use iterator .cloned instead of map in IterU32Digits

Vincent Rouillé · cuviper · cuviper · commit d819767f0152 · 2021-02-24T13:47:44.000-08:00
Co-authored-by: Josh Stone &lt;cuviper@gmail.com&gt;
diff --git a/src/biguint.rs b/src/biguint.rs
@@ -2375,7 +2375,7 @@ impl<'a> IterU32Digits<'a> {
 impl<'a> Iterator for IterU32Digits<'a> {
     type Item = u32;
     fn next(&mut self) -> Option<u32> {
-        self.it.next().map(|&t| t)
+        self.it.next().cloned()
     }
 
     fn size_hint(&self) -> (usize, Option<usize>) {

Original file line number	Diff line number	Diff line change
`@@ -2375,7 +2375,7 @@ impl<'a> IterU32Digits<'a> {`
`2375`	`2375`	`impl<'a> Iterator for IterU32Digits<'a> {`
`2376`	`2376`	`type Item = u32;`
`2377`	`2377`	`fn next(&mut self) -> Option<u32> {`
`2378`		`- self.it.next().map(\|&t\| t)`
	`2378`	`+ self.it.next().cloned()`
`2379`	`2379`	`}`
`2380`	`2380`
`2381`	`2381`	`fn size_hint(&self) -> (usize, Option<usize>) {`