| 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 | |
| 19 | namespace 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 |