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//@run-rustfix
#![warn(clippy::filter_next)]
#![allow(clippy::useless_vec)]
/// Checks implementation of `FILTER_NEXT` lint.
fn main() {
let v = vec![3, 2, 1, 0, -1, -2, -3];
// Single-line case.
let _ = v.iter().filter(|&x| *x < 0).next();
}
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