storybook/scripts/eslint-plugin-local-rules/storybook-monorepo-imports.js

const path = require('path');
const cache = {};

module.exports = {
  meta: {
    type: 'problem',
    docs: {
      description: 'Ensure the imports-paths of packages in the monorepo is correct',
      category: 'Best Practices',
      recommended: true,
      url: 'https://github.com/storybookjs/storybook/blob/next/code/core/README.md',
    },
    fixable: 'code',
  },
  create(context) {
    return {
      ImportDeclaration: (node) => {
        const fileName = context.getPhysicalFilename();
        const isInCLI = !!fileName.includes(path.join('code', 'lib', 'cli') + path.sep);
        const isInCodemod = !!fileName.includes(path.join('code', 'lib', 'codemod'));
        const isInCore = !!fileName.includes(path.join('code', 'core'));

        if (
          node.source.value.startsWith('@storybook/core/') &&
          !isInCLI &&
          !isInCore &&
          !isInCodemod
        ) {
          const newPath = node.source.value
            .replace('@storybook/core', 'storybook/internal')
            .replace('/src', '');
          context.report({
            node: node,
            message: `Cannot import from @storybook/core in this package. Use storybook/internal instead.`,
            fix: (fixer) => {
              return fixer.replaceText(node.source, `'${newPath}'`);
            },
          });
        }

        if (node.source.value.startsWith('storybook/internal/') && isInCore) {
          const newPath = node.source.value
            .replace('storybook/internal', '@storybook/core')
            .replace('/src', '');
          context.report({
            node: node,
            message: `Cannot import from storybook/internal in this package. Use @storybook/core instead.`,
            fix: (fixer) => {
              return fixer.replaceText(node.source, `'${newPath}'`);
            },
          });
        }
      },
    };
  },
};