clang-tools 20.0.0git
UnconventionalAssignOperatorCheck.h
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1//===--- UnconventionalAssignOperatorCheck.h - clang-tidy -------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_ASSIGNOPERATORSIGNATURECHECK_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_ASSIGNOPERATORSIGNATURECHECK_H
11
12#include "../ClangTidyCheck.h"
13
14namespace clang::tidy::misc {
15
16/// Finds declarations of assignment operators with the wrong return and/or
17/// argument types and definitions with good return type but wrong return
18/// statements.
19///
20/// * The return type must be `Class&`.
21/// * Works with move-assign and assign by value.
22/// * Private and deleted operators are ignored.
23/// * The operator must always return ``*this``.
24///
25/// For the user-facing documentation see:
26/// http://clang.llvm.org/extra/clang-tidy/checks/misc/unconventional-assign-operator.html
28public:
30 : ClangTidyCheck(Name, Context) {}
31 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
32 return LangOpts.CPlusPlus;
33 }
34 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
35 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
36};
37
38} // namespace clang::tidy::misc
39
40#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_ASSIGNOPERATORSIGNATURECHECK_H
llvm::SmallString< 256U > Name
Base class for all clang-tidy checks.
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Finds declarations of assignment operators with the wrong return and/or argument types and definition...
UnconventionalAssignOperatorCheck(StringRef Name, ClangTidyContext *Context)
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...