-(defmethod guess-metaclass ((class sod-class))
- "Default metaclass-guessing function for classes.
-
- Return the most specific metaclass of any of the CLASS's direct
- superclasses."
- (do ((supers (sod-class-direct-superclasses class) (cdr supers))
- (meta nil (let ((candidate (sod-class-metaclass (car supers))))
- (cond ((null meta) candidate)
- ((sod-subclass-p meta candidate) meta)
- ((sod-subclass-p candidate meta) candidate)
- (t (error "Unable to choose metaclass for `~A'"
- class))))))
- ((endp supers) meta)))
-