clang-tools
20.0.0git
llvm-project
clang-tools-extra
clang-tidy
bugprone
UnusedLocalNonTrivialVariableCheck.h
Go to the documentation of this file.
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//===--- UnusedLocalNonTrivialVariableCheck.h - clang-tidy ------*- C++ -*-===//
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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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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNUSEDLOCALNONTRIVIALVARIABLECHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNUSEDLOCALNONTRIVIALVARIABLECHECK_H
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#include "../ClangTidyCheck.h"
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namespace
clang::tidy::bugprone
{
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/// Warns when a local non trivial variable is unused within a function. By
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/// default std::.*mutex and std::future are included.
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///
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/// The check supports these options:
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/// - 'IncludeTypes': a semicolon-separated list of regular expressions
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/// matching types to ensure must be used.
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/// - 'ExcludeTypes': a semicolon-separated list of regular expressions
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/// matching types that are excluded from the
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/// 'IncludeTypes' matches.
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///
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/// For the user-facing documentation see:
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/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/unused-local-non-trivial-variable.html
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class
UnusedLocalNonTrivialVariableCheck
:
public
ClangTidyCheck
{
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public
:
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UnusedLocalNonTrivialVariableCheck
(StringRef
Name
,
ClangTidyContext
*Context);
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void
registerMatchers
(ast_matchers::MatchFinder *Finder)
override
;
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void
check
(
const
ast_matchers::MatchFinder::MatchResult &Result)
override
;
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void
storeOptions
(
ClangTidyOptions::OptionMap
&Opts)
override
;
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bool
isLanguageVersionSupported
(
const
LangOptions &LangOpts)
const override
;
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std::optional<TraversalKind>
getCheckTraversalKind
()
const override
;
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private
:
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const
std::vector<StringRef> IncludeTypes;
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const
std::vector<StringRef> ExcludeTypes;
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};
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}
// namespace clang::tidy::bugprone
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#endif
// LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNUSEDLOCALNONTRIVIALVARIABLECHECK_H
Name
llvm::SmallString< 256U > Name
Definition:
ChainedComparisonCheck.cpp:42
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition:
ClangTidyCheck.h:53
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition:
ClangTidyDiagnosticConsumer.h:69
clang::tidy::bugprone::UnusedLocalNonTrivialVariableCheck
Warns when a local non trivial variable is unused within a function.
Definition:
UnusedLocalNonTrivialVariableCheck.h:28
clang::tidy::bugprone::UnusedLocalNonTrivialVariableCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition:
UnusedLocalNonTrivialVariableCheck.cpp:75
clang::tidy::bugprone::UnusedLocalNonTrivialVariableCheck::storeOptions
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
Should store all options supported by this check with their current values or default values for opti...
Definition:
UnusedLocalNonTrivialVariableCheck.cpp:47
clang::tidy::bugprone::UnusedLocalNonTrivialVariableCheck::isLanguageVersionSupported
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...
Definition:
UnusedLocalNonTrivialVariableCheck.cpp:82
clang::tidy::bugprone::UnusedLocalNonTrivialVariableCheck::getCheckTraversalKind
std::optional< TraversalKind > getCheckTraversalKind() const override
Definition:
UnusedLocalNonTrivialVariableCheck.cpp:88
clang::tidy::bugprone::UnusedLocalNonTrivialVariableCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition:
UnusedLocalNonTrivialVariableCheck.cpp:55
clang::tidy::bugprone
Definition:
ArgumentCommentCheck.cpp:19
clang::tidy::ClangTidyOptions::OptionMap
llvm::StringMap< ClangTidyValue > OptionMap
Definition:
ClangTidyOptions.h:126
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