tombstone? ( object -- ? )

Vocabulary

hashtables.private

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the tombstone class.

Definition

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

IN: hashtables.private

: tombstone? ( object -- ? )
    dup tuple?
    [ layout-of 7 slot \ tombstone eq? ] [ drop f ] if ;