rust/tests/ui/rc_clone_in_vec_init/arc.rs
2023-08-11 14:02:28 +00:00

71 lines
1.3 KiB
Rust

//@no-rustfix: overlapping suggestions
#![warn(clippy::rc_clone_in_vec_init)]
#![allow(clippy::useless_vec)]
use std::sync::{Arc, Mutex};
fn main() {}
fn should_warn_simple_case() {
let v = vec![Arc::new("x".to_string()); 2];
}
fn should_warn_simple_case_with_big_indentation() {
if true {
let k = 1;
dbg!(k);
if true {
let v = vec![Arc::new("x".to_string()); 2];
}
}
}
fn should_warn_complex_case() {
let v = vec![
std::sync::Arc::new(Mutex::new({
let x = 1;
dbg!(x);
x
}));
2
];
let v1 = vec![
Arc::new(Mutex::new({
let x = 1;
dbg!(x);
x
}));
2
];
}
fn should_not_warn_custom_arc() {
#[derive(Clone)]
struct Arc;
impl Arc {
fn new() -> Self {
Arc
}
}
let v = vec![Arc::new(); 2];
}
fn should_not_warn_vec_from_elem_but_not_arc() {
let v = vec![String::new(); 2];
let v1 = vec![1; 2];
let v2 = vec![
Box::new(std::sync::Arc::new({
let y = 3;
dbg!(y);
y
}));
2
];
}
fn should_not_warn_vec_macro_but_not_from_elem() {
let v = vec![Arc::new("x".to_string())];
}