"use strict"; var _typeof = require("@babel/runtime/helpers/typeof"); Object.defineProperty(exports, "__esModule", { value: true }); exports.default = useMemoCallback; var React = _interopRequireWildcard(require("react")); function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); } function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; } /** * Cache callback function that always return same ref instead. * This is used for context optimization. */ function useMemoCallback(func) { var funRef = React.useRef(func); funRef.current = func; var callback = React.useCallback(function () { var _funRef$current; for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { args[_key] = arguments[_key]; } return (_funRef$current = funRef.current) === null || _funRef$current === void 0 ? void 0 : _funRef$current.call.apply(_funRef$current, [funRef].concat(args)); }, []); return func ? callback : undefined; }