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//===--- ExternalSemaSource.h - External Sema 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 ExternalSemaSource interface.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_SEMA_EXTERNAL_SEMA_SOURCE_H
#define LLVM_CLANG_SEMA_EXTERNAL_SEMA_SOURCE_H
#include "clang/AST/DeclObjC.h"
#include "clang/AST/ExternalASTSource.h"
namespace clang {
class Sema;
/// \brief An abstract interface that should be implemented by
/// external AST sources that also provide information for semantic
/// analysis.
class ExternalSemaSource : public ExternalASTSource {
public:
ExternalSemaSource() {
ExternalASTSource::SemaSource = true;
}
/// \brief Initialize the semantic source with the Sema instance
/// being used to perform semantic analysis on the abstract syntax
/// tree.
virtual void InitializeSema(Sema &S) {}
/// \brief Load the contents of the global method pool for a given
/// selector.
///
/// \returns a pair of Objective-C methods lists containing the
/// instance and factory methods, respectively, with this selector.
virtual std::pair<ObjCMethodList, ObjCMethodList>
ReadMethodPool(Selector Sel) {
return std::pair<ObjCMethodList, ObjCMethodList>();
}
// isa/cast/dyn_cast support
static bool classof(const ExternalASTSource *Source) {
return Source->SemaSource;
}
static bool classof(const ExternalSemaSource *) { return true; }
};
} // end namespace clang
#endif
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