53 lines
2.1 KiB
C++
53 lines
2.1 KiB
C++
//===--- ConcatNestedNamespacesCheck.h - clang-tidy--------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_CONCATNESTEDNAMESPACESCHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_CONCATNESTEDNAMESPACESCHECK_H
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#include "../ClangTidyCheck.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/SmallVector.h"
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namespace clang::tidy::modernize {
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using NamespaceName = llvm::SmallString<40>;
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class NS : public llvm::SmallVector<const NamespaceDecl *, 6> {
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public:
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std::optional<SourceRange>
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getCleanedNamespaceFrontRange(const SourceManager &SM,
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const LangOptions &LangOpts) const;
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SourceRange getReplacedNamespaceFrontRange() const;
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SourceRange getNamespaceBackRange(const SourceManager &SM,
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const LangOptions &LangOpts) const;
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SourceRange getDefaultNamespaceBackRange() const;
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void appendName(NamespaceName &Str) const;
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void appendCloseComment(NamespaceName &Str) const;
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};
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class ConcatNestedNamespacesCheck : public ClangTidyCheck {
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public:
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ConcatNestedNamespacesCheck(StringRef Name, ClangTidyContext *Context)
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: ClangTidyCheck(Name, Context) {}
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bool unsupportedNamespace(const NamespaceDecl &ND, bool IsChild) const;
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bool singleNamedNamespaceChild(const NamespaceDecl &ND) const;
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bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
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return LangOpts.CPlusPlus17;
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}
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void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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private:
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using NamespaceContextVec = llvm::SmallVector<NS, 6>;
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void reportDiagnostic(const SourceManager &SM, const LangOptions &LangOpts);
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NamespaceContextVec Namespaces;
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};
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} // namespace clang::tidy::modernize
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_CONCATNESTEDNAMESPACESCHECK_H
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