debounce

var counter uint64

f := func() {
	atomic.AddUint64(&counter, 1)
}

debounced := New(100 * time.Millisecond)

for i := 0; i < 3; i++ {
	for j := 0; j < 10; j++ {
		debounced(f)
	}

	time.Sleep(200 * time.Millisecond)
}

c := int(atomic.LoadUint64(&counter))

fmt.Println("Counter is", c)

Output:
Counter is 3

var counter1 uint64
var counter2 uint64

f := func() {
	atomic.AddUint64(&counter1, 1)
}

f2 := func() {
	atomic.AddUint64(&counter2, 1)
}

debounced := New(100 * time.Millisecond)

debounced(f) // will be reset and dropped!!!
for i := 0; i < 10; i++ {
	debounced(f2)
}

time.Sleep(time.Millisecond * 500)

c1 := int(atomic.LoadUint64(&counter1))
c2 := int(atomic.LoadUint64(&counter2))

fmt.Println("Counter1 is", c1)
fmt.Println("Counter2 is", c2)

Output:
Counter1 is 0
Counter2 is 1