calamine/
errors.rs

1//! A module to provide a convenient wrapper around all error types
2
3/// A struct to handle any error and a message
4#[derive(Debug)]
5pub enum Error {
6    /// IO error
7    Io(std::io::Error),
8
9    /// Ods specific error
10    Ods(crate::ods::OdsError),
11    /// xls specific error
12    Xls(crate::xls::XlsError),
13    /// xlsb specific error
14    Xlsb(crate::xlsb::XlsbError),
15    /// xlsx specific error
16    Xlsx(crate::xlsx::XlsxError),
17    /// vba specific error
18    Vba(crate::vba::VbaError),
19    /// cfb specific error
20    De(crate::de::DeError),
21
22    /// General error message
23    Msg(&'static str),
24}
25
26from_err!(std::io::Error, Error, Io);
27from_err!(crate::ods::OdsError, Error, Ods);
28from_err!(crate::xls::XlsError, Error, Xls);
29from_err!(crate::xlsb::XlsbError, Error, Xlsb);
30from_err!(crate::xlsx::XlsxError, Error, Xlsx);
31from_err!(crate::vba::VbaError, Error, Vba);
32from_err!(crate::de::DeError, Error, De);
33from_err!(&'static str, Error, Msg);
34
35impl std::fmt::Display for Error {
36    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
37        match self {
38            Error::Io(e) => write!(f, "I/O error: {}", e),
39            Error::Ods(e) => write!(f, "Ods error: {}", e),
40            Error::Xls(e) => write!(f, "Xls error: {}", e),
41            Error::Xlsx(e) => write!(f, "Xlsx error: {}", e),
42            Error::Xlsb(e) => write!(f, "Xlsb error: {}", e),
43            Error::Vba(e) => write!(f, "Vba error: {}", e),
44            Error::De(e) => write!(f, "Deserializer error: {}", e),
45            Error::Msg(msg) => write!(f, "{}", msg),
46        }
47    }
48}
49
50impl std::error::Error for Error {
51    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
52        match self {
53            Error::Io(e) => Some(e),
54            Error::Ods(e) => Some(e),
55            Error::Xls(e) => Some(e),
56            Error::Xlsb(e) => Some(e),
57            Error::Xlsx(e) => Some(e),
58            Error::Vba(e) => Some(e),
59            Error::De(e) => Some(e),
60            Error::Msg(_) => None,
61        }
62    }
63}
calamine/errors.rs

calamine/
errors.rs
