1 //===--- SwitchMissingDefaultCaseCheck.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_SWITCHMISSINGDEFAULTCASECHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SWITCHMISSINGDEFAULTCASECHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 #include "clang/ASTMatchers/ASTMatchFinder.h"
14 #include "clang/ASTMatchers/ASTMatchers.h"
15 
16 namespace clang::tidy::bugprone {
17 
18 /// Ensures that switch statements without default cases are flagged, focuses
19 /// only on covering cases with non-enums where the compiler may not issue
20 /// warnings.
21 ///
22 /// For the user-facing documentation see:
23 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/switch-missing-default-case.html
24 class SwitchMissingDefaultCaseCheck : public ClangTidyCheck {
25 public:
SwitchMissingDefaultCaseCheck(StringRef Name,ClangTidyContext * Context)26   SwitchMissingDefaultCaseCheck(StringRef Name, ClangTidyContext *Context)
27       : ClangTidyCheck(Name, Context) {}
28 
29   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
30   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
getCheckTraversalKind()31   std::optional<TraversalKind> getCheckTraversalKind() const override {
32     return TK_IgnoreUnlessSpelledInSource;
33   }
34 };
35 
36 } // namespace clang::tidy::bugprone
37 
38 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SWITCHMISSINGDEFAULTCASECHECK_H
39