classWithOptionalParameter.types

=== tests/cases/conformance/types/namedTypes/classWithOptionalParameter.ts ===
// classes do not permit optional parameters, these are errors

class C {
>C : C

    x?: string;
>x : string

    f?() {}
>f : () => void
}

class C2<T> {
>C2 : C2<T>
>T : T

    x?: T;
>x : T
>T : T

    f?(x: T) {}
>f : (x: T) => void
>x : T
>T : T
}