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WildcardInstantiations.hs:5:14: error:
• Found type wildcard ‘_a’ standing for ‘a’
Where: ‘a’ is a rigid type variable bound by
the inferred type of foo :: (Show a, Enum a) => a -> String
at WildcardInstantiations.hs:6:1-21
To use the inferred type, enable PartialTypeSignatures
• In the type signature: foo :: (Show _a, _) => _a -> _
WildcardInstantiations.hs:5:18: error:
• Found type wildcard ‘_’ standing for ‘Enum a’
Where: ‘a’ is a rigid type variable bound by
the inferred type of foo :: (Show a, Enum a) => a -> String
at WildcardInstantiations.hs:6:1-21
To use the inferred type, enable PartialTypeSignatures
• In the type signature: foo :: (Show _a, _) => _a -> _
WildcardInstantiations.hs:5:30: error:
• Found type wildcard ‘_’ standing for ‘String’
To use the inferred type, enable PartialTypeSignatures
• In the type ‘_a -> _’
In the type signature: foo :: (Show _a, _) => _a -> _
WildcardInstantiations.hs:8:8: error:
• Found type wildcard ‘_’ standing for ‘t’
Where: ‘t’ is a rigid type variable bound by
the inferred type of bar :: t -> (t -> _) -> _
at WildcardInstantiations.hs:9:1-13
To use the inferred type, enable PartialTypeSignatures
• In the type ‘_ -> _ -> _’
In the type signature: bar :: _ -> _ -> _
WildcardInstantiations.hs:8:13: error:
• Found type wildcard ‘_’ standing for ‘t -> _’
Where: ‘t’, ‘_’ are rigid type variables bound by
the inferred type of bar :: t -> (t -> _) -> _
at WildcardInstantiations.hs:9:1-13
To use the inferred type, enable PartialTypeSignatures
• In the type ‘_ -> _ -> _’
In the type signature: bar :: _ -> _ -> _
WildcardInstantiations.hs:8:18: error:
• Found type wildcard ‘_’ standing for ‘_’
Where: ‘_’ is a rigid type variable bound by
the inferred type of bar :: t -> (t -> _) -> _
at WildcardInstantiations.hs:9:1-13
To use the inferred type, enable PartialTypeSignatures
• In the type ‘_ -> _ -> _’
In the type signature: bar :: _ -> _ -> _
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