clang-tidy/readability/MisleadingIndentationCheck.h

0001 //===--- MisleadingIndentationCheck.h - clang-tidy---------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008
0009 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_MISLEADING_INDENTATION_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_MISLEADING_INDENTATION_H
0011
0012 #include "../ClangTidyCheck.h"
0013
0014 namespace clang::tidy::readability {
0015
0016 /// Checks the code for dangling else, and possible misleading indentations due
0017 /// to missing braces. Note that this check only works as expected when the tabs
0018 /// or spaces are used consistently and not mixed.
0019 ///
0020 /// For the user-facing documentation see:
0021 /// http://clang.llvm.org/extra/clang-tidy/checks/readability/misleading-indentation.html
0022 class MisleadingIndentationCheck : public ClangTidyCheck {
0023 public:
0024   MisleadingIndentationCheck(StringRef Name, ClangTidyContext *Context)
0025       : ClangTidyCheck(Name, Context) {}
0026   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
0027   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
0028   std::optional<TraversalKind> getCheckTraversalKind() const override {
0029     return TK_IgnoreUnlessSpelledInSource;
0030   }
0031
0032 private:
0033   void danglingElseCheck(const SourceManager &SM, ASTContext *Context,
0034                          const IfStmt *If);
0035   void missingBracesCheck(const SourceManager &SM, const CompoundStmt *CStmt,
0036                           const LangOptions &LangOpts);
0037 };
0038
0039 } // namespace clang::tidy::readability
0040
0041 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_MISLEADING_INDENTATION_H