Fix for clippy

src/lib.rs

@@ -87,6 +87,7 @@ fn blocks_for_bits<B: BitBlock>(bits: usize) -> usize {
     }
 }
 
+#[allow(clippy::iter_skip_zero)]
 // Take two BitVec's, and return iterators of their words, where the shorter one
 // has been padded with 0's
 fn match_words<'a, 'b, B: BitBlock>(
@@ -163,7 +164,7 @@ impl<B: BitBlock> Extend<usize> for BitSet<B> {
 impl<B: BitBlock> PartialOrd for BitSet<B> {
     #[inline]
     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-        self.iter().partial_cmp(other)
+        Some(self.cmp(other))
     }
 }
 
@@ -755,9 +756,7 @@ impl<B: BitBlock> BitSet<B> {
     /// Returns the number of set bits in this set.
     #[inline]
     pub fn len(&self) -> usize {
-        self.bit_vec
-            .blocks()
-            .fold(0, |acc, n| acc + n.count_ones() as usize)
+        self.bit_vec.blocks().fold(0, |acc, n| acc + n.count_ones())
     }
 
     /// Returns whether there are no bits set in this set
@@ -890,7 +889,7 @@ pub struct Difference<'a, B: 'a>(BlockIter<TwoBitPositions<'a, B>, B>);
 #[derive(Clone)]
 pub struct SymmetricDifference<'a, B: 'a>(BlockIter<TwoBitPositions<'a, B>, B>);
 
-impl<'a, T, B: BitBlock> Iterator for BlockIter<T, B>
+impl<T, B: BitBlock> Iterator for BlockIter<T, B>
 where
     T: Iterator<Item = B>,
 {
@@ -913,7 +912,7 @@ where
         // update block, removing the LSB
         self.head = self.head & (self.head - B::one());
         // return offset + (index of LSB)
-        Some(self.head_offset + (B::count_ones(k) as usize))
+        Some(self.head_offset + (B::count_ones(k)))
     }
 
     #[inline]