53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
//===---------- NamespaceAliaser.h - clang-tidy ---------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_NAMESPACEALIASER_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_NAMESPACEALIASER_H
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/Stmt.h"
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#include "clang/Basic/Diagnostic.h"
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#include "clang/Basic/SourceManager.h"
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/ADT/StringMap.h"
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#include <map>
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namespace clang {
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namespace tidy {
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namespace utils {
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// This class creates function-level namespace aliases.
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class NamespaceAliaser {
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public:
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explicit NamespaceAliaser(const SourceManager &SourceMgr);
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// Adds a namespace alias for \p Namespace valid near \p
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// Statement. Picks the first available name from \p Abbreviations.
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// Returns ``llvm::None`` if an alias already exists or there is an error.
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llvm::Optional<FixItHint>
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createAlias(ASTContext &Context, const Stmt &Statement,
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llvm::StringRef Namespace,
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const std::vector<std::string> &Abbreviations);
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// Get an alias name for \p Namespace valid at \p Statement. Returns \p
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// Namespace if there is no alias.
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std::string getNamespaceName(ASTContext &Context, const Stmt &Statement,
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llvm::StringRef Namespace) const;
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private:
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const SourceManager &SourceMgr;
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llvm::DenseMap<const FunctionDecl *, llvm::StringMap<std::string>>
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AddedAliases;
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};
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} // namespace utils
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_NAMESPACEALIASER_H
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