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author | Luke Shumaker <lukeshu@lukeshu.com> | 2022-07-05 05:30:43 -0600 |
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committer | Luke Shumaker <lukeshu@lukeshu.com> | 2022-07-05 05:35:12 -0600 |
commit | 1d79b0ef6993c883e1f81dac5fe272b71d9075b2 (patch) | |
tree | f5890eee7974925096141b2883d4f909b704a822 | |
parent | bc146f3c56e1582275b884932d560c1e99dfcd25 (diff) |
more fuse
-rw-r--r-- | pkg/util/generic.go | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/pkg/util/generic.go b/pkg/util/generic.go index dbe077f..6882724 100644 --- a/pkg/util/generic.go +++ b/pkg/util/generic.go @@ -2,6 +2,7 @@ package util import ( "sort" + "sync" "golang.org/x/exp/constraints" ) @@ -88,3 +89,34 @@ func CmpUint[T constraints.Unsigned](a, b T) int { return 1 } } + +type SyncMap[K comparable, V any] struct { + inner sync.Map +} + +func (m *SyncMap[K, V]) Delete(key K) { m.inner.Delete(key) } +func (m *SyncMap[K, V]) Load(key K) (value V, ok bool) { + _value, ok := m.inner.Load(key) + if ok { + value = _value.(V) + } + return value, ok +} +func (m *SyncMap[K, V]) LoadAndDelete(key K) (value V, loaded bool) { + _value, ok := m.inner.LoadAndDelete(key) + if ok { + value = _value.(V) + } + return value, ok +} +func (m *SyncMap[K, V]) LoadOrStore(key K, value V) (actual V, loaded bool) { + _actual, loaded := m.inner.LoadOrStore(key, value) + actual = _actual.(V) + return actual, loaded +} +func (m *SyncMap[K, V]) Range(f func(key K, value V) bool) { + m.inner.Range(func(key, value any) bool { + return f(key.(K), value.(V)) + }) +} +func (m *SyncMap[K, V]) Store(key K, value V) { m.inner.Store(key, value) } |