pre-installations and preparations

node_modules/@mui/utils/legacy/createChainedFunction/createChainedFunction.js

@@ -0,0 +1,23 @@
+/**
+ * Safe chained function.
+ *
+ * Will only create a new function if needed,
+ * otherwise will pass back existing functions or null.
+ */
+export default function createChainedFunction() {
+  for (var _len = arguments.length, funcs = new Array(_len), _key = 0; _key < _len; _key++) {
+    funcs[_key] = arguments[_key];
+  }
+  return funcs.reduce(function (acc, func) {
+    if (func == null) {
+      return acc;
+    }
+    return function chainedFunction() {
+      for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
+        args[_key2] = arguments[_key2];
+      }
+      acc.apply(this, args);
+      func.apply(this, args);
+    };
+  }, function () {});
+}