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//===--- ASTMutationListener.h - AST Mutation Interface --------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the ASTMutationListener interface.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_AST_ASTMUTATIONLISTENER_H
#define LLVM_CLANG_AST_ASTMUTATIONLISTENER_H
#include "clang/Basic/SourceLocation.h"
namespace clang {
class CXXRecordDecl;
class ClassTemplateDecl;
class ClassTemplateSpecializationDecl;
class Decl;
class DeclContext;
class FunctionDecl;
class FunctionTemplateDecl;
class ObjCCategoryDecl;
class ObjCContainerDecl;
class ObjCInterfaceDecl;
class ObjCPropertyDecl;
class TagDecl;
class VarDecl;
/// \brief An abstract interface that should be implemented by listeners
/// that want to be notified when an AST entity gets modified after its
/// initial creation.
class ASTMutationListener {
public:
virtual ~ASTMutationListener();
/// \brief A new TagDecl definition was completed.
virtual void CompletedTagDefinition(const TagDecl *D) { }
/// \brief A new declaration with name has been added to a DeclContext.
virtual void AddedVisibleDecl(const DeclContext *DC, const Decl *D) {}
/// \brief An implicit member was added after the definition was completed.
virtual void AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D) {}
/// \brief A template specialization (or partial one) was added to the
/// template declaration.
virtual void AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD,
const ClassTemplateSpecializationDecl *D) {}
/// \brief A template specialization (or partial one) was added to the
/// template declaration.
virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD,
const FunctionDecl *D) {}
/// \brief An implicit member got a definition.
virtual void CompletedImplicitDefinition(const FunctionDecl *D) {}
/// \brief A static data member was implicitly instantiated.
virtual void StaticDataMemberInstantiated(const VarDecl *D) {}
/// \brief A new objc category class was added for an interface.
virtual void AddedObjCCategoryToInterface(const ObjCCategoryDecl *CatD,
const ObjCInterfaceDecl *IFD) {}
/// \brief A objc class extension redeclared or introduced a property.
///
/// \param Prop the property in the class extension
///
/// \param OrigProp the property from the original interface that was declared
/// or null if the property was introduced.
///
/// \param ClassExt the class extension.
virtual void AddedObjCPropertyInClassExtension(const ObjCPropertyDecl *Prop,
const ObjCPropertyDecl *OrigProp,
const ObjCCategoryDecl *ClassExt) {}
// NOTE: If new methods are added they should also be added to
// MultiplexASTMutationListener.
};
} // end namespace clang
#endif
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