ASTMatchers.h revision 20b802d186dfc5db9b4a9ce83e9f31fa5aa4efcc
14da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek//===--- ASTMatchers.h - Structural query framework -------------*- C++ -*-===// 24da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 34da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// The LLVM Compiler Infrastructure 44da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 54da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// This file is distributed under the University of Illinois Open Source 64da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// License. See LICENSE.TXT for details. 74da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 84da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek//===----------------------------------------------------------------------===// 94da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// This file implements matchers to be used together with the MatchFinder to 114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// match AST nodes. 124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// Matchers are created by generator functions, which can be combined in 144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// a functional in-language DSL to express queries over the C++ AST. 154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// For example, to match a class with a certain name, one would call: 174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// record(hasName("MyClass")) 184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// which returns a matcher that can be used to find all AST nodes that declare 194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// a class named 'MyClass'. 204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// For more complicated match expressions we're often interested in accessing 224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// multiple parts of the matched AST nodes once a match is found. In that case, 234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// use the id(...) matcher around the match expressions that match the nodes 244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// you want to access. 254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// For example, when we're interested in child classes of a certain class, we 274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// would write: 284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// record(hasName("MyClass"), hasChild(id("child", record()))) 294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// When the match is found via the MatchFinder, a user provided callback will 304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// be called with a BoundNodes instance that contains a mapping from the 314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// strings that we provided for the id(...) calls to the nodes that were 324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// matched. 334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// In the given example, each time our matcher finds a match we get a callback 344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// where "child" is bound to the CXXRecordDecl node of the matching child 354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// class declaration. 364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// See ASTMatchersInternal.h for a more in-depth explanation of the 384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// implementation details of the matcher framework. 394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// See ASTMatchFinder.h for how to use the generated matchers to run over 414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// an AST. 424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek// 434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek//===----------------------------------------------------------------------===// 444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#ifndef LLVM_CLANG_AST_MATCHERS_AST_MATCHERS_H 464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#define LLVM_CLANG_AST_MATCHERS_AST_MATCHERS_H 474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 48e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper#include "clang/AST/DeclTemplate.h" 494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#include "clang/ASTMatchers/ASTMatchersInternal.h" 504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#include "clang/ASTMatchers/ASTMatchersMacros.h" 514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#include "llvm/ADT/Twine.h" 52e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper#include "llvm/Support/Regex.h" 534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimeknamespace clang { 554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimeknamespace ast_matchers { 564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Maps string IDs to AST nodes matched by parts of a matcher. 584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// The bound nodes are generated by adding id(...) matchers into the 604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// match expression around the matchers for the nodes we want to access later. 614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// The instances of BoundNodes are created by MatchFinder when the user's 634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// callbacks are executed every time a match is found. 644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekclass BoundNodes { 654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekpublic: 664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// \brief Returns the AST node bound to 'ID'. 674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// Returns NULL if there was no node bound to 'ID' or if there is a node but 684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// it cannot be converted to the specified type. 694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// FIXME: We'll need one of those for every base type. 704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// @{ 714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek template <typename T> 724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const T *getDeclAs(StringRef ID) const { 734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return getNodeAs<T>(DeclBindings, ID); 744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek template <typename T> 764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const T *getStmtAs(StringRef ID) const { 774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return getNodeAs<T>(StmtBindings, ID); 784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// @} 804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekprivate: 824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek /// \brief Create BoundNodes from a pre-filled map of bindings. 83e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper BoundNodes(const std::map<std::string, const Decl*> &DeclBindings, 84e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const std::map<std::string, const Stmt*> &StmtBindings) 854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek : DeclBindings(DeclBindings), StmtBindings(StmtBindings) {} 864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek template <typename T, typename MapT> 884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const T *getNodeAs(const MapT &Bindings, StringRef ID) const { 894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek typename MapT::const_iterator It = Bindings.find(ID); 904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (It == Bindings.end()) { 914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return NULL; 924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return llvm::dyn_cast<T>(It->second); 944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 96e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper std::map<std::string, const Decl*> DeclBindings; 97e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper std::map<std::string, const Stmt*> StmtBindings; 984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek friend class internal::BoundNodesTree; 1004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek}; 1014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief If the provided matcher matches a node, binds the node to 'ID'. 1034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Add example for accessing it. 1054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename T> 1064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::Matcher<T> id(const std::string &ID, 1074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<T> &InnerMatcher) { 1084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::Matcher<T>(new internal::IdMatcher<T>(ID, InnerMatcher)); 1094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 1104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Types of matchers for the top-level classes in the AST class 1124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hierarchy. 1134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @{ 114e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jaspertypedef internal::Matcher<Decl> DeclarationMatcher; 115e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jaspertypedef internal::Matcher<QualType> TypeMatcher; 116e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jaspertypedef internal::Matcher<Stmt> StatementMatcher; 1174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @} 1184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches any node. 1204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Useful when another matcher requires a child matcher, but there's no 1224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// additional constraint. This will often be used with an explicit conversion 1234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// to a internal::Matcher<> type such as TypeMatcher. 1244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: DeclarationMatcher(anything()) matches all declarations, e.g., 1264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "int* p" and "void f()" in 1274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int* p; 1284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(); 1294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam0<internal::TrueMatcher> anything() { 1304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam0<internal::TrueMatcher>(); 1314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 1324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a declaration of anything that could have a name. 1344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, S, the anonymous union type, i, and U; 1364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef int X; 1374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct S { 1384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// union { 1394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int i; 1404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// } U; 1414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 1424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 143e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 144e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper NamedDecl> nameableDeclaration; 1454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches C++ class declarations. 1474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Z 1494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X; 1504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template<class T> class Z {}; 1514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 152e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 153e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXRecordDecl> record; 154e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 155e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches C++ class template specializations. 156e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 157e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 158e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> class A {}; 159e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<> class A<double> {}; 160e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<int> a; 161e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization() 162e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specializations \c A<int> and \c A<double> 163e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 164e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 165e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ClassTemplateSpecializationDecl> classTemplateSpecialization; 166e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 167e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches classTemplateSpecializations that have at least one 168e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// TemplateArgument matching the given Matcher. 169e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 170e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 171e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> class A {}; 172e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<> class A<double> {}; 173e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<int> a; 174e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasAnyTemplateArgument( 175e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// refersToType(asString("int")))) 176e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<int> 177e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ClassTemplateSpecializationDecl, hasAnyTemplateArgument, 178e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<TemplateArgument>, Matcher) { 179e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const TemplateArgumentList &List = Node.getTemplateArgs(); 180e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (unsigned i = 0; i < List.size(); ++i) { 181e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (Matcher.matches(List.get(i), Finder, Builder)) 182e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return true; 183e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper } 184e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 185e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 186e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 187e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches classTemplateSpecializations where the n'th TemplateArgument 188e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the given Matcher. 189e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 190e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 191e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T, typename U> class A {}; 192e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<bool, int> b; 193e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<int, bool> c; 194e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasTemplateArgument( 195e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1, refersToType(asString("int")))) 196e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<bool, int> 197e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P2(ClassTemplateSpecializationDecl, hasTemplateArgument, 198e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper unsigned, N, internal::Matcher<TemplateArgument>, Matcher) { 199e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const TemplateArgumentList &List = Node.getTemplateArgs(); 200e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (List.size() <= N) 201e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 202e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(List.get(N), Finder, Builder); 203e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 204e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 205e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a TemplateArgument that refers to a certain type. 206e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 207e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 208e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// struct X {}; 209e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> struct A {}; 210e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<X> a; 211e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasAnyTemplateArgument( 212e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// refersToType(class(hasName("X"))))) 213e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<X> 214e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(TemplateArgument, refersToType, 215e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, Matcher) { 216e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (Node.getKind() != TemplateArgument::Type) 217e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 218e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(Node.getAsType(), Finder, Builder); 219e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 220e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 221e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a TemplateArgument that refers to a certain declaration. 222e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 223e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 224e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> struct A {}; 225e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// struct B { B* next; }; 226e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<&B::next> a; 227e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasAnyTemplateArgument( 228e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// refersToDeclaration(field(hasName("next")))) 229e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<&B::next> with \c field(...) matching 230e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \c B::next 231e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(TemplateArgument, refersToDeclaration, 232e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Decl>, Matcher) { 233e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const Decl *Declaration = Node.getAsDecl()) 234e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(*Declaration, Finder, Builder); 235e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 236e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 2374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches C++ constructor declarations. 2394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches Foo::Foo() and Foo::Foo(int) 2414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Foo { 2424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// public: 2434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo(); 2444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo(int); 2454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int DoSomething(); 2464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 2474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 248e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 249e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXConstructorDecl> constructor; 250e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 251e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches explicit C++ destructor declarations. 252e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 253e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches Foo::~Foo() 254e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class Foo { 255e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// public: 256e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// virtual ~Foo(); 257e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// }; 258e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, CXXDestructorDecl> destructor; 259e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 260e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches enum declarations. 261e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 262e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches X 263e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// enum X { 264e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A, B, C 265e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// }; 266e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, EnumDecl> enumDecl; 267e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 268e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches enum constants. 269e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 270e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches A, B, C 271e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// enum X { 272e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A, B, C 273e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// }; 274e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 275e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 276e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper EnumConstantDecl> enumConstant; 2774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches method declarations. 2794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y 2814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { void y() }; 282e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, CXXMethodDecl> method; 2834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches variable declarations. 2854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note: this does not match declarations of member variables, which are 2874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "field" declarations in Clang parlance. 2884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a 2904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; 291e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, VarDecl> variable; 2924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches field declarations. 2944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 2964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { int m; }; 2974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// field() 2984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'm'. 299e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, FieldDecl> field; 3004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches function declarations. 3024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches f 3044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(); 305e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, FunctionDecl> function; 3064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches statements. 3094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// { ++a; } 3124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// statement() 3134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches both the compound statement '{ ++a; }' and '++a'. 314e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, Stmt> statement; 3154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches declaration statements. 3174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; 3204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// declarationStatement() 3214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'int a'. 3224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 323e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 324e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper DeclStmt> declarationStatement; 3254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches member expressions. 3274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { 3304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x() { this->x(); x(); Y y; y.x(); a; this->b; Y::b; } 3314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; static int b; 3324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 3334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression() 3344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches this->x, x, y.x, a, this->b 3354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 336e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 337e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper MemberExpr> memberExpression; 3384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches call expressions. 3404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x.y() 3424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// X x; 3434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// x.y(); 344e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, CallExpr> call; 345e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 346e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches init list expressions. 347e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 348e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 349e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int a[] = { 1, 2 }; 350e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// struct B { int x, y; }; 351e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// B b = { 5, 6 }; 352e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// initList() 353e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches "{ 1, 2 }" and "{ 5, 6 }" 354e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, InitListExpr> initListExpr; 355e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 356e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches using declarations. 357e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 358e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 359e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace X { int x; } 360e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::x; 361e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// usingDecl() 362e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \code using X::x \endcode 363e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, UsingDecl> usingDecl; 3644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches constructor call expressions (including implicit ones). 3664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches string(ptr, n) and ptr within arguments of f 3684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = constructorCall()) 3694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(const string &a, const string &b); 3704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// char *ptr; 3714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int n; 3724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// f(string(ptr, n), ptr); 3734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 374e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 375e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXConstructExpr> constructorCall; 3764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches nodes where temporaries are created. 3784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches FunctionTakesString(GetStringByValue()) 380e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// (matcher = bindTemporaryExpression()) 3814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FunctionTakesString(GetStringByValue()); 3824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FunctionTakesStringByPointer(GetStringPointer()); 3834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 384e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 385e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXBindTemporaryExpr> bindTemporaryExpression; 3864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches new expressions. 3884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// new X; 3914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// newExpression() 3924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'new X'. 3934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 394e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 395e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXNewExpr> newExpression; 396e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 397e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches delete expressions. 398e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 399e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 400e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// delete X; 401e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// deleteExpression() 402e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches 'delete X'. 403e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 404e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 405e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXDeleteExpr> deleteExpression; 406e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 407e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches array subscript expressions. 408e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 409e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 410e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int i = a[1]; 411e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// arraySubscriptExpr() 412e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches "a[1]" 413e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 414e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 415e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ArraySubscriptExpr> arraySubscriptExpr; 4164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the value of a default argument at the call site. 4184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches the CXXDefaultArgExpr placeholder inserted for the 4204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// default value of the second parameter in the call expression f(42) 4214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = defaultArgument()) 4224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(int x, int y = 0); 4234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// f(42); 4244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 425e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 426e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXDefaultArgExpr> defaultArgument; 4274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches overloaded operator calls. 4294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note that if an operator isn't overloaded, it won't match. Instead, use 4314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// binaryOperator matcher. 4324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Currently it does not match operators such as new delete. 4334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: figure out why these do not match? 4344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches both operator<<((o << b), c) and operator<<(o, b) 4364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = overloadedOperatorCall()) 4374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ostream &operator<< (ostream &out, int i) { }; 4384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ostream &o; int b = 1, c = 1; 4394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// o << b << c; 4404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 441e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 442e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXOperatorCallExpr> overloadedOperatorCall; 4434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches expressions. 4454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x() 4474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f() { x(); } 4484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 449e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 450e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr> expression; 4514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches expressions that refer to declarations. 4534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x in if (x) 4554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool x; 4564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (x) {} 4574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 458e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 459e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper DeclRefExpr> declarationReference; 4604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if statements. 4624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 'if (x) {}' 4644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (x) {} 465e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, IfStmt> ifStmt; 4664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches for statements. 4684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 'for (;;) {}' 4704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// for (;;) {} 4714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 472e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, ForStmt> forStmt; 4734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4746a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches the increment statement of a for loop. 4756a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// 4766a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// Example: 4776a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// forStmt(hasIncrement(unaryOperator(hasOperatorName("++")))) 4786a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// matches '++x' in 4796a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// for (x; x < N; ++x) { } 4806a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_MATCHER_P(ForStmt, hasIncrement, internal::Matcher<Stmt>, 4816a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher) { 4826a12449ec8862211856447d3df4c082a346339f2Daniel Jasper const Stmt *const Increment = Node.getInc(); 4836a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return (Increment != NULL && 4846a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher.matches(*Increment, Finder, Builder)); 4856a12449ec8862211856447d3df4c082a346339f2Daniel Jasper} 4866a12449ec8862211856447d3df4c082a346339f2Daniel Jasper 4876a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches the initialization statement of a for loop. 4886a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// 4896a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// Example: 4906a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// forStmt(hasLoopInit(declarationStatement())) 4916a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// matches 'int x = 0' in 4926a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// for (int x = 0; x < N; ++x) { } 4936a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_MATCHER_P(ForStmt, hasLoopInit, internal::Matcher<Stmt>, 4946a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher) { 4956a12449ec8862211856447d3df4c082a346339f2Daniel Jasper const Stmt *const Init = Node.getInit(); 4966a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return (Init != NULL && InnerMatcher.matches(*Init, Finder, Builder)); 4976a12449ec8862211856447d3df4c082a346339f2Daniel Jasper} 4986a12449ec8862211856447d3df4c082a346339f2Daniel Jasper 4994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches while statements. 5004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 5024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// while (true) {} 5034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// whileStmt() 5044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'while (true) {}'. 5054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 506e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 507e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper WhileStmt> whileStmt; 5084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches do statements. 5104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 5124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// do {} while (true); 5134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// doStmt() 5144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'do {} while(true)' 515e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, DoStmt> doStmt; 5164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches case and default statements inside switch statements. 5184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 5204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// switch(a) { case 42: break; default: break; } 5214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// switchCase() 5224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'case 42: break;' and 'default: break;'. 5234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 524e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 525e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper SwitchCase> switchCase; 5264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches compound statements. 5284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches '{}' and '{{}}'in 'for (;;) {{}}' 5304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// for (;;) {{}} 5314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 532e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 533e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CompoundStmt> compoundStatement; 5344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches bool literals. 5364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true 5384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// true 5394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 540e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 541e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXBoolLiteralExpr> boolLiteral; 5424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches string literals (also matches wide string literals). 5444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches "abcd", L"abcd" 5464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// char *s = "abcd"; wchar_t *ws = L"abcd" 5474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 548e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 549e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper StringLiteral> stringLiteral; 5504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches character literals (also matches wchar_t). 5524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Not matching Hex-encoded chars (e.g. 0x1234, which is a IntegerLiteral), 5544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// though. 5554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 'a', L'a' 5574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// char ch = 'a'; wchar_t chw = L'a'; 5584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 559e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 560e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CharacterLiteral> characterLiteral; 5614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches integer literals of all sizes / encodings. 5634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Not matching character-encoded integers such as L'a'. 5654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 1, 1L, 0x1, 1U 5674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 568e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 569e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper IntegerLiteral> integerLiteral; 5704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches binary operator expressions. 5724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a || b 5744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !(a || b) 5754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 576e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 577e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper BinaryOperator> binaryOperator; 5784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches unary operator expressions. 5804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches !a 5824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !a || b 5834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 584e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 585e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper UnaryOperator> unaryOperator; 5864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches conditional operator expressions. 5884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a ? b : c 5904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (a ? b : c) + 42 5914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 592e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 593e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ConditionalOperator> conditionalOperator; 5944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a reinterpret_cast expression. 5964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Either the source expression or the destination type can be matched 5984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// using has(), but hasDestinationType() is more specific and can be 5994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// more readable. 6004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches reinterpret_cast<char*>(&p) in 6024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void* p = reinterpret_cast<char*>(&p); 6034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 604e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 605e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXReinterpretCastExpr> reinterpretCast; 6064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a C++ static_cast expression. 6084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \see hasDestinationType 6104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \see reinterpretCast 6114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: 6134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// staticCast() 6144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 6154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// static_cast<long>(8) 6164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// in 6174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// long eight(static_cast<long>(8)); 6184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 619e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 620e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXStaticCastExpr> staticCast; 6214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a dynamic_cast expression. 6234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: 6254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// dynamicCast() 6264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 6274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// dynamic_cast<D*>(&b); 6284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// in 6294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct B { virtual ~B() {} }; struct D : B {}; 6304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// B b; 6314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// D* p = dynamic_cast<D*>(&b); 6324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 633e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 634e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXDynamicCastExpr> dynamicCast; 6354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a const_cast expression. 6374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: Matches const_cast<int*>(&r) in 6394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int n = 42; 6404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// const int& r(n); 6414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int* p = const_cast<int*>(&r); 6424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 643e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 644e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXConstCastExpr> constCast; 6454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches explicit cast expressions. 6474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Matches any cast expression written in user code, whether it be a 6494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// C-style cast, a functional-style cast, or a keyword cast. 6504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Does not match implicit conversions. 6524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note: the name "explicitCast" is chosen to match Clang's terminology, as 6544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Clang uses the term "cast" to apply to implicit conversions as well as to 6554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// actual cast expressions. 6564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \see hasDestinationType. 6584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: matches all five of the casts in 6604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int((int)(reinterpret_cast<int>(static_cast<int>(const_cast<int>(42))))) 6614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// but does not match the implicit conversion in 6624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// long ell = 42; 6634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 664e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 665e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ExplicitCastExpr> explicitCast; 6664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the implicit cast nodes of Clang's AST. 6684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// This matches many different places, including function call return value 6704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// eliding, as well as any type conversions. 6714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 672e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 673e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ImplicitCastExpr> implicitCast; 6744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches functional cast expressions 6764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: Matches Foo(bar); 6784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo f = bar; 6794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo g = (Foo) bar; 6804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo h = Foo(bar); 6814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 682e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 683e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXFunctionalCastExpr> functionalCast; 6844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Various overloads for the anyOf matcher. 6864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @{ 6874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2> 6884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, C2> 6894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1 &P1, const C2 &P2) { 6904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, 6914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C1, C2 >(P1, P2); 6924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 6934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3> 6944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, 6954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C2, C3> > 6964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1 &P1, const C2 &P2, const C3 &P3) { 6974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return anyOf(P1, anyOf(P2, P3)); 6984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 6994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3, typename C4> 7004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, 7014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C2, 7024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, 7034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C3, C4> > > 7044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1 &P1, const C2 &P2, const C3 &P3, const C4 &P4) { 705ff2fcb8db242a54f72bbb4e5595261e12672ed66Daniel Jasper return anyOf(P1, anyOf(P2, anyOf(P3, P4))); 7064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3, typename C4, typename C5> 7084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, 7094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C2, 7104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C3, 7114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, 7124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C4, C5> > > > 7134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1& P1, const C2& P2, const C3& P3, const C4& P4, const C5& P5) { 7144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return anyOf(P1, anyOf(P2, anyOf(P3, anyOf(P4, P5)))); 7154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @} 7174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 7184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Various overloads for the allOf matcher. 7194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @{ 7204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2> 7214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, C1, C2> 7224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekallOf(const C1 &P1, const C2 &P2) { 7234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, 7244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C1, C2>(P1, P2); 7254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3> 7274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, C1, 7284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, C2, C3> > 7294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekallOf(const C1& P1, const C2& P2, const C3& P3) { 7306a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return allOf(P1, allOf(P2, P3)); 7314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @} 7334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 734e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches sizeof (C99), alignof (C++11) and vec_step (OpenCL) 735e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 736e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 737e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Foo x = bar; 738e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int y = sizeof(x) + alignof(x); 739e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// unaryExprOrTypeTraitExpr() 740e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c sizeof(x) and \c alignof(x) 741e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 742e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 743e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper UnaryExprOrTypeTraitExpr> unaryExprOrTypeTraitExpr; 744e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 745e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches unary expressions that have a specific type of argument. 746e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 747e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 748e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int a, c; float b; int s = sizeof(a) + sizeof(b) + alignof(c); 749e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// unaryExprOrTypeTraitExpr(hasArgumentOfType(asString("int")) 750e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c sizeof(a) and \c alignof(c) 751e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UnaryExprOrTypeTraitExpr, hasArgumentOfType, 752e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, Matcher) { 753e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const QualType ArgumentType = Node.getTypeOfArgument(); 754e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(ArgumentType, Finder, Builder); 755e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 756e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 757e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches unary expressions of a certain kind. 758e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 759e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 760e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int x; 761e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int s = sizeof(x) + alignof(x) 762e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// unaryExprOrTypeTraitExpr(ofKind(UETT_SizeOf)) 763e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c sizeof(x) 764e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UnaryExprOrTypeTraitExpr, ofKind, UnaryExprOrTypeTrait, Kind) { 765e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Node.getKind() == Kind; 766e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 767e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 768e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Same as unaryExprOrTypeTraitExpr, but only matching 769e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// alignof. 770e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<Stmt> alignOfExpr( 771e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<UnaryExprOrTypeTraitExpr> &Matcher) { 772e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return internal::Matcher<Stmt>(unaryExprOrTypeTraitExpr(allOf( 773e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ofKind(UETT_AlignOf), Matcher))); 774e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 775e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 776e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Same as unaryExprOrTypeTraitExpr, but only matching 777e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// sizeof. 778e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<Stmt> sizeOfExpr( 779e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<UnaryExprOrTypeTraitExpr> &Matcher) { 780e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return internal::Matcher<Stmt>(unaryExprOrTypeTraitExpr(allOf( 781e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ofKind(UETT_SizeOf), Matcher))); 782e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 783e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 7844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches NamedDecl nodes that have the specified name. 7854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 7864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Supports specifying enclosing namespaces or classes by prefixing the name 7874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with '<enclosing>::'. 7884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Does not match typedefs of an underlying type with the given name. 7894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 7904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X (Name == "X") 7914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X; 7924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 7934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X (Name is one of "::a::b::X", "a::b::X", "b::X", "X") 7944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// namespace a { namespace b { class X; } } 795e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(NamedDecl, hasName, std::string, Name) { 7964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek assert(!Name.empty()); 7974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const std::string FullNameString = "::" + Node.getQualifiedNameAsString(); 7984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const llvm::StringRef FullName = FullNameString; 7994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const llvm::StringRef Pattern = Name; 8004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (Pattern.startswith("::")) { 8014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return FullName == Pattern; 8024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } else { 8034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return FullName.endswith(("::" + Pattern).str()); 8044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 8054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 807e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches NamedDecl nodes whose full names partially match the 808e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// given RegExp. 809e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 810e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Supports specifying enclosing namespaces or classes by 811e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// prefixing the name with '<enclosing>::'. Does not match typedefs 812e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// of an underlying type with the given name. 813e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 814e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches X (regexp == "::X") 815e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class X; 816e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 817e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches X (regexp is one of "::X", "^foo::.*X", among others) 818e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace foo { namespace bar { class X; } } 819e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(NamedDecl, matchesName, std::string, RegExp) { 820e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper assert(!RegExp.empty()); 821e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper std::string FullNameString = "::" + Node.getQualifiedNameAsString(); 822e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::Regex RE(RegExp); 823e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return RE.match(FullNameString); 824e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 825e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 8264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches overloaded operator names. 8274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Matches overloaded operator names specified in strings without the 8294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "operator" prefix, such as "<<", for OverloadedOperatorCall's. 8304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a << b 8324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher == overloadedOperatorCall(hasOverloadedOperatorName("<<"))) 8334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a << b; 8344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// c && d; // assuming both operator<< 8354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// // and operator&& are overloaded somewhere. 836e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXOperatorCallExpr, 8374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasOverloadedOperatorName, std::string, Name) { 838e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return getOperatorSpelling(Node.getOperator()) == Name; 8394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 8414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches C++ classes that are directly or indirectly derived from 84220b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// a class matching \c Base. 8434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note that a class is considered to be also derived from itself. 8454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 84620b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// Example matches X, Y, Z, C (Base == hasName("X")) 8474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X; // A class is considered to be derived from itself 8484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y : public X {}; // directly derived 8494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z : public Y {}; // indirectly derived 8504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef X A; 8514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef A B; 8524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class C : public B {}; // derived from a typedef of X 8534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 85420b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// In the following example, Bar matches isDerivedFrom(hasName("X")): 8554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Foo; 8564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef Foo X; 8574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Bar : public Foo {}; // derived from a type that X is a typedef of 85820b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel JasperAST_MATCHER_P(CXXRecordDecl, isDerivedFrom, 85920b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper internal::Matcher<NamedDecl>, Base) { 86020b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper return Finder->classIsDerivedFrom(&Node, Base, Builder); 86120b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper} 86220b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper 86320b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// \brief Overloaded method as shortcut for \c isDerivedFrom(hasName(...)). 86420b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasperinline internal::Matcher<CXXRecordDecl> isDerivedFrom(StringRef BaseName) { 86520b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper assert(!BaseName.empty()); 86620b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper return isDerivedFrom(hasName(BaseName)); 8674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 8694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have child AST nodes that match the 8704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 8714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Y (matcher = record(has(record(hasName("X"))) 8734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 8744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { class X {}; }; 8754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z { class Y { class X {}; }; }; // Does not match Z. 8764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ChildT must be an AST base type. 8784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename ChildT> 8794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::HasMatcher, ChildT> has( 8804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<ChildT> &ChildMatcher) { 8814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher<internal::HasMatcher, 8824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ChildT>(ChildMatcher); 8834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 8854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have descendant AST nodes that match the 8864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 8874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Y, Z 8894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = record(hasDescendant(record(hasName("X"))))) 8904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 8914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { class X {}; }; 8924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z { class Y { class X {}; }; }; 8934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// DescendantT must be an AST base type. 8954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename DescendantT> 8964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::HasDescendantMatcher, DescendantT> 8974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekhasDescendant(const internal::Matcher<DescendantT> &DescendantMatcher) { 8984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher< 8994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::HasDescendantMatcher, 9004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek DescendantT>(DescendantMatcher); 9014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have child AST nodes that match the 9054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 9064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Y (matcher = record(forEach(record(hasName("X"))) 9084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 9094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { class X {}; }; 9104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z { class Y { class X {}; }; }; // Does not match Z. 9114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ChildT must be an AST base type. 9134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// As opposed to 'has', 'forEach' will cause a match for each result that 9154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches instead of only on the first one. 9164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename ChildT> 9174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::ForEachMatcher, ChildT> forEach( 9184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<ChildT>& ChildMatcher) { 9194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher< 9204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::ForEachMatcher, 9214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ChildT>(ChildMatcher); 9224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have descendant AST nodes that match the 9254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 9264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, A, B, C 9284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = record(forEachDescendant(record(hasName("X"))))) 9294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 9304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A { class X {}; }; 9314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class B { class C { class X {}; }; }; 9324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// DescendantT must be an AST base type. 9344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// As opposed to 'hasDescendant', 'forEachDescendant' will cause a match for 9364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// each result that matches instead of only on the first one. 9374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note: Recursively combined ForEachDescendant can cause many matches: 9394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(forEachDescendant(record(forEachDescendant(record())))) 9404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// will match 10 times (plus injected class name matches) on: 9414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A { class B { class C { class D { class E {}; }; }; }; }; 9424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename DescendantT> 9434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::ForEachDescendantMatcher, DescendantT> 9444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekforEachDescendant( 9454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<DescendantT>& DescendantMatcher) { 9464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher< 9474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::ForEachDescendantMatcher, 9484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek DescendantT>(DescendantMatcher); 9494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the provided matcher does not match. 9524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches Y (matcher = record(unless(hasName("X")))) 9544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; 9554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y {}; 9564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename M> 9574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam1<internal::NotMatcher, M> unless(const M &InnerMatcher) { 9584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam1< 9594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::NotMatcher, M>(InnerMatcher); 9604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a type if the declaration of the type matches the given 9634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher. 9644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam1< internal::HasDeclarationMatcher, 965e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Decl> > 966e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper hasDeclaration(const internal::Matcher<Decl> &InnerMatcher) { 9674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam1< 9684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::HasDeclarationMatcher, 969e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Decl> >(InnerMatcher); 9704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches on the implicit object argument of a member call expression. 9734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y.x() (matcher = call(on(hasType(record(hasName("Y")))))) 9754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { public: void x(); }; 9764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void z() { Y y; y.x(); }", 9774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Overload to allow directly matching types? 979e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXMemberCallExpr, on, internal::Matcher<Expr>, 9804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 981e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *ExprNode = const_cast<CXXMemberCallExpr&>(Node) 9824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek .getImplicitObjectArgument() 9834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ->IgnoreParenImpCasts(); 9844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (ExprNode != NULL && 9854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*ExprNode, Finder, Builder)); 9864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the call expression's callee expression matches. 9894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 9914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { void x() { this->x(); x(); Y y; y.x(); } }; 9924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f() { f(); } 9934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// call(callee(expression())) 9944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches this->x(), x(), y.x(), f() 9954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with callee(...) 9964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching this->x, x, y.x, f respectively 9974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 998e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Note: Callee cannot take the more general internal::Matcher<Expr> 9994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// because this introduces ambiguous overloads with calls to Callee taking a 1000e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// internal::Matcher<Decl>, as the matcher hierarchy is purely 10014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// implemented in terms of implicit casts. 1002e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CallExpr, callee, internal::Matcher<Stmt>, 10034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1004e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *ExprNode = Node.getCallee(); 10054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (ExprNode != NULL && 10064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*ExprNode, Finder, Builder)); 10074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the call expression's callee's declaration matches the 10104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// given matcher. 10114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y.x() (matcher = call(callee(method(hasName("x"))))) 10134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { public: void x(); }; 10144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void z() { Y y; y.x(); 1015e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<CallExpr> callee( 1016e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 1017e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return internal::Matcher<CallExpr>(hasDeclaration(InnerMatcher)); 10184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the expression's or declaration's type matches a type 10214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher. 10224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x (matcher = expression(hasType( 10244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasDeclaration(record(hasName("X")))))) 10254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// and z (matcher = variable(hasType( 10264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasDeclaration(record(hasName("X")))))) 10274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; 10284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void y(X &x) { x; X z; } 1029e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_POLYMORPHIC_MATCHER_P(hasType, internal::Matcher<QualType>, 10304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1031e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<Expr, NodeType>::value || 1032e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<ValueDecl, NodeType>::value), 10334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 10344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(Node.getType(), Finder, Builder); 10354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the declaration of the expression's or value 10384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// declaration's type. 10394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// In case of a value declaration (for example a variable declaration), 10414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// this resolves one layer of indirection. For example, in the value 10424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// declaration "X x;", record(hasName("X")) matches the declaration of X, 10434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// while variable(hasType(record(hasName("X")))) matches the declaration 10444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// of x." 10454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x (matcher = expression(hasType(record(hasName("X"))))) 10474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// and z (matcher = variable(hasType(record(hasName("X"))))) 10484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; 10494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void y(X &x) { x; X z; } 10504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam1< 10514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::matcher_hasTypeMatcher, 1052e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType> > 1053e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperhasType(const internal::Matcher<Decl> &InnerMatcher) { 1054e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return hasType(internal::Matcher<QualType>( 10554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasDeclaration(InnerMatcher))); 10564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1058e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches if the matched type is represented by the given string. 1059e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1060e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1061e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class Y { public: void x(); }; 1062e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void z() { Y* y; y->x(); } 1063e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// call(on(hasType(asString("class Y *")))) 1064e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches y->x() 1065e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(QualType, asString, std::string, Name) { 1066e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Name == Node.getAsString(); 1067e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1068e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 10694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the matched type is a pointer type and the pointee type 10704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches the specified matcher. 10714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y->x() 10734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = call(on(hasType(pointsTo(record(hasName("Y"))))))) 10744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { public: void x(); }; 10754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void z() { Y *y; y->x(); } 10764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_MATCHER_P( 1077e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper QualType, pointsTo, internal::Matcher<QualType>, 10784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1079e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return (!Node.isNull() && Node->isPointerType() && 10804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(Node->getPointeeType(), Finder, Builder)); 10814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the pointee type's declaration. 1084e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<QualType> pointsTo( 1085e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 1086e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return pointsTo(internal::Matcher<QualType>( 10874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasDeclaration(InnerMatcher))); 10884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the matched type is a reference type and the referenced 10914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// type matches the specified matcher. 10924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X &x and const X &y 10944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = variable(hasType(references(record(hasName("X")))))) 10954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { 10964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void a(X b) { 10974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// X &x = b; 10984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// const X &y = b; 10994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 1100e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(QualType, references, internal::Matcher<QualType>, 11014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1102e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return (!Node.isNull() && Node->isReferenceType() && 11034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(Node->getPointeeType(), Finder, Builder)); 11044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the referenced type's declaration. 1107e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<QualType> references( 1108e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 1109e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return references(internal::Matcher<QualType>( 11104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasDeclaration(InnerMatcher))); 11114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1113e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXMemberCallExpr, onImplicitObjectArgument, 1114e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1115e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *ExprNode = 1116e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const_cast<CXXMemberCallExpr&>(Node).getImplicitObjectArgument(); 11174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (ExprNode != NULL && 11184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*ExprNode, Finder, Builder)); 11194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the expression's type either matches the specified 11224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher, or is a pointer to a type that matches the InnerMatcher. 1123e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<CallExpr> thisPointerType( 1124e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<QualType> &InnerMatcher) { 11254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return onImplicitObjectArgument( 11264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek anyOf(hasType(InnerMatcher), hasType(pointsTo(InnerMatcher)))); 11274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the type's declaration. 1130e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<CallExpr> thisPointerType( 1131e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 11324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return onImplicitObjectArgument( 11334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek anyOf(hasType(InnerMatcher), hasType(pointsTo(InnerMatcher)))); 11344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a DeclRefExpr that refers to a declaration that matches the 11374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// specified matcher. 11384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 11394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x in if(x) 11404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = declarationReference(to(variable(hasName("x"))))) 11414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool x; 11424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (x) {} 1143e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(DeclRefExpr, to, internal::Matcher<Decl>, 11444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1145e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Decl *DeclNode = Node.getDecl(); 11464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (DeclNode != NULL && 11474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*DeclNode, Finder, Builder)); 11484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1150e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a \c DeclRefExpr that refers to a declaration through a 1151e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// specific using shadow declaration. 1152e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1153e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// FIXME: This currently only works for functions. Fix. 1154e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1155e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1156e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace a { void f() {} } 1157e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using a::f; 1158e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void g() { 1159e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// f(); // Matches this .. 1160e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// a::f(); // .. but not this. 1161e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// } 1162e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// declarationReference(throughUsingDeclaration(anything())) 1163e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c f() 1164e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(DeclRefExpr, throughUsingDecl, 1165e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<UsingShadowDecl>, Matcher) { 1166e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const NamedDecl *FoundDecl = Node.getFoundDecl(); 1167e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const UsingShadowDecl *UsingDecl = 1168e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::dyn_cast<UsingShadowDecl>(FoundDecl)) 1169e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(*UsingDecl, Finder, Builder); 1170e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1171e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1172e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 11734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a variable declaration that has an initializer expression 11744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// that matches the given matcher. 11754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 11764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x (matcher = variable(hasInitializer(call()))) 11774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool y() { return true; } 11784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool x = y(); 11794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_MATCHER_P( 1180e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper VarDecl, hasInitializer, internal::Matcher<Expr>, 11814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1182e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *Initializer = Node.getAnyInitializer(); 11834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Initializer != NULL && 11844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Initializer, Finder, Builder)); 11854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Checks that a call expression or a constructor call expression has 11884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a specific number of arguments (including absent default arguments). 11894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 11904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches f(0, 0) (matcher = call(argumentCountIs(2))) 11914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(int x, int y); 11924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// f(0, 0); 11934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_POLYMORPHIC_MATCHER_P(argumentCountIs, unsigned, N) { 1194e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<CallExpr, NodeType>::value || 1195e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<CXXConstructExpr, 11964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek NodeType>::value), 11974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 11984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.getNumArgs() == N; 11994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the n'th argument of a call expression or a constructor 12024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// call expression. 12034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y in x(y) 12054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = call(hasArgument(0, declarationReference()))) 12064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x(int) { int y; x(y); } 12074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_POLYMORPHIC_MATCHER_P2( 1208e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper hasArgument, unsigned, N, internal::Matcher<Expr>, InnerMatcher) { 1209e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<CallExpr, NodeType>::value || 1210e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<CXXConstructExpr, 12114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek NodeType>::value), 12124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 12134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (N < Node.getNumArgs() && 12144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches( 12154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek *Node.getArg(N)->IgnoreParenImpCasts(), Finder, Builder)); 12164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a constructor initializer. 12194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() : foo_(1) { } 12234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int foo_; 12244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 1225e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// record(has(constructor(hasAnyConstructorInitializer(anything())))) 1226e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// record matches Foo, hasAnyConstructorInitializer matches foo_(1) 1227e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXConstructorDecl, hasAnyConstructorInitializer, 1228e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<CXXCtorInitializer>, InnerMatcher) { 1229e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (CXXConstructorDecl::init_const_iterator I = Node.init_begin(); 12304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek I != Node.init_end(); ++I) { 12314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(**I, Finder, Builder)) { 12324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return true; 12334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 12344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 12354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 12364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the field declaration of a constructor initializer. 12394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() : foo_(1) { } 12434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int foo_; 12444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 12454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(has(constructor(hasAnyConstructorInitializer( 12464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// forField(hasName("foo_")))))) 12474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches Foo 12484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with forField matching foo_ 1249e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXCtorInitializer, forField, 1250e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<FieldDecl>, InnerMatcher) { 1251e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const FieldDecl *NodeAsDecl = Node.getMember(); 12524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (NodeAsDecl != NULL && 12534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*NodeAsDecl, Finder, Builder)); 12544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the initializer expression of a constructor initializer. 12574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() : foo_(1) { } 12614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int foo_; 12624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 12634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(has(constructor(hasAnyConstructorInitializer( 12644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// withInitializer(integerLiteral(equals(1))))))) 12654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches Foo 12664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with withInitializer matching (1) 1267e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXCtorInitializer, withInitializer, 1268e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1269e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr* NodeAsExpr = Node.getInit(); 12704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (NodeAsExpr != NULL && 12714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*NodeAsExpr, Finder, Builder)); 12724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a contructor initializer if it is explicitly written in 12754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// code (as opposed to implicitly added by the compiler). 12764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() { } 12804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo(int) : foo_("A") { } 12814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// string foo_; 12824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 12834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// constructor(hasAnyConstructorInitializer(isWritten())) 12844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// will match Foo(int), but not Foo() 1285e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER(CXXCtorInitializer, isWritten) { 12864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.isWritten(); 12874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a constructor declaration that has been implicitly added 12904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// by the compiler (eg. implicit default/copy constructors). 1291e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER(CXXConstructorDecl, isImplicit) { 12924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.isImplicit(); 12934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches any argument of a call expression or a constructor call 12964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// expression. 12974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x(int, int, int) { int y; x(1, y, 42); } 13004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// call(hasAnyArgument(declarationReference())) 13014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches x(1, y, 42) 13024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasAnyArgument(...) 13034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching y 1304e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_POLYMORPHIC_MATCHER_P(hasAnyArgument, internal::Matcher<Expr>, 13054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1306e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<CallExpr, NodeType>::value || 1307e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<CXXConstructExpr, 13084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek NodeType>::value), 13094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 13104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek for (unsigned I = 0; I < Node.getNumArgs(); ++I) { 13114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(*Node.getArg(I)->IgnoreParenImpCasts(), 13124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek Finder, Builder)) { 13134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return true; 13144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 13174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the n'th parameter of a function declaration. 13204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 13224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { void f(int x) {} }; 13234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// method(hasParameter(0, hasType(variable()))) 13244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches f(int x) {} 13254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasParameter(...) 13264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching int x 1327e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P2(FunctionDecl, hasParameter, 1328e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper unsigned, N, internal::Matcher<ParmVarDecl>, 13294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 13304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (N < Node.getNumParams() && 13314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches( 13324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek *Node.getParamDecl(N), Finder, Builder)); 13334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches any parameter of a function declaration. 13364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Does not match the 'this' parameter of a method. 13384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 13404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { void f(int x, int y, int z) {} }; 13414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// method(hasAnyParameter(hasName("y"))) 13424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches f(int x, int y, int z) {} 13434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasAnyParameter(...) 13444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching int y 1345e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(FunctionDecl, hasAnyParameter, 1346e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<ParmVarDecl>, InnerMatcher) { 13474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek for (unsigned I = 0; I < Node.getNumParams(); ++I) { 13484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(*Node.getParamDecl(I), Finder, Builder)) { 13494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return true; 13504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 13534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1355e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches the return type of a function declaration. 1356e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1357e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given: 1358e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class X { int f() { return 1; } }; 1359e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// method(returns(asString("int"))) 1360e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches int f() { return 1; } 1361e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(FunctionDecl, returns, internal::Matcher<QualType>, Matcher) { 1362e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(Node.getResultType(), Finder, Builder); 1363e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1364e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 13656a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches the condition expression of an if statement, for loop, 13666a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// or conditional operator. 13674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true (matcher = hasCondition(boolLiteral(equals(true)))) 13694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (true) {} 1370e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_POLYMORPHIC_MATCHER_P(hasCondition, internal::Matcher<Expr>, 13714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 13724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek TOOLING_COMPILE_ASSERT( 1373e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<IfStmt, NodeType>::value) || 13746a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<ForStmt, NodeType>::value) || 13756a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<WhileStmt, NodeType>::value) || 13766a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<DoStmt, NodeType>::value) || 1377e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<ConditionalOperator, NodeType>::value), 13786a12449ec8862211856447d3df4c082a346339f2Daniel Jasper has_condition_requires_if_statement_conditional_operator_or_loop); 1379e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *const Condition = Node.getCond(); 13804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Condition != NULL && 13814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Condition, Finder, Builder)); 13824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the condition variable statement in an if statement. 13854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 13874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (A* a = GetAPointer()) {} 13884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasConditionVariableStatment(...) 13894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'A* a = GetAPointer()'. 1390e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(IfStmt, hasConditionVariableStatement, 1391e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<DeclStmt>, InnerMatcher) { 1392e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const DeclStmt* const DeclarationStatement = 13934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek Node.getConditionVariableDeclStmt(); 13944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return DeclarationStatement != NULL && 13954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*DeclarationStatement, Finder, Builder); 13964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1398e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches the index expression of an array subscript expression. 1399e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1400e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1401e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int i[5]; 1402e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void f() { i[1] = 42; } 1403e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// arraySubscriptExpression(hasIndex(integerLiteral())) 1404e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c i[1] with the \c integerLiteral() matching \c 1 1405e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ArraySubscriptExpr, hasIndex, 1406e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, matcher) { 1407e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const Expr* Expression = Node.getIdx()) 1408e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return matcher.matches(*Expression, Finder, Builder); 1409e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1410e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1411e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 1412e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches the base expression of an array subscript expression. 1413e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1414e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1415e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int i[5]; 1416e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void f() { i[1] = 42; } 1417e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// arraySubscriptExpression(hasBase(implicitCast( 1418e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// hasSourceExpression(declarationReference())))) 1419e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c i[1] with the \c declarationReference() matching \c i 1420e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ArraySubscriptExpr, hasBase, 1421e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, matcher) { 1422e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const Expr* Expression = Node.getBase()) 1423e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return matcher.matches(*Expression, Finder, Builder); 1424e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1425e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1426e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 14276a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches a 'for', 'while', or 'do while' statement that has 14286a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// a given body. 14294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 14314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// for (;;) {} 14324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasBody(compoundStatement()) 14334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'for (;;) {}' 14344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with compoundStatement() 14354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching '{}' 14366a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_POLYMORPHIC_MATCHER_P(hasBody, internal::Matcher<Stmt>, 14376a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher) { 14386a12449ec8862211856447d3df4c082a346339f2Daniel Jasper TOOLING_COMPILE_ASSERT( 14396a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<DoStmt, NodeType>::value) || 14406a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<ForStmt, NodeType>::value) || 14416a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<WhileStmt, NodeType>::value), 14426a12449ec8862211856447d3df4c082a346339f2Daniel Jasper has_body_requires_for_while_or_do_statement); 1443e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Stmt *const Statement = Node.getBody(); 14444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Statement != NULL && 14454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Statement, Finder, Builder)); 14464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches compound statements where at least one substatement matches 14494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a given matcher. 14504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 14524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// { {}; 1+2; } 14534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasAnySubstatement(compoundStatement()) 14544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches '{ {}; 1+2; }' 14554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with compoundStatement() 14564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching '{}' 1457e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CompoundStmt, hasAnySubstatement, 1458e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Stmt>, InnerMatcher) { 1459e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (CompoundStmt::const_body_iterator It = Node.body_begin(); 14604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek It != Node.body_end(); 14614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ++It) { 14624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(**It, Finder, Builder)) return true; 14634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 14644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 14654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Checks that a compound statement contains a specific number of 14684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// child statements. 14694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: Given 14714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// { for (;;) {} } 14724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// compoundStatement(statementCountIs(0))) 14734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches '{}' 14744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// but does not match the outer compound statement. 1475e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CompoundStmt, statementCountIs, unsigned, N) { 14764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.size() == N; 14774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches literals that are equal to the given value. 14804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true (matcher = boolLiteral(equals(true))) 14824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// true 14834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename ValueT> 14844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam1<internal::ValueEqualsMatcher, ValueT> 14854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekequals(const ValueT &Value) { 14864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam1< 14874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::ValueEqualsMatcher, 14884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ValueT>(Value); 14894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the operator Name of operator expressions (binary or 14924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// unary). 14934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) 14954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !(a || b) 14964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_POLYMORPHIC_MATCHER_P(hasOperatorName, std::string, Name) { 14974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek TOOLING_COMPILE_ASSERT( 1498e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<BinaryOperator, NodeType>::value) || 1499e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<UnaryOperator, NodeType>::value), 15004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek has_condition_requires_if_statement_or_conditional_operator); 15014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Name == Node.getOpcodeStr(Node.getOpcode()); 15024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the left hand side of binary operator expressions. 15054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a (matcher = binaryOperator(hasLHS())) 15074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a || b 1508e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(BinaryOperator, hasLHS, 1509e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1510e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *LeftHandSide = Node.getLHS(); 15114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (LeftHandSide != NULL && 15124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*LeftHandSide, Finder, Builder)); 15134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the right hand side of binary operator expressions. 15164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches b (matcher = binaryOperator(hasRHS())) 15184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a || b 1519e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(BinaryOperator, hasRHS, 1520e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1521e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *RightHandSide = Node.getRHS(); 15224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (RightHandSide != NULL && 15234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*RightHandSide, Finder, Builder)); 15244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if either the left hand side or the right hand side of a 15274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// binary operator matches. 1528e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<BinaryOperator> hasEitherOperand( 1529e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Expr> &InnerMatcher) { 15304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return anyOf(hasLHS(InnerMatcher), hasRHS(InnerMatcher)); 15314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the operand of a unary operator matches. 15344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true (matcher = hasOperand(boolLiteral(equals(true)))) 15364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !true 1537e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UnaryOperator, hasUnaryOperand, 1538e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1539e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr * const Operand = Node.getSubExpr(); 15404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Operand != NULL && 15414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Operand, Finder, Builder)); 15424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1544e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches if the implicit cast's source expression matches the given 1545e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matcher. 15464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: matches "a string" (matcher = 15484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasSourceExpression(constructorCall())) 15494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class URL { URL(string); }; 15514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// URL url = "a string"; 1552e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ImplicitCastExpr, hasSourceExpression, 1553e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1554e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr* const SubExpression = Node.getSubExpr(); 15554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (SubExpression != NULL && 15564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*SubExpression, Finder, Builder)); 15574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches casts whose destination type matches a given matcher. 15604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (Note: Clang's AST refers to other conversions as "casts" too, and calls 15624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// actual casts "explicit" casts.) 1563e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ExplicitCastExpr, hasDestinationType, 1564e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, InnerMatcher) { 1565e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const QualType NodeType = Node.getTypeAsWritten(); 15664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(NodeType, Finder, Builder); 15674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches implicit casts whose destination type matches a given 15704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher. 15714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Unit test this matcher 1573e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ImplicitCastExpr, hasImplicitDestinationType, 1574e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, InnerMatcher) { 15754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(Node.getType(), Finder, Builder); 15764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the true branch expression of a conditional operator. 15794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a 15814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// condition ? a : b 1582e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ConditionalOperator, hasTrueExpression, 1583e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1584e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *Expression = Node.getTrueExpr(); 15854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Expression != NULL && 15864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Expression, Finder, Builder)); 15874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the false branch expression of a conditional operator. 15904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches b 15924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// condition ? a : b 1593e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ConditionalOperator, hasFalseExpression, 1594e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1595e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *Expression = Node.getFalseExpr(); 15964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Expression != NULL && 15974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Expression, Finder, Builder)); 15984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if a declaration has a body attached. 16014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches A, va, fa 16034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A {}; 16044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class B; // Doesn't match, as it has no body. 16054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int va; 16064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// extern int vb; // Doesn't match, as it doesn't define the variable. 16074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void fa() {} 16084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void fb(); // Doesn't match, as it has no body. 16094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam0<internal::IsDefinitionMatcher> 16104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekisDefinition() { 16114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam0< 16124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::IsDefinitionMatcher>(); 16134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the class declaration that the given method declaration 16164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// belongs to. 16174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Generalize this for other kinds of declarations. 16194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: What other kind of declarations would we need to generalize 16204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// this to? 16214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches A() in the last line 16234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = constructorCall(hasDeclaration(method( 16244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ofClass(hasName("A")))))) 16254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A { 16264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// public: 16274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// A(); 16284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 16294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// A a = A(); 1630e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXMethodDecl, ofClass, 1631e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<CXXRecordDecl>, InnerMatcher) { 1632e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const CXXRecordDecl *Parent = Node.getParent(); 16334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Parent != NULL && 16344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Parent, Finder, Builder)); 16354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches member expressions that are called with '->' as opposed 16384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// to '.'. 16394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Member calls on the implicit this pointer match as called with '->'. 16414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 16434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { 16444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x() { this->x(); x(); Y y; y.x(); a; this->b; Y::b; } 16454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; 16464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// static int b; 16474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 16484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression(isArrow()) 16494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches this->x, x, y.x, a, this->b 1650e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<MemberExpr> isArrow() { 16514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return makeMatcher(new internal::IsArrowMatcher()); 16524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16546a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches QualType nodes that are of integer type. 16556a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// 16566a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// Given 16576a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// void a(int); 16586a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// void b(long); 16596a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// void c(double); 16606a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// function(hasAnyParameter(hasType(isInteger()))) 16616a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// matches "a(int)", "b(long)", but not "c(double)". 16626a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_MATCHER(QualType, isInteger) { 16636a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return Node->isIntegerType(); 16646a12449ec8862211856447d3df4c082a346339f2Daniel Jasper} 16656a12449ec8862211856447d3df4c082a346339f2Daniel Jasper 1666e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches QualType nodes that are const-qualified, i.e., that 16674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// include "top-level" const. 16684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 16704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void a(int); 16714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void b(int const); 16724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void c(const int); 16734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void d(const int*); 16744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void e(int const) {}; 16754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// function(hasAnyParameter(hasType(isConstQualified()))) 16764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches "void b(int const)", "void c(const int)" and 16774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "void e(int const) {}". It does not match d as there 16784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// is no top-level const on the parameter type "const int *". 1679e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<QualType> isConstQualified() { 16804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return makeMatcher(new internal::IsConstQualifiedMatcher()); 16814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a member expression where the member is matched by a 16844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// given matcher. 16854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 16874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct { int first, second; } first, second; 16884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int i(second.first); 16894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int j(first.second); 16904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression(member(hasName("first"))) 16914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches second.first 16924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// but not first.second (because the member name there is "second"). 1693e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(MemberExpr, member, 1694e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<ValueDecl>, InnerMatcher) { 16954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(*Node.getMemberDecl(), Finder, Builder); 16964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a member expression where the object expression is 16994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matched by a given matcher. 17004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 17024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct X { int m; }; 17034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(X x) { x.m; m; } 17044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression(hasObjectExpression(hasType(record(hasName("X"))))))) 17054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches "x.m" and "m" 17064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasObjectExpression(...) 17074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching "x" and the implicit object expression of "m" which has type X*. 1708e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(MemberExpr, hasObjectExpression, 1709e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 17104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(*Node.getBase(), Finder, Builder); 17114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 17124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1713e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches any using shadow declaration. 1714e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1715e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1716e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace X { void b(); } 1717e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::b; 1718e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// usingDecl(hasAnyUsingShadowDecl(hasName("b")))) 1719e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \code using X::b \endcode 1720e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UsingDecl, hasAnyUsingShadowDecl, 1721e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<UsingShadowDecl>, Matcher) { 1722e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (UsingDecl::shadow_iterator II = Node.shadow_begin(); 1723e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper II != Node.shadow_end(); ++II) { 1724e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (Matcher.matches(**II, Finder, Builder)) 1725e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return true; 1726e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper } 1727e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1728e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1729e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 1730e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a using shadow declaration where the target declaration is 1731e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matched by the given matcher. 1732e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1733e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1734e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace X { int a; void b(); } 1735e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::a; 1736e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::b; 1737e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// usingDecl(hasAnyUsingShadowDecl(hasTargetDecl(function()))) 1738e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \code using X::b \endcode 1739e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// but not \code using X::a \endcode 1740e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UsingShadowDecl, hasTargetDecl, 1741e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<NamedDecl>, Matcher) { 1742e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(*Node.getTargetDecl(), Finder, Builder); 1743e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1744e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 17454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches template instantiations of function, class, or static 17464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// member variable template instantiations. 17474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 17494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <typename T> class X {}; class A {}; X<A> x; 17504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// or 17514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <typename T> class X {}; class A {}; template class X<A>; 17524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(hasName("::X"), isTemplateInstantiation()) 17534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches the template instantiation of X<A>. 17544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// But given 17564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <typename T> class X {}; class A {}; 17574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <> class X<A> {}; X<A> x; 17584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(hasName("::X"), isTemplateInstantiation()) 17594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// does not match, as X<A> is an explicit template specialization. 17604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam0< 17614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::IsTemplateInstantiationMatcher> 17624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekisTemplateInstantiation() { 17634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam0< 17644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::IsTemplateInstantiationMatcher>(); 17654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 17664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 17674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} // end namespace ast_matchers 17684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} // end namespace clang 17694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 17704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#endif // LLVM_CLANG_AST_MATCHERS_AST_MATCHERS_H 1771