Unnamed repository; edit this file 'description' to name the repository.
add test case
| -rw-r--r-- | crates/ide-diagnostics/src/handlers/replace_filter_map_next_with_find_map.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/crates/ide-diagnostics/src/handlers/replace_filter_map_next_with_find_map.rs b/crates/ide-diagnostics/src/handlers/replace_filter_map_next_with_find_map.rs index 6d3dcf31ab..87932bf989 100644 --- a/crates/ide-diagnostics/src/handlers/replace_filter_map_next_with_find_map.rs +++ b/crates/ide-diagnostics/src/handlers/replace_filter_map_next_with_find_map.rs @@ -81,6 +81,21 @@ fn foo() { } #[test] + fn replace_filter_map_next_dont_work_for_not_sized_issues_16596() { + check_diagnostics( + r#" +//- minicore: iterators +fn foo() { + let mut j = [0].into_iter(); + let i: &mut dyn Iterator<Item = i32> = &mut j; + let dummy_fn = |v| (v > 0).then_some(v + 1); + let _res = i.filter_map(dummy_fn).next(); +} +"#, + ); + } + + #[test] fn replace_filter_map_next_with_find_map_no_diagnostic_without_next() { check_diagnostics( r#" |