.eslintrc.js

module.exports = {
  parser: '@babel/eslint-parser',
  extends: ['airbnb-base', 'prettier'],
  globals: { fetch: false },
  env: {
    browser: false,
    es6: true,
    jest: false,
  },
  settings: {
    'import/resolver': {
      'babel-module': {},
    },
  },
  plugins: ['prettier'],
  rules: {
    'class-methods-use-this': 0,
    'eol-last': 0,
    'max-len': [
      'error',
      { code: 80, tabWidth: 2, ignoreComments: true, ignoreStrings: true },
    ],
    'import/no-extraneous-dependencies': [
      'error',
      {
        devDependencies: true,
        optionalDependencies: false,
        peerDependencies: false,
      },
    ],
    'import/prefer-default-export': 0,
    'no-trailing-spaces': ['error', { skipBlankLines: true }],
    'no-underscore-dangle': 0,
    'no-param-reassign': 0,
    'no-debugger': 1,
    indent: ['error', 2],
    'arrow-parens': [0],
    'function-paren-newline': [0],
    'implicit-arrow-linebreak': 'off',
    'no-use-before-define': ['error', { functions: false }],
    'prettier/prettier': 'error',
  },
};