debounce

debounce.swift

import Foundation

// >= iOS 16

var task: Task<(), Never>?

func debounce(interval: Duration = .nanoseconds(10000),
              operation: @escaping () -> Void) {
    task?.cancel()

    task = Task {
        do {
            try await Task.sleep(for: interval)
            operation()
        } catch {
            // TODO
        }
    }
}

for i in 0...1000 {
    debounce {
        print(i)
    }
}

// 0
// 25
// 81
// 1000