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fix: Fix race condition on channel #28

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fix: Fix race condition on channel #28

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4 changes: 4 additions & 0 deletions debouncer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,8 @@ func (d *Debouncer) invokeTriggeredFunc() *time.Timer {
d.signalCalledAt = time.Now()

return time.AfterFunc(d.timeDuration, func() {
d.mu.Lock()
defer d.mu.Unlock()
d.triggeredFunc()
if d.done != nil {
close(d.done)
Expand Down Expand Up @@ -170,6 +172,8 @@ func (d *Debouncer) UpdateTimeDuration(newTimeDuration time.Duration) {

// Done returns a receive-only channel to notify the caller when the triggered func has been executed.
func (d *Debouncer) Done() <-chan struct{} {
d.mu.Lock()
defer d.mu.Unlock()
if d.done == nil {
d.done = make(chan struct{})
}
Expand Down