0701提交本本，包含整体所有子页面

frontend/node_modules/element-plus/lib/components/menu/src/use-menu.js

@@ -0,0 +1,28 @@
+Object.defineProperties(exports, { __esModule: { value: true }, [Symbol.toStringTag]: { value: 'Module' } });
+const require_runtime = require('../../../_virtual/_rolldown/runtime.js');
+let vue = require("vue");
+
+//#region ../../packages/components/menu/src/use-menu.ts
+function useMenu(instance, currentIndex) {
+	const indexPath = (0, vue.computed)(() => {
+		let parent = instance.parent;
+		const path = [currentIndex.value];
+		while (parent.type.name !== "ElMenu") {
+			if (parent.props.index) path.unshift(parent.props.index);
+			parent = parent.parent;
+		}
+		return path;
+	});
+	return {
+		parentMenu: (0, vue.computed)(() => {
+			let parent = instance.parent;
+			while (parent && !["ElMenu", "ElSubMenu"].includes(parent.type.name)) parent = parent.parent;
+			return parent;
+		}),
+		indexPath
+	};
+}
+
+//#endregion
+exports.default = useMenu;
+//# sourceMappingURL=use-menu.js.map