llvm-project/clang-tools-extra/clang-tidy/fuchsia/OverloadedOperatorCheck.cpp

46 lines
1.3 KiB
C++

//===--- OverloadedOperatorCheck.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 "OverloadedOperatorCheck.h"
using namespace clang::ast_matchers;
namespace clang {
namespace tidy {
namespace fuchsia {
namespace {
AST_MATCHER(FunctionDecl, isFuchsiaOverloadedOperator) {
if (const auto *CXXMethodNode = dyn_cast<CXXMethodDecl>(&Node)) {
if (CXXMethodNode->isCopyAssignmentOperator() ||
CXXMethodNode->isMoveAssignmentOperator())
return false;
}
return Node.isOverloadedOperator();
}
} // namespace
void OverloadedOperatorCheck::registerMatchers(MatchFinder *Finder) {
Finder->addMatcher(functionDecl(isFuchsiaOverloadedOperator()).bind("decl"),
this);
}
void OverloadedOperatorCheck::check(const MatchFinder::MatchResult &Result) {
const auto *D = Result.Nodes.getNodeAs<FunctionDecl>("decl");
assert(D && "No FunctionDecl captured!");
SourceLocation Loc = D->getBeginLoc();
if (Loc.isValid())
diag(Loc, "overloading %0 is disallowed") << D;
}
} // namespace fuchsia
} // namespace tidy
} // namespace clang