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open Basetypes
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(* Module to manipulate set of active states.
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It relies on sets of path to represent active ones.
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*)
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(*******************************)
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module Vars =
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struct
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include Set.Make (struct type t = path_t let compare = compare end)
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let pp_set fmt rho =
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Format.fprintf fmt "@[<v 0>%a@ @]"
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(Utils.fprintf_list ~sep:"@ "
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(fun fmt p -> Format.fprintf fmt "%a" pp_path p))
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(elements rho)
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end
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module Env =
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struct
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include Map.Make (struct type t = path_t let compare = compare end)
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let from_set s default =
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Vars.fold (fun e m -> add e default m ) s empty
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let find a b =
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try
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find a b
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with Not_found -> (
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Format.printf "Looking for %a@." pp_path a ;
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raise Not_found
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)
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let keys a =
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fold (fun key _ -> Vars.add key) a Vars.empty
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let pp_env fmt rho =
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Format.fprintf fmt "@[<v 0>%a@ @]"
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(Utils.fprintf_list ~sep:"@ "
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(fun fmt (p,b) -> Format.fprintf fmt "%a -> %b" pp_path p b))
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(bindings rho)
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end
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