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//===--- IndexProvider.h - Map of entities to translation units -*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSaE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Maps Entities to TranslationUnits
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_INDEX_INDEXPROVIDER_H
#define LLVM_CLANG_INDEX_INDEXPROVIDER_H
#include "llvm/ADT/SmallPtrSet.h"
#include <map>
namespace clang {
namespace idx {
class Program;
class Entity;
class TranslationUnit;
/// \brief Maps Entities to TranslationUnits.
class IndexProvider {
typedef llvm::SmallPtrSet<TranslationUnit *, 4> TUSetTy;
typedef std::map<Entity *, TUSetTy> MapTy;
class Indexer;
public:
explicit IndexProvider(Program &prog) : Prog(prog) { }
Program &getProgram() const { return Prog; }
/// \brief Find all Entities and map them to the given translation unit.
void IndexAST(TranslationUnit *TU);
typedef TUSetTy::iterator translation_unit_iterator;
translation_unit_iterator translation_units_begin(Entity *Ent) const;
translation_unit_iterator translation_units_end(Entity *Ent) const;
bool translation_units_empty(Entity *Ent) const;
private:
Program &Prog;
mutable MapTy Map;
};
} // namespace idx
} // namespace clang
#endif
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