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

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This commit is contained in:
Erik Hofmayer 2020-09-20 15:50:44 +02:00
parent 5e449b9adf
commit 3f0f40904c
1 changed files with 9 additions and 0 deletions
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9
library/std/src/sync/mpsc/mod.rs
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@ -1531,6 +1531,9 @@ impl<T: Send> error::Error for TrySendError<T> {
#[stable(feature = "mpsc_error_conversions", since = "1.24.0")] #[stable(feature = "mpsc_error_conversions", since = "1.24.0")]
impl<T> From<SendError<T>> for TrySendError<T> { 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> { fn from(err: SendError<T>) -> TrySendError<T> {
match err { match err {
SendError(t) => TrySendError::Disconnected(t), SendError(t) => TrySendError::Disconnected(t),
@ -1576,6 +1579,9 @@ impl error::Error for TryRecvError {
#[stable(feature = "mpsc_error_conversions", since = "1.24.0")] #[stable(feature = "mpsc_error_conversions", since = "1.24.0")]
impl From<RecvError> for TryRecvError { 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 { fn from(err: RecvError) -> TryRecvError {
match err { match err {
RecvError => TryRecvError::Disconnected, RecvError => TryRecvError::Disconnected,
@ -1606,6 +1612,9 @@ impl error::Error for RecvTimeoutError {
#[stable(feature = "mpsc_error_conversions", since = "1.24.0")] #[stable(feature = "mpsc_error_conversions", since = "1.24.0")]
impl From<RecvError> for RecvTimeoutError { 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 { fn from(err: RecvError) -> RecvTimeoutError {
match err { match err {
RecvError => RecvTimeoutError::Disconnected, RecvError => RecvTimeoutError::Disconnected,