func (peers *Peers) OnGC(callback func(*Peer)) {
	peers.Lock()
	defer peers.Unlock()

	// Although the array underlying peers.onGC might be accessed
	// without holding the lock in unlockAndNotify, we don't
	// support removing callbacks, so a simple append here is
	// safe.
	peers.onGC = append(peers.onGC, callback)
}
func (peers *Peers) OnGC(callback func(*Peer)) {
	peers.Lock()
	defer peers.Unlock()

	
	
	
	
	peers.onGC = append(peers.onGC, callback)
}
func ( peers * Peers ) OnGC ( callback func ( * Peer ) ) { peers . Lock ( ) defer peers . Unlock ( ) // Although the array underlying peers.onGC might be accessed // without holding the lock in unlockAndNotify, we don't // support removing callbacks, so a simple append here is // safe. peers . onGC = append ( peers . onGC , callback ) }
// OnGC adds a new function to be set of functions that will be executed on
// all subsequent GC runs, receiving the GC'd peer.
OnGC adds a new function to be set of functions that will be executed on all subsequent GC runs receiving the GC d peer .