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definition:
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whenJust :: Maybe a -> (a -> Bool) -> Bool
whenJust (Just x) f = f x
whenJust Nothing _ = False
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demand:
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argument 1
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deterministic:
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deterministic operation
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documentation:
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--- If just a value is given, the predicate is applied to the value. Otherwise, false is returned.
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failfree:
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(_, _)
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indeterministic:
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referentially transparent operation
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infix:
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no fixity defined
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iotype:
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{({Just},_) |-> _ || ({Nothing},_) |-> {False}}
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name:
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whenJust
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precedence:
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no precedence defined
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result-values:
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_
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signature:
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Prelude.Maybe a -> (a -> Prelude.Bool) -> Prelude.Bool
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solution-complete:
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operation might suspend on free variables
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terminating:
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yes
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totally-defined:
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reducible on all ground data terms
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