From 75915f67eda814eef26eaed008fa9bc7ee8e91c7 Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@electriccoin.co>
Date: Thu, 14 Jan 2021 13:16:56 +0000
Subject: [PATCH] clippy: Small cleanups

---
 src/plonk/vanishing/prover.rs   | 6 +++---
 src/plonk/vanishing/verifier.rs | 6 +++---
 src/poly/commitment/verifier.rs | 2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/plonk/vanishing/prover.rs b/src/plonk/vanishing/prover.rs
index 30f11d1..2e0eccc 100644
--- a/src/plonk/vanishing/prover.rs
+++ b/src/plonk/vanishing/prover.rs
@@ -89,10 +89,10 @@ impl<C: CurveAffine> Constructed<C> {
 }
 
 impl<C: CurveAffine> Evaluated<C> {
-    pub(in crate::plonk) fn open<'a>(
-        &'a self,
+    pub(in crate::plonk) fn open(
+        &self,
         x: ChallengeX<C>,
-    ) -> impl Iterator<Item = ProverQuery<'a, C>> + Clone {
+    ) -> impl Iterator<Item = ProverQuery<'_, C>> + Clone {
         self.constructed
             .h_pieces
             .iter()
diff --git a/src/plonk/vanishing/verifier.rs b/src/plonk/vanishing/verifier.rs
index f132756..7a4f134 100644
--- a/src/plonk/vanishing/verifier.rs
+++ b/src/plonk/vanishing/verifier.rs
@@ -70,10 +70,10 @@ impl<C: CurveAffine> Evaluated<C> {
         Ok(())
     }
 
-    pub(in crate::plonk) fn queries<'a>(
-        &'a self,
+    pub(in crate::plonk) fn queries(
+        &self,
         x: ChallengeX<C>,
-    ) -> impl Iterator<Item = VerifierQuery<'a, C>> + Clone {
+    ) -> impl Iterator<Item = VerifierQuery<'_, C>> + Clone {
         self.h_commitments
             .iter()
             .zip(self.h_evals.iter())
diff --git a/src/poly/commitment/verifier.rs b/src/poly/commitment/verifier.rs
index f902c37..97d4e04 100644
--- a/src/poly/commitment/verifier.rs
+++ b/src/poly/commitment/verifier.rs
@@ -160,7 +160,7 @@ fn compute_b<F: Field>(x: F, challenges: &[F]) -> F {
 
 /// Computes the coefficients of $g(X) = \prod\limits_{i=0}^{k-1} (1 + u_i X^{2^i})$.
 fn compute_s<F: Field>(challenges: &[F], init: F) -> Vec<F> {
-    assert!(challenges.len() > 0);
+    assert!(!challenges.is_empty());
     let mut v = vec![F::zero(); 1 << challenges.len()];
     v[0] = init;