@boehringer-ingelheim/eslint-config/dist/esm/configs/nextjs.js

Shared eslint configuration used at Boehringer Ingelheim for code styling

import nextPlugin from '@next/eslint-plugin-next';
import { defineConfig } from 'eslint/config';
import { NEXTJS_ROUTING_FILES } from '../lib/nextjs.utils.js';
import react from './react.js';
export default defineConfig(...react, {
    plugins: {
        '@next/next': nextPlugin,
    },
    rules: {
        ...nextPlugin.configs.recommended.rules,
        ...nextPlugin.configs['core-web-vitals'].rules,
    },
}, {
    files: [`{app,src/app}/**/{${NEXTJS_ROUTING_FILES.join(',')}}.{ts,tsx}`],
    rules: {
        'import/no-unused-modules': ['off'],
        // eslint-plugin-react-refresh: https://github.com/ArnaudBarre/eslint-plugin-react-refresh
        'react-refresh/only-export-components': [
            'warn',
            {
                allowExportNames: [
                    /**
                     * Next.js allows exporting the following options in pages, layouts and route handlers
                     *
                     * @see https://nextjs.org/docs/app/api-reference/file-conventions/route-segment-config
                     */
                    'dynamic',
                    'dynamicParams',
                    'fetchCache',
                    'maxDuration',
                    'preferredRegion',
                    'revalidate',
                    'runtime',
                    /**
                     * Next.js allows exporting the following metadata options in layouts and pages
                     *
                     * @link https://nextjs.org/docs/app/api-reference/functions/generate-metadata
                     */
                    'generateMetadata',
                    'metadata',
                    /**
                     * Next.js allows exporting the following static params functions in pages
                     *
                     * @link https://nextjs.org/docs/app/api-reference/functions/generate-static-params
                     */
                    'generateStaticParams',
                    /**
                     * Next.js allows exporting the following viewport options in layouts and pages
                     *
                     * @link https://nextjs.org/docs/app/api-reference/functions/generate-viewport
                     */
                    'generateViewport',
                    'viewport',
                ],
            },
        ],
    },
}, {
    files: [`{instrumentation,src/instrumentation}.{ts,tsx}`],
    rules: {
        'import/no-unused-modules': ['off'],
        // eslint-plugin-react-refresh: https://github.com/ArnaudBarre/eslint-plugin-react-refresh
        'react-refresh/only-export-components': [
            'warn',
            {
                allowExportNames: [
                    /**
                     * Next.js allows exporting the following exports in instrumentation files
                     *
                     * @link https://nextjs.org/docs/app/guides/instrumentation#convention
                     */
                    'register',
                ],
            },
        ],
    },
}, {
    /**
     * Next.js 'middleware' files are beeing deprecated in favor of the new proxy files with v16+
     *
     * @link https://nextjs.org/blog/next-16#proxyts-formerly-middlewarets
     */
    files: [`{middleware,src/middleware}.{ts,tsx}`],
    rules: {
        'import/no-unused-modules': ['off'],
        // eslint-plugin-react-refresh: https://github.com/ArnaudBarre/eslint-plugin-react-refresh
        'react-refresh/only-export-components': [
            'warn',
            {
                allowExportNames: [
                    /**
                     * Next.js allows exporting the following config options in middleware
                     *
                     * @link https://nextjs.org/docs/app/api-reference/file-conventions/middleware#config-object-optional
                     */
                    'config',
                ],
            },
        ],
    },
}, {
    files: [`{proxy,src/proxy}.{ts,tsx}`],
    rules: {
        'import/no-unused-modules': ['off'],
        // eslint-plugin-react-refresh: https://github.com/ArnaudBarre/eslint-plugin-react-refresh
        'react-refresh/only-export-components': [
            'warn',
            {
                allowExportNames: [
                    /**
                     * Next.js allows exporting the following exports in proxy files
                     *
                     * @link https://nextjs.org/docs/app/api-reference/file-conventions/proxy#config-object-optional
                     */
                    'config',
                    'proxy',
                ],
            },
        ],
    },
});
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