Data.Syntax.Printer.Consumer

Documentation

newtype Consumer m a

A writer monad combined with Either String.

Constructors

Consumer

Fields

runConsumer :: Either String (m, a)

Instances

Monoid m => Alternative (Consumer m)

Monoid m => Monad (Consumer m)

Functor (Consumer m)

Monoid m => MonadPlus (Consumer m)

Monoid m => Applicative (Consumer m)