2
0
Fork 0
mirror of https://github.com/rust-lang/rust-clippy synced 2024-12-22 19:13:29 +00:00
rust-clippy/tests/ui/mem_replace.fixed

30 lines
624 B
Rust

// run-rustfix
#![allow(unused_imports)]
#![warn(
clippy::all,
clippy::style,
clippy::mem_replace_option_with_none,
clippy::mem_replace_with_default
)]
use std::mem;
fn replace_option_with_none() {
let mut an_option = Some(1);
let _ = an_option.take();
let an_option = &mut Some(1);
let _ = an_option.take();
}
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);
}
fn main() {
replace_option_with_none();
replace_with_default();
}