- The default behaviour is to choose the most specific metaclass of any of
- the direct superclasses of CLASS, or to signal an error if that failed."))
+ Signal an appropriate continuable error, possibly protected by
+ `finalization-error'.
+
+ The initializer might come either from the SLOT's defining class (which it
+ already knows), or from the prospective instance CLASS, of which the
+ defining class will be (a superclass of) the metaclass. Or, if the slot
+ is magical, then the initial value might come from somewhere else and it
+ might be forbidden for a programmer to set it explicitly."))