unikernel/duniverse/ocaml-re/lib/view.mli

@@ -0,0 +1,58 @@
+(** A view of the top-level of a regex. This type is unstable and may change *)
+
+module Cset : sig
+  type t = Cset.t
+
+  module Range : sig
+    type t
+
+    val first : t -> Char.t
+    val last : t -> Char.t
+  end
+
+  val view : t -> Range.t list
+end
+
+module Sem : sig
+  type t =
+    [ `Longest
+    | `Shortest
+    | `First
+    ]
+end
+
+module Rep_kind : sig
+  type t =
+    [ `Greedy
+    | `Non_greedy
+    ]
+end
+
+type t =
+  | Set of Cset.t
+  | Sequence of Ast.t list
+  | Alternative of Ast.t list
+  | Repeat of Ast.t * int * int option
+  | Beg_of_line
+  | End_of_line
+  | Beg_of_word
+  | End_of_word
+  | Not_bound
+  | Beg_of_str
+  | End_of_str
+  | Last_end_of_line
+  | Start
+  | Stop
+  | Sem of Sem.t * Ast.t
+  | Sem_greedy of Rep_kind.t * Ast.t
+  | Group of string option * Ast.t
+  | No_group of Ast.t
+  | Nest of Ast.t
+  | Case of Ast.t
+  | No_case of Ast.t
+  | Intersection of Ast.t list
+  | Complement of Ast.t list
+  | Difference of Ast.t * Ast.t
+  | Pmark of Pmark.t * Ast.t
+
+val view : Ast.t -> t