//===--- SemaConsumer.h - Abstract interface for AST semantics --*- 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 SemaConsumer class, a subclass of

//  ASTConsumer that is used by AST clients that also require

//  additional semantic analysis.

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_SEMA_SEMACONSUMER_H

#define LLVM_CLANG_SEMA_SEMACONSUMER_H

#include "clang/AST/ASTConsumer.h"

namespace clang {

  class Sema;

  /// An abstract interface that should be implemented by

  /// clients that read ASTs and then require further semantic

  /// analysis of the entities in those ASTs.

  class SemaConsumer : public ASTConsumer {

    virtual void anchor();

  public:

    SemaConsumer() {

      ASTConsumer::SemaConsumer = true;

    }

    /// Initialize the semantic consumer with the Sema instance

    /// being used to perform semantic analysis on the abstract syntax

    /// tree.

    virtual void InitializeSema(Sema &S) {}

    /// Inform the semantic consumer that Sema is no longer available.

    virtual void ForgetSema() {}

    // isa/cast/dyn_cast support

    static bool classof(const ASTConsumer *Consumer) {

      return Consumer->SemaConsumer;

    }

  };

}

#endif