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

//! Error and result type for file transport

use futures::io;

/// An enum of all error kinds.
#[derive(thiserror::Error, Debug)]
pub enum Error {
    /// Internal client error
    #[error("client error: {0}")]
    Client(&'static str),
    /// IO error
    #[error("io error: {0}")]
    Io(#[from] io::Error),
    /// JSON serialization error
    #[error("serialization error: {0}")]
    JsonSerialization(#[from] serde_json::Error),
}

impl From<&'static str> for Error {
    fn from(string: &'static str) -> Error {
        Error::Client(string)
    }
}

/// SMTP result type
pub type FileResult = Result<(), Error>;