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Generalize io for Arc #130675

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Generalize io for Arc #130675

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15 changes: 12 additions & 3 deletions library/std/src/fs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -952,7 +952,10 @@ impl Seek for File {
}

#[stable(feature = "io_traits_arc", since = "1.73.0")]
impl Read for Arc<File> {
impl<T: ?Sized> Read for Arc<T>
where
for<'a> &'a T: Read,
{
fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
(&**self).read(buf)
}
Expand All @@ -974,7 +977,10 @@ impl Read for Arc<File> {
}
}
#[stable(feature = "io_traits_arc", since = "1.73.0")]
impl Write for Arc<File> {
impl<T: ?Sized> Write for Arc<T>
where
for<'a> &'a T: Write,
{
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
(&**self).write(buf)
}
Expand All @@ -991,7 +997,10 @@ impl Write for Arc<File> {
}
}
#[stable(feature = "io_traits_arc", since = "1.73.0")]
impl Seek for Arc<File> {
impl<T: ?Sized> Seek for Arc<T>
where
for<'a> &'a T: Seek,
{
fn seek(&mut self, pos: SeekFrom) -> io::Result<u64> {
(&**self).seek(pos)
}
Expand Down