add all frontend files

node_modules/@rc-component/mutate-observer/es/MutateObserver.d.ts

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+import React from 'react';
+import type { MutationObserverProps } from './interface';
+declare const MutateObserver: React.FC<MutationObserverProps>;
+export default MutateObserver;

node_modules/@rc-component/mutate-observer/es/MutateObserver.js

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+import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
+import React from 'react';
+import useLayoutEffect from "rc-util/es/hooks/useLayoutEffect";
+import { supportRef, useComposeRef } from "rc-util/es/ref";
+import findDOMNode from "rc-util/es/Dom/findDOMNode";
+import useEvent from "rc-util/es/hooks/useEvent";
+import DomWrapper from "./wrapper";
+import useMutateObserver from "./useMutateObserver";
+var MutateObserver = function MutateObserver(props) {
+  var children = props.children,
+    options = props.options,
+    _props$onMutate = props.onMutate,
+    onMutate = _props$onMutate === void 0 ? function () {} : _props$onMutate;
+  var callback = useEvent(onMutate);
+  var wrapperRef = React.useRef(null);
+  var elementRef = React.useRef(null);
+  var canRef = /*#__PURE__*/React.isValidElement(children) && supportRef(children);
+  var mergedRef = useComposeRef(elementRef, canRef ? children.ref : null);
+  var _React$useState = React.useState(null),
+    _React$useState2 = _slicedToArray(_React$useState, 2),
+    target = _React$useState2[0],
+    setTarget = _React$useState2[1];
+  useMutateObserver(target, callback, options);
+
+  // =========================== Effect ===========================
+  // Bind target
+  useLayoutEffect(function () {
+    setTarget(findDOMNode(elementRef.current) || findDOMNode(wrapperRef.current));
+  });
+
+  // =========================== Render ===========================
+  if (!children) {
+    if (process.env.NODE_ENV !== 'production') {
+      console.error('MutationObserver need children props');
+    }
+    return null;
+  }
+  return /*#__PURE__*/React.createElement(DomWrapper, {
+    ref: wrapperRef
+  }, canRef ? /*#__PURE__*/React.cloneElement(children, {
+    ref: mergedRef
+  }) : children);
+};
+export default MutateObserver;

node_modules/@rc-component/mutate-observer/es/index.d.ts

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+import MutateObserver from './MutateObserver';
+import useMutateObserver from './useMutateObserver';
+export { useMutateObserver };
+export default MutateObserver;

node_modules/@rc-component/mutate-observer/es/index.js

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+import MutateObserver from "./MutateObserver";
+import useMutateObserver from "./useMutateObserver";
+export { useMutateObserver };
+export default MutateObserver;

node_modules/@rc-component/mutate-observer/es/interface.d.ts

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+/// <reference types="react" />
+export interface MutationObserverProps {
+    children: React.ReactNode;
+    options?: MutationObserverInit;
+    onMutate?: (mutations: MutationRecord[], observer: MutationObserver) => void;
+}

node_modules/@rc-component/mutate-observer/es/interface.js

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+export {};

node_modules/@rc-component/mutate-observer/es/useMutateObserver.d.ts

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+export default function useMutateObserver(nodeOrList: HTMLElement | HTMLElement[], callback: MutationCallback, options?: MutationObserverInit): void;

node_modules/@rc-component/mutate-observer/es/useMutateObserver.js

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+import canUseDom from "rc-util/es/Dom/canUseDom";
+import * as React from 'react';
+var defaultOptions = {
+  subtree: true,
+  childList: true,
+  attributeFilter: ['style', 'class']
+};
+export default function useMutateObserver(nodeOrList, callback) {
+  var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : defaultOptions;
+  React.useEffect(function () {
+    if (!canUseDom() || !nodeOrList) {
+      return;
+    }
+    var instance;
+    var nodeList = Array.isArray(nodeOrList) ? nodeOrList : [nodeOrList];
+    if ('MutationObserver' in window) {
+      instance = new MutationObserver(callback);
+      nodeList.forEach(function (element) {
+        instance.observe(element, options);
+      });
+    }
+    return function () {
+      var _instance, _instance2;
+      (_instance = instance) === null || _instance === void 0 ? void 0 : _instance.takeRecords();
+      (_instance2 = instance) === null || _instance2 === void 0 ? void 0 : _instance2.disconnect();
+    };
+  }, [options, nodeOrList]);
+}

node_modules/@rc-component/mutate-observer/es/wrapper.d.ts

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+import React from 'react';
+interface DomWrapperProps {
+    children: React.ReactNode;
+}
+declare class DomWrapper extends React.Component<DomWrapperProps> {
+    render(): React.ReactNode;
+}
+export default DomWrapper;

node_modules/@rc-component/mutate-observer/es/wrapper.js

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+import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
+import _createClass from "@babel/runtime/helpers/esm/createClass";
+import _inherits from "@babel/runtime/helpers/esm/inherits";
+import _createSuper from "@babel/runtime/helpers/esm/createSuper";
+import React from 'react';
+var DomWrapper = /*#__PURE__*/function (_React$Component) {
+  _inherits(DomWrapper, _React$Component);
+  var _super = _createSuper(DomWrapper);
+  function DomWrapper() {
+    _classCallCheck(this, DomWrapper);
+    return _super.apply(this, arguments);
+  }
+  _createClass(DomWrapper, [{
+    key: "render",
+    value: function render() {
+      return this.props.children;
+    }
+  }]);
+  return DomWrapper;
+}(React.Component);
+export default DomWrapper;