55 lines
2.6 KiB
OCaml
55 lines
2.6 KiB
OCaml
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(*****************************************************************************)
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(* *)
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(* Open Source License *)
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(* Copyright (c) 2018 Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
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(* *)
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(* Permission is hereby granted, free of charge, to any person obtaining a *)
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(* copy of this software and associated documentation files (the "Software"),*)
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(* to deal in the Software without restriction, including without limitation *)
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(* the rights to use, copy, modify, merge, publish, distribute, sublicense, *)
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(* and/or sell copies of the Software, and to permit persons to whom the *)
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(* Software is furnished to do so, subject to the following conditions: *)
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(* *)
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(* The above copyright notice and this permission notice shall be included *)
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(* in all copies or substantial portions of the Software. *)
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(* *)
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(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
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(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *)
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(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *)
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(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
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(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *)
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(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *)
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(* DEALINGS IN THE SOFTWARE. *)
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(* *)
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(*****************************************************************************)
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include Time
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type time = t
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type error += Timestamp_add (* `Permanent *)
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let () =
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register_error_kind
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`Permanent
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~id:"timestamp_add"
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~title:"Timestamp add"
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~description:"Overflow when adding timestamps."
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~pp:(fun ppf () ->
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Format.fprintf ppf "Overflow when adding timestamps.")
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Data_encoding.empty
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(function Timestamp_add -> Some () | _ -> None)
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(fun () -> Timestamp_add)
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let of_seconds s =
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try Some (of_seconds (Int64.of_string s))
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with _ -> None
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let to_seconds = to_seconds
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let to_seconds_string s = Int64.to_string (to_seconds s)
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let pp = pp_hum
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let (+?) x y =
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(* TODO check overflow *)
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try ok (add x (Period_repr.to_seconds y))
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with _exn -> Error [ Timestamp_add ]
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