ligo/src/lib_data_encoding/binary_error.ml
2018-05-25 14:41:27 +02:00

73 lines
2.7 KiB
OCaml

(**************************************************************************)
(* *)
(* Copyright (c) 2014 - 2018. *)
(* Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
(* *)
(* All rights reserved. No warranty, explicit or implicit, provided. *)
(* *)
(**************************************************************************)
type read_error =
| Not_enough_data
| Extra_bytes
| No_case_matched
| Unexpected_tag of int
| Invalid_size of int
| Invalid_int of { min : int ; v : int ; max : int }
| Invalid_float of { min : float ; v : float ; max : float }
| Trailing_zero
| Size_limit_exceeded
let pp_read_error ppf = function
| Not_enough_data ->
Format.fprintf ppf "Not enough data"
| Extra_bytes ->
Format.fprintf ppf "Extra bytes"
| No_case_matched ->
Format.fprintf ppf "No case matched"
| Unexpected_tag tag ->
Format.fprintf ppf "Unexpected tag %d" tag
| Invalid_size sz ->
Format.fprintf ppf "Invalid size %d" sz
| Invalid_int { min ; v ; max} ->
Format.fprintf ppf "Invalid int (%d <= %d <= %d) " min v max
| Invalid_float { min ; v ; max} ->
Format.fprintf ppf "Invalid float (%f <= %f <= %f) " min v max
| Trailing_zero ->
Format.fprintf ppf "Trailing zero in Z"
| Size_limit_exceeded ->
Format.fprintf ppf "Size limit exceeded"
exception Read_error of read_error
type write_error =
| Size_limit_exceeded
| No_case_matched
| Invalid_int of { min : int ; v : int ; max : int }
| Invalid_float of { min : float ; v : float ; max : float }
| Invalid_bytes_length of { expected : int ; found : int }
| Invalid_string_length of { expected : int ; found : int }
| Invalid_natural
let pp_write_error ppf = function
| Size_limit_exceeded ->
Format.fprintf ppf "Size limit exceeded"
| No_case_matched ->
Format.fprintf ppf "No case matched"
| Invalid_int { min ; v ; max} ->
Format.fprintf ppf "Invalid int (%d <= %d <= %d) " min v max
| Invalid_float { min ; v ; max} ->
Format.fprintf ppf "Invalid float (%f <= %f <= %f) " min v max
| Invalid_bytes_length { expected ; found } ->
Format.fprintf ppf
"Invalid bytes length (expected: %d ; found %d)"
expected found
| Invalid_string_length { expected ; found } ->
Format.fprintf ppf
"Invalid string length (expected: %d ; found %d)"
expected found
| Invalid_natural ->
Format.fprintf ppf "Negative natural"
exception Write_error of write_error