17 use core::iter::{FromIterator, IntoIterator};
372         f.debug_map().entries(self.iter()).finish()  in fmt()
423         self.iter()  in eq()
448     fn from_iter<T: IntoIterator<Item = (K, V)>>(iter: T) -> RBTree<K, V> {  in from_iter()
450         tree.extend(iter);  in from_iter()
457     fn extend<T: IntoIterator<Item = (K, V)>>(&mut self, iter: T) {  in extend()
458         let iter = iter.into_iter();  in extend()  localVariable
459         for (k, v) in iter {  in extend()
823         let iter = if self.root.is_null() {  in into_iter()  localVariable
837         iter  in into_iter()
1379         Keys { inner: self.iter() }  in keys()
1385         Values { inner: self.iter() }  in values()
1398     pub fn iter(&self) -> Iter<K, V> {  in iter()  method
1471         assert_eq!(m.iter().next(), None);  in test_empty_iter()
1606         for (k, v) in m.iter() {  in test_iterate()
1696         let map: RBTree<_, _> = xs.iter().cloned().collect();  in test_from_iter()
1707         let map: RBTree<_, _> = xs.iter().cloned().collect();  in test_size_hint()
1709         let mut iter = map.iter();  in test_size_hint()  localVariable
1711         for _ in iter.by_ref().take(3) {}  in test_size_hint()
1713         assert_eq!(iter.size_hint(), (3, Some(3)));  in test_size_hint()
1720         let map: RBTree<_, _> = xs.iter().cloned().collect();  in test_iter_len()
1722         let mut iter = map.iter();  in test_iter_len()  localVariable
1724         for _ in iter.by_ref().take(3) {}  in test_iter_len()
1726         assert_eq!(iter.count(), 3);  in test_iter_len()
1733         let mut map: RBTree<_, _> = xs.iter().cloned().collect();  in test_mut_size_hint()
1735         let mut iter = map.iter_mut();  in test_mut_size_hint()  localVariable
1737         for _ in iter.by_ref().take(3) {}  in test_mut_size_hint()
1739         assert_eq!(iter.size_hint(), (3, Some(3)));  in test_mut_size_hint()
1746         let mut map: RBTree<_, _> = xs.iter().cloned().collect();  in test_iter_mut_len()
1748         let mut iter = map.iter_mut();  in test_iter_mut_len()  localVariable
1750         for _ in iter.by_ref().take(3) {}  in test_iter_mut_len()
1752         assert_eq!(iter.count(), 3);  in test_iter_mut_len()