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Rollup merge of #44962 - shepmaster:no-ignore-result, r=steveklabnik

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Don't encourage people to ignore threading errors in the docs
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kennytm 2017-10-10 00:16:19 +08:00
commit dad731cc80
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1 changed files with 7 additions and 5 deletions
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12
src/libstd/thread/mod.rs
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@ -485,15 +485,17 @@ impl Builder {
/// let (tx, rx) = channel(); /// let (tx, rx) = channel();
/// ///
/// let sender = thread::spawn(move || { /// let sender = thread::spawn(move || {
/// let _ = tx.send("Hello, thread".to_owned()); /// tx.send("Hello, thread".to_owned())
/// .expect("Unable to send on channel");
/// }); /// });
/// ///
/// let receiver = thread::spawn(move || { /// let receiver = thread::spawn(move || {
/// println!("{}", rx.recv().unwrap()); /// let value = rx.recv().expect("Unable to receive from channel");
/// println!("{}", value);
/// }); /// });
/// ///
/// let _ = sender.join(); /// sender.join().expect("The sender thread has panicked");
/// let _ = receiver.join(); /// receiver.join().expect("The receiver thread has panicked");
/// ``` /// ```
/// ///
/// A thread can also return a value through its [`JoinHandle`], you can use /// A thread can also return a value through its [`JoinHandle`], you can use
@ -1192,7 +1194,7 @@ impl<T> JoinInner<T> {
/// }); /// });
/// }); /// });
/// ///
/// let _ = original_thread.join(); /// original_thread.join().expect("The thread being joined has panicked");
/// println!("Original thread is joined."); /// println!("Original thread is joined.");
/// ///
/// // We make sure that the new thread has time to run, before the main /// // We make sure that the new thread has time to run, before the main