bad-superclass ( class -- * ) - Factor Documentation

bad-superclass ( class -- * )

Vocabulary
classes .tuple

Error description
Thrown if an attempt is made to subclass a class that is not a tuple class, or a tuple class declared final .

Definition

IN: classes.tuple

ERROR: bad-superclass class ;

Methods

USING: classes.tuple kernel summary ;

M: bad-superclass summary
drop
"Tuple classes can only inherit from non-final tuple classes"
;