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use static_assertions::assert_impl_all;
use std::{convert::Infallible, error, fmt};
use zvariant::Error as VariantError;
#[derive(Debug)]
#[allow(clippy::upper_case_acronyms)]
#[non_exhaustive]
pub enum Error {
Variant(VariantError),
InvalidBusName(String, String),
InvalidWellKnownName(String),
InvalidUniqueName(String),
InvalidInterfaceName(String),
InvalidMemberName(String),
InvalidErrorName(String),
}
assert_impl_all!(Error: Send, Sync, Unpin);
impl PartialEq for Error {
fn eq(&self, other: &Self) -> bool {
match (self, other) {
(Self::InvalidBusName(_, _), Self::InvalidBusName(_, _)) => true,
(Self::InvalidWellKnownName(_), Self::InvalidWellKnownName(_)) => true,
(Self::InvalidUniqueName(_), Self::InvalidUniqueName(_)) => true,
(Self::InvalidInterfaceName(_), Self::InvalidInterfaceName(_)) => true,
(Self::InvalidMemberName(_), Self::InvalidMemberName(_)) => true,
(Self::InvalidErrorName(_), Self::InvalidErrorName(_)) => true,
(Self::Variant(s), Self::Variant(o)) => s == o,
(_, _) => false,
}
}
}
impl error::Error for Error {
fn source(&self) -> Option<&(dyn error::Error + 'static)> {
match self {
Error::InvalidBusName(_, _) => None,
Error::InvalidWellKnownName(_) => None,
Error::InvalidUniqueName(_) => None,
Error::InvalidInterfaceName(_) => None,
Error::InvalidErrorName(_) => None,
Error::InvalidMemberName(_) => None,
Error::Variant(e) => Some(e),
}
}
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Error::Variant(e) => write!(f, "{}", e),
Error::InvalidBusName(unique_err, well_known_err) => {
write!(
f,
"Neither a valid unique ({}) nor a well-known ({}) bus name",
unique_err, well_known_err
)
}
Error::InvalidWellKnownName(s) => write!(f, "Invalid well-known bus name: {}", s),
Error::InvalidUniqueName(s) => write!(f, "Invalid unique bus name: {}", s),
Error::InvalidInterfaceName(s) => write!(f, "Invalid interface or error name: {}", s),
Error::InvalidErrorName(s) => write!(f, "Invalid interface or error name: {}", s),
Error::InvalidMemberName(s) => write!(f, "Invalid method or signal name: {}", s),
}
}
}
impl From<VariantError> for Error {
fn from(val: VariantError) -> Self {
Error::Variant(val)
}
}
impl From<Infallible> for Error {
fn from(i: Infallible) -> Self {
match i {}
}
}
pub type Result<T> = std::result::Result<T, Error>;