added DoWithError and Clone methods
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parent
4b810c6ffb
commit
a0c89117d9
21
map.go
21
map.go
@ -101,3 +101,24 @@ func (m *Map[K, V]) Do(f func(m map[K]V)) {
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defer m.mutex.Unlock()
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defer m.mutex.Unlock()
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f(m.data)
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f(m.data)
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}
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}
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// DoWithError calls f with the underlying primitive map and returns its error.
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// Be aware that this locks m for write access
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// so Do can be used for reading as well as modifiying m.
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func (m *Map[K, V]) DoWithError(f func(m map[K]V) error) error {
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m.mutex.Lock()
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defer m.mutex.Unlock()
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return f(m.data)
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}
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// Clone returns a copy of the underlying map data
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func (m *Map[K, V]) Clone() map[K]V {
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m.mutex.RLock()
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defer m.mutex.RUnlock()
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c := map[K]V{}
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for key, value := range m.data {
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c[key] = value
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}
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return c
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}
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