clang-tools  10.0.0svn
SlicingCheck.h
Go to the documentation of this file.
1 //===--- SlicingCheck.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_CPPCOREGUIDELINES_SLICING_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_SLICING_H
11 
12 #include "../ClangTidy.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace cppcoreguidelines {
17 
18 /// Flags slicing (incomplete copying of an object's state) of member variables
19 /// or vtable. See:
20 /// - https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md#es63-dont-slice
21 /// for the former, and
22 /// - https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md#c145-access-polymorphic-objects-through-pointers-and-references
23 /// for the latter
24 ///
25 /// For the user-facing documentation see:
26 /// http://clang.llvm.org/extra/clang-tidy/checks/cppcoreguidelines-slicing.html
27 class SlicingCheck : public ClangTidyCheck {
28 public:
29  SlicingCheck(StringRef Name, ClangTidyContext *Context)
30  : ClangTidyCheck(Name, Context) {}
31  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
32  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
33 
34 private:
35  void DiagnoseSlicedOverriddenMethods(const Expr &call,
36  const CXXRecordDecl &DerivedDecl,
37  const CXXRecordDecl &BaseDecl);
38 };
39 
40 } // namespace cppcoreguidelines
41 } // namespace tidy
42 } // namespace clang
43 
44 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_SLICING_H
Base class for all clang-tidy checks.
SlicingCheck(StringRef Name, ClangTidyContext *Context)
Definition: SlicingCheck.h:29
Flags slicing (incomplete copying of an object's state) of member variables or vtable.
Definition: SlicingCheck.h:27
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
static constexpr llvm::StringLiteral Name
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.