rust/tests/ui/inspect_for_each.rs
2023-08-22 17:18:11 +02:00

24 lines
483 B
Rust

#![warn(clippy::inspect_for_each)]
fn main() {
let a: Vec<usize> = vec![1, 2, 3, 4, 5];
let mut b: Vec<usize> = Vec::new();
a.into_iter().inspect(|x| assert!(*x > 0)).for_each(|x| {
//~^ ERROR: called `inspect(..).for_each(..)` on an `Iterator`
let y = do_some(x);
let z = do_more(y);
b.push(z);
});
assert_eq!(b, vec![4, 5, 6, 7, 8]);
}
fn do_some(a: usize) -> usize {
a + 1
}
fn do_more(a: usize) -> usize {
a + 2
}