musli/value/
error.rs

1use core::fmt;
2
3use super::type_hint::{NumberHint, TypeHint};
4
5crate::macros::implement_error! {
6    /// Error raised during wire encoding.
7    pub struct Error;
8}
9
10/// Errors specifically produced by value decoding.
11#[derive(Debug)]
12#[non_exhaustive]
13#[allow(missing_docs)]
14pub(crate) enum ErrorMessage {
15    ArrayOutOfBounds,
16    ExpectedPackValue,
17    ExpectedEmpty(TypeHint),
18    ExpectedBool(TypeHint),
19    ExpectedChar(TypeHint),
20    ExpectedNumber(NumberHint, TypeHint),
21    ExpectedMapValue,
22    ExpectedBytes(TypeHint),
23    ExpectedString(TypeHint),
24    ExpectedStringAsNumber,
25    ExpectedSequence(TypeHint),
26    ExpectedPack(TypeHint),
27    ExpectedMap(TypeHint),
28    ExpectedVariant(TypeHint),
29}
30
31impl fmt::Display for ErrorMessage {
32    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
33        match self {
34            ErrorMessage::ArrayOutOfBounds => {
35                write!(
36                    f,
37                    "Value buffer tried to decode array that is out-of-bounds"
38                )
39            }
40            ErrorMessage::ExpectedPackValue => write!(f, "Value buffer expected pack value"),
41            ErrorMessage::ExpectedEmpty(hint) => {
42                write!(f, "Value buffer expected empty, but found {hint}")
43            }
44            ErrorMessage::ExpectedBool(hint) => {
45                write!(f, "Value buffer expected boolean, but found {hint}")
46            }
47            ErrorMessage::ExpectedChar(hint) => {
48                write!(f, "Value buffer expected character, but found {hint}")
49            }
50            ErrorMessage::ExpectedNumber(number, hint) => {
51                write!(f, "Value buffer expected {number}, but found {hint}")
52            }
53            ErrorMessage::ExpectedMapValue => write!(f, "Value buffer expected map value"),
54            ErrorMessage::ExpectedBytes(hint) => {
55                write!(f, "Value buffer expected bytes, but found {hint}")
56            }
57            ErrorMessage::ExpectedString(hint) => {
58                write!(f, "Value buffer expected string, but found {hint}")
59            }
60            ErrorMessage::ExpectedStringAsNumber => {
61                write!(f, "Value buffer expected string containing number")
62            }
63            ErrorMessage::ExpectedSequence(hint) => {
64                write!(f, "Value buffer expected sequence, but found {hint}")
65            }
66            ErrorMessage::ExpectedPack(hint) => {
67                write!(f, "Value buffer expected pack of bytes, but found {hint}")
68            }
69            ErrorMessage::ExpectedMap(hint) => {
70                write!(f, "Value buffer expected map, but found {hint}")
71            }
72            ErrorMessage::ExpectedVariant(hint) => {
73                write!(f, "Value buffer expected variant, but found {hint}")
74            }
75        }
76    }
77}
musli/value/error.rs

musli/value/
error.rs
