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1 //===--- RedundantStrcatCallsCheck.h - clang-tidy----------------*- C++ -*-===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8
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9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ABSEIL_REDUNDANTSTRCATCALLSCHECK_H
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10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ABSEIL_REDUNDANTSTRCATCALLSCHECK_H
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11
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12 #include "../ClangTidy.h"
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13
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14 namespace clang {
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15 namespace tidy {
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16 namespace abseil {
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17
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18 /// Flags redundant calls to absl::StrCat when the result is being passed to
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19 /// another call of absl::StrCat/absl::StrAppend. Also suggests a fix to
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20 /// collapse the calls.
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21 /// Example:
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22 /// StrCat(1, StrCat(2, 3)) ==> StrCat(1, 2, 3)
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23 ///
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24 /// For the user-facing documentation see:
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25 /// http://clang.llvm.org/extra/clang-tidy/checks/abseil-redundant-strcat-calls.html
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26 class RedundantStrcatCallsCheck : public ClangTidyCheck {
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27 public:
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28 RedundantStrcatCallsCheck(StringRef Name, ClangTidyContext *Context)
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29 : ClangTidyCheck(Name, Context) {}
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173
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30 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
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31 return LangOpts.CPlusPlus;
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32 }
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150
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33 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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34 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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35 };
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36
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37 } // namespace abseil
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38 } // namespace tidy
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39 } // namespace clang
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40
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41 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ABSEIL_REDUNDANTSTRCATCALLSCHECK_H
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