pdf-ref? ( object -- ? )

Vocabulary

pdf.layout

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the pdf-ref class.

Definition

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

IN: pdf.layout

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