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Add a resolve method to Evaluatable with a (bad) default definition.

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This commit is contained in:
Rob Rix 2018-12-07 10:34:40 -05:00
parent adffd6b9c4
commit f59cdd394b
1 changed files with 6 additions and 0 deletions
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6
src/Data/Abstract/Evaluatable.hs
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@ -77,6 +77,12 @@ class (Show1 constr, Foldable constr) => Evaluatable constr where
v <- throwUnspecializedError $ UnspecializedError ("Eval unspecialized for " <> liftShowsPrec (const (const id)) (const id) 0 expr "")
rvalBox v
resolve :: ( Carrier sig m
)
=> (term -> Evaluator term address value m value)
-> (constr term -> Evaluator term address value m address)
resolve _ = undefined
traceResolve :: (Show a, Show b, Member Trace sig, Carrier sig m) => a -> b -> Evaluator term address value m ()
traceResolve name path = trace ("resolved " <> show name <> " -> " <> show path)