Fix clippy complaints.

zcash_primitives/src/merkle_tree.rs

@@ -40,7 +40,10 @@ pub trait HashSer {
     fn write<W: Write>(&self, writer: W) -> io::Result<()>;
 }
 
-impl<T> Hashable for T where T: incrementalmerkletree::Hashable + HashSer + Copy {
+impl<T> Hashable for T
+where
+    T: incrementalmerkletree::Hashable + HashSer + Copy,
+{
     /// Parses a node from the given byte source.
     fn read<R: Read>(reader: R) -> io::Result<Self> {
         <Self as HashSer>::read(reader)
@@ -67,7 +70,6 @@ impl<T> Hashable for T where T: incrementalmerkletree::Hashable + HashSer + Copy
     }
 }
 
-
 struct PathFiller<Node: Hashable> {
     queue: VecDeque<Node>,
 }

zcash_primitives/src/sapling.rs

@@ -23,7 +23,7 @@ use subtle::{Choice, ConstantTimeEq};
 
 use crate::{
     constants::{self, SPENDING_KEY_GENERATOR},
-    merkle_tree::{Hashable, HashSer},
+    merkle_tree::{HashSer, Hashable},
     transaction::components::amount::MAX_MONEY,
 };
 

zcash_primitives/src/serialize.rs

@@ -237,8 +237,7 @@ mod tests {
 
         macro_rules! eval_u8 {
             ($value:expr, $expected:expr) => {
-                eval!($value, $expected, |w, e| w.write_u8(e), |mut r| r
-                    .read_u8())
+                eval!($value, $expected, |w, e| w.write_u8(e), |mut r| r.read_u8())
             };
         }