1//===--- LambdaFunctionNameCheck.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_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/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/lambda-function-name.html
22class LambdaFunctionNameCheck : public ClangTidyCheck {
23public:
24 struct SourceRangeLessThan {
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
36 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
37 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
38 void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
39 Preprocessor *ModuleExpanderPP) override;
40 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
41
42private:
43 SourceRangeSet SuppressMacroExpansions;
44 bool IgnoreMacros;
45};
46
47} // namespace clang::tidy::bugprone
48
49#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_LAMBDAFUNCTIONNAMECHECK_H
50

source code of clang-tools-extra/clang-tidy/bugprone/LambdaFunctionNameCheck.h