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//===--- DefaultArgumentsCheck.cpp - clang-tidy----------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "DefaultArgumentsCheck.h"
#include "clang/AST/ASTContext.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
using namespace clang::ast_matchers;
namespace clang {
namespace tidy {
namespace google {
void DefaultArgumentsCheck::registerMatchers(MatchFinder *Finder) {
Finder->addMatcher(
cxxMethodDecl(anyOf(isOverride(), isVirtual()),
hasAnyParameter(parmVarDecl(hasInitializer(expr()))))
.bind("Decl"),
this);
}
void DefaultArgumentsCheck::check(const MatchFinder::MatchResult &Result) {
const auto *MatchedDecl = Result.Nodes.getNodeAs<CXXMethodDecl>("Decl");
diag(MatchedDecl->getLocation(),
"default arguments on virtual or override methods are prohibited");
}
} // namespace google
} // namespace tidy
} // namespace clang
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