reactive.js

import Conveyer from "@egjs/conveyer";

const conveyer = new Conveyer(".items");

// Reads reactive properties
conveyer.isReachStart;
conveyer.isReachEnd;

// Subscribes reactive properties
conveyer.subscribe("isReachStart", isReachStart => {
  console.log(isReachStart);
});
conveyer.subscribe("isReachEnd", isReachEnd => {
  console.log(isReachEnd);
});