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sync: document that broadcast capacity is a lower bound (#6042)

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This commit is contained in:
Alice Ryhl
2023-10-03 07:58:34 +00:00
committed by GitHub
parent 310adf7ca6
commit eaba9712e8
1 changed files with 3 additions and 1 deletions
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tokio/src/sync/broadcast.rs
+3 -1
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@@ -407,6 +407,8 @@ const MAX_RECEIVERS: usize = usize::MAX >> 2;
/// Create a bounded, multi-producer, multi-consumer channel where each sent /// Create a bounded, multi-producer, multi-consumer channel where each sent
/// value is broadcasted to all active receivers. /// value is broadcasted to all active receivers.
/// ///
/// **Note:** The actual capacity may be greater than the provided `capacity`.
///
/// All data sent on [`Sender`] will become available on every active /// All data sent on [`Sender`] will become available on every active
/// [`Receiver`] in the same order as it was sent. /// [`Receiver`] in the same order as it was sent.
/// ///
@@ -474,7 +476,7 @@ unsafe impl<T: Send> Sync for Receiver<T> {}
impl<T> Sender<T> { impl<T> Sender<T> {
/// Creates the sending-half of the [`broadcast`] channel. /// Creates the sending-half of the [`broadcast`] channel.
/// ///
/// See documentation of [`broadcast::channel`] for errors when calling this function. /// See the documentation of [`broadcast::channel`] for more information on this method.
/// ///
/// [`broadcast`]: crate::sync::broadcast /// [`broadcast`]: crate::sync::broadcast
/// [`broadcast::channel`]: crate::sync::broadcast /// [`broadcast::channel`]: crate::sync::broadcast