llvm/clang-tools-extra/clang-tidy/bugprone/UnusedLocalNonTrivialVariableCheck.cpp

//===--- UnusedLocalNonTrivialVariableCheck.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 "UnusedLocalNonTrivialVariableCheck.h"
#include "../utils/Matchers.h"
#include "../utils/OptionsUtils.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/ASTTypeTraits.h"
#include "clang/AST/Type.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
#include "clang/ASTMatchers/ASTMatchers.h"
#include "clang/ASTMatchers/ASTMatchersMacros.h"

usingnamespaceclang::ast_matchers;
usingnamespaceclang::tidy::matchers;

namespace clang::tidy::bugprone {

namespace {
static constexpr StringRef DefaultIncludeTypeRegex = …;

AST_MATCHER(VarDecl, isLocalVarDecl) { … }
AST_MATCHER(VarDecl, isReferenced) { … }
AST_MATCHER(Type, isReferenceType) { … }
AST_MATCHER(QualType, isTrivial) { … }
} // namespace

UnusedLocalNonTrivialVariableCheck::UnusedLocalNonTrivialVariableCheck(
    StringRef Name, ClangTidyContext *Context)
    : … { … }

void UnusedLocalNonTrivialVariableCheck::storeOptions(
    ClangTidyOptions::OptionMap &Opts) { … }

void UnusedLocalNonTrivialVariableCheck::registerMatchers(MatchFinder *Finder) { … }

void UnusedLocalNonTrivialVariableCheck::check(
    const MatchFinder::MatchResult &Result) { … }

bool UnusedLocalNonTrivialVariableCheck::isLanguageVersionSupported(
    const LangOptions &LangOpts) const { … }

std::optional<TraversalKind>
UnusedLocalNonTrivialVariableCheck::getCheckTraversalKind() const { … }

} // namespace clang::tidy::bugprone