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video-gen-admin/node_modules/@rc-component/util/es/Dom/findDOMNode.js

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+export function isDOM(node) {
+  // https://developer.mozilla.org/en-US/docs/Web/API/Element
+  // Since XULElement is also subclass of Element, we only need HTMLElement and SVGElement
+  return node instanceof HTMLElement || node instanceof SVGElement;
+}
+
+/**
+ * Retrieves a DOM node via a ref, and does not invoke `findDOMNode`.
+ */
+export function getDOM(node) {
+  if (node && typeof node === 'object' && isDOM(node.nativeElement)) {
+    return node.nativeElement;
+  }
+  if (isDOM(node)) {
+    return node;
+  }
+  return null;
+}
+
+/**
+ * Return if a node is a DOM node. Else will return by `findDOMNode`
+ */
+export default function findDOMNode(node) {
+  const domNode = getDOM(node);
+  if (domNode) {
+    return domNode;
+  }
+  if (node && typeof node === 'object' && 'current' in node) {
+    const refDomNode = getDOM(node.current);
+    if (refDomNode) {
+      return refDomNode;
+    }
+  }
+  return null;
+}