Revision 4f23283efc27bdf47f5f4eb2291bcf85523706d3 authored by Ilias Garnier on 18 July 2023, 12:08:17 UTC, committed by Ilias Garnier on 18 July 2023, 12:08:17 UTC
1 parent b868d92
helpers.ml
(*****************************************************************************)
(* *)
(* Open Source License *)
(* Copyright (c) 2023 Nomadic Labs <contact@nomadic-labs.com> *)
(* Copyright (c) 2023 Functori <contact@functori.com> *)
(* *)
(* Permission is hereby granted, free of charge, to any person obtaining a *)
(* copy of this software and associated documentation files (the "Software"),*)
(* to deal in the Software without restriction, including without limitation *)
(* the rights to use, copy, modify, merge, publish, distribute, sublicense, *)
(* and/or sell copies of the Software, and to permit persons to whom the *)
(* Software is furnished to do so, subject to the following conditions: *)
(* *)
(* The above copyright notice and this permission notice shall be included *)
(* in all copies or substantial portions of the Software. *)
(* *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *)
(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *)
(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *)
(* DEALINGS IN THE SOFTWARE. *)
(* *)
(*****************************************************************************)
let no_0x s =
if String.starts_with ~prefix:"0x" s then String.sub s 2 (String.length s - 2)
else s
let normalize s = String.lowercase_ascii @@ no_0x s
let u16_to_bytes n =
let bytes = Bytes.make 2 'a' in
Bytes.set_uint16_le bytes 0 n ;
Bytes.to_string bytes
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