.eslintrc.js

module.exports = {
  root: true,
  parser: 'babel-eslint',
  parserOptions: {
    sourceType: 'module',
  },
  env: {
    browser: true,
  },
  // https://github.com/feross/standard/blob/master/RULES.md#javascript-standard-style
  extends: ['standard', 'plugin:prettier/recommended'],
  // required to lint *.wpy files
  plugins: ['html'],
  settings: {
    'html/html-extensions': ['.html', '.wpy'],
  },
  // add your custom rules here
  rules: {
    // allow paren-less arrow functions
    'arrow-parens': 0,
    // allow async-await
    'generator-star-spacing': 0,
    // allow debugger during development
    'no-debugger': process.env.NODE_ENV === 'production' ? 2 : 0,
    'space-before-function-paren': 0,
    'prettier/prettier': [
      'error',
      {
        printWidth: 80,
        singleQuote: true,
        trailingComma: 'all',
        bracketSpacing: true,
        jsxBracketSameLine: false,
        parser: 'babylon',
        semi: false,
      },
    ],
  },
}