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frontend/node_modules/antd/lib/form/hooks/useItemRef.js

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+"use strict";
+
+var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = useItemRef;
+var React = _interopRequireWildcard(require("react"));
+var _ref = require("rc-util/lib/ref");
+var _context = require("../context");
+function useItemRef() {
+  const {
+    itemRef
+  } = React.useContext(_context.FormContext);
+  const cacheRef = React.useRef({});
+  function getRef(name, children) {
+    // Outer caller already check the `supportRef`
+    const childrenRef = children && typeof children === 'object' && (0, _ref.getNodeRef)(children);
+    const nameStr = name.join('_');
+    if (cacheRef.current.name !== nameStr || cacheRef.current.originRef !== childrenRef) {
+      cacheRef.current.name = nameStr;
+      cacheRef.current.originRef = childrenRef;
+      cacheRef.current.ref = (0, _ref.composeRef)(itemRef(name), childrenRef);
+    }
+    return cacheRef.current.ref;
+  }
+  return getRef;
+}