vocab-prefix? ( object -- ? )

Vocabulary

vocabs.hierarchy

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the vocab-prefix class.

Definition

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

IN: vocabs.hierarchy

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