chore: remove tokio-futures facade crate (#1327)

This switches from using the tokio-futures facade to referencing
futures-* crates directly.

tokio-fs/src/file/clone.rs

@@ -1,4 +1,5 @@
 use super::File;
+
 use std::future::Future;
 use std::io;
 use std::pin::Pin;

tokio-fs/src/file/create.rs

@@ -1,4 +1,6 @@
 use super::File;
+
+use futures_core::ready;
 use std::fs::File as StdFile;
 use std::future::Future;
 use std::io;

tokio-fs/src/file/metadata.rs

@@ -1,4 +1,6 @@
 use super::File;
+
+use futures_core::ready;
 use std::fs::File as StdFile;
 use std::fs::Metadata;
 use std::future::Future;

tokio-fs/src/file/mod.rs

@@ -16,13 +16,14 @@ pub use self::open::OpenFuture;
 pub use self::open_options::OpenOptions;
 pub use self::seek::SeekFuture;
 
+use tokio_io::{AsyncRead, AsyncWrite};
+
 use std::fs::{File as StdFile, Metadata, Permissions};
 use std::io::{self, Read, Seek, Write};
 use std::path::Path;
 use std::pin::Pin;
 use std::task::Context;
 use std::task::Poll;
-use tokio_io::{AsyncRead, AsyncWrite};
 
 /// A reference to an open file on the filesystem.
 ///

tokio-fs/src/file/open.rs

@@ -1,4 +1,6 @@
 use super::File;
+
+use futures_core::ready;
 use std::fs::OpenOptions as StdOpenOptions;
 use std::future::Future;
 use std::io;

tokio-fs/src/file/open_options.rs

@@ -1,4 +1,5 @@
 use super::OpenFuture;
+
 use std::convert::From;
 use std::fs::OpenOptions as StdOpenOptions;
 use std::path::Path;

tokio-fs/src/file/seek.rs

@@ -1,4 +1,6 @@
 use super::File;
+
+use futures_core::ready;
 use std::future::Future;
 use std::io;
 use std::pin::Pin;

tokio-fs/src/lib.rs

@@ -30,9 +30,6 @@
 //! [`AsyncRead`]: https://docs.rs/tokio-io/0.1/tokio_io/trait.AsyncRead.html
 //! [tokio-threadpool]: https://docs.rs/tokio-threadpool/0.1/tokio_threadpool
 
-#[macro_use]
-extern crate tokio_futures;
-
 mod create_dir;
 mod create_dir_all;
 pub mod file;

tokio-fs/src/metadata.rs

@@ -1,4 +1,5 @@
 use super::blocking_io;
+
 use std::fs::{self, Metadata};
 use std::future::Future;
 use std::io;

tokio-fs/src/read.rs

@@ -1,11 +1,13 @@
 use crate::{file, File};
+
+use tokio_io::AsyncRead;
+
+use futures_core::ready;
 use std::future::Future;
 use std::pin::Pin;
 use std::task::Context;
 use std::task::Poll;
 use std::{io, mem, path::Path};
-use tokio_io;
-use tokio_io::AsyncRead;
 
 /// Creates a future which will open a file for reading and read the entire
 /// contents into a buffer and return said buffer.

tokio-fs/src/stderr.rs

@@ -1,8 +1,9 @@
+use tokio_io::AsyncWrite;
+
 use std::io::{self, Stderr as StdStderr, Write};
 use std::pin::Pin;
 use std::task::Context;
 use std::task::Poll;
-use tokio_io::AsyncWrite;
 
 /// A handle to the standard error stream of a process.
 ///

tokio-fs/src/stdin.rs

@@ -1,8 +1,9 @@
+use tokio_io::AsyncRead;
+
 use std::io::{self, Read, Stdin as StdStdin};
 use std::pin::Pin;
 use std::task::Context;
 use std::task::Poll;
-use tokio_io::AsyncRead;
 
 /// A handle to the standard input stream of a process.
 ///

tokio-fs/src/stdout.rs

@@ -1,8 +1,9 @@
+use tokio_io::AsyncWrite;
+
 use std::io::{self, Stdout as StdStdout, Write};
 use std::pin::Pin;
 use std::task::Context;
 use std::task::Poll;
-use tokio_io::AsyncWrite;
 
 /// A handle to the standard output stream of a process.
 ///

tokio-fs/src/symlink_metadata.rs

@@ -1,4 +1,5 @@
 use super::blocking_io;
+
 use std::fs::{self, Metadata};
 use std::future::Future;
 use std::io;

tokio-fs/src/write.rs

@@ -1,11 +1,13 @@
 use crate::{file, File};
+
+use tokio_io::AsyncWrite;
+
+use futures_core::ready;
 use std::future::Future;
 use std::pin::Pin;
 use std::task::Context;
 use std::task::Poll;
 use std::{fmt, io, mem, path::Path};
-use tokio_io;
-use tokio_io::AsyncWrite;
 
 /// Creates a future that will open a file for writing and write the entire
 /// contents of `contents` to it.