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// run-rustfix
#![allow(unused_variables, dead_code)]
use std::collections::BTreeMap;
use std::collections::HashSet;
#[derive(Debug,Eq,PartialEq,Hash)]
#[derive(Clone)]
enum Day {
Mon,
}
struct Class {
days: BTreeMap<u32, HashSet<Day>>
}
impl Class {
fn do_stuff(&self) {
for (_, v) in &self.days {
let mut x: HashSet<Day> = v.clone(); //~ ERROR
let y: Vec<Day> = x.drain().collect();
println!("{:?}", x);
}
}
}
fn fail() {
let c = Class { days: BTreeMap::new() };
c.do_stuff();
}
fn main() {}
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