rd_interface/
error.rs

1use std::io;
2use thiserror::Error;
3
4/// Errors in this crate.
5#[derive(Debug, Error)]
6pub enum Error {
7    #[error("IO error")]
8    IO(#[from] io::Error),
9    #[error("Not implemented")]
10    NotImplemented,
11    #[error("Config error {0}")]
12    Config(#[from] serde_json::Error),
13    #[error("Aborted by user")]
14    AbortedByUser,
15    #[error("Context error: {0:?}")]
16    Context(#[from] crate::context::Error),
17    #[error("{0:?}")]
18    Other(Box<dyn std::error::Error + Send + Sync + 'static>),
19}
20pub type Result<T, E = Error> = std::result::Result<T, E>;
21pub const NOT_IMPLEMENTED: Error = Error::NotImplemented;
22
23pub fn map_other(e: impl std::error::Error + Send + Sync + 'static) -> Error {
24    Error::Other(e.into())
25}
26
27impl From<Error> for io::Error {
28    fn from(e: Error) -> Self {
29        match e {
30            Error::IO(e) => e,
31            e => io::Error::new(io::ErrorKind::Other, e),
32        }
33    }
34}
35
36impl Error {
37    pub fn is_aborted(&self) -> bool {
38        match self {
39            Error::AbortedByUser => true,
40            _ => false,
41        }
42    }
43    pub fn is_addr_in_use(&self) -> bool {
44        match self {
45            Error::IO(e) => e.kind() == io::ErrorKind::AddrInUse,
46            _ => false,
47        }
48    }
49}