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33 lines
1.3 KiB
OCaml
33 lines
1.3 KiB
OCaml
module Person = struct
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type name_t = string
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type address_t = string
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type t = { name: name_t; addresses: address_t list }
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let empty = { name = ""; addresses = [] }
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let compare = Stdlib.compare
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let name_to_string p = p.name
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let to_string p = List.fold_left (fun a e -> Printf.sprintf "%s <%s>" a e) p.name p.addresses
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let of_string s = match String.trim s with "" -> empty | s ->
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match Str.(split (regexp " *< *") s) with
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| [] -> empty
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| [n] -> let name = String.trim n in { empty with name }
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| n::adds ->
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let name = String.trim n in
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let addresses = List.map (fun f -> String.(sub f 0 (length f -1))) adds in
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{ name; addresses }
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end
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include Person
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module Set = struct
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include Set.Make(Person)
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let to_string ?(names_only=false) ?(pre="") ?(sep=", ") s =
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let str = if names_only then Person.name_to_string else Person.to_string in
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let j x a = match a, x with "",_ -> str x | _,x when x = Person.empty -> a | _ -> a^sep^str x in
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fold j s pre
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let of_string s = of_list (List.map Person.of_string (String_set.list_of_csv s))
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let of_stringset s = String_set.fold (fun e a -> union (of_string e) a) s empty
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let of_query q = of_stringset (fst q), of_stringset (snd q)
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let predicate (inc, exl) set = not (disjoint inc set) && disjoint exl set
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end
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