rust-clippy/tests/ui/map_collect_result_unit.rs

16 lines
441 B
Rust

//@run-rustfix
#![warn(clippy::map_collect_result_unit)]
fn main() {
{
let _ = (0..3).map(|t| Err(t + 1)).collect::<Result<(), _>>();
let _: Result<(), _> = (0..3).map(|t| Err(t + 1)).collect();
let _ = (0..3).try_for_each(|t| Err(t + 1));
}
}
fn _ignore() {
let _ = (0..3).map(|t| Err(t + 1)).collect::<Result<Vec<i32>, _>>();
let _ = (0..3).map(|t| Err(t + 1)).collect::<Vec<Result<(), _>>>();
}