Kotlin has this[0]. Rust is talking about adding it as well[1]. I guess Haskell does too[2]. [0]: https://kotlinlang.org/docs/reference/delegation.html https

Kotlin has this[0]. Rust is talking about adding it as well[1]. I guess Haskell does too[2]. [0]: https://kotlinlang.org/docs/reference/delegation.html https://kotlinlang.org/docs/reference/delegation.html [1]: https://github.com/rust-lang/rfcs/pull/2393 https://github.com/rust-lang/rfcs/pull/2393 [2]: https://downloads.haskell.org/~ghc/5.04/docs/html/users_guide/newtype-deriving.html https://downloads.haskell.org/~ghc/5.04/docs/html/users_guid...