// run-rustfix | |
#![allow(unused, clippy::needless_pass_by_value)] | |
#![warn(clippy::map_entry)] | |
use std::collections::{BTreeMap, HashMap}; | |
use std::hash::Hash; | |
fn foo() {} | |
fn insert_if_absent0<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) { | |
if !m.contains_key(&k) { | |
m.insert(k, v); | |
} | |
} | |
fn main() {} |