Hello, I am experimenting with `Raise` and context receivers. Currently my code uses `Either`s. I am...

# arrow

[atara]

Hello,
I am experimenting with Raise and context receivers. Currently my code uses `Either`s. I am trying to find the equivalent of Either mapLeft .

iReturnEither().mapLeft{e -> NewError()}

val result = iMayRaise()
how do I convert?

Thank you

[Alejandro Serrano.Mena]

you need to use withError

[atara]

Thank you @Alejandro Serrano.Mena 🙂