fix formatting

Author: howardjohn

src/client/pool.rs

@@ -47,17 +47,6 @@ pub trait Key: Eq + Hash + Clone + Debug + Unpin + Send + 'static {}
 
 impl<T> Key for T where T: Eq + Hash + Clone + Debug + Unpin + Send + 'static {}
 
-type OldKey = (http::uri::Scheme, http::uri::Authority);
-
-fn assert() {
-    let x: OldKey = (http::uri::Scheme::HTTP, "x".parse().expect("host key"));
-    test(x);
-}
-fn test<T: Key>(a: T) {
-}
-
-// impl Key for OldKey {}
-
 /// When checking out a pooled connection, it might be that the connection
 /// only supports a single reservation, or it might be usable for many.
 ///
@@ -810,18 +799,18 @@ impl<T> WeakOpt<T> {
 
 #[cfg(all(test, not(miri)))]
 mod tests {
+    use std::fmt::Debug;
     use std::future::Future;
+    use std::hash::Hash;
     use std::pin::Pin;
     use std::task::{self, Poll};
     use std::time::Duration;
-    use std::fmt::{self, Debug};
-    use std::hash::Hash;
 
-    use super::{Connecting, Pool, Poolable, Reservation, WeakOpt, Key};
+    use super::{Connecting, Key, Pool, Poolable, Reservation, WeakOpt};
     use crate::common::exec::Exec;
 
     #[derive(Clone, Debug, PartialEq, Eq, Hash)]
-    struct KeyImpl (http::uri::Scheme, http::uri::Authority);
+    struct KeyImpl(http::uri::Scheme, http::uri::Authority);
 
     type KeyTuple = (http::uri::Scheme, http::uri::Authority);
 
@@ -852,7 +841,6 @@ mod tests {
 
     fn host_key(s: &str) -> KeyImpl {
         KeyImpl(http::uri::Scheme::HTTP, s.parse().expect("host key"))
-        
     }
 
     fn pool_no_timer<T, K: Key>() -> Pool<T, K> {