.eslintrc.js

module.exports = {
  env: {
    browser: true,
    node: true,
    jest: true
  },
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
    'next',
    'plugin:prettier/recommended', // Enables eslint-plugin-prettier and eslint-config-prettier. This will display prettier errors as ESLint errors. Make sure this is always the last configuration in the extends array.
    'plugin:import/recommended'
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaVersion: 2018, // Allows for the parsing of modern ECMAScript features
    sourceType: 'module', // Allows for the use of imports
    ecmaFeatures: {
      jsx: true // Allows for the parsing of JSX
    }
  },
  plugins: [
    'react',
    '@typescript-eslint',
    'react-hooks',
    'import' // for custom eslint-plugin-import configuration
  ],
  rules: {
    // Place to specify ESLint rules. Can be used to overwrite rules specified from the extended configs
    '@typescript-eslint/no-non-null-assertion': 'off',
    'no-use-before-define': 'off',
    '@typescript-eslint/no-use-before-define': 'warn',
    'import/order': [
      'error',
      {
        groups: ['builtin', 'external', 'internal', 'parent', 'sibling', 'index'],
        pathGroups: [
          {
            pattern: 'react*',
            group: 'external',
            position: 'before'
          }
        ],
        pathGroupsExcludedImportTypes: [],
        alphabetize: {
          order: 'asc',
          caseInsensitive: true
        }
      }
    ]
  },
  settings: {
    react: {
      version: 'detect' // Tells eslint-plugin-react to automatically detect the version of React to use
    },
    'import/parsers': {
      '@typescript-eslint/parser': ['.ts', '.tsx']
    },
    'import/resolver': {
      typescript: {
        alwaysTryTypes: true
      }
    }
  }
};