rust/tests/ui/single_element_loop.fixed

69 lines
1.2 KiB
Rust

// Tests from for_loop.rs that don't have suggestions
#![allow(clippy::single_range_in_vec_init)]
#[warn(clippy::single_element_loop)]
fn main() {
let item1 = 2;
{
let item = &item1;
dbg!(item);
}
{
let item = &item1;
dbg!(item);
}
for item in 0..5 {
dbg!(item);
}
for item in 0..5 {
dbg!(item);
}
for item in 0..5 {
dbg!(item);
}
for item in 0..5 {
dbg!(item);
}
// should not lint (issue #10018)
for e in [42] {
if e > 0 {
continue;
}
}
// should not lint (issue #10018)
for e in [42] {
if e > 0 {
break;
}
}
// should lint (issue #10018)
{
let _ = 42;
let _f = |n: u32| {
for i in 0..n {
if i > 10 {
dbg!(i);
break;
}
}
};
}
// Should lint with correct suggestion (issue #12782)
let res_void: Result<bool, bool> = Ok(true);
{
let (Ok(mut _x) | Err(mut _x)) = res_void;
let ptr: *const bool = std::ptr::null();
}
}