Documentation
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Overview ¶
Package sync contains wrappers around golang's sync wrappers Inspired from https://groups.google.com/forum/#!msg/golang-nuts/QCQkT_sihWY/jMW_pZmmAAAJ
Index ¶
Constants ¶
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Variables ¶
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Functions ¶
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Types ¶
type CountWG ¶
type CountWG struct {
// contains filtered or unexported fields
}
CountWG is a counted WaitGroup useful to get the number of items on which we're still waiting for it internally uses sync.WaitGroup and also an int64 counter which is incremented / decremented using sync/atomic package so they're safe for concurrent access
func (*CountWG) Add ¶
Add adds delta, which may be negative to the CountWG counter. If the counter becomes zero, all goroutines blocked on Wait are released. If the counter goes negative, Add panics.
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