@braineet/ui
Version:
Braineet design system
38 lines (37 loc) • 2.08 kB
JavaScript
;
exports.__esModule = true;
exports.useMergeRefs = void 0;
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; }
var assignRef = function assignRef(ref, value) {
if (ref == null) return;
if (typeof ref === 'function') {
ref(value);
return;
}
try {
// eslint-disable-next-line no-param-reassign
ref.current = value;
} catch (error) {
throw new Error("Cannot assign value '" + value + "' to ref '" + ref + "'");
}
};
var useMergeRefs = function useMergeRefs() {
for (var _len = arguments.length, refs = new Array(_len), _key = 0; _key < _len; _key++) {
refs[_key] = arguments[_key];
}
return React.useMemo(function () {
if (refs.every(function (ref) {
return ref == null;
})) {
return null;
}
return function (node) {
refs.forEach(function (ref) {
if (ref) assignRef(ref, node);
});
};
}, refs);
};
exports.useMergeRefs = useMergeRefs;