Source file `metadata.ml`

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(*****************************************************************************)
(*                                                                           *)
(*  Copyright (C) 2024 Yves Ndiaye                                           *)
(*                                                                           *)
(* This Source Code Form is subject to the terms of the Mozilla Public       *)
(* License, v. 2.0. If a copy of the MPL was not distributed with this       *)
(* file, You can obtain one at https://mozilla.org/MPL/2.0/.                 *)
(*                                                                           *)
(*****************************************************************************)

type entry = { attributes : (string * string) list; value : string option }
type entries = (string * entry) list

let title t = Option.bind (List.assoc_opt "title" t) (fun { value; _ } -> value)

let language t =
  Option.bind (List.assoc_opt "language" t) (fun { value; _ } -> value)

let author t =
  Option.bind (List.assoc_opt "author" t) (fun { value; _ } -> value)