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 {
  14 namespace tidy {
  15 namespace modernize {
  16
  17 MakeUniqueCheck::MakeUniqueCheck(StringRef Name,
  18                                  clang::tidy::ClangTidyContext *Context)
  19     : MakeSmartPtrCheck(Name, Context, "std::make_unique"),
  20       RequireCPlusPlus14(Options.get("MakeSmartPtrFunction", "").empty()) {}
  21
  22 MakeUniqueCheck::SmartPtrTypeMatcher
  23 MakeUniqueCheck::getSmartPointerTypeMatcher() const {
  24   return qualType(hasUnqualifiedDesugaredType(
  25       recordType(hasDeclaration(classTemplateSpecializationDecl(
  26           hasName("::std::unique_ptr"), templateArgumentCountIs(2),
  27           hasTemplateArgument(
  28               0, templateArgument(refersToType(qualType().bind(PointerType)))),
  29           hasTemplateArgument(
  30               1, templateArgument(refersToType(
  31                      qualType(hasDeclaration(classTemplateSpecializationDecl(
  32                          hasName("::std::default_delete"),
  33                          templateArgumentCountIs(1),
  34                          hasTemplateArgument(
  35                              0, templateArgument(refersToType(qualType(
  36                                     equalsBoundNode(PointerType))))))))))))))));
  37 }
  38
  39 bool MakeUniqueCheck::isLanguageVersionSupported(
  40     const LangOptions &LangOpts) const {
  41   return RequireCPlusPlus14 ? LangOpts.CPlusPlus14 : LangOpts.CPlusPlus11;
  42 }
  43
  44 // FixItHint is done by MakeSmartPtrCheck
  45
  46 } // namespace modernize
  47 } // namespace tidy
  48 } // namespace clang