-
-module EnvironmentP3 =
- struct
- type t = environment
- let empty = ""
-
- let to_string env =
- Environment.fold
- (fun i v s ->
- match i with
- | Id id ->s ^ Printf.sprintf "alias %s %s\n" id (fst v)
- | _ -> "")
- env ""
-
- let of_string inputtext =
- let regexpr =
- let alfa = "[a-zA-Z_-]" in
- let digit = "[0-9]" in
- let ident = alfa ^ "\(" ^ alfa ^ "\|" ^ digit ^ "\)*" in
- let blanks = "\( \|\t\|\n\)+" in
- let nonblanks = "[^ \t\n]+" in
- let uri = "/\(" ^ ident ^ "/\)*" ^ nonblanks in (* not very strict check *)
- Str.regexp
- ("alias" ^ blanks ^ "\(" ^ ident ^ "\)" ^ blanks ^ "\(" ^ uri ^ "\)")
- in
- let rec aux n =
- try
- let n' = Str.search_forward regexpr inputtext n in
- let id = Id (Str.matched_group 2 inputtext) in
- let uri = "cic:" ^ (Str.matched_group 5 inputtext) in
- let resolve_id = aux (n' + 1) in
- if Environment.mem id resolve_id then
- resolve_id
- else
- let term =
- HelmLibraryObjects.term_of_uri (UriManager.uri_of_string uri)
- in
- (Environment.add id (uri, (fun _ _ _ -> term))
- resolve_id)
- with
- Not_found -> Environment.empty
- in
- aux 0
- end