eslint-config-regiojet-next/eslint.config.mjs

Eslint Typescript rules for Next.js React projects

import nextEslint from '@next/eslint-plugin-next';
import getConfig, {
  reactPlugins as baseReactPlugins,
  defaultImportExtensions,
  defaultImportExtensionsRuleGranularOption,
  defaultImportNoExtraneousDependenciesDevDependencies,
  defaultImportResolverNodeExtensions,
  files,
  mapFiles,
  perfectionist,
  reactConfigs,
  reactTsOff,
  refresh,
  refreshFiles,
  tsFiles,
  plugins as tsVanillaPlugins,
} from 'eslint-config-regiojet-typescript-react';
import baseDir from './directory.mjs';
import { bestPractices as bestNextPractices, coreWebVitals, ignores } from './rules/index.mjs';

const dineddd = defaultImportNoExtraneousDependenciesDevDependencies;
const diergo = defaultImportExtensionsRuleGranularOption;

const { flatConfig: { recommended: { plugins: allNextPlugins } } } = nextEslint;
const nextPlugin = {
  ...allNextPlugins['@next/next'],
};
delete nextPlugin.configs;
delete nextPlugin.flatConfig;

export const nextPlugins = {
  '@next/next': nextPlugin,
};

export const nextConfigs = [
  ...bestNextPractices,
  ...coreWebVitals,
];

export const plugins = {
  ...tsVanillaPlugins,
  ...baseReactPlugins,
  ...nextPlugins,
};

const defaultOptions = {
  files,
  importExtensions: defaultImportExtensions,
  importExtensionsRuleGranularOption: diergo,
  importNoExtraneousDependenciesDevDependencies: dineddd,
  importResolverNodeExtensions: defaultImportResolverNodeExtensions,
  plugins,
  tsFiles,
};

const tsConfigs = getConfig(baseDir, defaultOptions);
const reactConfigsWithFiles = mapFiles(reactConfigs, files);
const refreshConfigsWithFiles = mapFiles(refresh, refreshFiles);
const perfectionistWithFiles = mapFiles(perfectionist, files);
const nextConfigsWithFiles = mapFiles(nextConfigs, files);
const offWithFiles = mapFiles(reactTsOff, tsFiles);

const config = [
  ...tsConfigs,
  ...reactConfigsWithFiles,
  ...refreshConfigsWithFiles,
  ...perfectionistWithFiles,
  ...nextConfigsWithFiles,
  ...offWithFiles,
  ...ignores,
];

export default config;