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frontend/node_modules/rc-tabs/es/hooks/useUpdate.js

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+import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
+import { useLayoutUpdateEffect } from "rc-util/es/hooks/useLayoutEffect";
+import { useRef, useState } from 'react';
+
+/**
+ * Help to merge callback with `useLayoutEffect`.
+ * One time will only trigger once.
+ */
+export default function useUpdate(callback) {
+  var _useState = useState(0),
+    _useState2 = _slicedToArray(_useState, 2),
+    count = _useState2[0],
+    setCount = _useState2[1];
+  var effectRef = useRef(0);
+  var callbackRef = useRef();
+  callbackRef.current = callback;
+
+  // Trigger on `useLayoutEffect`
+  useLayoutUpdateEffect(function () {
+    var _callbackRef$current;
+    (_callbackRef$current = callbackRef.current) === null || _callbackRef$current === void 0 || _callbackRef$current.call(callbackRef);
+  }, [count]);
+
+  // Trigger to update count
+  return function () {
+    if (effectRef.current !== count) {
+      return;
+    }
+    effectRef.current += 1;
+    setCount(effectRef.current);
+  };
+}
+export function useUpdateState(defaultState) {
+  var batchRef = useRef([]);
+  var _useState3 = useState({}),
+    _useState4 = _slicedToArray(_useState3, 2),
+    forceUpdate = _useState4[1];
+  var state = useRef(typeof defaultState === 'function' ? defaultState() : defaultState);
+  var flushUpdate = useUpdate(function () {
+    var current = state.current;
+    batchRef.current.forEach(function (callback) {
+      current = callback(current);
+    });
+    batchRef.current = [];
+    state.current = current;
+    forceUpdate({});
+  });
+  function updater(callback) {
+    batchRef.current.push(callback);
+    flushUpdate();
+  }
+  return [state.current, updater];
+}