mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-15 09:27:25 +00:00
60 lines
1.4 KiB
Rust
60 lines
1.4 KiB
Rust
// run-rustfix
|
|
#![warn(clippy::extend_with_drain)]
|
|
use std::collections::BinaryHeap;
|
|
fn main() {
|
|
//gets linted
|
|
let mut vec1 = vec![0u8; 1024];
|
|
let mut vec2: std::vec::Vec<u8> = Vec::new();
|
|
|
|
vec2.extend(vec1.drain(..));
|
|
|
|
let mut vec3 = vec![0u8; 1024];
|
|
let mut vec4: std::vec::Vec<u8> = Vec::new();
|
|
|
|
vec4.extend(vec3.drain(..));
|
|
|
|
let mut vec11: std::vec::Vec<u8> = Vec::new();
|
|
|
|
vec11.extend(return_vector().drain(..));
|
|
|
|
//won't get linted it dosen't move the entire content of a vec into another
|
|
let mut test1 = vec![0u8, 10];
|
|
let mut test2: std::vec::Vec<u8> = Vec::new();
|
|
|
|
test2.extend(test1.drain(4..10));
|
|
|
|
let mut vec3 = vec![0u8; 104];
|
|
let mut vec7: std::vec::Vec<u8> = Vec::new();
|
|
|
|
vec3.append(&mut vec7);
|
|
|
|
let mut vec5 = vec![0u8; 1024];
|
|
let mut vec6: std::vec::Vec<u8> = Vec::new();
|
|
|
|
vec5.extend(vec6.drain(..4));
|
|
|
|
let mut vec9: std::vec::Vec<u8> = Vec::new();
|
|
|
|
return_vector().append(&mut vec9);
|
|
|
|
//won't get linted because it is not a vec
|
|
|
|
let mut heap = BinaryHeap::from(vec![1, 3]);
|
|
let mut heap2 = BinaryHeap::from(vec![]);
|
|
heap2.extend(heap.drain());
|
|
|
|
let mut x = vec![0, 1, 2, 3, 5];
|
|
let ref_x = &mut x;
|
|
let mut y = Vec::new();
|
|
y.extend(ref_x.drain(..));
|
|
}
|
|
|
|
fn return_vector() -> Vec<u8> {
|
|
let mut new_vector = vec![];
|
|
|
|
for i in 1..10 {
|
|
new_vector.push(i)
|
|
}
|
|
|
|
new_vector
|
|
}
|