clang-tools  14.0.0git
UseEmplaceCheck.h
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1 //===--- UseEmplaceCheck.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_MODERNIZE_USE_EMPLACE_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_EMPLACE_H
11 
12 #include "../ClangTidyCheck.h"
13 #include <string>
14 #include <vector>
15 
16 namespace clang {
17 namespace tidy {
18 namespace modernize {
19 
20 /// This check looks for cases when inserting new element into std::vector but
21 /// the element is constructed temporarily.
22 /// It replaces those calls for emplace_back of arguments passed to
23 /// constructor of temporary object.
24 ///
25 /// For the user-facing documentation see:
26 /// http://clang.llvm.org/extra/clang-tidy/checks/modernize-use-emplace.html
28 public:
29  UseEmplaceCheck(StringRef Name, ClangTidyContext *Context);
30  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
31  return LangOpts.CPlusPlus11;
32  }
33  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
34  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
35  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
36 
37 private:
38  const bool IgnoreImplicitConstructors;
39  const std::vector<std::string> ContainersWithPushBack;
40  const std::vector<std::string> SmartPointers;
41  const std::vector<std::string> TupleTypes;
42  const std::vector<std::string> TupleMakeFunctions;
43 };
44 
45 } // namespace modernize
46 } // namespace tidy
47 } // namespace clang
48 
49 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_EMPLACE_H
clang::tidy::ClangTidyOptions::OptionMap
llvm::StringMap< ClangTidyValue > OptionMap
Definition: ClangTidyOptions.h:115
clang::tidy::modernize::UseEmplaceCheck
This check looks for cases when inserting new element into std::vector but the element is constructed...
Definition: UseEmplaceCheck.h:27
clang::tidy::modernize::UseEmplaceCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition: UseEmplaceCheck.cpp:42
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition: ClangTidyCheck.h:54
clang::tidy::modernize::UseEmplaceCheck::storeOptions
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
Should store all options supported by this check with their current values or default values for opti...
Definition: UseEmplaceCheck.cpp:161
clang::tidy::modernize::UseEmplaceCheck::isLanguageVersionSupported
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...
Definition: UseEmplaceCheck.h:30
clang::tidy::modernize::UseEmplaceCheck::UseEmplaceCheck
UseEmplaceCheck(StringRef Name, ClangTidyContext *Context)
Definition: UseEmplaceCheck.cpp:30
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition: ClangTidyDiagnosticConsumer.h:72
Name
static constexpr llvm::StringLiteral Name
Definition: UppercaseLiteralSuffixCheck.cpp:28
clang::tidy::modernize::UseEmplaceCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition: UseEmplaceCheck.cpp:119
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27