@atlaskit/side-navigation/dist/es2019/components/NestableNavigationContent/use-nested-context.js

A highly composable side navigation component that supports nested views.

import { useContext } from 'react';
import { NestedContext } from './nested-context';
export const useNestedContext = () => {
  const context = useContext(NestedContext);
  if (!context) {
    let error = '';
    if (process.env.NODE_ENV === 'development') {
      error = `
To use a <NestingItem /> it needs to be a descendant of <NestableNavigationContent>.
You probably need to replace your <NavigationContent> with <NestableNavigationContent>.

import { NestableNavigationContent } from '@atlaskit/side-navigation';
      `;
    }
    throw new Error(error);
  }
  return context;
};