invalid-length? ( object -- ? )

Vocabulary

progress-bars

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the invalid-length class.

Definition

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

IN: progress-bars

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