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//===--- TypeLocVisitor.h - Visitor for TypeLoc subclasses ------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines the TypeLocVisitor interface.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_AST_TYPELOCVISITOR_H
#define LLVM_CLANG_AST_TYPELOCVISITOR_H
#include "clang/AST/TypeLoc.h"
#include "clang/AST/TypeVisitor.h"
#include "llvm/Support/ErrorHandling.h"
namespace clang {
#define DISPATCH(CLASSNAME) \
return static_cast<ImplClass*>(this)-> \
Visit##CLASSNAME(TyLoc.castAs<CLASSNAME>())
template<typename ImplClass, typename RetTy=void>
class TypeLocVisitor {
public:
RetTy Visit(TypeLoc TyLoc) {
switch (TyLoc.getTypeLocClass()) {
#define ABSTRACT_TYPELOC(CLASS, PARENT)
#define TYPELOC(CLASS, PARENT) \
case TypeLoc::CLASS: DISPATCH(CLASS##TypeLoc);
#include "clang/AST/TypeLocNodes.def"
}
llvm_unreachable("unexpected type loc class!");
}
RetTy Visit(UnqualTypeLoc TyLoc) {
switch (TyLoc.getTypeLocClass()) {
#define ABSTRACT_TYPELOC(CLASS, PARENT)
#define TYPELOC(CLASS, PARENT) \
case TypeLoc::CLASS: DISPATCH(CLASS##TypeLoc);
#include "clang/AST/TypeLocNodes.def"
}
llvm_unreachable("unexpected type loc class!");
}
#define TYPELOC(CLASS, PARENT) \
RetTy Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc) { \
DISPATCH(PARENT); \
}
#include "clang/AST/TypeLocNodes.def"
RetTy VisitTypeLoc(TypeLoc TyLoc) { return RetTy(); }
};
#undef DISPATCH
} // end namespace clang
#endif // LLVM_CLANG_AST_TYPELOCVISITOR_H
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