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Generalize Write impl for Vec<u8> to Vec<u8, A>

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As discussed in the issue tracker for the wg-allocators working group[1], updating this implementation for allocator support was most likely just forgotten in the original PR.

[1]: https://github.com/rust-lang/wg-allocators/issues/86
This commit is contained in:
Joel Höner 2021-03-07 16:22:53 +01:00
parent 66ec64ccf3
commit ab8995bbca
1 changed files with 2 additions and 1 deletions
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3
library/std/src/io/impls.rs
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@ -1,6 +1,7 @@
#[cfg(test)]
mod tests;
use crate::alloc::Allocator;
use crate::cmp;
use crate::fmt;
use crate::io::{
@ -357,7 +358,7 @@ impl Write for &mut [u8] {
/// Write is implemented for `Vec<u8>` by appending to the vector.
/// The vector will grow as needed.
#[stable(feature = "rust1", since = "1.0.0")]
impl Write for Vec<u8> {
impl<A: Allocator> Write for Vec<u8, A> {
#[inline]
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.extend_from_slice(buf);