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| author | ljedrz <ljedrz@gmail.com> | 2018-11-18 19:00:22 +0100 |
|---|---|---|
| committer | ljedrz <ljedrz@gmail.com> | 2018-12-10 14:11:14 +0100 |
| commit | 5b6401f09db502b9e596bf7d756ccc97029dfe31 (patch) | |
| tree | 34ed16289cc902641a5d8a919c8c4c3df58c9752 /src | |
| parent | 08c6bda3eed64f3a7e767f9e3792a6e94d395839 (diff) | |
| download | rust-5b6401f09db502b9e596bf7d756ccc97029dfe31.tar.gz rust-5b6401f09db502b9e596bf7d756ccc97029dfe31.zip | |
sorted_map: add contains_key function
Diffstat (limited to 'src')
| -rw-r--r-- | src/librustc_data_structures/sorted_map.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/librustc_data_structures/sorted_map.rs b/src/librustc_data_structures/sorted_map.rs index 2fa8453c4b5..3bd3d116607 100644 --- a/src/librustc_data_structures/sorted_map.rs +++ b/src/librustc_data_structures/sorted_map.rs @@ -260,6 +260,14 @@ impl<K: Ord, V> SortedMap<K, V> { (start, end) } + + #[inline] + pub fn contains_key<Q>(&self, key: &Q) -> bool + where K: Borrow<Q>, + Q: Ord + ?Sized + { + self.get(key).is_some() + } } impl<K: Ord, V> IntoIterator for SortedMap<K, V> { |