Re: [PATCH] Add tests for ob-haskell (GHCi)

[ParetoOptimalDev]

Ihor Radchenko <yantar92@posteo.net> writes:

> Part of the problem is that haskell-mode appears to use non-standard
> prompt:
>
> comint-prompt-regexp: ^[[:alnum:].*_() |λ]*> \|^λ?>
> Output: ghci| ghci| ghci| ghci| ghci| 6
>
> Note "|".

You can fix this by sending `set :prompt-cont ""`. Here is a
demonstration:

GHCi, version 9.0.2: https://www.haskell.org/ghc/  :? for help
ghci> ghci> :set prompt-cont ""
ghci> :{
let { x = 2
    ; y = 3
    }
in x*y
:}
6
ghci>