id? ( object -- ? )

Vocabulary

xml.data

Inputs and outputs

object	an object
?	a boolean

Word description

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

Definition

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

IN: xml.data

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