TupleCombinations::fold

Philippe-Cholet · Philippe-Cholet · commit b4612872733b · 2023-10-06T14:46:00.000+02:00
diff --git a/src/adaptors/mod.rs b/src/adaptors/mod.rs
@@ -634,6 +634,13 @@ where
     fn count(self) -> usize {
         self.iter.count()
     }
+
+    fn fold<B, F>(self, init: B, f: F) -> B
+    where
+        F: FnMut(B, Self::Item) -> B,
+    {
+        self.iter.fold(init, f)
+    }
 }
 
 impl<I, T> FusedIterator for TupleCombinations<I, T>

Original file line number	Diff line number	Diff line change
`@@ -634,6 +634,13 @@ where`
`634`	`634`	`fn count(self) -> usize {`
`635`	`635`	`self.iter.count()`
`636`	`636`	`}`
	`637`	`+`
	`638`	`+ fn fold<B, F>(self, init: B, f: F) -> B`
	`639`	`+ where`
	`640`	`+ F: FnMut(B, Self::Item) -> B,`
	`641`	`+ {`
	`642`	`+ self.iter.fold(init, f)`
	`643`	`+ }`
`637`	`644`	`}`
`638`	`645`
`639`	`646`	`impl<I, T> FusedIterator for TupleCombinations<I, T>`