react-native-rolling-bar/lib/commonjs/util/useInterval.js

Rolling bar (banner) UI for React Native

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = useInterval;

var _react = require("react");

// by Dan Abramov
// https://overreacted.io/making-setinterval-declarative-with-react-hooks/
function useInterval(callback, delay) {
  const savedCallback = (0, _react.useRef)();
  (0, _react.useEffect)(() => {
    savedCallback.current = callback;
  });
  (0, _react.useEffect)(() => {
    function tick() {
      var _savedCallback$curren;

      (_savedCallback$curren = savedCallback.current) === null || _savedCallback$curren === void 0 ? void 0 : _savedCallback$curren.call(savedCallback);
    }

    let id = setInterval(tick, delay);
    return () => clearInterval(id);
  }, [delay]);
}
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