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Documented From impls in std/sync/mpsc/mod.rs #76978

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bors merged 2 commits into from
Sep 25, 2020
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Documented From impls in std/sync/mpsc/mod.rs #76978

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Documented From impls in std/sync/mpsc/mod.rs
duckymirror Sep 20, 2020
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duckymirror Sep 21, 2020
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15 changes: 15 additions & 0 deletions library/std/src/sync/mpsc/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1531,6 +1531,11 @@ impl<T: Send> error::Error for TrySendError<T> {

#[stable(feature = "mpsc_error_conversions", since = "1.24.0")]
impl<T> From<SendError<T>> for TrySendError<T> {
/// Converts a `SendError<T>` into a `TrySendError<T>`.
///
/// This conversion always returns a `TrySendError::Disconnected` containing the data in the `SendError<T>`.
///
/// No data is allocated on the heap.
fn from(err: SendError<T>) -> TrySendError<T> {
match err {
SendError(t) => TrySendError::Disconnected(t),
Expand Down Expand Up @@ -1576,6 +1581,11 @@ impl error::Error for TryRecvError {

#[stable(feature = "mpsc_error_conversions", since = "1.24.0")]
impl From<RecvError> for TryRecvError {
/// Converts a `RecvError` into a `TryRecvError`.
///
/// This conversion always returns `TryRecvError::Disconnected`.
///
/// No data is allocated on the heap.
fn from(err: RecvError) -> TryRecvError {
match err {
RecvError => TryRecvError::Disconnected,
Expand Down Expand Up @@ -1606,6 +1616,11 @@ impl error::Error for RecvTimeoutError {

#[stable(feature = "mpsc_error_conversions", since = "1.24.0")]
impl From<RecvError> for RecvTimeoutError {
/// Converts a `RecvError` into a `RecvTimeoutError`.
///
/// This conversion always returns `RecvTimeoutError::Disconnected`.
///
/// No data is allocated on the heap.
fn from(err: RecvError) -> RecvTimeoutError {
match err {
RecvError => RecvTimeoutError::Disconnected,
Expand Down