forked from OSchip/llvm-project
69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
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//===--- IndexProvider.h - Map of entities to translation units -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSaE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Maps Entities to TranslationUnits
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Index/IndexProvider.h"
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#include "clang/Index/Program.h"
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#include "clang/Index/EntityHandler.h"
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#include "clang/Index/TranslationUnit.h"
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using namespace clang;
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using namespace idx;
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class IndexProvider::Indexer : public EntityHandler {
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TranslationUnit *TU;
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MapTy ⤅
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public:
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Indexer(TranslationUnit *tu, MapTy &map) : TU(tu), Map(map) { }
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virtual void HandleEntity(Entity *Ent) {
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MapTy::iterator I = Map.find(Ent);
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if (I != Map.end()) {
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I->second.insert(TU);
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return;
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}
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Map[Ent].insert(TU);
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}
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};
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void IndexProvider::IndexAST(TranslationUnit *TU) {
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Indexer Idx(TU, Map);
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Prog.FindEntities(TU->getASTContext(), &Idx);
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}
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IndexProvider::translation_unit_iterator
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IndexProvider::translation_units_begin(Entity *Ent) const {
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MapTy::iterator I = Map.find(Ent);
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if (I == Map.end())
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return translation_unit_iterator(0);
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return I->second.begin();
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}
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IndexProvider::translation_unit_iterator
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IndexProvider::translation_units_end(Entity *Ent) const {
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MapTy::iterator I = Map.find(Ent);
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if (I == Map.end())
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return translation_unit_iterator(0);
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return I->second.end();
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}
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bool IndexProvider::translation_units_empty(Entity *Ent) const {
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MapTy::iterator I = Map.find(Ent);
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if (I == Map.end())
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return true;
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return I->second.begin() == I->second.end();
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}
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