a self.method! returning a changing self attributes

U

Une Bévue

say, i've a class "Clazz" i've a method #revert_to_saved
who returns a revert to saved instance of Clazz BUT i want to implement
also
#revert_to_saved!

that is having all self attributes modified to the revert to saved
instance of Clazz at once...

then, how, could I modify self ?
 

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