27 lines
439 B
Go
27 lines
439 B
Go
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package metricshelper
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import (
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"fmt"
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"sync"
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)
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const capacity = 8
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var stringPool = sync.Pool{New: func() any {
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s := make([]string, 0, capacity)
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return &s
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}}
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func GetStringSlice() *[]string {
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s := stringPool.Get().(*[]string)
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*s = (*s)[:0]
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return s
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}
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func PutStringSlice(s *[]string) {
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if c := cap(*s); c < capacity {
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panic(fmt.Sprintf("expected a string slice with capacity 8 or greater, got %d", c))
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}
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stringPool.Put(s)
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}
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