src/error.rs


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

#![forbid(unsafe_code)]

use crate::terminal::error::TerminalError;


#[derive(Debug)]
pub enum Error {
  IO(std::io::Error),
  Terminal(TerminalError),
}

impl std::error::Error for Error { }

impl std::fmt::Display for Error {
  fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
    match self {
      Error::IO(e) => e.fmt(f),
      Error::Terminal(e) => e.fmt(f),
    }
  }
}

impl From<()> for Error {
  fn from(_: ()) -> Error {
    unreachable!()
  }
}

impl From<std::io::Error> for Error {
  fn from(e: std::io::Error) -> Error {
    Error::IO(e)
  }
}

impl From<TerminalError> for Error {
  fn from(e: TerminalError) -> Error {
    Error::Terminal(e)
  }
}