1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
#[cfg(feature = "backtraces")]
use std::backtrace::Backtrace;
use std::fmt::Debug;
use thiserror::Error;
#[cfg(not(target_arch = "wasm32"))]
use cosmwasm_crypto::CryptoError;
#[derive(Error, Debug)]
pub enum VerificationError {
#[error("Batch error")]
BatchErr,
#[error("Generic error")]
GenericErr,
#[error("Invalid hash format")]
InvalidHashFormat,
#[error("Invalid signature format")]
InvalidSignatureFormat,
#[error("Invalid public key format")]
InvalidPubkeyFormat,
#[error("Invalid recovery parameter. Supported values: 0 and 1.")]
InvalidRecoveryParam,
#[error("Unknown error: {error_code}")]
UnknownErr {
error_code: u32,
#[cfg(feature = "backtraces")]
backtrace: Backtrace,
},
}
impl VerificationError {
pub fn unknown_err(error_code: u32) -> Self {
VerificationError::UnknownErr {
error_code,
#[cfg(feature = "backtraces")]
backtrace: Backtrace::capture(),
}
}
}
impl PartialEq<VerificationError> for VerificationError {
fn eq(&self, rhs: &VerificationError) -> bool {
match self {
VerificationError::BatchErr => matches!(rhs, VerificationError::BatchErr),
VerificationError::GenericErr => matches!(rhs, VerificationError::GenericErr),
VerificationError::InvalidHashFormat => {
matches!(rhs, VerificationError::InvalidHashFormat)
}
VerificationError::InvalidPubkeyFormat => {
matches!(rhs, VerificationError::InvalidPubkeyFormat)
}
VerificationError::InvalidSignatureFormat => {
matches!(rhs, VerificationError::InvalidSignatureFormat)
}
VerificationError::InvalidRecoveryParam => {
matches!(rhs, VerificationError::InvalidRecoveryParam)
}
VerificationError::UnknownErr { error_code, .. } => {
if let VerificationError::UnknownErr {
error_code: rhs_error_code,
..
} = rhs
{
error_code == rhs_error_code
} else {
false
}
}
}
}
}
#[cfg(not(target_arch = "wasm32"))]
impl From<CryptoError> for VerificationError {
fn from(original: CryptoError) -> Self {
match original {
CryptoError::InvalidHashFormat { .. } => VerificationError::InvalidHashFormat,
CryptoError::InvalidPubkeyFormat { .. } => VerificationError::InvalidPubkeyFormat,
CryptoError::InvalidSignatureFormat { .. } => VerificationError::InvalidSignatureFormat,
CryptoError::GenericErr { .. } => VerificationError::GenericErr,
CryptoError::InvalidRecoveryParam { .. } => VerificationError::InvalidRecoveryParam,
CryptoError::BatchErr { .. } => VerificationError::BatchErr,
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn unknown_err_works() {
let error = VerificationError::unknown_err(123);
match error {
VerificationError::UnknownErr { error_code, .. } => assert_eq!(error_code, 123),
_ => panic!("wrong error type!"),
}
}
}