music-score-1.7.1: Musical score and part representation.

Safe HaskellSafe-Inferred

Data.Functor.Context

Documentation

newtype Ctxt a Source

Constructors

Ctxt 

Fields

getCtxt :: (Maybe a, a, Maybe a)
 

Instances

Functor Ctxt 
Applicative Ctxt 
Wrapped (Ctxt a) 
Transformable a => Transformable (Ctxt a) 
Rewrapped (Ctxt a) (Ctxt b) 

mapCtxt :: (a -> b) -> Ctxt a -> Ctxt bSource

extractCtxt :: Ctxt a -> aSource