clang-tools-extra/clang-tidy/bugprone/SuspiciousMissingCommaCheck.h

   1 //===--- SuspiciousMissingCommaCheck.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_SUSPICIOUSMISSINGCOMMACHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSMISSINGCOMMACHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13
  14 namespace clang::tidy::bugprone {
  15
  16 /// This check finds string literals which are probably concatenated
  17 /// accidentally.
  18 ///
  19 /// For the user-facing documentation see:
  20 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/suspicious-missing-comma.html
  21 class SuspiciousMissingCommaCheck : public ClangTidyCheck {
  22 public:
  23   SuspiciousMissingCommaCheck(StringRef Name, ClangTidyContext *Context);
  24   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  25   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  26   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  27
  28 private:
  29   // Minimal size of a string literals array to be considered by the checker.
  30   const unsigned SizeThreshold;
  31   // Maximal threshold ratio of suspicious string literals to be considered.
  32   const double RatioThreshold;
  33   // Maximal number of concatenated tokens.
  34   const unsigned MaxConcatenatedTokens;
  35 };
  36
  37 } // namespace clang::tidy::bugprone
  38
  39 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSMISSINGCOMMACHECK_H