.eslintrc.js

module.exports = {
  parser: 'babel-eslint',
  plugins: ['flowtype', 'react'],
  env: {
    es6: true,
    node: true
  },
  extends: ['standard', 'prettier', 'plugin:flowtype/recommended'],
  globals: {
    Atomics: 'readonly',
    SharedArrayBuffer: 'readonly'
  },
  parserOptions: {
    ecmaFeatures: {
      jsx: true
    },
    ecmaVersion: 2018,
    sourceType: 'module'
  },
  rules: {
    'linebreak-style': ['off'],
    'implicit-arrow-linebreak': 0,
    'no-undef': ['error'],
    'function-paren-newline': 0,
    semi: ['error', 'never'],
    'spaced-comment': 0,
    'comma-dangle': ['error', 'never'],
    'react/prop-types': 0,
    'no-extra-boolean-cast': 0,
    'quote-props': 0,
    'object-curly-spacing': ['error', 'always'],
    camelcase: 0,
    'no-nested-ternary': 0,
    'react/jsx-wrap-multilines': 0,
    'object-curly-newline': 0,
    'operator-linebreak': 0,
    'no-unused-expressions': 0,
    'global-require': 0,
    'max-len': 0,
    'import/no-cycle': 0,
    'no-underscore-dangle': 0,
    'no-return-assign': 0,
    'import/prefer-default-export': 0,
    'jsx-quotes': ['error', 'prefer-double'],
    'no-console': 'error',
    'arrow-parens': 0,
    'eol-last': 0,
    'consistent-return': 0
  },
  flowtype: {
    onlyFilesWithFlowAnnotation: false
  }
}