[Haskell-cafe] Re: mutually recursive types

"rodrigo.bonifacio" writes:

Hi, I am learning the haskell programming language and had tried to define the following types:

type Scenario = (String, String, [Step]) type Step = (String, Scenario, String, String, String)

data Scenario = Scenario String String [Step] data Step = Step String Scenario String String String -- Jón Fairbairn Jon.Fairbairn@cl.cam.ac.uk