cargo +nightly fmt (#3540)

* cargo +nightly fmt

* add cargo-fmt check to ci

* update ci

* fmt

* fmt

* skip macro

* ignore bridges

polkadot/node/metered-channel/src/bounded.rs

@@ -16,14 +16,17 @@
 
 //! Metered variant of bounded mpsc channels to be able to extract metrics.
 
-use futures::{channel::mpsc, task::Poll, task::Context, sink::SinkExt, stream::Stream};
+use futures::{
+	channel::mpsc,
+	sink::SinkExt,
+	stream::Stream,
+	task::{Context, Poll},
+};
 
-use std::result;
-use std::pin::Pin;
+use std::{pin::Pin, result};
 
 use super::Meter;
 
-
 /// Create a wrapped `mpsc::channel` pair of `MeteredSender` and `MeteredReceiver`.
 pub fn channel<T>(capacity: usize) -> (MeteredSender<T>, MeteredReceiver<T>) {
 	let (tx, rx) = mpsc::channel(capacity);
@@ -61,7 +64,7 @@ impl<T> Stream for MeteredReceiver<T> {
 			Poll::Ready(x) => {
 				self.meter.note_received();
 				Poll::Ready(x)
-			}
+			},
 			other => other,
 		}
 	}
@@ -84,7 +87,7 @@ impl<T> MeteredReceiver<T> {
 			Some(x) => {
 				self.meter.note_received();
 				Ok(Some(x))
-			}
+			},
 			None => Ok(None),
 		}
 	}
@@ -96,7 +99,6 @@ impl<T> futures::stream::FusedStream for MeteredReceiver<T> {
 	}
 }
 
-
 /// The sender component, tracking the number of items
 /// sent across it.
 #[derive(Debug)]

polkadot/node/metered-channel/src/lib.rs

@@ -16,16 +16,17 @@
 
 //! Metered variant of mpsc channels to be able to extract metrics.
 
-use std::sync::atomic::{AtomicUsize, Ordering};
-use std::sync::Arc;
+use std::sync::{
+	atomic::{AtomicUsize, Ordering},
+	Arc,
+};
 
 use derive_more::{Add, Display};
 
 mod bounded;
 mod unbounded;
 
-pub use self::bounded::*;
-pub use self::unbounded::*;
+pub use self::{bounded::*, unbounded::*};
 
 /// A peek into the inner state of a meter.
 #[derive(Debug, Clone, Default)]
@@ -74,8 +75,7 @@ impl Meter {
 #[cfg(test)]
 mod tests {
 	use super::*;
-	use futures::executor::block_on;
-	use futures::StreamExt;
+	use futures::{executor::block_on, StreamExt};
 
 	#[derive(Clone, Copy, Debug, Default)]
 	struct Msg {
@@ -137,8 +137,8 @@ mod tests {
 		});
 	}
 
-	use std::time::Duration;
 	use futures_timer::Delay;
+	use std::time::Duration;
 
 	#[test]
 	fn stream_and_sink() {

polkadot/node/metered-channel/src/unbounded.rs

@@ -16,14 +16,16 @@
 
 //! Metered variant of unbounded mpsc channels to be able to extract metrics.
 
-use futures::{channel::mpsc, task::Poll, task::Context, stream::Stream};
+use futures::{
+	channel::mpsc,
+	stream::Stream,
+	task::{Context, Poll},
+};
 
-use std::result;
-use std::pin::Pin;
+use std::{pin::Pin, result};
 
 use super::Meter;
 
-
 /// Create a wrapped `mpsc::channel` pair of `MeteredSender` and `MeteredReceiver`.
 pub fn unbounded<T>() -> (UnboundedMeteredSender<T>, UnboundedMeteredReceiver<T>) {
 	let (tx, rx) = mpsc::unbounded();
@@ -61,7 +63,7 @@ impl<T> Stream for UnboundedMeteredReceiver<T> {
 			Poll::Ready(x) => {
 				self.meter.note_received();
 				Poll::Ready(x)
-			}
+			},
 			other => other,
 		}
 	}
@@ -84,7 +86,7 @@ impl<T> UnboundedMeteredReceiver<T> {
 			Some(x) => {
 				self.meter.note_received();
 				Ok(Some(x))
-			}
+			},
 			None => Ok(None),
 		}
 	}
@@ -96,7 +98,6 @@ impl<T> futures::stream::FusedStream for UnboundedMeteredReceiver<T> {
 	}
 }
 
-
 /// The sender component, tracking the number of items
 /// sent across it.
 #[derive(Debug)]