| //===---------- NamespaceAliaser.h - clang-tidy ---------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_NAMESPACEALIASER_H |
| #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_NAMESPACEALIASER_H |
| |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/Stmt.h" |
| #include "clang/Basic/Diagnostic.h" |
| #include "clang/Basic/SourceManager.h" |
| #include "llvm/ADT/DenseMap.h" |
| #include "llvm/ADT/StringMap.h" |
| #include <map> |
| |
| namespace clang { |
| namespace tidy { |
| namespace utils { |
| |
| // This class creates function-level namespace aliases. |
| class NamespaceAliaser { |
| public: |
| explicit NamespaceAliaser(const SourceManager &SourceMgr); |
| // Adds a namespace alias for \p Namespace valid near \p |
| // Statement. Picks the first available name from \p Abbreviations. |
| // Returns ``llvm::None`` if an alias already exists or there is an error. |
| llvm::Optional<FixItHint> |
| createAlias(ASTContext &Context, const Stmt &Statement, |
| llvm::StringRef Namespace, |
| const std::vector<std::string> &Abbreviations); |
| |
| // Get an alias name for \p Namespace valid at \p Statement. Returns \p |
| // Namespace if there is no alias. |
| std::string getNamespaceName(ASTContext &Context, const Stmt &Statement, |
| llvm::StringRef Namespace) const; |
| |
| private: |
| const SourceManager &SourceMgr; |
| llvm::DenseMap<const FunctionDecl *, llvm::StringMap<std::string>> |
| AddedAliases; |
| }; |
| |
| } // namespace utils |
| } // namespace tidy |
| } // namespace clang |
| |
| #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_NAMESPACEALIASER_H |