ASTMatchers.h revision 715c9568ee5d75f25dab98229c87bcec880daf5d
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, 1079f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek const internal::BindableMatcher<T> &InnerMatcher) { 1089f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek return InnerMatcher.bind(ID); 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 133715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// \brief Matches declarations. 134715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// 135715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// Examples matches \c X, \c C, and the friend declaration inside \c C; 136715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// \code 137715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// void X(); 138715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// class C { 139715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// friend X; 140715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// }; 141715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// \endcode 142715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimekconst internal::VariadicDynCastAllOfMatcher<Decl, Decl> decl; 143715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek 1444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a declaration of anything that could have a name. 1454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, S, the anonymous union type, i, and U; 1474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef int X; 1484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct S { 1494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// union { 1504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int i; 1514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// } U; 1524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 1534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 154e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 155e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper NamedDecl> nameableDeclaration; 1564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches C++ class declarations. 1584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Z 1604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X; 1614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template<class T> class Z {}; 1624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 163e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 164e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXRecordDecl> record; 165e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 166e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches C++ class template specializations. 167e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 168e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 169e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> class A {}; 170e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<> class A<double> {}; 171e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<int> a; 172e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization() 173e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specializations \c A<int> and \c A<double> 174e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 175e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 176e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ClassTemplateSpecializationDecl> classTemplateSpecialization; 177e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 178e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches classTemplateSpecializations that have at least one 179e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// TemplateArgument matching the given Matcher. 180e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 181e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 182e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> class A {}; 183e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<> class A<double> {}; 184e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<int> a; 185e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasAnyTemplateArgument( 186e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// refersToType(asString("int")))) 187e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<int> 188e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ClassTemplateSpecializationDecl, hasAnyTemplateArgument, 189e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<TemplateArgument>, Matcher) { 190e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const TemplateArgumentList &List = Node.getTemplateArgs(); 191e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (unsigned i = 0; i < List.size(); ++i) { 192e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (Matcher.matches(List.get(i), Finder, Builder)) 193e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return true; 194e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper } 195e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 196e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 197e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 198e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches classTemplateSpecializations where the n'th TemplateArgument 199e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the given Matcher. 200e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 201e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 202e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T, typename U> class A {}; 203e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<bool, int> b; 204e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<int, bool> c; 205e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasTemplateArgument( 206e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1, refersToType(asString("int")))) 207e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<bool, int> 208e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P2(ClassTemplateSpecializationDecl, hasTemplateArgument, 209e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper unsigned, N, internal::Matcher<TemplateArgument>, Matcher) { 210e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const TemplateArgumentList &List = Node.getTemplateArgs(); 211e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (List.size() <= N) 212e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 213e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(List.get(N), Finder, Builder); 214e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 215e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 216e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a TemplateArgument that refers to a certain type. 217e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 218e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 219e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// struct X {}; 220e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> struct A {}; 221e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<X> a; 222e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasAnyTemplateArgument( 223e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// refersToType(class(hasName("X"))))) 224e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<X> 225e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(TemplateArgument, refersToType, 226e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, Matcher) { 227e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (Node.getKind() != TemplateArgument::Type) 228e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 229e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(Node.getAsType(), Finder, Builder); 230e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 231e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 232e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a TemplateArgument that refers to a certain declaration. 233e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 234e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 235e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// template<typename T> struct A {}; 236e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// struct B { B* next; }; 237e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A<&B::next> a; 238e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// classTemplateSpecialization(hasAnyTemplateArgument( 239e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// refersToDeclaration(field(hasName("next")))) 240e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches the specialization \c A<&B::next> with \c field(...) matching 241e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \c B::next 242e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(TemplateArgument, refersToDeclaration, 243e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Decl>, Matcher) { 244e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const Decl *Declaration = Node.getAsDecl()) 245e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(*Declaration, Finder, Builder); 246e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 247e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 2484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches C++ constructor declarations. 2504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches Foo::Foo() and Foo::Foo(int) 2524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Foo { 2534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// public: 2544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo(); 2554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo(int); 2564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int DoSomething(); 2574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 2584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 259e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 260e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXConstructorDecl> constructor; 261e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 262e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches explicit C++ destructor declarations. 263e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 264e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches Foo::~Foo() 265e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class Foo { 266e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// public: 267e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// virtual ~Foo(); 268e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// }; 269e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, CXXDestructorDecl> destructor; 270e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 271e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches enum declarations. 272e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 273e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches X 274e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// enum X { 275e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A, B, C 276e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// }; 277e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, EnumDecl> enumDecl; 278e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 279e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches enum constants. 280e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 281e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches A, B, C 282e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// enum X { 283e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// A, B, C 284e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// }; 285e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 286e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Decl, 287e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper EnumConstantDecl> enumConstant; 2884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches method declarations. 2904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y 2924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { void y() }; 293e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, CXXMethodDecl> method; 2944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 2954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches variable declarations. 2964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 2974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note: this does not match declarations of member variables, which are 2984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "field" declarations in Clang parlance. 2994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a 3014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; 302e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, VarDecl> variable; 3034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches field declarations. 3054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { int m; }; 3084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// field() 3094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'm'. 310e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, FieldDecl> field; 3114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches function declarations. 3134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches f 3154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(); 316e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, FunctionDecl> function; 3174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches statements. 3204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// { ++a; } 3234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// statement() 3244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches both the compound statement '{ ++a; }' and '++a'. 325e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, Stmt> statement; 3264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches declaration statements. 3284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; 3314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// declarationStatement() 3324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'int a'. 3334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 334e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 335e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper DeclStmt> declarationStatement; 3364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches member expressions. 3384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 3404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { 3414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x() { this->x(); x(); Y y; y.x(); a; this->b; Y::b; } 3424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; static int b; 3434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 3444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression() 3454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches this->x, x, y.x, a, this->b 3464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 347e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 348e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper MemberExpr> memberExpression; 3494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches call expressions. 3514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3529f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// Example matches x.y() and y() 3534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// X x; 3544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// x.y(); 3559f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// y(); 356e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, CallExpr> call; 357e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 3589f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// \brief Matches member call expressions. 3599f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// 3609f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// Example matches x.y() 3619f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// X x; 3629f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek/// x.y(); 3639f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimekconst internal::VariadicDynCastAllOfMatcher<Stmt, CXXMemberCallExpr> memberCall; 3649f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimek 365e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches init list expressions. 366e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 367e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 368e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int a[] = { 1, 2 }; 369e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// struct B { int x, y; }; 370e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// B b = { 5, 6 }; 371e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// initList() 372e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches "{ 1, 2 }" and "{ 5, 6 }" 373e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, InitListExpr> initListExpr; 374e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 375e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches using declarations. 376e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 377e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 378e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace X { int x; } 379e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::x; 380e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// usingDecl() 381e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \code using X::x \endcode 382e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Decl, UsingDecl> usingDecl; 3834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches constructor call expressions (including implicit ones). 3854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches string(ptr, n) and ptr within arguments of f 3874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = constructorCall()) 3884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(const string &a, const string &b); 3894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// char *ptr; 3904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int n; 3914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// f(string(ptr, n), ptr); 3924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 393e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 394e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXConstructExpr> constructorCall; 3954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 3964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches nodes where temporaries are created. 3974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 3984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches FunctionTakesString(GetStringByValue()) 399e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// (matcher = bindTemporaryExpression()) 4004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FunctionTakesString(GetStringByValue()); 4014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FunctionTakesStringByPointer(GetStringPointer()); 4024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 403e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 404e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXBindTemporaryExpr> bindTemporaryExpression; 4054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches new expressions. 4074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 4094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// new X; 4104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// newExpression() 4114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'new X'. 4124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 413e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 414e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXNewExpr> newExpression; 415e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 416e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches delete expressions. 417e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 418e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 419e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// delete X; 420e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// deleteExpression() 421e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches 'delete X'. 422e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 423e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 424e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXDeleteExpr> deleteExpression; 425e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 426e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches array subscript expressions. 427e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 428e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 429e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int i = a[1]; 430e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// arraySubscriptExpr() 431e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches "a[1]" 432e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 433e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 434e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ArraySubscriptExpr> arraySubscriptExpr; 4354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the value of a default argument at the call site. 4374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches the CXXDefaultArgExpr placeholder inserted for the 4394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// default value of the second parameter in the call expression f(42) 4404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = defaultArgument()) 4414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(int x, int y = 0); 4424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// f(42); 4434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 444e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 445e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXDefaultArgExpr> defaultArgument; 4464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches overloaded operator calls. 4484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note that if an operator isn't overloaded, it won't match. Instead, use 4504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// binaryOperator matcher. 4514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Currently it does not match operators such as new delete. 4524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: figure out why these do not match? 4534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches both operator<<((o << b), c) and operator<<(o, b) 4554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = overloadedOperatorCall()) 4564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ostream &operator<< (ostream &out, int i) { }; 4574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ostream &o; int b = 1, c = 1; 4584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// o << b << c; 4594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 460e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 461e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXOperatorCallExpr> overloadedOperatorCall; 4624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches expressions. 4644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x() 4664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f() { x(); } 4674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 468e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 469e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr> expression; 4704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches expressions that refer to declarations. 4724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x in if (x) 4744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool x; 4754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (x) {} 4764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 477e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 478e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper DeclRefExpr> declarationReference; 4794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if statements. 4814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 'if (x) {}' 4834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (x) {} 484e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, IfStmt> ifStmt; 4854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches for statements. 4874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 4884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 'for (;;) {}' 4894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// for (;;) {} 4904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 491e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, ForStmt> forStmt; 4924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 4936a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches the increment statement of a for loop. 4946a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// 4956a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// Example: 4966a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// forStmt(hasIncrement(unaryOperator(hasOperatorName("++")))) 4976a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// matches '++x' in 4986a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// for (x; x < N; ++x) { } 4996a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_MATCHER_P(ForStmt, hasIncrement, internal::Matcher<Stmt>, 5006a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher) { 5016a12449ec8862211856447d3df4c082a346339f2Daniel Jasper const Stmt *const Increment = Node.getInc(); 5026a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return (Increment != NULL && 5036a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher.matches(*Increment, Finder, Builder)); 5046a12449ec8862211856447d3df4c082a346339f2Daniel Jasper} 5056a12449ec8862211856447d3df4c082a346339f2Daniel Jasper 5066a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches the initialization statement of a for loop. 5076a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// 5086a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// Example: 5096a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// forStmt(hasLoopInit(declarationStatement())) 5106a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// matches 'int x = 0' in 5116a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// for (int x = 0; x < N; ++x) { } 5126a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_MATCHER_P(ForStmt, hasLoopInit, internal::Matcher<Stmt>, 5136a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher) { 5146a12449ec8862211856447d3df4c082a346339f2Daniel Jasper const Stmt *const Init = Node.getInit(); 5156a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return (Init != NULL && InnerMatcher.matches(*Init, Finder, Builder)); 5166a12449ec8862211856447d3df4c082a346339f2Daniel Jasper} 5176a12449ec8862211856447d3df4c082a346339f2Daniel Jasper 5184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches while statements. 5194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 5214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// while (true) {} 5224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// whileStmt() 5234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'while (true) {}'. 5244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 525e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 526e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper WhileStmt> whileStmt; 5274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches do statements. 5294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 5314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// do {} while (true); 5324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// doStmt() 5334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'do {} while(true)' 534e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher<Stmt, DoStmt> doStmt; 5354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches case and default statements inside switch statements. 5374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 5394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// switch(a) { case 42: break; default: break; } 5404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// switchCase() 5414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'case 42: break;' and 'default: break;'. 5424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 543e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 544e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper SwitchCase> switchCase; 5454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches compound statements. 5474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches '{}' and '{{}}'in 'for (;;) {{}}' 5494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// for (;;) {{}} 5504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 551e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 552e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CompoundStmt> compoundStatement; 5534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches bool literals. 5554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true 5574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// true 5584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 559e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 560e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXBoolLiteralExpr> boolLiteral; 5614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches string literals (also matches wide string literals). 5634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches "abcd", L"abcd" 5654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// char *s = "abcd"; wchar_t *ws = L"abcd" 5664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 567e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 568e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper StringLiteral> stringLiteral; 5694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches character literals (also matches wchar_t). 5714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Not matching Hex-encoded chars (e.g. 0x1234, which is a IntegerLiteral), 5734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// though. 5744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 'a', L'a' 5764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// char ch = 'a'; wchar_t chw = L'a'; 5774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 578e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 579e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CharacterLiteral> characterLiteral; 5804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches integer literals of all sizes / encodings. 5824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Not matching character-encoded integers such as L'a'. 5844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches 1, 1L, 0x1, 1U 5864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 587e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 588e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper IntegerLiteral> integerLiteral; 5894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches binary operator expressions. 5914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 5924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a || b 5934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !(a || b) 5944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 595e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 596e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper BinaryOperator> binaryOperator; 5974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 5984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches unary operator expressions. 5994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches !a 6014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !a || b 6024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 603e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 604e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper UnaryOperator> unaryOperator; 6054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches conditional operator expressions. 6074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a ? b : c 6094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (a ? b : c) + 42 6104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 611e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 612e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ConditionalOperator> conditionalOperator; 6134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a reinterpret_cast expression. 6154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Either the source expression or the destination type can be matched 6174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// using has(), but hasDestinationType() is more specific and can be 6184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// more readable. 6194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches reinterpret_cast<char*>(&p) in 6214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void* p = reinterpret_cast<char*>(&p); 6224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 623e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 624e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXReinterpretCastExpr> reinterpretCast; 6254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a C++ static_cast expression. 6274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \see hasDestinationType 6294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \see reinterpretCast 6304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: 6324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// staticCast() 6334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 6344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// static_cast<long>(8) 6354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// in 6364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// long eight(static_cast<long>(8)); 6374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 638e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 639e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXStaticCastExpr> staticCast; 6404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a dynamic_cast expression. 6424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: 6444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// dynamicCast() 6454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 6464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// dynamic_cast<D*>(&b); 6474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// in 6484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct B { virtual ~B() {} }; struct D : B {}; 6494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// B b; 6504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// D* p = dynamic_cast<D*>(&b); 6514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 652e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 653e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXDynamicCastExpr> dynamicCast; 6544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a const_cast expression. 6564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: Matches const_cast<int*>(&r) in 6584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int n = 42; 6594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// const int& r(n); 6604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int* p = const_cast<int*>(&r); 6614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 662e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 663e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXConstCastExpr> constCast; 6644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches explicit cast expressions. 6664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Matches any cast expression written in user code, whether it be a 6684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// C-style cast, a functional-style cast, or a keyword cast. 6694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Does not match implicit conversions. 6714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note: the name "explicitCast" is chosen to match Clang's terminology, as 6734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Clang uses the term "cast" to apply to implicit conversions as well as to 6744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// actual cast expressions. 6754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \see hasDestinationType. 6774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: matches all five of the casts in 6794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int((int)(reinterpret_cast<int>(static_cast<int>(const_cast<int>(42))))) 6804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// but does not match the implicit conversion in 6814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// long ell = 42; 6824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 683e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 684e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ExplicitCastExpr> explicitCast; 6854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the implicit cast nodes of Clang's AST. 6874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// This matches many different places, including function call return value 6894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// eliding, as well as any type conversions. 6904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 691e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 692e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ImplicitCastExpr> implicitCast; 6934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 6944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches functional cast expressions 6954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 6964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: Matches Foo(bar); 6974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo f = bar; 6984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo g = (Foo) bar; 6994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo h = Foo(bar); 7004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekconst internal::VariadicDynCastAllOfMatcher< 701e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr, 702e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper CXXFunctionalCastExpr> functionalCast; 7034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 7044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Various overloads for the anyOf matcher. 7054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @{ 7064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2> 7074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, C2> 7084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1 &P1, const C2 &P2) { 7094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, 7104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C1, C2 >(P1, P2); 7114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3> 7134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, 7144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C2, C3> > 7154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1 &P1, const C2 &P2, const C3 &P3) { 7164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return anyOf(P1, anyOf(P2, P3)); 7174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3, typename C4> 7194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, 7204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C2, 7214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, 7224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C3, C4> > > 7234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1 &P1, const C2 &P2, const C3 &P3, const C4 &P4) { 724ff2fcb8db242a54f72bbb4e5595261e12672ed66Daniel Jasper return anyOf(P1, anyOf(P2, anyOf(P3, P4))); 7254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3, typename C4, typename C5> 7274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C1, 7284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C2, 7294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, C3, 7304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AnyOfMatcher, 7314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C4, C5> > > > 7324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekanyOf(const C1& P1, const C2& P2, const C3& P3, const C4& P4, const C5& P5) { 7334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return anyOf(P1, anyOf(P2, anyOf(P3, anyOf(P4, P5)))); 7344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @} 7364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 7374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Various overloads for the allOf matcher. 7384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @{ 7394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2> 7404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, C1, C2> 7414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekallOf(const C1 &P1, const C2 &P2) { 7424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, 7434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek C1, C2>(P1, P2); 7444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate<typename C1, typename C2, typename C3> 7464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, C1, 7474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::PolymorphicMatcherWithParam2<internal::AllOfMatcher, C2, C3> > 7484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekallOf(const C1& P1, const C2& P2, const C3& P3) { 7496a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return allOf(P1, allOf(P2, P3)); 7504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 7514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// @} 7524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 753e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches sizeof (C99), alignof (C++11) and vec_step (OpenCL) 754e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 755e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 756e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Foo x = bar; 757e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int y = sizeof(x) + alignof(x); 758e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// unaryExprOrTypeTraitExpr() 759e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c sizeof(x) and \c alignof(x) 760e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperconst internal::VariadicDynCastAllOfMatcher< 761e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Stmt, 762e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper UnaryExprOrTypeTraitExpr> unaryExprOrTypeTraitExpr; 763e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 764e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches unary expressions that have a specific type of argument. 765e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 766e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 767e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int a, c; float b; int s = sizeof(a) + sizeof(b) + alignof(c); 768e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// unaryExprOrTypeTraitExpr(hasArgumentOfType(asString("int")) 769e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c sizeof(a) and \c alignof(c) 770e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UnaryExprOrTypeTraitExpr, hasArgumentOfType, 771e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, Matcher) { 772e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const QualType ArgumentType = Node.getTypeOfArgument(); 773e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(ArgumentType, Finder, Builder); 774e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 775e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 776e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches unary expressions of a certain kind. 777e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 778e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 779e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int x; 780e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int s = sizeof(x) + alignof(x) 781e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// unaryExprOrTypeTraitExpr(ofKind(UETT_SizeOf)) 782e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c sizeof(x) 783e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UnaryExprOrTypeTraitExpr, ofKind, UnaryExprOrTypeTrait, Kind) { 784e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Node.getKind() == Kind; 785e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 786e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 787e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Same as unaryExprOrTypeTraitExpr, but only matching 788e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// alignof. 789e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<Stmt> alignOfExpr( 790e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<UnaryExprOrTypeTraitExpr> &Matcher) { 791e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return internal::Matcher<Stmt>(unaryExprOrTypeTraitExpr(allOf( 792e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ofKind(UETT_AlignOf), Matcher))); 793e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 794e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 795e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Same as unaryExprOrTypeTraitExpr, but only matching 796e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// sizeof. 797e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<Stmt> sizeOfExpr( 798e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<UnaryExprOrTypeTraitExpr> &Matcher) { 799e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return internal::Matcher<Stmt>(unaryExprOrTypeTraitExpr(allOf( 800e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper ofKind(UETT_SizeOf), Matcher))); 801e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 802e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 8034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches NamedDecl nodes that have the specified name. 8044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Supports specifying enclosing namespaces or classes by prefixing the name 8064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with '<enclosing>::'. 8074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Does not match typedefs of an underlying type with the given name. 8084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X (Name == "X") 8104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X; 8114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X (Name is one of "::a::b::X", "a::b::X", "b::X", "X") 8134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// namespace a { namespace b { class X; } } 814e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(NamedDecl, hasName, std::string, Name) { 8154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek assert(!Name.empty()); 8164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const std::string FullNameString = "::" + Node.getQualifiedNameAsString(); 8174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const llvm::StringRef FullName = FullNameString; 8184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const llvm::StringRef Pattern = Name; 8194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (Pattern.startswith("::")) { 8204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return FullName == Pattern; 8214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } else { 8224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return FullName.endswith(("::" + Pattern).str()); 8234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 8244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 826e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches NamedDecl nodes whose full names partially match the 827e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// given RegExp. 828e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 829e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Supports specifying enclosing namespaces or classes by 830e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// prefixing the name with '<enclosing>::'. Does not match typedefs 831e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// of an underlying type with the given name. 832e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 833e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches X (regexp == "::X") 834e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class X; 835e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 836e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Example matches X (regexp is one of "::X", "^foo::.*X", among others) 837e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace foo { namespace bar { class X; } } 838e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(NamedDecl, matchesName, std::string, RegExp) { 839e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper assert(!RegExp.empty()); 840e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper std::string FullNameString = "::" + Node.getQualifiedNameAsString(); 841e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::Regex RE(RegExp); 842e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return RE.match(FullNameString); 843e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 844e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 8454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches overloaded operator names. 8464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Matches overloaded operator names specified in strings without the 8484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "operator" prefix, such as "<<", for OverloadedOperatorCall's. 8494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a << b 8514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher == overloadedOperatorCall(hasOverloadedOperatorName("<<"))) 8524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a << b; 8534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// c && d; // assuming both operator<< 8544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// // and operator&& are overloaded somewhere. 855e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXOperatorCallExpr, 8564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasOverloadedOperatorName, std::string, Name) { 857e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return getOperatorSpelling(Node.getOperator()) == Name; 8584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 8604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches C++ classes that are directly or indirectly derived from 86120b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// a class matching \c Base. 8624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note that a class is considered to be also derived from itself. 8644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 86520b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// Example matches X, Y, Z, C (Base == hasName("X")) 8664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X; // A class is considered to be derived from itself 8674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y : public X {}; // directly derived 8684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z : public Y {}; // indirectly derived 8694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef X A; 8704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef A B; 8714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class C : public B {}; // derived from a typedef of X 8724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 87320b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// In the following example, Bar matches isDerivedFrom(hasName("X")): 8744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Foo; 8754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// typedef Foo X; 8764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Bar : public Foo {}; // derived from a type that X is a typedef of 87720b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel JasperAST_MATCHER_P(CXXRecordDecl, isDerivedFrom, 87820b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper internal::Matcher<NamedDecl>, Base) { 87920b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper return Finder->classIsDerivedFrom(&Node, Base, Builder); 88020b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper} 88120b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper 88220b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper/// \brief Overloaded method as shortcut for \c isDerivedFrom(hasName(...)). 88320b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasperinline internal::Matcher<CXXRecordDecl> isDerivedFrom(StringRef BaseName) { 88420b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper assert(!BaseName.empty()); 88520b802d186dfc5db9b4a9ce83e9f31fa5aa4efccDaniel Jasper return isDerivedFrom(hasName(BaseName)); 8864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 8874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 8884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have child AST nodes that match the 8894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 8904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Y (matcher = record(has(record(hasName("X"))) 8924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 8934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { class X {}; }; 8944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z { class Y { class X {}; }; }; // Does not match Z. 8954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 8964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ChildT must be an AST base type. 8974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename ChildT> 8984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::HasMatcher, ChildT> has( 8994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<ChildT> &ChildMatcher) { 9004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher<internal::HasMatcher, 9014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ChildT>(ChildMatcher); 9024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have descendant AST nodes that match the 9054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 9064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Y, Z 9084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = record(hasDescendant(record(hasName("X"))))) 9094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 9104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { class X {}; }; 9114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z { class Y { class X {}; }; }; 9124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// DescendantT must be an AST base type. 9144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename DescendantT> 9154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::HasDescendantMatcher, DescendantT> 9164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekhasDescendant(const internal::Matcher<DescendantT> &DescendantMatcher) { 9174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher< 9184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::HasDescendantMatcher, 9194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek DescendantT>(DescendantMatcher); 9204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have child AST nodes that match the 9244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 9254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, Y (matcher = record(forEach(record(hasName("X"))) 9274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 9284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { class X {}; }; 9294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Z { class Y { class X {}; }; }; // Does not match Z. 9304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ChildT must be an AST base type. 9324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// As opposed to 'has', 'forEach' will cause a match for each result that 9344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches instead of only on the first one. 9354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename ChildT> 9364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::ForEachMatcher, ChildT> forEach( 9374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<ChildT>& ChildMatcher) { 9384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher< 9394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::ForEachMatcher, 9404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ChildT>(ChildMatcher); 9414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches AST nodes that have descendant AST nodes that match the 9444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// provided matcher. 9454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X, A, B, C 9474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = record(forEachDescendant(record(hasName("X"))))) 9484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; // Matches X, because X::X is a class of name X inside X. 9494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A { class X {}; }; 9504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class B { class C { class X {}; }; }; 9514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// DescendantT must be an AST base type. 9534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// As opposed to 'hasDescendant', 'forEachDescendant' will cause a match for 9554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// each result that matches instead of only on the first one. 9564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Note: Recursively combined ForEachDescendant can cause many matches: 9584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(forEachDescendant(record(forEachDescendant(record())))) 9594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// will match 10 times (plus injected class name matches) on: 9604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A { class B { class C { class D { class E {}; }; }; }; }; 9614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename DescendantT> 9624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::ArgumentAdaptingMatcher<internal::ForEachDescendantMatcher, DescendantT> 9634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekforEachDescendant( 9644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek const internal::Matcher<DescendantT>& DescendantMatcher) { 9654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::ArgumentAdaptingMatcher< 9664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::ForEachDescendantMatcher, 9674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek DescendantT>(DescendantMatcher); 9684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the provided matcher does not match. 9714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches Y (matcher = record(unless(hasName("X")))) 9734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; 9744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y {}; 9754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename M> 9764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam1<internal::NotMatcher, M> unless(const M &InnerMatcher) { 9774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam1< 9784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::NotMatcher, M>(InnerMatcher); 9794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a type if the declaration of the type matches the given 9824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher. 9834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam1< internal::HasDeclarationMatcher, 984e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Decl> > 985e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper hasDeclaration(const internal::Matcher<Decl> &InnerMatcher) { 9864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam1< 9874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::HasDeclarationMatcher, 988e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Decl> >(InnerMatcher); 9894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 9904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 9914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches on the implicit object argument of a member call expression. 9924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y.x() (matcher = call(on(hasType(record(hasName("Y")))))) 9944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { public: void x(); }; 9954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void z() { Y y; y.x(); }", 9964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 9974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Overload to allow directly matching types? 998e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXMemberCallExpr, on, internal::Matcher<Expr>, 9994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1000e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *ExprNode = const_cast<CXXMemberCallExpr&>(Node) 10014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek .getImplicitObjectArgument() 10024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ->IgnoreParenImpCasts(); 10034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (ExprNode != NULL && 10044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*ExprNode, Finder, Builder)); 10054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the call expression's callee expression matches. 10084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 10104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { void x() { this->x(); x(); Y y; y.x(); } }; 10114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f() { f(); } 10124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// call(callee(expression())) 10134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches this->x(), x(), y.x(), f() 10144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with callee(...) 10154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching this->x, x, y.x, f respectively 10164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 1017e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Note: Callee cannot take the more general internal::Matcher<Expr> 10184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// because this introduces ambiguous overloads with calls to Callee taking a 1019e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// internal::Matcher<Decl>, as the matcher hierarchy is purely 10204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// implemented in terms of implicit casts. 1021e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CallExpr, callee, internal::Matcher<Stmt>, 10224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1023e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *ExprNode = Node.getCallee(); 10244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (ExprNode != NULL && 10254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*ExprNode, Finder, Builder)); 10264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the call expression's callee's declaration matches the 10294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// given matcher. 10304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y.x() (matcher = call(callee(method(hasName("x"))))) 10324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { public: void x(); }; 10334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void z() { Y y; y.x(); 1034e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<CallExpr> callee( 1035e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 1036e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return internal::Matcher<CallExpr>(hasDeclaration(InnerMatcher)); 10374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the expression's or declaration's type matches a type 10404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher. 10414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x (matcher = expression(hasType( 10434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasDeclaration(record(hasName("X")))))) 10444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// and z (matcher = variable(hasType( 10454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasDeclaration(record(hasName("X")))))) 10464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; 10474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void y(X &x) { x; X z; } 1048e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_POLYMORPHIC_MATCHER_P(hasType, internal::Matcher<QualType>, 10494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1050e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<Expr, NodeType>::value || 1051e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<ValueDecl, NodeType>::value), 10524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 10534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(Node.getType(), Finder, Builder); 10544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 10564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the declaration of the expression's or value 10574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// declaration's type. 10584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// In case of a value declaration (for example a variable declaration), 10604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// this resolves one layer of indirection. For example, in the value 10614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// declaration "X x;", record(hasName("X")) matches the declaration of X, 10624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// while variable(hasType(record(hasName("X")))) matches the declaration 10634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// of x." 10644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x (matcher = expression(hasType(record(hasName("X"))))) 10664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// and z (matcher = variable(hasType(record(hasName("X"))))) 10674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X {}; 10684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void y(X &x) { x; X z; } 10694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam1< 10704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::matcher_hasTypeMatcher, 1071e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType> > 1072e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperhasType(const internal::Matcher<Decl> &InnerMatcher) { 1073e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return hasType(internal::Matcher<QualType>( 10744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasDeclaration(InnerMatcher))); 10754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 10764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1077e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches if the matched type is represented by the given string. 1078e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1079e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1080e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class Y { public: void x(); }; 1081e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void z() { Y* y; y->x(); } 1082e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// call(on(hasType(asString("class Y *")))) 1083e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches y->x() 1084e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(QualType, asString, std::string, Name) { 1085e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Name == Node.getAsString(); 1086e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1087e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 10884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the matched type is a pointer type and the pointee type 10894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches the specified matcher. 10904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 10914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y->x() 10924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = call(on(hasType(pointsTo(record(hasName("Y"))))))) 10934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { public: void x(); }; 10944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void z() { Y *y; y->x(); } 10954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_MATCHER_P( 1096e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper QualType, pointsTo, internal::Matcher<QualType>, 10974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1098e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return (!Node.isNull() && Node->isPointerType() && 10994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(Node->getPointeeType(), Finder, Builder)); 11004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the pointee type's declaration. 1103e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<QualType> pointsTo( 1104e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 1105e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return pointsTo(internal::Matcher<QualType>( 11064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasDeclaration(InnerMatcher))); 11074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the matched type is a reference type and the referenced 11104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// type matches the specified matcher. 11114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 11124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches X &x and const X &y 11134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = variable(hasType(references(record(hasName("X")))))) 11144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { 11154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void a(X b) { 11164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// X &x = b; 11174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// const X &y = b; 11184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 1119e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(QualType, references, internal::Matcher<QualType>, 11204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1121e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return (!Node.isNull() && Node->isReferenceType() && 11224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(Node->getPointeeType(), Finder, Builder)); 11234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the referenced type's declaration. 1126e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<QualType> references( 1127e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 1128e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return references(internal::Matcher<QualType>( 11294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek hasDeclaration(InnerMatcher))); 11304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1132e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXMemberCallExpr, onImplicitObjectArgument, 1133e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1134e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *ExprNode = 1135e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const_cast<CXXMemberCallExpr&>(Node).getImplicitObjectArgument(); 11364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (ExprNode != NULL && 11374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*ExprNode, Finder, Builder)); 11384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the expression's type either matches the specified 11414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher, or is a pointer to a type that matches the InnerMatcher. 11429f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimekinline internal::Matcher<CXXMemberCallExpr> thisPointerType( 1143e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<QualType> &InnerMatcher) { 11444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return onImplicitObjectArgument( 11454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek anyOf(hasType(InnerMatcher), hasType(pointsTo(InnerMatcher)))); 11464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Overloaded to match the type's declaration. 11499f17408d50c1d76c5eab435e4ceb924cc10757abManuel Klimekinline internal::Matcher<CXXMemberCallExpr> thisPointerType( 1150e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Decl> &InnerMatcher) { 11514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return onImplicitObjectArgument( 11524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek anyOf(hasType(InnerMatcher), hasType(pointsTo(InnerMatcher)))); 11534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 11554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a DeclRefExpr that refers to a declaration that matches the 11564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// specified matcher. 11574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 11584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x in if(x) 11594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = declarationReference(to(variable(hasName("x"))))) 11604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool x; 11614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (x) {} 1162e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(DeclRefExpr, to, internal::Matcher<Decl>, 11634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1164e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Decl *DeclNode = Node.getDecl(); 11654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (DeclNode != NULL && 11664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*DeclNode, Finder, Builder)); 11674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 11684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1169e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a \c DeclRefExpr that refers to a declaration through a 1170e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// specific using shadow declaration. 1171e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1172e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// FIXME: This currently only works for functions. Fix. 1173e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1174e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1175e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace a { void f() {} } 1176e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using a::f; 1177e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void g() { 1178e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// f(); // Matches this .. 1179e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// a::f(); // .. but not this. 1180e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// } 1181e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// declarationReference(throughUsingDeclaration(anything())) 1182e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c f() 1183e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(DeclRefExpr, throughUsingDecl, 1184e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<UsingShadowDecl>, Matcher) { 1185e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const NamedDecl *FoundDecl = Node.getFoundDecl(); 1186e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const UsingShadowDecl *UsingDecl = 1187e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::dyn_cast<UsingShadowDecl>(FoundDecl)) 1188e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(*UsingDecl, Finder, Builder); 1189e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1190e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1191e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 11924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a variable declaration that has an initializer expression 11934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// that matches the given matcher. 11944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 11954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches x (matcher = variable(hasInitializer(call()))) 11964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool y() { return true; } 11974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// bool x = y(); 11984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_MATCHER_P( 1199e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper VarDecl, hasInitializer, internal::Matcher<Expr>, 12004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1201e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *Initializer = Node.getAnyInitializer(); 12024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Initializer != NULL && 12034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Initializer, Finder, Builder)); 12044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Checks that a call expression or a constructor call expression has 12074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a specific number of arguments (including absent default arguments). 12084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches f(0, 0) (matcher = call(argumentCountIs(2))) 12104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(int x, int y); 12114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// f(0, 0); 12124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_POLYMORPHIC_MATCHER_P(argumentCountIs, unsigned, N) { 1213e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<CallExpr, NodeType>::value || 1214e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<CXXConstructExpr, 12154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek NodeType>::value), 12164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 12174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.getNumArgs() == N; 12184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the n'th argument of a call expression or a constructor 12214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// call expression. 12224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches y in x(y) 12244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = call(hasArgument(0, declarationReference()))) 12254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x(int) { int y; x(y); } 12264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_POLYMORPHIC_MATCHER_P2( 1227e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper hasArgument, unsigned, N, internal::Matcher<Expr>, InnerMatcher) { 1228e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<CallExpr, NodeType>::value || 1229e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<CXXConstructExpr, 12304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek NodeType>::value), 12314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 12324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (N < Node.getNumArgs() && 12334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches( 12344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek *Node.getArg(N)->IgnoreParenImpCasts(), Finder, Builder)); 12354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a constructor initializer. 12384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() : foo_(1) { } 12424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int foo_; 12434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 1244e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// record(has(constructor(hasAnyConstructorInitializer(anything())))) 1245e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// record matches Foo, hasAnyConstructorInitializer matches foo_(1) 1246e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXConstructorDecl, hasAnyConstructorInitializer, 1247e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<CXXCtorInitializer>, InnerMatcher) { 1248e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (CXXConstructorDecl::init_const_iterator I = Node.init_begin(); 12494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek I != Node.init_end(); ++I) { 12504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(**I, Finder, Builder)) { 12514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return true; 12524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 12534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 12544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 12554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the field declaration of a constructor initializer. 12584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() : foo_(1) { } 12624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int foo_; 12634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 12644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(has(constructor(hasAnyConstructorInitializer( 12654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// forField(hasName("foo_")))))) 12664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches Foo 12674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with forField matching foo_ 1268e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXCtorInitializer, forField, 1269e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<FieldDecl>, InnerMatcher) { 1270e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const FieldDecl *NodeAsDecl = Node.getMember(); 12714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (NodeAsDecl != NULL && 12724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*NodeAsDecl, Finder, Builder)); 12734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the initializer expression of a constructor initializer. 12764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() : foo_(1) { } 12804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int foo_; 12814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 12824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(has(constructor(hasAnyConstructorInitializer( 12834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// withInitializer(integerLiteral(equals(1))))))) 12844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches Foo 12854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with withInitializer matching (1) 1286e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXCtorInitializer, withInitializer, 1287e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1288e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr* NodeAsExpr = Node.getInit(); 12894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (NodeAsExpr != NULL && 12904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*NodeAsExpr, Finder, Builder)); 12914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 12924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 12934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a contructor initializer if it is explicitly written in 12944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// code (as opposed to implicitly added by the compiler). 12954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 12964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 12974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct Foo { 12984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo() { } 12994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Foo(int) : foo_("A") { } 13004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// string foo_; 13014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 13024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// constructor(hasAnyConstructorInitializer(isWritten())) 13034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// will match Foo(int), but not Foo() 1304e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER(CXXCtorInitializer, isWritten) { 13054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.isWritten(); 13064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a constructor declaration that has been implicitly added 13094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// by the compiler (eg. implicit default/copy constructors). 1310e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER(CXXConstructorDecl, isImplicit) { 13114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.isImplicit(); 13124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches any argument of a call expression or a constructor call 13154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// expression. 13164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 13184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x(int, int, int) { int y; x(1, y, 42); } 13194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// call(hasAnyArgument(declarationReference())) 13204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches x(1, y, 42) 13214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasAnyArgument(...) 13224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching y 1323e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_POLYMORPHIC_MATCHER_P(hasAnyArgument, internal::Matcher<Expr>, 13244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 1325e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper TOOLING_COMPILE_ASSERT((llvm::is_base_of<CallExpr, NodeType>::value || 1326e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper llvm::is_base_of<CXXConstructExpr, 13274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek NodeType>::value), 13284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek instantiated_with_wrong_types); 13294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek for (unsigned I = 0; I < Node.getNumArgs(); ++I) { 13304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(*Node.getArg(I)->IgnoreParenImpCasts(), 13314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek Finder, Builder)) { 13324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return true; 13334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 13364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the n'th parameter of a function declaration. 13394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 13414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { void f(int x) {} }; 13424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// method(hasParameter(0, hasType(variable()))) 13434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches f(int x) {} 13444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasParameter(...) 13454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching int x 1346e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P2(FunctionDecl, hasParameter, 1347e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper unsigned, N, internal::Matcher<ParmVarDecl>, 13484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 13494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (N < Node.getNumParams() && 13504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches( 13514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek *Node.getParamDecl(N), Finder, Builder)); 13524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 13544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches any parameter of a function declaration. 13554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Does not match the 'this' parameter of a method. 13574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 13594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class X { void f(int x, int y, int z) {} }; 13604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// method(hasAnyParameter(hasName("y"))) 13614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches f(int x, int y, int z) {} 13624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasAnyParameter(...) 13634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching int y 1364e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(FunctionDecl, hasAnyParameter, 1365e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<ParmVarDecl>, InnerMatcher) { 13664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek for (unsigned I = 0; I < Node.getNumParams(); ++I) { 13674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(*Node.getParamDecl(I), Finder, Builder)) { 13684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return true; 13694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 13714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 13724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 13734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1374e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches the return type of a function declaration. 1375e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1376e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given: 1377e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// class X { int f() { return 1; } }; 1378e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// method(returns(asString("int"))) 1379e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches int f() { return 1; } 1380e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(FunctionDecl, returns, internal::Matcher<QualType>, Matcher) { 1381e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(Node.getResultType(), Finder, Builder); 1382e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1383e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 13846a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches the condition expression of an if statement, for loop, 13856a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// or conditional operator. 13864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 13874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true (matcher = hasCondition(boolLiteral(equals(true)))) 13884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (true) {} 1389e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_POLYMORPHIC_MATCHER_P(hasCondition, internal::Matcher<Expr>, 13904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher) { 13914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek TOOLING_COMPILE_ASSERT( 1392e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<IfStmt, NodeType>::value) || 13936a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<ForStmt, NodeType>::value) || 13946a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<WhileStmt, NodeType>::value) || 13956a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<DoStmt, NodeType>::value) || 1396e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<ConditionalOperator, NodeType>::value), 13976a12449ec8862211856447d3df4c082a346339f2Daniel Jasper has_condition_requires_if_statement_conditional_operator_or_loop); 1398e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr *const Condition = Node.getCond(); 13994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Condition != NULL && 14004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Condition, Finder, Builder)); 14014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the condition variable statement in an if statement. 14044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 14064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// if (A* a = GetAPointer()) {} 14074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasConditionVariableStatment(...) 14084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'A* a = GetAPointer()'. 1409e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(IfStmt, hasConditionVariableStatement, 1410e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<DeclStmt>, InnerMatcher) { 1411e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const DeclStmt* const DeclarationStatement = 14124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek Node.getConditionVariableDeclStmt(); 14134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return DeclarationStatement != NULL && 14144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*DeclarationStatement, Finder, Builder); 14154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1417e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches the index expression of an array subscript expression. 1418e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1419e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1420e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int i[5]; 1421e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void f() { i[1] = 42; } 1422e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// arraySubscriptExpression(hasIndex(integerLiteral())) 1423e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c i[1] with the \c integerLiteral() matching \c 1 1424e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ArraySubscriptExpr, hasIndex, 1425e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, matcher) { 1426e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const Expr* Expression = Node.getIdx()) 1427e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return matcher.matches(*Expression, Finder, Builder); 1428e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1429e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1430e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 1431e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches the base expression of an array subscript expression. 1432e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1433e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1434e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// int i[5]; 1435e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// void f() { i[1] = 42; } 1436e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// arraySubscriptExpression(hasBase(implicitCast( 1437e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// hasSourceExpression(declarationReference())))) 1438e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \c i[1] with the \c declarationReference() matching \c i 1439e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ArraySubscriptExpr, hasBase, 1440e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, matcher) { 1441e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (const Expr* Expression = Node.getBase()) 1442e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return matcher.matches(*Expression, Finder, Builder); 1443e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1444e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1445e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 14466a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches a 'for', 'while', or 'do while' statement that has 14476a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// a given body. 14484da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 14504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// for (;;) {} 14514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasBody(compoundStatement()) 14524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches 'for (;;) {}' 14534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with compoundStatement() 14544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching '{}' 14556a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_POLYMORPHIC_MATCHER_P(hasBody, internal::Matcher<Stmt>, 14566a12449ec8862211856447d3df4c082a346339f2Daniel Jasper InnerMatcher) { 14576a12449ec8862211856447d3df4c082a346339f2Daniel Jasper TOOLING_COMPILE_ASSERT( 14586a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<DoStmt, NodeType>::value) || 14596a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<ForStmt, NodeType>::value) || 14606a12449ec8862211856447d3df4c082a346339f2Daniel Jasper (llvm::is_base_of<WhileStmt, NodeType>::value), 14616a12449ec8862211856447d3df4c082a346339f2Daniel Jasper has_body_requires_for_while_or_do_statement); 1462e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Stmt *const Statement = Node.getBody(); 14634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Statement != NULL && 14644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Statement, Finder, Builder)); 14654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches compound statements where at least one substatement matches 14684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a given matcher. 14694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 14714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// { {}; 1+2; } 14724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasAnySubstatement(compoundStatement()) 14734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches '{ {}; 1+2; }' 14744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with compoundStatement() 14754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching '{}' 1476e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CompoundStmt, hasAnySubstatement, 1477e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Stmt>, InnerMatcher) { 1478e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (CompoundStmt::const_body_iterator It = Node.body_begin(); 14794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek It != Node.body_end(); 14804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ++It) { 14814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek if (InnerMatcher.matches(**It, Finder, Builder)) return true; 14824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek } 14834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return false; 14844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Checks that a compound statement contains a specific number of 14874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// child statements. 14884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 14894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: Given 14904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// { for (;;) {} } 14914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// compoundStatement(statementCountIs(0))) 14924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches '{}' 14934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// but does not match the outer compound statement. 1494e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CompoundStmt, statementCountIs, unsigned, N) { 14954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Node.size() == N; 14964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 14974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 14984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches literals that are equal to the given value. 14994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true (matcher = boolLiteral(equals(true))) 15014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// true 15024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimektemplate <typename ValueT> 15034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinternal::PolymorphicMatcherWithParam1<internal::ValueEqualsMatcher, ValueT> 15044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekequals(const ValueT &Value) { 15054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam1< 15064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::ValueEqualsMatcher, 15074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek ValueT>(Value); 15084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the operator Name of operator expressions (binary or 15114da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// unary). 15124da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) 15144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !(a || b) 15154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekAST_POLYMORPHIC_MATCHER_P(hasOperatorName, std::string, Name) { 15164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek TOOLING_COMPILE_ASSERT( 1517e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<BinaryOperator, NodeType>::value) || 1518e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper (llvm::is_base_of<UnaryOperator, NodeType>::value), 15194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek has_condition_requires_if_statement_or_conditional_operator); 15204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return Name == Node.getOpcodeStr(Node.getOpcode()); 15214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the left hand side of binary operator expressions. 15244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a (matcher = binaryOperator(hasLHS())) 15264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a || b 1527e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(BinaryOperator, hasLHS, 1528e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1529e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *LeftHandSide = Node.getLHS(); 15304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (LeftHandSide != NULL && 15314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*LeftHandSide, Finder, Builder)); 15324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the right hand side of binary operator expressions. 15354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches b (matcher = binaryOperator(hasRHS())) 15374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// a || b 1538e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(BinaryOperator, hasRHS, 1539e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1540e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *RightHandSide = Node.getRHS(); 15414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (RightHandSide != NULL && 15424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*RightHandSide, Finder, Builder)); 15434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if either the left hand side or the right hand side of a 15464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// binary operator matches. 1547e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<BinaryOperator> hasEitherOperand( 1548e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const internal::Matcher<Expr> &InnerMatcher) { 15494da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return anyOf(hasLHS(InnerMatcher), hasRHS(InnerMatcher)); 15504da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if the operand of a unary operator matches. 15534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches true (matcher = hasOperand(boolLiteral(equals(true)))) 15554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// !true 1556e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UnaryOperator, hasUnaryOperand, 1557e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1558e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr * const Operand = Node.getSubExpr(); 15594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Operand != NULL && 15604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Operand, Finder, Builder)); 15614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1563715c9568ee5d75f25dab98229c87bcec880daf5dManuel Klimek/// \brief Matches if the cast's source expression matches the given matcher. 15644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example: matches "a string" (matcher = 15664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// hasSourceExpression(constructorCall())) 15674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class URL { URL(string); }; 15694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// URL url = "a string"; 1570715c9568ee5d75f25dab98229c87bcec880daf5dManuel KlimekAST_MATCHER_P(CastExpr, hasSourceExpression, 1571e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1572e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const Expr* const SubExpression = Node.getSubExpr(); 15734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (SubExpression != NULL && 15744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*SubExpression, Finder, Builder)); 15754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches casts whose destination type matches a given matcher. 15784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (Note: Clang's AST refers to other conversions as "casts" too, and calls 15804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// actual casts "explicit" casts.) 1581e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ExplicitCastExpr, hasDestinationType, 1582e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, InnerMatcher) { 1583e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const QualType NodeType = Node.getTypeAsWritten(); 15844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(NodeType, Finder, Builder); 15854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches implicit casts whose destination type matches a given 15884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matcher. 15894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Unit test this matcher 1591e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ImplicitCastExpr, hasImplicitDestinationType, 1592e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<QualType>, InnerMatcher) { 15934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(Node.getType(), Finder, Builder); 15944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 15954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 15964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the true branch expression of a conditional operator. 15974da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 15984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches a 15994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// condition ? a : b 1600e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ConditionalOperator, hasTrueExpression, 1601e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1602e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *Expression = Node.getTrueExpr(); 16034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Expression != NULL && 16044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Expression, Finder, Builder)); 16054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the false branch expression of a conditional operator. 16084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches b 16104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// condition ? a : b 1611e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(ConditionalOperator, hasFalseExpression, 1612e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 1613e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper Expr *Expression = Node.getFalseExpr(); 16144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Expression != NULL && 16154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Expression, Finder, Builder)); 16164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches if a declaration has a body attached. 16194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches A, va, fa 16214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A {}; 16224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class B; // Doesn't match, as it has no body. 16234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int va; 16244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// extern int vb; // Doesn't match, as it doesn't define the variable. 16254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void fa() {} 16264da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void fb(); // Doesn't match, as it has no body. 16274da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam0<internal::IsDefinitionMatcher> 16284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekisDefinition() { 16294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam0< 16304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::IsDefinitionMatcher>(); 16314da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16324da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16334da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches the class declaration that the given method declaration 16344da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// belongs to. 16354da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16364da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: Generalize this for other kinds of declarations. 16374da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// FIXME: What other kind of declarations would we need to generalize 16384da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// this to? 16394da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16404da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Example matches A() in the last line 16414da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// (matcher = constructorCall(hasDeclaration(method( 16424da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// ofClass(hasName("A")))))) 16434da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class A { 16444da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// public: 16454da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// A(); 16464da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 16474da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// A a = A(); 1648e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(CXXMethodDecl, ofClass, 1649e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<CXXRecordDecl>, InnerMatcher) { 1650e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper const CXXRecordDecl *Parent = Node.getParent(); 16514da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return (Parent != NULL && 16524da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek InnerMatcher.matches(*Parent, Finder, Builder)); 16534da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16544da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16554da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches member expressions that are called with '->' as opposed 16564da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// to '.'. 16574da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16584da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Member calls on the implicit this pointer match as called with '->'. 16594da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16604da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 16614da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// class Y { 16624da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void x() { this->x(); x(); Y y; y.x(); a; this->b; Y::b; } 16634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int a; 16644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// static int b; 16654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// }; 16664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression(isArrow()) 16674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches this->x, x, y.x, a, this->b 1668e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<MemberExpr> isArrow() { 16694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return makeMatcher(new internal::IsArrowMatcher()); 16704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 16714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 16726a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// \brief Matches QualType nodes that are of integer type. 16736a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// 16746a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// Given 16756a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// void a(int); 16766a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// void b(long); 16776a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// void c(double); 16786a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// function(hasAnyParameter(hasType(isInteger()))) 16796a12449ec8862211856447d3df4c082a346339f2Daniel Jasper/// matches "a(int)", "b(long)", but not "c(double)". 16806a12449ec8862211856447d3df4c082a346339f2Daniel JasperAST_MATCHER(QualType, isInteger) { 16816a12449ec8862211856447d3df4c082a346339f2Daniel Jasper return Node->isIntegerType(); 16826a12449ec8862211856447d3df4c082a346339f2Daniel Jasper} 16836a12449ec8862211856447d3df4c082a346339f2Daniel Jasper 1684e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches QualType nodes that are const-qualified, i.e., that 16854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// include "top-level" const. 16864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 16874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 16884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void a(int); 16894da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void b(int const); 16904da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void c(const int); 16914da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void d(const int*); 16924da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void e(int const) {}; 16934da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// function(hasAnyParameter(hasType(isConstQualified()))) 16944da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches "void b(int const)", "void c(const int)" and 16954da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// "void e(int const) {}". It does not match d as there 16964da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// is no top-level const on the parameter type "const int *". 1697e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasperinline internal::Matcher<QualType> isConstQualified() { 16984da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return makeMatcher(new internal::IsConstQualifiedMatcher()); 16994da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 17004da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 17014da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a member expression where the member is matched by a 17024da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// given matcher. 17034da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17044da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 17054da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct { int first, second; } first, second; 17064da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int i(second.first); 17074da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// int j(first.second); 17084da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression(member(hasName("first"))) 17094da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches second.first 17104da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// but not first.second (because the member name there is "second"). 1711e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(MemberExpr, member, 1712e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<ValueDecl>, InnerMatcher) { 17134da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(*Node.getMemberDecl(), Finder, Builder); 17144da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 17154da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 17164da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches a member expression where the object expression is 17174da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matched by a given matcher. 17184da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17194da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 17204da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// struct X { int m; }; 17214da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// void f(X x) { x.m; m; } 17224da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// memberExpression(hasObjectExpression(hasType(record(hasName("X"))))))) 17234da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches "x.m" and "m" 17244da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// with hasObjectExpression(...) 17254da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matching "x" and the implicit object expression of "m" which has type X*. 1726e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(MemberExpr, hasObjectExpression, 1727e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<Expr>, InnerMatcher) { 17284da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return InnerMatcher.matches(*Node.getBase(), Finder, Builder); 17294da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 17304da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 1731e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches any using shadow declaration. 1732e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1733e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1734e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace X { void b(); } 1735e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::b; 1736e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// usingDecl(hasAnyUsingShadowDecl(hasName("b")))) 1737e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \code using X::b \endcode 1738e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UsingDecl, hasAnyUsingShadowDecl, 1739e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<UsingShadowDecl>, Matcher) { 1740e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper for (UsingDecl::shadow_iterator II = Node.shadow_begin(); 1741e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper II != Node.shadow_end(); ++II) { 1742e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper if (Matcher.matches(**II, Finder, Builder)) 1743e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return true; 1744e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper } 1745e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return false; 1746e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1747e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 1748e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// \brief Matches a using shadow declaration where the target declaration is 1749e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matched by the given matcher. 1750e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// 1751e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// Given 1752e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// namespace X { int a; void b(); } 1753e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::a; 1754e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// using X::b; 1755e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// usingDecl(hasAnyUsingShadowDecl(hasTargetDecl(function()))) 1756e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// matches \code using X::b \endcode 1757e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper/// but not \code using X::a \endcode 1758e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel JasperAST_MATCHER_P(UsingShadowDecl, hasTargetDecl, 1759e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper internal::Matcher<NamedDecl>, Matcher) { 1760e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper return Matcher.matches(*Node.getTargetDecl(), Finder, Builder); 1761e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper} 1762e0e6b9e79a0c4edae92abd3928263875c78e23aaDaniel Jasper 17634da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// \brief Matches template instantiations of function, class, or static 17644da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// member variable template instantiations. 17654da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17664da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// Given 17674da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <typename T> class X {}; class A {}; X<A> x; 17684da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// or 17694da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <typename T> class X {}; class A {}; template class X<A>; 17704da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(hasName("::X"), isTemplateInstantiation()) 17714da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// matches the template instantiation of X<A>. 17724da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// 17734da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// But given 17744da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <typename T> class X {}; class A {}; 17754da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// template <> class X<A> {}; X<A> x; 17764da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// record(hasName("::X"), isTemplateInstantiation()) 17774da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek/// does not match, as X<A> is an explicit template specialization. 17784da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimekinline internal::PolymorphicMatcherWithParam0< 17794da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::IsTemplateInstantiationMatcher> 17804da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel KlimekisTemplateInstantiation() { 17814da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek return internal::PolymorphicMatcherWithParam0< 17824da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek internal::IsTemplateInstantiationMatcher>(); 17834da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} 17844da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 17854da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} // end namespace ast_matchers 17864da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek} // end namespace clang 17874da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek 17884da216637fa1ad4bdfd31bc265edb57ca35c2c12Manuel Klimek#endif // LLVM_CLANG_AST_MATCHERS_AST_MATCHERS_H 1789