libyaml/
emitter_error.rs

1use std::error;
2use std::fmt;
3use std::io;
4
5use crate::EventError;
6
7/// Error returned from [`Emitter`] methods.
8///
9/// [`Emitter`]: struct.Emitter.html
10#[derive(Debug)]
11pub enum EmitterError {
12    /// I/O error.
13    IoError(io::Error),
14
15    /// LibYAML error.
16    LibYamlError,
17}
18
19impl From<EventError> for EmitterError {
20    fn from(_: EventError) -> Self {
21        Self::LibYamlError
22    }
23}
24
25impl fmt::Display for EmitterError {
26    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
27        write!(f, "YAML emitter error")
28    }
29}
30
31impl error::Error for EmitterError {
32    fn source(&self) -> Option<&(dyn error::Error + 'static)> {
33        match self {
34            Self::IoError(io_error) => Some(io_error),
35            Self::LibYamlError => None,
36        }
37    }
38}
libyaml/emitter_error.rs

libyaml/
emitter_error.rs
