Handbook
Glossary
anonymous-complement-or ( first second -- class )
Vocabulary
classes
.
algebra
.
private
Inputs
first
an
object
second
an
object
Outputs
class
an
object
Definition
USING:
accessors
classes.algebra
kernel
;
IN:
classes.algebra.private
:
anonymous-complement-or
( first second -- class )
2dup
class>>
swap
class<=
[
2drop
object
]
[
classes>anonymous-union
]
if
;