2 ms·

I believe classes are nominally typed in TypeScript. Otherwise, OCaml has row polymorphic records, polymorphic variants, and a structurally typed object system,

by jolux 6y ago

I believe classes are nominally typed in TypeScript. Otherwise, OCaml has row polymorphic records, polymorphic variants, and a structurally typed object system, in addition to a powerful nominal type system with ADTs and higher-order modules and such.