``` interface X lt A B Y lt A gt gt interface Y lt A gt val kotlinlang #getting-started

``` interface X<A, B : Y<A>> interface...

miha-x64

11/20/2017, 4:14 PM

Copy code

interface X<A, B : Y<A>>
interface Y<A>
val a: X<*, Y<*>> = object : X<String, Y<String>> {} // type mismatch: required X<*, Y<*>>, found ''

how to fix this? I don't mind star-projected type and can't add variance.