diff options
Diffstat (limited to 'src/io/util/lines.rs')
| -rw-r--r-- | src/io/util/lines.rs | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/io/util/lines.rs b/src/io/util/lines.rs index ed6a944..717f633 100644 --- a/src/io/util/lines.rs +++ b/src/io/util/lines.rs @@ -8,7 +8,7 @@ use std::pin::Pin; use std::task::{Context, Poll}; pin_project! { - /// Read lines from an [`AsyncBufRead`]. + /// Reads lines from an [`AsyncBufRead`]. /// /// A `Lines` can be turned into a `Stream` with [`LinesStream`]. /// @@ -47,6 +47,10 @@ where { /// Returns the next line in the stream. /// + /// # Cancel safety + /// + /// This method is cancellation safe. + /// /// # Examples /// /// ``` @@ -68,12 +72,12 @@ where poll_fn(|cx| Pin::new(&mut *self).poll_next_line(cx)).await } - /// Obtain a mutable reference to the underlying reader + /// Obtains a mutable reference to the underlying reader. pub fn get_mut(&mut self) -> &mut R { &mut self.reader } - /// Obtain a reference to the underlying reader + /// Obtains a reference to the underlying reader. pub fn get_ref(&mut self) -> &R { &self.reader } @@ -102,11 +106,9 @@ where /// /// When the method returns `Poll::Pending`, the `Waker` in the provided /// `Context` is scheduled to receive a wakeup when more bytes become - /// available on the underlying IO resource. - /// - /// Note that on multiple calls to `poll_next_line`, only the `Waker` from - /// the `Context` passed to the most recent call is scheduled to receive a - /// wakeup. + /// available on the underlying IO resource. Note that on multiple calls to + /// `poll_next_line`, only the `Waker` from the `Context` passed to the most + /// recent call is scheduled to receive a wakeup. pub fn poll_next_line( self: Pin<&mut Self>, cx: &mut Context<'_>, @@ -128,7 +130,7 @@ where } } - Poll::Ready(Ok(Some(mem::replace(me.buf, String::new())))) + Poll::Ready(Ok(Some(mem::take(me.buf)))) } } |