| //===--- ExternalASTMerger.h - Merging External AST 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 declares the ExternalASTMerger, which vends a combination of ASTs |
| // from several different ASTContext/FileManager pairs |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef LLVM_CLANG_AST_EXTERNALASTMERGER_H |
| #define LLVM_CLANG_AST_EXTERNALASTMERGER_H |
| |
| #include "clang/AST/ASTImporter.h" |
| #include "clang/AST/ExternalASTSource.h" |
| |
| namespace clang { |
| |
| class ExternalASTMerger : public ExternalASTSource { |
| public: |
| struct ImporterPair { |
| std::unique_ptr<ASTImporter> Forward; |
| std::unique_ptr<ASTImporter> Reverse; |
| }; |
| |
| private: |
| std::vector<ImporterPair> Importers; |
| |
| public: |
| struct ImporterEndpoint { |
| ASTContext &AST; |
| FileManager &FM; |
| }; |
| ExternalASTMerger(const ImporterEndpoint &Target, |
| llvm::ArrayRef<ImporterEndpoint> Sources); |
| |
| bool FindExternalVisibleDeclsByName(const DeclContext *DC, |
| DeclarationName Name) override; |
| |
| void |
| FindExternalLexicalDecls(const DeclContext *DC, |
| llvm::function_ref<bool(Decl::Kind)> IsKindWeWant, |
| SmallVectorImpl<Decl *> &Result) override; |
| |
| using ExternalASTSource::CompleteType; |
| |
| void CompleteType(TagDecl *Tag) override; |
| }; |
| |
| } // end namespace clang |
| |
| #endif |