Handbook
Glossary
invaders-gadget? ( object -- ? )
Vocabulary
roms
.
space-invaders
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
invaders-gadget
class.
Definition
USING:
classes.tuple.private
;
IN:
roms.space-invaders
:
invaders-gadget?
( object -- ? )
\
invaders-gadget
11
tuple-instance?
;