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//===-- AddOverride/AddOverride.cpp - add C++11 override -------*- C++ -*-===//
//
// 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 AddOverrideTransform
/// class.
///
//===----------------------------------------------------------------------===//
#include "AddOverride.h"
#include "AddOverrideActions.h"
#include "AddOverrideMatchers.h"
#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/FrontendActions.h"
#include "clang/Rewrite/Core/Rewriter.h"
#include "clang/Tooling/Refactoring.h"
#include "clang/Tooling/Tooling.h"
using clang::ast_matchers::MatchFinder;
using namespace clang::tooling;
using namespace clang;
namespace cl = llvm::cl;
static cl::opt<bool> DetectMacros(
"override-macros",
cl::desc("Detect and use macros that expand to the 'override' keyword."),
cl::cat(TransformsOptionsCategory));
int AddOverrideTransform::apply(FileOverrides &InputStates,
const CompilationDatabase &Database,
const std::vector<std::string> &SourcePaths) {
ClangTool AddOverrideTool(Database, SourcePaths);
unsigned AcceptedChanges = 0;
MatchFinder Finder;
AddOverrideFixer Fixer(getReplacements(), AcceptedChanges, DetectMacros,
/*Owner=*/ *this);
Finder.addMatcher(makeCandidateForOverrideAttrMatcher(), &Fixer);
// Make Fixer available to handleBeginSource().
this->Fixer = &Fixer;
setOverrides(InputStates);
if (int result = AddOverrideTool.run(createActionFactory(Finder))) {
llvm::errs() << "Error encountered during translation.\n";
return result;
}
setAcceptedChanges(AcceptedChanges);
return 0;
}
bool AddOverrideTransform::handleBeginSource(clang::CompilerInstance &CI,
llvm::StringRef Filename) {
assert(Fixer != NULL && "Fixer must be set");
Fixer->setPreprocessor(CI.getPreprocessor());
return Transform::handleBeginSource(CI, Filename);
}
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