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      1 //===-- FrontendActions.h - Useful Frontend Actions -------------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #ifndef LLVM_CLANG_REWRITE_FRONTENDACTIONS_H
     11 #define LLVM_CLANG_REWRITE_FRONTENDACTIONS_H
     12 
     13 #include "clang/Frontend/FrontendAction.h"
     14 
     15 namespace clang {
     16 class FixItRewriter;
     17 class FixItOptions;
     18 
     19 //===----------------------------------------------------------------------===//
     20 // AST Consumer Actions
     21 //===----------------------------------------------------------------------===//
     22 
     23 class HTMLPrintAction : public ASTFrontendAction {
     24 protected:
     25   ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
     26                                  StringRef InFile) override;
     27 };
     28 
     29 class FixItAction : public ASTFrontendAction {
     30 protected:
     31   std::unique_ptr<FixItRewriter> Rewriter;
     32   std::unique_ptr<FixItOptions> FixItOpts;
     33 
     34   ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
     35                                  StringRef InFile) override;
     36 
     37   bool BeginSourceFileAction(CompilerInstance &CI,
     38                              StringRef Filename) override;
     39 
     40   void EndSourceFileAction() override;
     41 
     42   bool hasASTFileSupport() const override { return false; }
     43 
     44 public:
     45   FixItAction();
     46   ~FixItAction();
     47 };
     48 
     49 /// \brief Emits changes to temporary files and uses them for the original
     50 /// frontend action.
     51 class FixItRecompile : public WrapperFrontendAction {
     52 public:
     53   FixItRecompile(FrontendAction *WrappedAction)
     54     : WrapperFrontendAction(WrappedAction) {}
     55 
     56 protected:
     57   bool BeginInvocation(CompilerInstance &CI) override;
     58 };
     59 
     60 class RewriteObjCAction : public ASTFrontendAction {
     61 protected:
     62   ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
     63                                  StringRef InFile) override;
     64 };
     65 
     66 class RewriteMacrosAction : public PreprocessorFrontendAction {
     67 protected:
     68   void ExecuteAction() override;
     69 };
     70 
     71 class RewriteTestAction : public PreprocessorFrontendAction {
     72 protected:
     73   void ExecuteAction() override;
     74 };
     75 
     76 class RewriteIncludesAction : public PreprocessorFrontendAction {
     77 protected:
     78   void ExecuteAction() override;
     79 };
     80 
     81 }  // end namespace clang
     82 
     83 #endif
     84