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Make WriteFmtFuture must_use

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Fixes #627. Thanks to @jebrosen for pointing out the location of the issue.
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Fenhl 2019-12-14 17:43:22 +00:00 committed by GitHub
parent 83a488b290
commit 07eb2c1280
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src/io/write/write_fmt.rs
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@ -6,6 +6,7 @@ use crate::task::{Context, Poll};
#[doc(hidden)]
#[allow(missing_debug_implementations)]
#[must_use]
pub struct WriteFmtFuture<'a, T: Unpin + ?Sized> {
pub(crate) writer: &'a mut T,
pub(crate) res: Option<io::Result<Vec<u8>>>,