3 #![allow(unused_imports)]
4 #![warn(clippy::filter_map_identity)]
7 let iterator = vec![Some(1), None, Some(2)].into_iter();
8 let _ = iterator.filter_map(|x| x);
10 let iterator = vec![Some(1), None, Some(2)].into_iter();
11 let _ = iterator.filter_map(std::convert::identity);
13 use std::convert::identity;
14 let iterator = vec![Some(1), None, Some(2)].into_iter();
15 let _ = iterator.filter_map(identity);