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      1 //===--- ARCMTActions.cpp - ARC Migrate Tool 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 #include "clang/ARCMigrate/ARCMTActions.h"
     11 #include "clang/ARCMigrate/ARCMT.h"
     12 #include "clang/Frontend/CompilerInstance.h"
     13 
     14 using namespace clang;
     15 using namespace arcmt;
     16 
     17 bool CheckAction::BeginInvocation(CompilerInstance &CI) {
     18   if (arcmt::checkForManualIssues(CI.getInvocation(), getCurrentInput(),
     19                                   CI.getDiagnostics().getClient()))
     20     return false; // errors, stop the action.
     21 
     22   // We only want to see warnings reported from arcmt::checkForManualIssues.
     23   CI.getDiagnostics().setIgnoreAllWarnings(true);
     24   return true;
     25 }
     26 
     27 CheckAction::CheckAction(FrontendAction *WrappedAction)
     28   : WrapperFrontendAction(WrappedAction) {}
     29 
     30 bool ModifyAction::BeginInvocation(CompilerInstance &CI) {
     31   return !arcmt::applyTransformations(CI.getInvocation(), getCurrentInput(),
     32                                       CI.getDiagnostics().getClient());
     33 }
     34 
     35 ModifyAction::ModifyAction(FrontendAction *WrappedAction)
     36   : WrapperFrontendAction(WrappedAction) {}
     37 
     38 bool MigrateAction::BeginInvocation(CompilerInstance &CI) {
     39   if (arcmt::migrateWithTemporaryFiles(CI.getInvocation(),
     40                                        getCurrentInput(),
     41                                        CI.getDiagnostics().getClient(),
     42                                        MigrateDir,
     43                                        EmitPremigrationARCErros,
     44                                        PlistOut))
     45     return false; // errors, stop the action.
     46 
     47   // We only want to see diagnostics emitted by migrateWithTemporaryFiles.
     48   CI.getDiagnostics().setIgnoreAllWarnings(true);
     49   return true;
     50 }
     51 
     52 MigrateAction::MigrateAction(FrontendAction *WrappedAction,
     53                              StringRef migrateDir,
     54                              StringRef plistOut,
     55                              bool emitPremigrationARCErrors)
     56   : WrapperFrontendAction(WrappedAction), MigrateDir(migrateDir),
     57     PlistOut(plistOut), EmitPremigrationARCErros(emitPremigrationARCErrors) {
     58   if (MigrateDir.empty())
     59     MigrateDir = "."; // user current directory if none is given.
     60 }
     61