| //===--- NoNamespaceCheck.cpp - clang-tidy---------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "NoNamespaceCheck.h" |
| #include "AbseilMatcher.h" |
| #include "clang/AST/ASTContext.h" |
| #include "clang/ASTMatchers/ASTMatchFinder.h" |
| |
| using namespace clang::ast_matchers; |
| |
| namespace clang { |
| namespace tidy { |
| namespace abseil { |
| |
| void NoNamespaceCheck::registerMatchers(MatchFinder *Finder) { |
| if (!getLangOpts().CPlusPlus) |
| return; |
| |
| Finder->addMatcher( |
| namespaceDecl(hasName("::absl"), unless(isInAbseilFile())) |
| .bind("abslNamespace"), |
| this); |
| } |
| |
| void NoNamespaceCheck::check(const MatchFinder::MatchResult &Result) { |
| const auto *abslNamespaceDecl = |
| Result.Nodes.getNodeAs<NamespaceDecl>("abslNamespace"); |
| |
| diag(abslNamespaceDecl->getLocation(), |
| "namespace 'absl' is reserved for implementation of the Abseil library " |
| "and should not be opened in user code"); |
| } |
| |
| } // namespace abseil |
| } // namespace tidy |
| } // namespace clang |