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Added documentation and a better error message for second calls to

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stream().
This commit is contained in:
Aaron Weiss 2017-06-24 22:18:16 -04:00
parent 9ad30e41a2
commit 1c98b4a5ea
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1 changed files with 4 additions and 1 deletions
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5
src/client/server/mod.rs
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@ -36,6 +36,7 @@ pub trait Server {
Self: Sized; Self: Sized;
/// Gets a stream of incoming messages from the Server. /// Gets a stream of incoming messages from the Server.
/// Note: The stream can only be gotten once. Subsequent attempts will panic.
fn stream(&self) -> ServerStream; fn stream(&self) -> ServerStream;
/// Blocks on the stream, running the given function on each incoming message as they arrive. /// Blocks on the stream, running the given function on each incoming message as they arrive.
@ -466,7 +467,9 @@ impl Server for IrcServer {
fn stream(&self) -> ServerStream { fn stream(&self) -> ServerStream {
ServerStream { ServerStream {
state: self.state.clone(), state: self.state.clone(),
stream: self.state.incoming.lock().unwrap().take().unwrap(), stream: self.state.incoming.lock().unwrap().take().expect(
"Stream was already obtained once, and cannot be reobtained."
),
} }
} }