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| author | Thayne McCombs <astrothayne@gmail.com> | 2017-12-07 22:20:25 -0700 |
|---|---|---|
| committer | Thayne McCombs <astrothayne@gmail.com> | 2017-12-07 22:20:25 -0700 |
| commit | 37335d3f43cc04346e4f6357c1da3d826ddbbb3c (patch) | |
| tree | 963452e3a9e3a613edc1e757e9beab7fdb14ef8e /src/liballoc | |
| parent | c8ddf28527119a06a9f5da9bd34c97ae97afe531 (diff) | |
| download | rust-37335d3f43cc04346e4f6357c1da3d826ddbbb3c.tar.gz rust-37335d3f43cc04346e4f6357c1da3d826ddbbb3c.zip | |
Add Drop impl for linked_list::DrainFilter
Diffstat (limited to 'src/liballoc')
| -rw-r--r-- | src/liballoc/linked_list.rs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/liballoc/linked_list.rs b/src/liballoc/linked_list.rs index 0fe3c972422..3ac5a85d721 100644 --- a/src/liballoc/linked_list.rs +++ b/src/liballoc/linked_list.rs @@ -1072,6 +1072,15 @@ impl<'a, T, F> Iterator for DrainFilter<'a, T, F> } #[unstable(feature = "drain_filter", reason = "recently added", issue = "43244")] +impl<'a, T, F> Drop for DrainFilter<'a, T, F> + where F: FnMut(&mut T) -> bool, +{ + fn drop(&mut self) { + for _ in self { } + } +} + +#[unstable(feature = "drain_filter", reason = "recently added", issue = "43244")] impl<'a, T: 'a + fmt::Debug, F> fmt::Debug for DrainFilter<'a, T, F> where F: FnMut(&mut T) -> bool { |