| Literal of literal
| Layout of layout_pattern
+
| Magic of magic_term
| Variable of pattern_variable
|+ column separator, row separator +| *)
| Sqrt of term
| Root of term * term (* argument, index *)
-(* | Break *)
+ | Break
| Box of box_spec * term list
and magic_term =
(* level 1 magics *)
- | List0 of term * literal option
- | List1 of term * literal option
+ | List0 of term * literal option (* pattern, separator *)
+ | List1 of term * literal option (* pattern, separator *)
| Opt of term
(* level 2 magics *)
| Fold of fold_kind * term * string list * term
(* base case pattern, recursive case bound names, recursive case pattern *)
| Default of term * term (* "some" case pattern, "none" case pattern *)
+ | Fail
+ | If of term * term * term (* test, pattern if true, pattern if false *)
and pattern_variable =
(* level 1 and 2 variables *)
(* level 1 pattern, associativity, precedence, level 2 pattern *)
| Interpretation of (string * argument_pattern list) * cic_appl_pattern
| Render of UriManager.uri
+ | Dump (* dump grammar *)