| //===--- ASTTypeTraits.cpp --------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Provides a dynamic type identifier and a dynamically typed node container |
| // that can be used to store an AST base node at runtime in the same storage in |
| // a type safe way. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/AST/ASTTypeTraits.h" |
| |
| namespace clang { |
| namespace ast_type_traits { |
| |
| const ASTNodeKind::KindInfo ASTNodeKind::AllKindInfo[] = { |
| { NKI_None, "<None>" }, |
| { NKI_None, "CXXCtorInitializer" }, |
| { NKI_None, "TemplateArgument" }, |
| { NKI_None, "NestedNameSpecifier" }, |
| { NKI_None, "NestedNameSpecifierLoc" }, |
| { NKI_None, "QualType" }, |
| { NKI_None, "TypeLoc" }, |
| { NKI_None, "Decl" }, |
| #define DECL(DERIVED, BASE) { NKI_##BASE, #DERIVED "Decl" }, |
| #include "clang/AST/DeclNodes.inc" |
| { NKI_None, "Stmt" }, |
| #define STMT(DERIVED, BASE) { NKI_##BASE, #DERIVED }, |
| #include "clang/AST/StmtNodes.inc" |
| { NKI_None, "Type" }, |
| #define TYPE(DERIVED, BASE) { NKI_##BASE, #DERIVED "Type" }, |
| #include "clang/AST/TypeNodes.def" |
| }; |
| |
| bool ASTNodeKind::isBaseOf(ASTNodeKind Other) const { |
| return isBaseOf(KindId, Other.KindId); |
| } |
| |
| bool ASTNodeKind::isSame(ASTNodeKind Other) const { |
| return KindId != NKI_None && KindId == Other.KindId; |
| } |
| |
| bool ASTNodeKind::isBaseOf(NodeKindId Base, NodeKindId Derived) { |
| if (Base == NKI_None || Derived == NKI_None) return false; |
| while (Derived != Base && Derived != NKI_None) |
| Derived = AllKindInfo[Derived].ParentId; |
| return Derived == Base; |
| } |
| |
| StringRef ASTNodeKind::asStringRef() const { return AllKindInfo[KindId].Name; } |
| |
| } // end namespace ast_type_traits |
| } // end namespace clang |