Track futures tokio-reform branch (#88)

This patch also updates tests and examples to remove deprecated API
usage.

Cargo.toml

@@ -52,4 +52,5 @@ serde_json = "1.0"
 time = "0.1"
 
 [patch.crates-io]
+futures = { git = "https://github.com/rust-lang-nursery/futures-rs", branch = "tokio-reform" }
 mio = { git = "https://github.com/carllerche/mio" }

examples/chat.rs

@@ -29,7 +29,7 @@ use std::io::{Error, ErrorKind, BufReader};
 use std::sync::{Arc, Mutex};
 
 use futures::Future;
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures::stream::{self, Stream};
 use futures_cpupool::CpuPool;
 use tokio::net::TcpListener;
@@ -134,5 +134,5 @@ fn main() {
     });
 
     // execute server
-    srv.wait().unwrap();
+    future::blocking(srv).wait().unwrap();
 }

examples/compress.rs

@@ -29,7 +29,7 @@ use std::env;
 use std::net::SocketAddr;
 
 use futures::{Future, Stream, Poll};
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures_cpupool::CpuPool;
 use tokio::net::{TcpListener, TcpStream};
 use tokio_io::{AsyncRead, AsyncWrite};
@@ -62,7 +62,7 @@ fn main() {
         Ok(())
     });
 
-    server.wait().unwrap();
+    future::blocking(server).wait().unwrap();
 }
 
 /// The main workhorse of this example. This'll compress all data read from

examples/connect.rs

@@ -26,7 +26,7 @@ use std::net::SocketAddr;
 use std::thread;
 
 use futures::sync::mpsc;
-use futures::{Sink, Future, Stream};
+use futures::{future, Sink, Stream};
 use futures_cpupool::CpuPool;
 
 fn main() {
@@ -71,9 +71,9 @@ fn main() {
     // loop. In this case, though, we know it's ok as the event loop isn't
     // otherwise running anything useful.
     let mut out = io::stdout();
-    stdout.for_each(|chunk| {
+    future::blocking(stdout.for_each(|chunk| {
         out.write_all(&chunk)
-    }).wait().unwrap();
+    })).wait().unwrap();
 }
 
 mod tcp {
@@ -244,7 +244,7 @@ fn read_stdin(mut tx: mpsc::Sender<Vec<u8>>) {
             Ok(n) => n,
         };
         buf.truncate(n);
-        tx = match tx.send(buf).wait() {
+        tx = match future::blocking(tx.send(buf)).wait() {
             Ok(tx) => tx,
             Err(_) => break,
         };

examples/echo-threads.rs

@@ -24,7 +24,7 @@ use std::net::SocketAddr;
 use std::thread;
 
 use futures::prelude::*;
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures::sync::mpsc;
 use futures_cpupool::CpuPool;
 use tokio_io::AsyncRead;
@@ -61,7 +61,7 @@ fn main() {
         next = (next + 1) % channels.len();
         Ok(())
     });
-    srv.wait().unwrap();
+    future::blocking(srv).wait().unwrap();
 }
 
 fn worker(rx: mpsc::UnboundedReceiver<TcpStream>) {
@@ -88,5 +88,5 @@ fn worker(rx: mpsc::UnboundedReceiver<TcpStream>) {
 
         Ok(())
     });
-    done.wait().unwrap();
+    future::blocking(done).wait().unwrap();
 }

examples/echo-udp.rs

@@ -18,7 +18,7 @@ extern crate tokio_io;
 use std::{env, io};
 use std::net::SocketAddr;
 
-use futures::{Future, Poll};
+use futures::{future, Future, Poll};
 use tokio::net::UdpSocket;
 
 struct Server {
@@ -58,9 +58,9 @@ fn main() {
 
     // Next we'll create a future to spawn (the one we defined above) and then
     // we'll block our current thread waiting on the result of the future
-    Server {
+    future::blocking(Server {
         socket: socket,
         buf: vec![0; 1024],
         to_send: None,
-    }.wait().unwrap();
+    }).wait().unwrap();
 }

examples/echo.rs

@@ -26,7 +26,7 @@ use std::env;
 use std::net::SocketAddr;
 
 use futures::Future;
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures::stream::Stream;
 use futures_cpupool::CpuPool;
 use tokio_io::AsyncRead;
@@ -114,5 +114,5 @@ fn main() {
     // And finally now that we've define what our server is, we run it! Here we
     // just need to execute the future we've created and wait for it to complete
     // using the standard methods in the `futures` crate.
-    done.wait().unwrap();
+    future::blocking(done).wait().unwrap();
 }

examples/hello.rs

@@ -19,6 +19,7 @@ extern crate tokio_io;
 use std::env;
 use std::net::SocketAddr;
 
+use futures::future;
 use futures::prelude::*;
 use tokio::net::TcpListener;
 
@@ -40,5 +41,5 @@ fn main() {
         Ok(())
     });
 
-    server.wait().unwrap();
+    future::blocking(server).wait().unwrap();
 }

examples/proxy.rs

@@ -28,7 +28,7 @@ use std::io::{self, Read, Write};
 
 use futures::stream::Stream;
 use futures::{Future, Poll};
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures_cpupool::CpuPool;
 use tokio::net::{TcpListener, TcpStream};
 use tokio_io::{AsyncRead, AsyncWrite};
@@ -92,7 +92,7 @@ fn main() {
 
         Ok(())
     });
-    done.wait().unwrap();
+    future::blocking(done).wait().unwrap();
 }
 
 // This is a custom type used to have a custom implementation of the

examples/sink.rs

@@ -26,7 +26,7 @@ use std::iter;
 use std::net::SocketAddr;
 
 use futures::Future;
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures::stream::{self, Stream};
 use futures_cpupool::CpuPool;
 use tokio_io::IoFuture;
@@ -46,7 +46,7 @@ fn main() {
         pool.execute(write(socket).or_else(|_| Ok(()))).unwrap();
         Ok(())
     });
-    server.wait().unwrap();
+    future::blocking(server).wait().unwrap();
 }
 
 fn write(socket: TcpStream) -> IoFuture<()> {

examples/tinydb.rs

@@ -51,7 +51,7 @@ use std::net::SocketAddr;
 use std::sync::{Arc, Mutex};
 
 use futures::prelude::*;
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures_cpupool::CpuPool;
 use tokio::net::TcpListener;
 use tokio_io::AsyncRead;
@@ -160,7 +160,7 @@ fn main() {
         Ok(())
     });
 
-    done.wait().unwrap();
+    future::blocking(done).wait().unwrap();
 }
 
 impl Request {

examples/tinyhttp.rs

@@ -31,8 +31,7 @@ use std::net::{self, SocketAddr};
 use std::thread;
 
 use bytes::BytesMut;
-use futures::future::Executor;
-use futures::future;
+use futures::future::{self, Executor};
 use futures::sync::mpsc;
 use futures::{Stream, Future, Sink};
 use futures_cpupool::CpuPool;
@@ -91,7 +90,7 @@ fn worker(rx: mpsc::UnboundedReceiver<net::TcpStream>) {
         })).unwrap();
         Ok(())
     });
-    done.wait().unwrap();
+    future::blocking(done).wait().unwrap();
 }
 
 /// "Server logic" is implemented in this function.

examples/udp-codec.rs

@@ -15,7 +15,7 @@ use std::io;
 use std::net::SocketAddr;
 
 use futures::{Future, Stream, Sink};
-use futures::future::Executor;
+use futures::future::{self, Executor};
 use futures_cpupool::CpuPool;
 use tokio::net::{UdpSocket, UdpCodec};
 
@@ -76,5 +76,5 @@ fn main() {
 
     // Spawn the sender of pongs and then wait for our pinger to finish.
     pool.execute(b.then(|_| Ok(()))).unwrap();
-    drop(a.wait());
+    drop(future::blocking(a).wait());
 }

tests/buffered.rs

@@ -8,6 +8,7 @@ use std::thread;
 use std::io::{Read, Write, BufReader, BufWriter};
 
 use futures::Future;
+use futures::future::blocking;
 use futures::stream::Stream;
 use tokio_io::io::copy;
 use tokio::net::TcpListener;
@@ -54,7 +55,7 @@ fn echo_server() {
         copy(a, b)
     });
 
-    let (amt, _, _) = t!(copied.wait());
+    let (amt, _, _) = t!(blocking(copied).wait());
     let (expected, t2) = t.join().unwrap();
     let actual = t2.join().unwrap();
 

tests/chain.rs

@@ -7,6 +7,7 @@ use std::thread;
 use std::io::{Write, Read};
 
 use futures::Future;
+use futures::future::blocking;
 use futures::stream::Stream;
 use tokio_io::io::read_to_end;
 use tokio::net::TcpListener;
@@ -42,7 +43,7 @@ fn chain_clients() {
         read_to_end(a.chain(b).chain(c), Vec::new())
     });
 
-    let (_, data) = t!(copied.wait());
+    let (_, data) = t!(blocking(copied).wait());
     t.join().unwrap();
 
     assert_eq!(data, b"foo bar baz");

tests/drop-core.rs

@@ -4,7 +4,7 @@ extern crate futures;
 use std::thread;
 use std::net;
 
-use futures::future;
+use futures::{future, stream};
 use futures::prelude::*;
 use futures::sync::oneshot;
 use tokio::net::TcpListener;
@@ -17,7 +17,7 @@ fn tcp_doesnt_block() {
     let listener = net::TcpListener::bind("127.0.0.1:0").unwrap();
     let listener = TcpListener::from_std(listener, &handle).unwrap();
     drop(core);
-    assert!(listener.incoming().wait().next().unwrap().is_err());
+    assert!(stream::blocking(listener.incoming()).next().unwrap().is_err());
 }
 
 #[test]
@@ -34,9 +34,9 @@ fn drop_wakes() {
             drop(tx);
             future::ok(())
         });
-        assert!(new_socket.join(drop_tx).wait().is_err());
+        assert!(future::blocking(new_socket.join(drop_tx)).wait().is_err());
     });
-    drop(rx.wait());
+    drop(future::blocking(rx).wait());
     drop(core);
     t.join().unwrap();
 }

tests/echo.rs

@@ -8,6 +8,7 @@ use std::net::TcpStream;
 use std::thread;
 
 use futures::Future;
+use futures::future::blocking;
 use futures::stream::Stream;
 use tokio::net::TcpListener;
 use tokio_io::AsyncRead;
@@ -44,7 +45,7 @@ fn echo_server() {
     let halves = client.map(|s| s.split());
     let copied = halves.and_then(|(a, b)| copy(a, b));
 
-    let (amt, _, _) = t!(copied.wait());
+    let (amt, _, _) = t!(blocking(copied).wait());
     t.join().unwrap();
 
     assert_eq!(amt, msg.len() as u64 * 1024);

tests/global.rs

@@ -3,6 +3,7 @@ extern crate tokio;
 
 use std::thread;
 
+use futures::future::blocking;
 use futures::prelude::*;
 use tokio::net::{TcpStream, TcpListener};
 
@@ -23,7 +24,7 @@ fn hammer() {
             let theirs = srv.incoming().into_future()
                 .map(|(s, _)| s.unwrap())
                 .map_err(|(s, _)| s);
-            let (mine, theirs) = t!(mine.join(theirs).wait());
+            let (mine, theirs) = t!(blocking(mine.join(theirs)).wait());
 
             assert_eq!(t!(mine.local_addr()), t!(theirs.peer_addr()));
             assert_eq!(t!(theirs.local_addr()), t!(mine.peer_addr()));

tests/limit.rs

@@ -7,6 +7,7 @@ use std::thread;
 use std::io::{Write, Read};
 
 use futures::Future;
+use futures::future::blocking;
 use futures::stream::Stream;
 use tokio_io::io::read_to_end;
 use tokio::net::TcpListener;
@@ -36,7 +37,7 @@ fn limit() {
         read_to_end(a.take(4), Vec::new())
     });
 
-    let (_, data) = t!(copied.wait());
+    let (_, data) = t!(blocking(copied).wait());
     t.join().unwrap();
 
     assert_eq!(data, b"foo ");

tests/line-frames.rs

@@ -10,7 +10,7 @@ use std::net::Shutdown;
 
 use bytes::{BytesMut, BufMut};
 use futures::{Future, Stream, Sink};
-use futures::future::Executor;
+use futures::future::{blocking, Executor};
 use futures_cpupool::CpuPool;
 use tokio::net::{TcpListener, TcpStream};
 use tokio_io::codec::{Encoder, Decoder};
@@ -68,20 +68,20 @@ fn echo() {
     pool.execute(srv.map_err(|e| panic!("srv error: {}", e))).unwrap();
 
     let client = TcpStream::connect(&addr);
-    let client = client.wait().unwrap();
-    let (client, _) = write_all(client, b"a\n").wait().unwrap();
-    let (client, buf, amt) = read(client, vec![0; 1024]).wait().unwrap();
+    let client = blocking(client).wait().unwrap();
+    let (client, _) = blocking(write_all(client, b"a\n")).wait().unwrap();
+    let (client, buf, amt) = blocking(read(client, vec![0; 1024])).wait().unwrap();
     assert_eq!(amt, 2);
     assert_eq!(&buf[..2], b"a\n");
 
-    let (client, _) = write_all(client, b"\n").wait().unwrap();
-    let (client, buf, amt) = read(client, buf).wait().unwrap();
+    let (client, _) = blocking(write_all(client, b"\n")).wait().unwrap();
+    let (client, buf, amt) = blocking(read(client, buf)).wait().unwrap();
     assert_eq!(amt, 1);
     assert_eq!(&buf[..1], b"\n");
 
-    let (client, _) = write_all(client, b"b").wait().unwrap();
+    let (client, _) = blocking(write_all(client, b"b")).wait().unwrap();
     client.shutdown(Shutdown::Write).unwrap();
-    let (_client, buf, amt) = read(client, buf).wait().unwrap();
+    let (_client, buf, amt) = blocking(read(client, buf)).wait().unwrap();
     assert_eq!(amt, 1);
     assert_eq!(&buf[..1], b"b");
 }

tests/pipe-hup.rs

@@ -13,7 +13,7 @@ use std::os::unix::io::{AsRawFd, FromRawFd};
 use std::thread;
 use std::time::Duration;
 
-use futures::prelude::*;
+use futures::future::blocking;
 use mio::event::Evented;
 use mio::unix::{UnixReady, EventedFd};
 use mio::{PollOpt, Ready, Token};
@@ -81,7 +81,7 @@ fn hup() {
         let source = PollEvented::new(MyFile::new(read), &handle).unwrap();
 
         let reader = read_to_end(source, Vec::new());
-        let (_, content) = t!(reader.wait());
+        let (_, content) = t!(blocking(reader).wait());
         assert_eq!(&b"Hello!\nGood bye!\n"[..], &content[..]);
         t.join().unwrap();
     }

tests/stream-buffered.rs

@@ -8,6 +8,7 @@ use std::net::TcpStream;
 use std::thread;
 
 use futures::Future;
+use futures::future::blocking;
 use futures::stream::Stream;
 use tokio_io::io::copy;
 use tokio_io::AsyncRead;
@@ -48,7 +49,7 @@ fn echo_server() {
                     .take(2)
                     .collect();
 
-    t!(future.wait());
+    t!(blocking(future).wait());
 
     t.join().unwrap();
 }

tests/tcp.rs

@@ -7,6 +7,7 @@ use std::sync::mpsc::channel;
 use std::thread;
 
 use futures::Future;
+use futures::future::blocking;
 use futures::stream::Stream;
 use tokio::net::{TcpListener, TcpStream};
 
@@ -27,7 +28,7 @@ fn connect() {
     });
 
     let stream = TcpStream::connect(&addr);
-    let mine = t!(stream.wait());
+    let mine = t!(blocking(stream).wait());
     let theirs = t.join().unwrap();
 
     assert_eq!(t!(mine.local_addr()), t!(theirs.peer_addr()));
@@ -50,7 +51,7 @@ fn accept() {
         net::TcpStream::connect(&addr).unwrap()
     });
 
-    let (mine, _remaining) = t!(client.wait());
+    let (mine, _remaining) = t!(blocking(client).wait());
     let mine = mine.unwrap();
     let theirs = t.join().unwrap();
 
@@ -75,7 +76,7 @@ fn accept2() {
     }).into_future().map_err(|e| e.0);
     assert!(rx.try_recv().is_err());
 
-    let (mine, _remaining) = t!(client.wait());
+    let (mine, _remaining) = t!(blocking(client).wait());
     mine.unwrap();
     t.join().unwrap();
 }

tests/udp.rs

@@ -7,6 +7,7 @@ use std::io;
 use std::net::SocketAddr;
 
 use futures::{Future, Poll, Stream, Sink};
+use futures::future::blocking;
 use tokio::net::{UdpSocket, UdpCodec};
 
 macro_rules! t {
@@ -25,7 +26,7 @@ fn send_messages<S: SendFn + Clone, R: RecvFn + Clone>(send: S, recv: R) {
     {
         let send = SendMessage::new(a, send.clone(), b_addr, b"1234");
         let recv = RecvMessage::new(b, recv.clone(), a_addr, b"1234");
-        let (sendt, received) = t!(send.join(recv).wait());
+        let (sendt, received) = t!(blocking(send.join(recv)).wait());
         a = sendt;
         b = received;
     }
@@ -33,7 +34,7 @@ fn send_messages<S: SendFn + Clone, R: RecvFn + Clone>(send: S, recv: R) {
     {
         let send = SendMessage::new(a, send, b_addr, b"");
         let recv = RecvMessage::new(b, recv, a_addr, b"");
-        t!(send.join(recv).wait());
+        t!(blocking(send.join(recv)).wait());
     }
 }
 
@@ -172,7 +173,7 @@ fn send_dgrams() {
     {
         let send = a.send_dgram(&b"4321"[..], &b_addr);
         let recv = b.recv_dgram(&mut buf[..]);
-        let (sendt, received) = t!(send.join(recv).wait());
+        let (sendt, received) = t!(blocking(send.join(recv)).wait());
         assert_eq!(received.2, 4);
         assert_eq!(&received.1[..4], b"4321");
         a = sendt.0;
@@ -182,7 +183,7 @@ fn send_dgrams() {
     {
         let send = a.send_dgram(&b""[..], &b_addr);
         let recv = b.recv_dgram(&mut buf[..]);
-        let received = t!(send.join(recv).wait()).1;
+        let received = t!(blocking(send.join(recv)).wait()).1;
         assert_eq!(received.2, 0);
     }
 }
@@ -225,7 +226,7 @@ fn send_framed() {
 
         let send = a.send(&b"4567"[..]);
         let recv = b.into_future().map_err(|e| e.0);
-        let (sendt, received) = t!(send.join(recv).wait());
+        let (sendt, received) = t!(blocking(send.join(recv)).wait());
         assert_eq!(received.0, Some(()));
 
         a_soc = sendt.into_inner();
@@ -238,7 +239,7 @@ fn send_framed() {
 
         let send = a.send(&b""[..]);
         let recv = b.into_future().map_err(|e| e.0);
-        let received = t!(send.join(recv).wait()).1;
+        let received = t!(blocking(send.join(recv)).wait()).1;
         assert_eq!(received.0, Some(()));
     }
 }