clippy::mem_replace_with_default
)]
+use std::collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet, LinkedList, VecDeque};
use std::mem;
fn replace_option_with_none() {
fn replace_with_default() {
let mut s = String::from("foo");
let _ = std::mem::take(&mut s);
+
let s = &mut String::from("foo");
let _ = std::mem::take(s);
let _ = std::mem::take(s);
+
+ let mut v = vec![123];
+ let _ = std::mem::take(&mut v);
+ let _ = std::mem::take(&mut v);
+ let _ = std::mem::take(&mut v);
+ let _ = std::mem::take(&mut v);
+
+ let mut hash_map: HashMap<i32, i32> = HashMap::new();
+ let _ = std::mem::take(&mut hash_map);
+
+ let mut btree_map: BTreeMap<i32, i32> = BTreeMap::new();
+ let _ = std::mem::take(&mut btree_map);
+
+ let mut vd: VecDeque<i32> = VecDeque::new();
+ let _ = std::mem::take(&mut vd);
+
+ let mut hash_set: HashSet<&str> = HashSet::new();
+ let _ = std::mem::take(&mut hash_set);
+
+ let mut btree_set: BTreeSet<&str> = BTreeSet::new();
+ let _ = std::mem::take(&mut btree_set);
+
+ let mut list: LinkedList<i32> = LinkedList::new();
+ let _ = std::mem::take(&mut list);
+
+ let mut binary_heap: BinaryHeap<i32> = BinaryHeap::new();
+ let _ = std::mem::take(&mut binary_heap);
}
fn main() {