Add std::io::IoSlice::as_slice
method
#124680
Closed
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Fixes #124659.
This allows getting a slice with the same lifetime as the wrapped bytes.
This works as the
IoSlice
is essentially just a transparent wrapper around&'a [u8]
, but with a different layout. Since&[u8]
implementsCopy
, this is essentially the same as just copying that&[u8]
out of theIoSlice
.