84 lines
1.9 KiB
Rust
84 lines
1.9 KiB
Rust
use crate::StdError;
|
|
use core::fmt::{self, Debug, Display};
|
|
|
|
#[cfg(any(feature = "std", not(anyhow_no_core_error)))]
|
|
use alloc::boxed::Box;
|
|
|
|
#[cfg(error_generic_member_access)]
|
|
use core::error::Request;
|
|
|
|
#[repr(transparent)]
|
|
pub struct MessageError<M>(pub M);
|
|
|
|
impl<M> Debug for MessageError<M>
|
|
where
|
|
M: Display + Debug,
|
|
{
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
Debug::fmt(&self.0, f)
|
|
}
|
|
}
|
|
|
|
impl<M> Display for MessageError<M>
|
|
where
|
|
M: Display + Debug,
|
|
{
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
Display::fmt(&self.0, f)
|
|
}
|
|
}
|
|
|
|
impl<M> StdError for MessageError<M> where M: Display + Debug + 'static {}
|
|
|
|
#[repr(transparent)]
|
|
pub struct DisplayError<M>(pub M);
|
|
|
|
impl<M> Debug for DisplayError<M>
|
|
where
|
|
M: Display,
|
|
{
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
Display::fmt(&self.0, f)
|
|
}
|
|
}
|
|
|
|
impl<M> Display for DisplayError<M>
|
|
where
|
|
M: Display,
|
|
{
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
Display::fmt(&self.0, f)
|
|
}
|
|
}
|
|
|
|
impl<M> StdError for DisplayError<M> where M: Display + 'static {}
|
|
|
|
#[cfg(any(feature = "std", not(anyhow_no_core_error)))]
|
|
#[repr(transparent)]
|
|
pub struct BoxedError(pub Box<dyn StdError + Send + Sync>);
|
|
|
|
#[cfg(any(feature = "std", not(anyhow_no_core_error)))]
|
|
impl Debug for BoxedError {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
Debug::fmt(&self.0, f)
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "std", not(anyhow_no_core_error)))]
|
|
impl Display for BoxedError {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
Display::fmt(&self.0, f)
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "std", not(anyhow_no_core_error)))]
|
|
impl StdError for BoxedError {
|
|
fn source(&self) -> Option<&(dyn StdError + 'static)> {
|
|
self.0.source()
|
|
}
|
|
|
|
#[cfg(error_generic_member_access)]
|
|
fn provide<'a>(&'a self, request: &mut Request<'a>) {
|
|
self.0.provide(request);
|
|
}
|
|
}
|