1 //===--- MisleadingIndentationCheck.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_READABILITY_MISLEADING_INDENTATION_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_MISLEADING_INDENTATION_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace readability {
17 
18 /// Checks the code for dangling else, and possible misleading indentations due
19 /// to missing braces. Note that this check only works as expected when the tabs
20 /// or spaces are used consistently and not mixed.
21 ///
22 /// For the user-facing documentation see:
23 /// http://clang.llvm.org/extra/clang-tidy/checks/readability-misleading-indentation.html
24 class MisleadingIndentationCheck : public ClangTidyCheck {
25 public:
MisleadingIndentationCheck(StringRef Name,ClangTidyContext * Context)26   MisleadingIndentationCheck(StringRef Name, ClangTidyContext *Context)
27       : ClangTidyCheck(Name, Context) {}
28   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
29   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
getCheckTraversalKind()30   llvm::Optional<TraversalKind> getCheckTraversalKind() const override {
31     return TK_IgnoreUnlessSpelledInSource;
32   }
33 
34 private:
35   void danglingElseCheck(const SourceManager &SM, ASTContext *Context,
36                          const IfStmt *If);
37   void missingBracesCheck(const SourceManager &SM, const CompoundStmt *CStmt);
38 };
39 
40 } // namespace readability
41 } // namespace tidy
42 } // namespace clang
43 
44 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_MISLEADING_INDENTATION_H
45