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