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Derive a MonadEvaluator instance for Evaluation.

This commit is contained in:
Rob Rix 2018-03-01 15:32:21 -05:00
parent 788b4f5195
commit 7ceb6d6370

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@ -1,4 +1,4 @@
{-# LANGUAGE DataKinds, GeneralizedNewtypeDeriving, ScopedTypeVariables, TypeApplications, TypeFamilies, TypeOperators, MultiParamTypeClasses, UndecidableInstances #-}
{-# LANGUAGE DataKinds, GeneralizedNewtypeDeriving, ScopedTypeVariables, StandaloneDeriving, TypeApplications, TypeFamilies, TypeOperators, MultiParamTypeClasses, UndecidableInstances #-}
module Analysis.Abstract.Evaluating where
import Prologue
@ -105,6 +105,9 @@ evaluates pairs (_, t) = run @(Evaluating term v) (runEvaluator (localModuleTabl
newtype Evaluation term value a = Evaluation { runEvaluation :: Evaluator (Evaluating term value) term value a }
deriving (Applicative, Functor, Monad, MonadFail)
deriving instance MonadEvaluator term value (Evaluator (Evaluating term value) term value)
=> MonadEvaluator term value (Evaluation term value)
instance ( AbstractValue v
, Evaluatable (Base t)
, FreeVariables t