(checkingBuilder: StringAdd).self
(checkingBuilder: StringFormat).self
(checkingBuilder: ArrowAssoc[CheckingBuilder[A]]).x
(Since version 2.10.0) Use leftOfArrow instead
(checkingBuilder: Ensuring[CheckingBuilder[A]]).x
(Since version 2.10.0) Use resultOfEnsuring instead
Default
ArraySetbuilder preventing duplicates. The hints passed are propagated such thatinitial size == from.size.