1 //===--- EntityImpl.h - Internal Entity implementation---------*- 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 // Internal implementation for the Entity class 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_CLANG_INDEX_ENTITYIMPL_H 15 #define LLVM_CLANG_INDEX_ENTITYIMPL_H 16 17 #include "clang/Index/Entity.h" 18 #include "clang/AST/DeclarationName.h" 19 #include "llvm/ADT/FoldingSet.h" 20 #include "llvm/ADT/StringSet.h" 21 22 namespace clang { 23 24 namespace idx { 25 class ProgramImpl; 26 27 class EntityImpl : public llvm::FoldingSetNode { 28 Entity Parent; 29 DeclarationName Name; 30 31 /// \brief Identifier namespace. 32 unsigned IdNS; 33 34 /// \brief If Name is a selector, this keeps track whether it's for an 35 /// instance method. 36 bool IsObjCInstanceMethod; 37 38 public: 39 EntityImpl(Entity parent, DeclarationName name, unsigned idNS, 40 bool isObjCInstanceMethod) 41 : Parent(parent), Name(name), IdNS(idNS), 42 IsObjCInstanceMethod(isObjCInstanceMethod) { } 43 44 /// \brief Find the Decl that can be referred to by this entity. 45 Decl *getDecl(ASTContext &AST); 46 47 /// \brief Get an Entity associated with the given Decl. 48 /// \returns Null if an Entity cannot refer to this Decl. 49 static Entity get(Decl *D, Program &Prog, ProgramImpl &ProgImpl); 50 static Entity get(StringRef Name, Program &Prog, ProgramImpl &ProgImpl); 51 52 std::string getPrintableName(); 53 54 void Profile(llvm::FoldingSetNodeID &ID) const { 55 Profile(ID, Parent, Name, IdNS, IsObjCInstanceMethod); 56 } 57 static void Profile(llvm::FoldingSetNodeID &ID, Entity Parent, 58 DeclarationName Name, unsigned IdNS, 59 bool isObjCInstanceMethod) { 60 ID.AddPointer(Parent.getAsOpaquePtr()); 61 ID.AddPointer(Name.getAsOpaquePtr()); 62 ID.AddInteger(IdNS); 63 ID.AddBoolean(isObjCInstanceMethod); 64 } 65 }; 66 67 } // namespace idx 68 69 } // namespace clang 70 71 #endif 72