Update to the latest stable rustfmt, 0.4.2-stable (febbb36 2018-04-12).

lib/entity/src/iter.rs

@@ -1,9 +1,9 @@
 //! A double-ended iterator over entity references and entities.
 
-use EntityRef;
 use std::iter::Enumerate;
 use std::marker::PhantomData;
 use std::slice;
+use EntityRef;
 
 /// Iterate over all keys in order.
 pub struct Iter<'a, K: EntityRef, V>

lib/entity/src/keys.rs

@@ -3,8 +3,8 @@
 //! When `std::iter::Step` is stablized, `Keys` could be implemented as a wrapper around
 //! `std::ops::Range`, but for now, we implment it manually.
 
-use EntityRef;
 use std::marker::PhantomData;
+use EntityRef;
 
 /// Iterate over all keys in order.
 pub struct Keys<K: EntityRef> {

lib/entity/src/lib.rs

@@ -34,9 +34,13 @@
 #![cfg_attr(feature = "std", warn(unstable_features))]
 #![cfg_attr(feature = "clippy", plugin(clippy(conf_file = "../../clippy.toml")))]
 #![cfg_attr(feature = "cargo-clippy", allow(new_without_default, new_without_default_derive))]
-#![cfg_attr(feature = "cargo-clippy",
-            warn(float_arithmetic, mut_mut, nonminimal_bool, option_map_unwrap_or,
-                 option_map_unwrap_or_else, print_stdout, unicode_not_nfc, use_self))]
+#![cfg_attr(
+    feature = "cargo-clippy",
+    warn(
+        float_arithmetic, mut_mut, nonminimal_bool, option_map_unwrap_or, option_map_unwrap_or_else,
+        print_stdout, unicode_not_nfc, use_self
+    )
+)]
 // Turns on no_std and alloc features if std is not available.
 #![cfg_attr(not(feature = "std"), no_std)]
 #![cfg_attr(not(feature = "std"), feature(alloc))]

lib/entity/src/list.rs

@@ -1,9 +1,9 @@
 //! Small lists of entity references.
-use EntityRef;
 use std::hash::{Hash, Hasher};
 use std::marker::PhantomData;
 use std::mem;
 use std::vec::Vec;
+use EntityRef;
 
 /// A small list of entity references allocated from a pool.
 ///