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

use crate::*;

use thiserror::Error;

#[derive(Debug, Error)]
pub enum ImageError {
    #[error("Unknown Image Error")]
    Unknown,

    #[error(transparent)]
    CommonError(#[from] CommonError),
}

impl From<ImageError> for CommonError {
    fn from(e: ImageError) -> Self {
        e.into()
    }
}

impl From<::image::ImageError> for ImageError {
    fn from(err: ::image::ImageError) -> Self {
        match err {
            ::image::ImageError::Decoding(_) => ImageError::Unknown,
            ::image::ImageError::Encoding(_) => ImageError::Unknown,
            ::image::ImageError::Parameter(_) => ImageError::Unknown,
            ::image::ImageError::Limits(_) => ImageError::Unknown,
            ::image::ImageError::Unsupported(_) => ImageError::Unknown,
            ::image::ImageError::IoError(e) => CommonError::IOError(e).into(),
        }
    }
}

impl From<std::io::Error> for ImageError {
    fn from(err: std::io::Error) -> Self {
        ImageError::CommonError(CommonError::IOError(err))
    }
}