clang-tools  10.0.0svn
clang-tidy/utils/Matchers.h
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1 //===--- Matchers.h - 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 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_MATCHERS_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_MATCHERS_H
11 
12 #include "TypeTraits.h"
13 #include "clang/ASTMatchers/ASTMatchers.h"
14 
15 namespace clang {
16 namespace tidy {
17 namespace matchers {
18 
19 AST_MATCHER(BinaryOperator, isAssignmentOperator) {
20  return Node.isAssignmentOp();
21 }
22 
23 AST_MATCHER(BinaryOperator, isRelationalOperator) {
24  return Node.isRelationalOp();
25 }
26 
27 AST_MATCHER(BinaryOperator, isEqualityOperator) { return Node.isEqualityOp(); }
28 
29 AST_MATCHER(BinaryOperator, isComparisonOperator) {
30  return Node.isComparisonOp();
31 }
32 
34  llvm::Optional<bool> IsExpensive =
35  utils::type_traits::isExpensiveToCopy(Node, Finder->getASTContext());
36  return IsExpensive && *IsExpensive;
37 }
38 
41  Node, Finder->getASTContext());
42 }
43 
44 // Returns QualType matcher for references to const.
45 AST_MATCHER_FUNCTION(ast_matchers::TypeMatcher, isReferenceToConst) {
46  using namespace ast_matchers;
47  return referenceType(pointee(qualType(isConstQualified())));
48 }
49 
50 AST_MATCHER_P(NamedDecl, matchesAnyListedName, std::vector<std::string>,
51  NameList) {
52  return llvm::any_of(NameList, [&Node](const std::string &Name) {
53  return llvm::Regex(Name).match(Node.getName());
54  });
55 }
56 
57 } // namespace matchers
58 } // namespace tidy
59 } // namespace clang
60 
61 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_MATCHERS_H
AST_MATCHER(BinaryOperator, isAssignmentOperator)
AST_MATCHER_FUNCTION(ast_matchers::TypeMatcher, isReferenceToConst)
bool recordIsTriviallyDefaultConstructible(const RecordDecl &RecordDecl, const ASTContext &Context)
Returns true if RecordDecl is trivially default constructible.
Definition: TypeTraits.cpp:51
llvm::Optional< bool > isExpensiveToCopy(QualType Type, const ASTContext &Context)
Returns true if Type is expensive to copy.
Definition: TypeTraits.cpp:41
bool isTriviallyDefaultConstructible(QualType Type, const ASTContext &Context)
Returns true if Type is trivially default constructible.
Definition: TypeTraits.cpp:92
static constexpr llvm::StringLiteral Name
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
AST_MATCHER_P(NamedDecl, matchesAnyListedName, std::vector< std::string >, NameList)