Reformat the source code

util/memzero/src/lib.rs

@@ -14,41 +14,43 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity Ethereum.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::ops::{Deref, DerefMut};
-use std::ptr;
+use std::{
+    ops::{Deref, DerefMut},
+    ptr,
+};
 
 /// Wrapper to zero out memory when dropped.
 #[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct Memzero<T: AsMut<[u8]>> {
-	mem: T,
+    mem: T,
 }
 
 impl<T: AsMut<[u8]>> From<T> for Memzero<T> {
-	fn from(mem: T) -> Memzero<T> {
-		Memzero { mem }
-	}
+    fn from(mem: T) -> Memzero<T> {
+        Memzero { mem }
+    }
 }
 
 impl<T: AsMut<[u8]>> Drop for Memzero<T> {
-	fn drop(&mut self) {
-		unsafe {
-			for byte_ref in self.mem.as_mut() {
-				ptr::write_volatile(byte_ref, 0)
-			}
-		}
-	}
+    fn drop(&mut self) {
+        unsafe {
+            for byte_ref in self.mem.as_mut() {
+                ptr::write_volatile(byte_ref, 0)
+            }
+        }
+    }
 }
 
 impl<T: AsMut<[u8]>> Deref for Memzero<T> {
-	type Target = T;
+    type Target = T;
 
-	fn deref(&self) -> &Self::Target {
-		&self.mem
-	}
+    fn deref(&self) -> &Self::Target {
+        &self.mem
+    }
 }
 
 impl<T: AsMut<[u8]>> DerefMut for Memzero<T> {
-	fn deref_mut(&mut self) -> &mut Self::Target {
-		&mut self.mem
-	}
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.mem
+    }
 }