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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
namespace clang {
class Attr;
class ClassTemplateDecl;
class ClassTemplateSpecializationDecl;
class ConstructorUsingShadowDecl;
class CXXDestructorDecl;
class CXXRecordDecl;
class Decl;
class DeclContext;
class Expr;
class FieldDecl;
class FunctionDecl;
class FunctionTemplateDecl;
class Module;
class NamedDecl;
class ObjCCategoryDecl;
class ObjCContainerDecl;
class ObjCInterfaceDecl;
class ObjCPropertyDecl;
class ParmVarDecl;
class QualType;
class RecordDecl;
class TagDecl;
class ValueDecl;
class VarDecl;
class VarTemplateDecl;
class VarTemplateSpecializationDecl;
/// 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();
/// A new TagDecl definition was completed.
virtual void CompletedTagDefinition(const TagDecl *D) { }
/// A new declaration with name has been added to a DeclContext.
virtual void AddedVisibleDecl(const DeclContext *DC, const Decl *D) {}
/// An implicit member was added after the definition was completed.
virtual void AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D) {}
/// A template specialization (or partial one) was added to the
/// template declaration.
virtual void AddedCXXTemplateSpecialization(const ClassTemplateDecl *TD,
const ClassTemplateSpecializationDecl *D) {}
/// A template specialization (or partial one) was added to the
/// template declaration.
virtual void
AddedCXXTemplateSpecialization(const VarTemplateDecl *TD,
const VarTemplateSpecializationDecl *D) {}
/// A template specialization (or partial one) was added to the
/// template declaration.
virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD,
const FunctionDecl *D) {}
/// A function's exception specification has been evaluated or
/// instantiated.
virtual void ResolvedExceptionSpec(const FunctionDecl *FD) {}
/// A function's return type has been deduced.
virtual void DeducedReturnType(const FunctionDecl *FD, QualType ReturnType);
/// A virtual destructor's operator delete has been resolved.
virtual void ResolvedOperatorDelete(const CXXDestructorDecl *DD,
const FunctionDecl *Delete,
Expr *ThisArg) {}
/// An implicit member got a definition.
virtual void CompletedImplicitDefinition(const FunctionDecl *D) {}
/// The instantiation of a templated function or variable was
/// requested. In particular, the point of instantiation and template
/// specialization kind of \p D may have changed.
virtual void InstantiationRequested(const ValueDecl *D) {}
/// A templated variable's definition was implicitly instantiated.
virtual void VariableDefinitionInstantiated(const VarDecl *D) {}
/// A function template's definition was instantiated.
virtual void FunctionDefinitionInstantiated(const FunctionDecl *D) {}
/// A default argument was instantiated.
virtual void DefaultArgumentInstantiated(const ParmVarDecl *D) {}
/// A default member initializer was instantiated.
virtual void DefaultMemberInitializerInstantiated(const FieldDecl *D) {}
/// A new objc category class was added for an interface.
virtual void AddedObjCCategoryToInterface(const ObjCCategoryDecl *CatD,
const ObjCInterfaceDecl *IFD) {}
/// A declaration is marked used which was not previously marked used.
///
/// \param D the declaration marked used
virtual void DeclarationMarkedUsed(const Decl *D) {}
/// A declaration is marked as OpenMP threadprivate which was not
/// previously marked as threadprivate.
///
/// \param D the declaration marked OpenMP threadprivate.
virtual void DeclarationMarkedOpenMPThreadPrivate(const Decl *D) {}
/// A declaration is marked as OpenMP declaretarget which was not
/// previously marked as declaretarget.
///
/// \param D the declaration marked OpenMP declaretarget.
/// \param Attr the added attribute.
virtual void DeclarationMarkedOpenMPDeclareTarget(const Decl *D,
const Attr *Attr) {}
/// A definition has been made visible by being redefined locally.
///
/// \param D The definition that was previously not visible.
/// \param M The containing module in which the definition was made visible,
/// if any.
virtual void RedefinedHiddenDefinition(const NamedDecl *D, Module *M) {}
/// An attribute was added to a RecordDecl
///
/// \param Attr The attribute that was added to the Record
///
/// \param Record The RecordDecl that got a new attribute
virtual void AddedAttributeToRecord(const Attr *Attr,
const RecordDecl *Record) {}
// NOTE: If new methods are added they should also be added to
// MultiplexASTMutationListener.
};
} // end namespace clang
#endif
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