clang-tools-extra/clang-tidy/modernize/MakeUniqueCheck.cpp

   1 //===--- MakeUniqueCheck.cpp - clang-tidy----------------------------------===//
   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 #include "MakeUniqueCheck.h"
  10
  11 using namespace clang::ast_matchers;
  12
  13 namespace clang::tidy::modernize {
  14
  15 MakeUniqueCheck::MakeUniqueCheck(StringRef Name,
  16                                  clang::tidy::ClangTidyContext *Context)
  17     : MakeSmartPtrCheck(Name, Context, "std::make_unique"),
  18       RequireCPlusPlus14(Options.get("MakeSmartPtrFunction", "").empty()) {}
  19
  20 MakeUniqueCheck::SmartPtrTypeMatcher
  21 MakeUniqueCheck::getSmartPointerTypeMatcher() const {
  22   return qualType(hasUnqualifiedDesugaredType(
  23       recordType(hasDeclaration(classTemplateSpecializationDecl(
  24           hasName("::std::unique_ptr"), templateArgumentCountIs(2),
  25           hasTemplateArgument(
  26               0, templateArgument(refersToType(qualType().bind(PointerType)))),
  27           hasTemplateArgument(
  28               1, templateArgument(refersToType(
  29                      qualType(hasDeclaration(classTemplateSpecializationDecl(
  30                          hasName("::std::default_delete"),
  31                          templateArgumentCountIs(1),
  32                          hasTemplateArgument(
  33                              0, templateArgument(refersToType(qualType(
  34                                     equalsBoundNode(PointerType))))))))))))))));
  35 }
  36
  37 bool MakeUniqueCheck::isLanguageVersionSupported(
  38     const LangOptions &LangOpts) const {
  39   return RequireCPlusPlus14 ? LangOpts.CPlusPlus14 : LangOpts.CPlusPlus11;
  40 }
  41
  42 // FixItHint is done by MakeSmartPtrCheck
  43
  44 } // namespace clang::tidy::modernize