not-in-interval? ( object -- ? )

Vocabulary

calendar

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the not-in-interval class.

Definition

USING: classes.tuple.private kernel slots.private ;

IN: calendar

: not-in-interval? ( object -- ? )
    dup tuple?
    [ layout-of 7 slot \ not-in-interval eq? ] [ drop f ] if ;