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use derive_more::{AsMut, AsRef, Deref, DerefMut, From, FromStr};
use std::{
ffi::{OsStr, OsString},
fmt::{Debug, Display, Error, Formatter},
};
#[derive(
Debug,
Default,
Clone,
Copy,
PartialEq,
Eq,
PartialOrd,
Ord,
AsMut,
AsRef,
Deref,
DerefMut,
From,
FromStr,
)]
pub struct OsStringDisplay<Inner = OsString>(pub Inner)
where
Inner: AsRef<OsStr> + Debug;
impl<Inner> OsStringDisplay<Inner>
where
Inner: AsRef<OsStr> + Debug,
{
#[inline]
pub fn inner(&self) -> &Inner {
&self.0
}
#[inline]
pub fn as_os_str(&self) -> &OsStr {
self.inner().as_ref()
}
}
impl OsStringDisplay {
#[inline]
pub fn os_string_from(source: impl Into<OsString>) -> Self {
source.into().into()
}
}
impl<Inner> AsRef<OsStr> for OsStringDisplay<Inner>
where
Inner: AsRef<OsStr> + Debug,
{
fn as_ref(&self) -> &OsStr {
self.as_os_str()
}
}
impl<Inner> Display for OsStringDisplay<Inner>
where
Inner: AsRef<OsStr> + Debug,
{
fn fmt(&self, formatter: &mut Formatter<'_>) -> Result<(), Error> {
let inner = self.as_os_str();
if let Some(utf8) = inner.to_str() {
write!(formatter, "{}", utf8)
} else {
write!(formatter, "{:?}", inner)
}
}
}