@clayui/shared/lib/useDebounce.js

ClayShared component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useDebounce = useDebounce;
var _react = _interopRequireDefault(require("react"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function _toConsumableArray(r) { return _arrayWithoutHoles(r) || _iterableToArray(r) || _unsupportedIterableToArray(r) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _iterableToArray(r) { if ("undefined" != typeof Symbol && null != r[Symbol.iterator] || null != r["@@iterator"]) return Array.from(r); }
function _arrayWithoutHoles(r) { if (Array.isArray(r)) return _arrayLikeToArray(r); }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) { n[e] = r[e]; } return n; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0) { ; } } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(r) { if (Array.isArray(r)) return r; } /**
 * SPDX-FileCopyrightText: © 2019 Liferay, Inc. <https://liferay.com>
 * SPDX-License-Identifier: BSD-3-Clause
 */
// Credits to Gabe Ragland
// (https://dev.to/gabe_ragland/debouncing-with-react-hooks-jci)
function useDebounce(value, delay) {
  var _React$useState = _react.default.useState(value),
    _React$useState2 = _slicedToArray(_React$useState, 2),
    debouncedValue = _React$useState2[0],
    setDebouncedValue = _React$useState2[1];
  _react.default.useEffect(function () {
    var handler = setTimeout(function () {
      setDebouncedValue(value);
    }, delay);
    return function () {
      clearTimeout(handler);
    };
  },
  // This is required when the `object` has lost the
  // reference plus the values are the same, `React.useEffect`
  // uses `Object.is` or equivalent under the covers.
  // For some reason the reference is being lost.
  _typeof(value) === 'object' && value !== null ? [].concat(_toConsumableArray(Object.keys(value)), _toConsumableArray(Object.values(value))) : [value]);
  return debouncedValue;
}