node? ( object -- ? ) (original) (raw)

node? ( object -- ? )

Vocabulary
ui.traverse

Inputs and outputs

Word description
Tests if the object is an instance of the node class.

Definition

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

IN: ui.traverse

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