mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-13 06:42:46 +00:00
6cc2eeaa56
Add doc Add description iter_with_drain dogfood Disable emiting on struct field. Fix clippy Add eq_path for SpanlessEq Fix tests Better error message Fix doc test Fix version Apply suggestions
56 lines
1.9 KiB
Rust
56 lines
1.9 KiB
Rust
// run-rustfix
|
|
// will emits unused mut warnings after fixing
|
|
#![allow(unused_mut)]
|
|
// will emits needless collect warnings after fixing
|
|
#![allow(clippy::needless_collect)]
|
|
#![warn(clippy::iter_with_drain)]
|
|
use std::collections::{BinaryHeap, HashMap, HashSet, VecDeque};
|
|
|
|
fn full() {
|
|
let mut a = vec!["aaa".to_string(), "bbb".to_string()];
|
|
let mut a: BinaryHeap<_> = a.drain(..).collect();
|
|
let mut a: HashSet<_> = a.drain().collect();
|
|
let mut a: VecDeque<_> = a.drain().collect();
|
|
let mut a: Vec<_> = a.drain(..).collect();
|
|
let mut a: HashMap<_, _> = a.drain(..).map(|x| (x.clone(), x)).collect();
|
|
let _: Vec<(String, String)> = a.drain().collect();
|
|
}
|
|
|
|
fn closed() {
|
|
let mut a = vec!["aaa".to_string(), "bbb".to_string()];
|
|
let mut a: BinaryHeap<_> = a.drain(0..).collect();
|
|
let mut a: HashSet<_> = a.drain().collect();
|
|
let mut a: VecDeque<_> = a.drain().collect();
|
|
let mut a: Vec<_> = a.drain(..a.len()).collect();
|
|
let mut a: HashMap<_, _> = a.drain(0..a.len()).map(|x| (x.clone(), x)).collect();
|
|
let _: Vec<(String, String)> = a.drain().collect();
|
|
}
|
|
|
|
fn should_not_help() {
|
|
let mut a = vec!["aaa".to_string(), "bbb".to_string()];
|
|
let mut a: BinaryHeap<_> = a.drain(1..).collect();
|
|
let mut a: HashSet<_> = a.drain().collect();
|
|
let mut a: VecDeque<_> = a.drain().collect();
|
|
let mut a: Vec<_> = a.drain(..a.len() - 1).collect();
|
|
let mut a: HashMap<_, _> = a.drain(1..a.len() - 1).map(|x| (x.clone(), x)).collect();
|
|
let _: Vec<(String, String)> = a.drain().collect();
|
|
|
|
let mut b = vec!["aaa".to_string(), "bbb".to_string()];
|
|
let _: Vec<_> = b.drain(0..a.len()).collect();
|
|
}
|
|
|
|
#[derive(Default)]
|
|
struct Bomb {
|
|
fire: Vec<u8>,
|
|
}
|
|
|
|
fn should_not_help_0(bomb: &mut Bomb) {
|
|
let _: Vec<u8> = bomb.fire.drain(..).collect();
|
|
}
|
|
|
|
fn main() {
|
|
full();
|
|
closed();
|
|
should_not_help();
|
|
should_not_help_0(&mut Bomb::default());
|
|
}
|