| FixItOpts.reset(new FixItActionSuffixInserter(FEOpts.FixItSuffix, |
| FEOpts.FixWhatYouCan)); |
| } else { |
| FixItOpts.reset(new FixItRewriteInPlace); |
| FixItOpts->FixWhatYouCan = FEOpts.FixWhatYouCan; |
| } |
| Rewriter.reset(new FixItRewriter(CI.getDiagnostics(), CI.getSourceManager(), |
| CI.getLangOpts(), FixItOpts.get())); |
| return true; |
| } |
| |
| void FixItAction::EndSourceFileAction() { |
| // Otherwise rewrite all files. |
| Rewriter->WriteFixedFiles(); |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Preprocessor Actions |
| //===----------------------------------------------------------------------===// |
| |
| ASTConsumer *RewriteObjCAction::CreateASTConsumer(CompilerInstance &CI, |
| StringRef InFile) { |
| if (raw_ostream *OS = CI.createDefaultOutputFile(false, InFile, "cpp")) |
| return CreateObjCRewriter(InFile, OS, |
| CI.getDiagnostics(), CI.getLangOpts(), |
| CI.getDiagnosticOpts().NoRewriteMacros); |
| return 0; |
| } |
| |
| void RewriteMacrosAction::ExecuteAction() { |
| CompilerInstance &CI = getCompilerInstance(); |
| raw_ostream *OS = CI.createDefaultOutputFile(true, getCurrentFile()); |
| if (!OS) return; |
| |
| RewriteMacrosInInput(CI.getPreprocessor(), OS); |
| } |
| |
| void RewriteTestAction::ExecuteAction() { |
| CompilerInstance &CI = getCompilerInstance(); |
| raw_ostream *OS = CI.createDefaultOutputFile(false, getCurrentFile()); |
| if (!OS) return; |
| |
| DoRewriteTest(CI.getPreprocessor(), OS); |
| } |