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Control.Monad.Failure.Class |
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Description |
Defines the class MonadFailure for monads which can fail.
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Synopsis |
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Documentation |
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| Methods | | Wrap the failure value, if any, with the given function. This is
useful in particular when you want all the exceptions returned from a
certain library to be of a certain type, even if they were generated by
a different library.
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Call failure with a String.
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newtype StringException | Source |
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Constructors | | Instances | |
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Produced by Haddock version 2.6.0 |