1//===--- SemaConsumer.h - Abstract interface for AST semantics --*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file defines the SemaConsumer class, a subclass of
10// ASTConsumer that is used by AST clients that also require
11// additional semantic analysis.
12//
13//===----------------------------------------------------------------------===//
14#ifndef LLVM_CLANG_SEMA_SEMACONSUMER_H
15#define LLVM_CLANG_SEMA_SEMACONSUMER_H
16
17#include "clang/AST/ASTConsumer.h"
18
19namespace clang {
20 class Sema;
21
22 /// An abstract interface that should be implemented by
23 /// clients that read ASTs and then require further semantic
24 /// analysis of the entities in those ASTs.
25 class SemaConsumer : public ASTConsumer {
26 virtual void anchor();
27 public:
28 SemaConsumer() {
29 ASTConsumer::SemaConsumer = true;
30 }
31
32 /// Initialize the semantic consumer with the Sema instance
33 /// being used to perform semantic analysis on the abstract syntax
34 /// tree.
35 virtual void InitializeSema(Sema &S) {}
36
37 /// Inform the semantic consumer that Sema is no longer available.
38 virtual void ForgetSema() {}
39
40 // isa/cast/dyn_cast support
41 static bool classof(const ASTConsumer *Consumer) {
42 return Consumer->SemaConsumer;
43 }
44 };
45}
46
47#endif
48

source code of clang/include/clang/Sema/SemaConsumer.h