78 lines · cpp
1// RUN: %check_clang_tidy %s bugprone-easily-swappable-parameters %t --2 3// Test that all of the default entries in the IgnoredParameterTypeSuffixes4// option are indeed ignored.5 6struct A {};7 8namespace IgnoredTypes {9using Bool = A;10using _Bool = A;11using it = A;12using It = A;13using iterator = A;14using Iterator = A;15using inputit = A;16using InputIt = A;17using forwardit = A;18using ForwardIt = A;19using bidirit = A;20using BidirIt = A;21using constiterator = A;22using const_iterator = A;23using Const_Iterator = A;24using Constiterator = A;25using ConstIterator = A;26using RandomIt = A;27using randomit = A;28using random_iterator = A;29using ReverseIt = A;30using reverse_iterator = A;31using reverse_const_iterator = A;32using ConstReverseIterator = A;33using Const_Reverse_Iterator = A;34using const_reverse_iterator = A;35using Constreverseiterator = A;36using constreverseiterator = A;37} // namespace IgnoredTypes38 39// The types used here all have a suffix that is present in the default value of40// IgnoredParameterTypeSuffixes, and should therefore be ignored:41void f1(bool Foo, bool Bar) {}42void f2(IgnoredTypes::Bool Foo, IgnoredTypes::Bool Bar) {}43void f3(IgnoredTypes::_Bool Foo, IgnoredTypes::_Bool Bar) {}44void f4(IgnoredTypes::it Foo, IgnoredTypes::it Bar) {}45void f5(IgnoredTypes::It Foo, IgnoredTypes::It Bar) {}46void f6(IgnoredTypes::iterator Foo, IgnoredTypes::iterator Bar) {}47void f7(IgnoredTypes::Iterator Foo, IgnoredTypes::Iterator Bar) {}48void f8(IgnoredTypes::inputit Foo, IgnoredTypes::inputit Bar) {}49void f9(IgnoredTypes::InputIt Foo, IgnoredTypes::InputIt Bar) {}50void f10(IgnoredTypes::forwardit Foo, IgnoredTypes::forwardit Bar) {}51void f11(IgnoredTypes::ForwardIt Foo, IgnoredTypes::ForwardIt Bar) {}52void f12(IgnoredTypes::bidirit Foo, IgnoredTypes::bidirit Bar) {}53void f13(IgnoredTypes::BidirIt Foo, IgnoredTypes::BidirIt Bar) {}54void f14(IgnoredTypes::constiterator Foo, IgnoredTypes::constiterator Bar) {}55void f15(IgnoredTypes::const_iterator Foo, IgnoredTypes::const_iterator Bar) {}56void f16(IgnoredTypes::Const_Iterator Foo, IgnoredTypes::Const_Iterator Bar) {}57void f17(IgnoredTypes::Constiterator Foo, IgnoredTypes::Constiterator Bar) {}58void f18(IgnoredTypes::ConstIterator Foo, IgnoredTypes::ConstIterator Bar) {}59void f19(IgnoredTypes::RandomIt Foo, IgnoredTypes::RandomIt Bar) {}60void f20(IgnoredTypes::randomit Foo, IgnoredTypes::randomit Bar) {}61void f21(IgnoredTypes::random_iterator Foo, IgnoredTypes::random_iterator Bar) {}62void f22(IgnoredTypes::ReverseIt Foo, IgnoredTypes::ReverseIt Bar) {}63void f23(IgnoredTypes::reverse_iterator Foo, IgnoredTypes::reverse_iterator Bar) {}64void f24(IgnoredTypes::reverse_const_iterator Foo, IgnoredTypes::reverse_const_iterator Bar) {}65void f25(IgnoredTypes::ConstReverseIterator Foo, IgnoredTypes::ConstReverseIterator Bar) {}66void f26(IgnoredTypes::Const_Reverse_Iterator Foo, IgnoredTypes::Const_Reverse_Iterator Bar) {}67void f27(IgnoredTypes::const_reverse_iterator Foo, IgnoredTypes::const_reverse_iterator Bar) {}68void f28(IgnoredTypes::Constreverseiterator Foo, IgnoredTypes::Constreverseiterator Bar) {}69void f29(IgnoredTypes::constreverseiterator Foo, IgnoredTypes::constreverseiterator Bar) {}70 71// This suffix of this type is not present in IgnoredParameterTypeSuffixes'72// default value, therefore, a warning _should_ be generated.73using ShouldNotBeIgnored = A;74void f30(ShouldNotBeIgnored Foo, ShouldNotBeIgnored Bar) {}75// CHECK-MESSAGES: :[[@LINE-1]]:10: warning: 2 adjacent parameters of 'f30' of similar type ('ShouldNotBeIgnored') are easily swapped by mistake [bugprone-easily-swappable-parameters]76// CHECK-MESSAGES: :[[@LINE-2]]:29: note: the first parameter in the range is 'Foo'77// CHECK-MESSAGES: :[[@LINE-3]]:53: note: the last parameter in the range is 'Bar'78