forked from OSchip/llvm-project
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
//===--- UnnamedNamespaceInHeaderCheck.cpp - clang-tidy ---------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "UnnamedNamespaceInHeaderCheck.h"
|
|
#include "clang/ASTMatchers/ASTMatchFinder.h"
|
|
#include "clang/ASTMatchers/ASTMatchers.h"
|
|
#include "clang/AST/ASTContext.h"
|
|
|
|
using namespace clang::ast_matchers;
|
|
|
|
namespace clang {
|
|
namespace ast_matchers {
|
|
AST_MATCHER(NamespaceDecl, isAnonymousNamespace) {
|
|
return Node.isAnonymousNamespace();
|
|
}
|
|
} // namespace ast_matchers
|
|
|
|
namespace tidy {
|
|
namespace build {
|
|
|
|
void UnnamedNamespaceInHeaderCheck::registerMatchers(
|
|
ast_matchers::MatchFinder *Finder) {
|
|
Finder->addMatcher(
|
|
namespaceDecl(isAnonymousNamespace()).bind("anonymousNamespace"), this);
|
|
}
|
|
|
|
void
|
|
UnnamedNamespaceInHeaderCheck::check(const MatchFinder::MatchResult &Result) {
|
|
SourceManager *SM = Result.SourceManager;
|
|
const auto *N = Result.Nodes.getNodeAs<NamespaceDecl>("anonymousNamespace");
|
|
SourceLocation Loc = N->getLocStart();
|
|
if (!Loc.isValid())
|
|
return;
|
|
|
|
// Look if we're inside a header, check for common suffixes only.
|
|
// TODO: Allow configuring the set of file extensions.
|
|
StringRef FileName = SM->getPresumedLoc(Loc).getFilename();
|
|
if (FileName.endswith(".h") || FileName.endswith(".hh") ||
|
|
FileName.endswith(".hpp") || FileName.endswith(".hxx"))
|
|
diag(Loc, "do not use unnamed namespaces in header files.");
|
|
}
|
|
|
|
} // namespace build
|
|
} // namespace tidy
|
|
} // namespace clang
|