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frontend/node_modules/@ant-design/cssinjs/es/linters/parentSelectorLinter.js

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+import { lintWarning } from "./utils";
+var linter = function linter(key, value, info) {
+  if (info.parentSelectors.some(function (selector) {
+    var selectors = selector.split(',');
+    return selectors.some(function (item) {
+      return item.split('&').length > 2;
+    });
+  })) {
+    lintWarning('Should not use more than one `&` in a selector.', info);
+  }
+};
+export default linter;