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Revert to using futures::lazy(), which is in fact needed.

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David Renshaw
2016-08-20 16:22:54 -04:00
parent a9b53d61d2
commit 5ab323e5c2
1 changed files with 3 additions and 2 deletions
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src/bin/echo.rs
+3 -2
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@@ -31,8 +31,9 @@ fn main() {
// We use the `io::copy` future to copy all data from the // We use the `io::copy` future to copy all data from the
// reading half onto the writing half. // reading half onto the writing half.
socket.incoming().for_each(|(socket, addr)| { socket.incoming().for_each(|(socket, addr)| {
let (reader, writer) = TaskIo::new(socket).split(); let socket = futures::lazy(|| futures::finished(TaskIo::new(socket)));
let amt = copy(reader, writer); let pair = socket.map(|s| s.split());
let amt = pair.and_then(|(reader, writer)| copy(reader, writer));
// Once all that is done we print out how much we wrote, and then // Once all that is done we print out how much we wrote, and then
// critically we *forget* this future which allows it to run // critically we *forget* this future which allows it to run