ssh_transfer/
error.rs

1use base64::DecodeError;
2use std::fmt::{self, Display, Formatter};
3
4#[derive(Debug)]
5pub enum Error {
6  Base64DecodingError(base64::DecodeError),
7  IoError(std::io::Error),
8  RegexError(regex::Error),
9  SshError(ssh2::Error),
10
11  AuthenticationError(String),
12  KnownHostCheckError(String),
13  KnownHostParsingError(String),
14  SftpError(String),
15}
16
17pub type Result<T> = std::result::Result<T, Error>;
18
19impl std::error::Error for Error {}
20
21impl Display for Error {
22  fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
23    match self {
24      Error::Base64DecodingError(error) => write!(f, "Base64 error: {}", error),
25      Error::IoError(error) => write!(f, "IO error: {}", error),
26      Error::RegexError(error) => write!(f, "Regex error: {}", error),
27      Error::SshError(error) => write!(f, "SSH error: {}", error),
28      Error::AuthenticationError(error) => write!(f, "Authentication failure: {}", error),
29      Error::KnownHostCheckError(error) => write!(f, "Known host check failure: {}", error),
30      Error::KnownHostParsingError(error) => write!(f, "Known host parsing error: {}", error),
31      Error::SftpError(error) => write!(f, "SFTP error: {}", error),
32    }
33  }
34}
35
36impl From<std::io::Error> for Error {
37  fn from(error: std::io::Error) -> Self {
38    Error::IoError(error)
39  }
40}
41
42impl From<ssh2::Error> for Error {
43  fn from(error: ssh2::Error) -> Self {
44    Error::SshError(error)
45  }
46}
47
48impl From<base64::DecodeError> for Error {
49  fn from(error: DecodeError) -> Self {
50    Error::Base64DecodingError(error)
51  }
52}
53
54impl From<regex::Error> for Error {
55  fn from(error: regex::Error) -> Self {
56    Error::RegexError(error)
57  }
58}
59
60impl From<Error> for std::io::Error {
61  fn from(error: Error) -> Self {
62    use std::io::ErrorKind;
63    match error {
64      Error::Base64DecodingError(error) => {
65        std::io::Error::new(ErrorKind::Other, format!("Base64: {}", error))
66      }
67      Error::IoError(error) => error,
68      Error::RegexError(error) => {
69        std::io::Error::new(ErrorKind::Other, format!("Regex: {}", error))
70      }
71      Error::SshError(error) => std::io::Error::new(ErrorKind::Other, format!("SSH: {}", error)),
72      Error::AuthenticationError(error) => {
73        std::io::Error::new(ErrorKind::Other, format!("Auth: {}", error))
74      }
75      Error::KnownHostCheckError(error) | Error::KnownHostParsingError(error) => {
76        std::io::Error::new(ErrorKind::Other, format!("Host: {}", error))
77      }
78      Error::SftpError(error) => std::io::Error::new(ErrorKind::Other, format!("SFTP: {}", error)),
79    }
80  }
81}