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NoexceptMoveConstructorCheck.h
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1 //===--- NoexceptMoveConstructorCheck.h - clang-tidy-------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_NOEXCEPTMOVECONSTRUCTORCHECK_H
11 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_NOEXCEPTMOVECONSTRUCTORCHECK_H
12
13 #include "../ClangTidy.h"
14
15 namespace clang {
16 namespace tidy {
17
18 /// The check flags user-defined move constructors and assignment operators not
19 /// marked with `noexcept` or marked with `noexcept(expr)` where `expr`
20 /// evaluates to `false` (but is not a `false` literal itself).
21 ///
22 /// Move constructors of all the types used with STL containers, for example,
23 /// need to be declared `noexcept`. Otherwise STL will choose copy constructors
24 /// instead. The same is valid for move assignment operations.
25 class NoexceptMoveConstructorCheck : public ClangTidyCheck {
26 public:
27 NoexceptMoveConstructorCheck(StringRef Name, ClangTidyContext *Context)
28 : ClangTidyCheck(Name, Context) {}
29 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
30 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
31 };
32
33 } // namespace tidy
34 } // namespace clang
35
36 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_NOEXCEPTMOVECONSTRUCTORCHECK_H
37
Name
StringHandle Name
Definition: PreprocessorTracker.cpp:525
Finder
std::unique_ptr< ast_matchers::MatchFinder > Finder
Definition: ClangTidy.cpp:188
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition: ClangTidy.h:102
clang::tidy::NoexceptMoveConstructorCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register ASTMatchers with Finder.
Definition: NoexceptMoveConstructorCheck.cpp:19
clang::tidy::NoexceptMoveConstructorCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition: NoexceptMoveConstructorCheck.cpp:32
clang::tidy::NoexceptMoveConstructorCheck::NoexceptMoveConstructorCheck
NoexceptMoveConstructorCheck(StringRef Name, ClangTidyContext *Context)
Definition: NoexceptMoveConstructorCheck.h:27
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition: ClangTidyDiagnosticConsumer.h:124
clang::tidy::NoexceptMoveConstructorCheck
The check flags user-defined move constructors and assignment operators not marked with noexcept or m...
Definition: NoexceptMoveConstructorCheck.h:25
Result
const NamedDecl * Result
Definition: USRFinder.cpp:121