- | Change of loc * 'term * 'term * 'ident option (* what, with what, where *)
- | Change_pattern of loc * 'term pattern * 'term * 'ident option
- (* what, with what, where *)
+ | Auto of loc * int option * int option (* depth, width *)
+ | Change of loc * 'term * 'term * ('term,'ident) pattern (* what, with what, where *)
+ | Clear of loc * 'ident
+ | ClearBody of loc * 'ident
+ | Compare of loc * 'term
+ | Constructor of loc * int