clang-tools-extra/clang-tidy/utils/Matchers.cpp

   1 //===---------- Matchers.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 "Matchers.h"
  10 #include "ASTUtils.h"
  11
  12 namespace clang::tidy::matchers {
  13
  14 bool NotIdenticalStatementsPredicate::operator()(
  15     const clang::ast_matchers::internal::BoundNodesMap &Nodes) const {
  16   return !utils::areStatementsIdentical(Node.get<Stmt>(),
  17                                         Nodes.getNodeAs<Stmt>(ID), *Context);
  18 }
  19
  20 MatchesAnyListedTypeNameMatcher::MatchesAnyListedTypeNameMatcher(
  21     llvm::ArrayRef<StringRef> NameList)
  22     : NameMatchers(NameList.begin(), NameList.end()) {}
  23
  24 MatchesAnyListedTypeNameMatcher::~MatchesAnyListedTypeNameMatcher() = default;
  25
  26 bool MatchesAnyListedTypeNameMatcher::matches(
  27     const QualType &Node, ast_matchers::internal::ASTMatchFinder *Finder,
  28     ast_matchers::internal::BoundNodesTreeBuilder *Builder) const {
  29
  30   if (NameMatchers.empty())
  31     return false;
  32
  33   PrintingPolicy PrintingPolicyWithSuppressedTag(
  34       Finder->getASTContext().getLangOpts());
  35   PrintingPolicyWithSuppressedTag.PrintCanonicalTypes = true;
  36   PrintingPolicyWithSuppressedTag.SuppressElaboration = true;
  37   PrintingPolicyWithSuppressedTag.SuppressScope = false;
  38   PrintingPolicyWithSuppressedTag.SuppressTagKeyword = true;
  39   PrintingPolicyWithSuppressedTag.SuppressUnwrittenScope = true;
  40   std::string TypeName =
  41       Node.getUnqualifiedType().getAsString(PrintingPolicyWithSuppressedTag);
  42
  43   return llvm::any_of(NameMatchers, [&TypeName](const llvm::Regex &NM) {
  44     return NM.isValid() && NM.match(TypeName);
  45   });
  46 }
  47
  48 } // namespace clang::tidy::matchers