30 lines
1.7 KiB
JavaScript
30 lines
1.7 KiB
JavaScript
"use strict";
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'use client';
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = useForkRef;
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var React = _interopRequireWildcard(require("react"));
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var _setRef = _interopRequireDefault(require("../setRef"));
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function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
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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; }
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function useForkRef(...refs) {
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/**
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* This will create a new function if the refs passed to this hook change and are all defined.
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* This means react will call the old forkRef with `null` and the new forkRef
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* with the ref. Cleanup naturally emerges from this behavior.
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*/
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return React.useMemo(() => {
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if (refs.every(ref => ref == null)) {
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return null;
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}
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return instance => {
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refs.forEach(ref => {
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(0, _setRef.default)(ref, instance);
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});
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};
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, refs);
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} |