use alloc::{boxed::Box, string::String};
pub trait Error: core::fmt::Debug + core::fmt::Display{}
impl<E: Error> Error for Box<E>{}
impl<E: Error+Send+Sync+'static> From<E> for Box<dyn Error+Send+Sync>{
fn from(err: E) -> Self{
Box::new(err)
}
}
impl From<String> for Box<dyn Error+Send+Sync>{
fn from(s: String) -> Self{
pub struct WrappedError(String);
impl core::fmt::Debug for WrappedError{
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
self.0.fmt(f)
}
}
impl core::fmt::Display for WrappedError{
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
self.0.fmt(f)
}
}
impl Error for WrappedError{}
Box::new(WrappedError(s))
}
}
impl From<&'static str> for Box<dyn Error+Send+Sync>{
fn from(s: &'static str) -> Self{
pub struct WrappedError(&'static str);
impl core::fmt::Debug for WrappedError{
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
self.0.fmt(f)
}
}
impl core::fmt::Display for WrappedError{
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
self.0.fmt(f)
}
}
impl Error for WrappedError{}
Box::new(WrappedError(s))
}
}