1use std::{fmt, error};
7
8#[derive(Debug, Clone)]
9pub struct ParseError;
10
11impl fmt::Display for ParseError {
12 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
13 write!(f, "Unable to parse command")
14 }
15}
16
17impl error::Error for ParseError {
18 fn description(&self) -> &str {
19 "Unable to parse command"
20 }
21
22 fn cause(&self) -> Option<&error::Error> {
23 None
24 }
25}
26
27#[derive(Debug, Clone)]
28pub struct StorageError(pub String);
29
30impl fmt::Display for StorageError {
31 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
32 write!(f, "{}", self.0)
33 }
34}
35
36impl error::Error for StorageError {
37 fn description(&self) -> &str {
38 self.0.as_ref()
39 }
40
41 fn cause(&self) -> Option<&error::Error> {
42 None
43 }
44}