PHP Interface Widmogrod\Monad\Maybe\Maybe

Inheritance: extends Widmogrod\FantasyLand\Monad, extends Widmogrod\Common\ValueOfInterface
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Public Methods

Method Description
orElse ( callable $fn ) : Widmogrod\Monad\Maybe\Maybe Handle situation when error occur in monad computation chain.

Method Details

orElse() public method

Handle situation when error occur in monad computation chain.
public orElse ( callable $fn ) : Widmogrod\Monad\Maybe\Maybe
$fn callable
return Widmogrod\Monad\Maybe\Maybe