clang-tools 22.0.0git
LambdaFunctionNameCheck.h
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1//===----------------------------------------------------------------------===//
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_BUGPRONE_LAMBDAFUNCTIONNAMECHECK_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_LAMBDAFUNCTIONNAMECHECK_H
11
12#include "../ClangTidyCheck.h"
13
14namespace clang::tidy::bugprone {
15
16/// Detect when __func__ or __FUNCTION__ is being used from within a lambda. In
17/// that context, those expressions expand to the name of the call operator
18/// (i.e., `operator()`).
19///
20/// For the user-facing documentation see:
21/// https://clang.llvm.org/extra/clang-tidy/checks/bugprone/lambda-function-name.html
23public:
25 bool operator()(const SourceRange &L, const SourceRange &R) const {
26 if (L.getBegin() == R.getBegin()) {
27 return L.getEnd() < R.getEnd();
28 }
29 return L.getBegin() < R.getBegin();
30 }
31 };
32 using SourceRangeSet = std::set<SourceRange, SourceRangeLessThan>;
33
34 LambdaFunctionNameCheck(StringRef Name, ClangTidyContext *Context);
35 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
36 return LangOpts.CPlusPlus11;
37 }
38
39 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
40 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
41 void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
42 Preprocessor *ModuleExpanderPP) override;
43 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
44
45private:
46 SourceRangeSet SuppressMacroExpansions;
47 bool IgnoreMacros;
48};
49
50} // namespace clang::tidy::bugprone
51
52#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_LAMBDAFUNCTIONNAMECHECK_H
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
void registerMatchers(ast_matchers::MatchFinder *Finder) override
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP, Preprocessor *ModuleExpanderPP) override
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
std::set< SourceRange, SourceRangeLessThan > SourceRangeSet
LambdaFunctionNameCheck(StringRef Name, ClangTidyContext *Context)
llvm::StringMap< ClangTidyValue > OptionMap
bool operator()(const SourceRange &L, const SourceRange &R) const