rust/tests/ui/mem_replace.rs
2018-09-19 14:41:22 -07:00

12 lines
287 B
Rust

#![feature(tool_lints)]
#![warn(clippy::all, clippy::style, clippy::mem_replace_option_with_none)]
use std::mem;
fn main() {
let mut an_option = Some(1);
let _ = mem::replace(&mut an_option, None);
let an_option = &mut Some(1);
let _ = mem::replace(an_option, None);
}