Returns a Validate that ignores its input and always yields api.Failed.
Returns a Validate that ignores its input and always yields api.Passed.
Constructs a constant Validate from its parameters.
Constructs a Validate from the partial function pf.
Constructs a Validate from the partial function pf. All Ts for
which pf throws an exception are considered invalid according to P.
Constructs a Validate from the predicate f.
Constructs a Validate from the predicate f. All values of type
T for which f returns true are considered valid according to P.
Constructs a Validate from its parameters.