xref: /llvm-project/clang-tools-extra/clang-tidy/google/IntegerTypesCheck.h (revision 5e6e40fee31d5db2f44d604b0362e1e819f41ba5)
1 //===--- IntegerTypesCheck.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_GOOGLE_INTEGERTYPESCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GOOGLE_INTEGERTYPESCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 #include <memory>
15 
16 namespace clang {
17 
18 class IdentifierTable;
19 
20 namespace tidy::google::runtime {
21 
22 /// Finds uses of `short`, `long` and `long long` and suggest replacing them
23 /// with `u?intXX(_t)?`.
24 ///
25 /// Corresponding cpplint.py check: 'runtime/int'.
26 ///
27 /// For the user-facing documentation see:
28 /// http://clang.llvm.org/extra/clang-tidy/checks/google/runtime-int.html
29 class IntegerTypesCheck : public ClangTidyCheck {
30 public:
31   IntegerTypesCheck(StringRef Name, ClangTidyContext *Context);
isLanguageVersionSupported(const LangOptions & LangOpts)32   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
33     return LangOpts.CPlusPlus && !LangOpts.ObjC;
34   }
35   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
36   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
37   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
getCheckTraversalKind()38   std::optional<TraversalKind> getCheckTraversalKind() const override {
39     return TK_IgnoreUnlessSpelledInSource;
40   }
41 
42 private:
43   const StringRef UnsignedTypePrefix;
44   const StringRef SignedTypePrefix;
45   const StringRef TypeSuffix;
46 
47   std::unique_ptr<IdentifierTable> IdentTable;
48 };
49 
50 } // namespace tidy::google::runtime
51 } // namespace clang
52 
53 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GOOGLE_INTEGERTYPESCHECK_H
54