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tests
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ui
/
fallback-impl-with-display.rs
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use
std
::
fmt
::{
self
,
Display
};
use
thiserror
::
Error
;
#[
derive
(
Error
,
Debug
)]
#[
error
]
pub
struct
MyError
;
impl
Display
for
MyError
{
fn
fmt
(&
self
,
_formatter
:
&
mut
fmt
::
Formatter
)
->
fmt
::
Result
{
unimplemented
!()
}
}
fn
main
()
{}