useRefs.js 1.3 KB

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  1. "use strict";
  2. var _typeof = require("@babel/runtime/helpers/typeof");
  3. Object.defineProperty(exports, "__esModule", {
  4. value: true
  5. });
  6. exports.default = useRefs;
  7. var React = _interopRequireWildcard(require("react"));
  8. function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
  9. function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
  10. function useRefs() {
  11. var nodeRef = React.useRef({});
  12. function getRef(index) {
  13. return nodeRef.current[index];
  14. }
  15. function setRef(index) {
  16. return function (node) {
  17. nodeRef.current[index] = node;
  18. };
  19. }
  20. return [getRef, setRef];
  21. }