87 lines
1.4 KiB
Rust
87 lines
1.4 KiB
Rust
use std::fmt;
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use std::error;
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use std::ffi;
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use std::io;
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use nix;
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#[cfg(feature = "udev")]
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use udev;
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/// UInput error.
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#[derive(Debug)]
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pub enum Error {
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/// System errors.
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Nix(nix::Error),
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/// Errors with internal nulls in names.
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Nul(ffi::NulError),
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#[cfg(feature = "udev")]
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/// Errors coming from udev.
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Udev(udev::Error),
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Io(io::Error),
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/// The uinput file could not be found.
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NotFound,
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/// error reading input_event
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ShortRead,
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}
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impl From<ffi::NulError> for Error {
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fn from(value: ffi::NulError) -> Self {
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Error::Nul(value)
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}
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}
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impl From<nix::Error> for Error {
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fn from(value: nix::Error) -> Self {
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Error::Nix(value)
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}
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}
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#[cfg(feature = "udev")]
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impl From<udev::Error> for Error {
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fn from(value: udev::Error) -> Self {
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Error::Udev(value)
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}
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}
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impl From<io::Error> for Error {
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fn from(value: io::Error) -> Self {
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Error::Io(value)
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}
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
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f.write_str(error::Error::description(self))
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}
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}
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impl error::Error for Error {
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fn description(&self) -> &str {
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match self {
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&Error::Nix(ref err) =>
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err.description(),
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&Error::Nul(ref err) =>
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err.description(),
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#[cfg(feature = "udev")]
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&Error::Udev(ref err) =>
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err.description(),
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&Error::Io(ref err) =>
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err.description(),
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&Error::NotFound =>
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"Device not found.",
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&Error::ShortRead =>
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"Error while reading from device file.",
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}
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}
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}
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