^^
Related Doc:
package util
Right-associative conjunctive operator with an Option[Boolean]
Right-associative conjunctive operator with an Option[Boolean]
other Maybe value
a Maybe value with is the Kleenean logical AND of this and x
Right-associative conjunctive operator with a Boolean
Right-associative conjunctive operator with a Boolean
other Maybe value
a Maybe value with is the Kleenean logical AND of this and b
Left-associative conjunctive operator with a Boolean
Left-associative conjunctive operator with a Boolean
other Boolean value
a Maybe value with is the Kleenean logical AND of this and b
Left-associative conjunctive operator with another Maybe
Left-associative conjunctive operator with another Maybe
other Maybe value
a Maybe value with is the Kleenean logical AND of this and m
Left-associative disjunctive operator with a Boolean
Left-associative disjunctive operator with a Boolean
other Maybe value
a Maybe value with is the Kleenean logical OR of this and b
Left-associative disjunctive operator with another Maybe
Left-associative disjunctive operator with another Maybe
other Maybe value
a Maybe value with is the Kleenean logical OR of this and m
Method to deny (invert, negate, ...) this Maybe
Method to deny (invert, negate, ...) this Maybe
TEST this method
Some(!x) if exists, else return None
Method to convert this Maybe into a Boolean
Method to convert this Maybe into a Boolean
the value to use if this is None
a Boolean corresponding to either the existing Boolean or else the given default.
Method to convert this Maybe into an integer corresponding to the return value of compareTo
Method to convert this Maybe into an integer corresponding to the return value of compareTo
TEST this method
either 1 (true), 0 (maybe), or -1 (false)
the Option[Boolean] value
the Option[Boolean] value
Right-associative disjunctive operator with a Boolean
Right-associative disjunctive operator with a Boolean
other Maybe value
a Maybe value with is the Kleenean logical OR of this and b
Right-associative disjunctive operator with an Option[Boolean]
Right-associative disjunctive operator with an Option[Boolean]
other Maybe value
a Maybe value with is the Kleenean logical OR of this and x
This case object is the None version of Maybe. It is used for the bookends of a dis/conjunctive expression of Maybes. But be careful, you need to understand the rules of Kleenean logic with regard to None combining with true or false.