cannot-annotate-twice? ( object -- ? )

Vocabulary

tools.annotations

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the cannot-annotate-twice class.

Definition

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

IN: tools.annotations

: cannot-annotate-twice? ( object -- ? )
    dup tuple?
    [ layout-of 7 slot \ cannot-annotate-twice eq? ] [ drop f ]
    if ;