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<interactive>:5:1: error:
No instance for (Show t) arising from a use of ‘print’
Cannot resolve unknown runtime type ‘t’
Use :print or :force to determine these types
Relevant bindings include it :: t (bound at <interactive>:5:1)
These potential instances exist:
instance (Show a, Show b) => Show (Either a b)
-- Defined in ‘Data.Either’
instance Show All -- Defined in ‘Data.Monoid’
instance forall k (f :: k -> *) (a :: k).
Show (f a) =>
Show (Alt f a)
-- Defined in ‘Data.Monoid’
...plus 36 others
(use -fprint-potential-instances to see them all)
In a stmt of an interactive GHCi command: print it
<interactive>:7:1: error:
No instance for (Show t) arising from a use of ‘print’
Cannot resolve unknown runtime type ‘t’
Use :print or :force to determine these types
Relevant bindings include it :: t (bound at <interactive>:7:1)
These potential instances exist:
instance (Show a, Show b) => Show (Either a b)
-- Defined in ‘Data.Either’
instance Show All -- Defined in ‘Data.Monoid’
instance forall k (f :: k -> *) (a :: k).
Show (f a) =>
Show (Alt f a)
-- Defined in ‘Data.Monoid’
...plus 36 others
(use -fprint-potential-instances to see them all)
In a stmt of an interactive GHCi command: print it
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