.eslintrc.js

module.exports = {
  root: true,
  parser: '@babel/eslint-parser',
  parserOptions: {
    requireConfigFile: false,
    ecmaVersion: 12,
    sourceType: 'module',
    babelOptions: {
      plugins: [
        ['@babel/plugin-proposal-decorators', { 'legacy': true }],
        ['@babel/plugin-proposal-class-properties', { 'loose': true }]
      ]
    }
  },
  plugins: [
    'ember',
  ],
  extends: [
    'eslint:recommended',
    'plugin:ember/recommended'
  ],
  env: {
    browser: true
  },
  rules: {
    'ember/no-new-mixins': 'off',
    'ember/no-mixins': 'off',
    'ember/no-jquery': 'off',
    'ember/no-controller-access-in-routes': 'off',
    'ember/no-classic-classes': 'off',
    'ember/no-classic-components': 'off',
    'ember/no-actions-hash': 'off',
    'ember/no-component-lifecycle-hooks': 'off',
    'ember/require-tagless-components': 'off',
    'ember/no-get': ['error', { 'ignoreNestedPaths': true }],
    'ember/ember-glimmer.link-to.positional-arguments': 'off',
  },
  overrides: [
    // node files
    {
      files: [
        '.eslintrc.js',
        '.template-lintrc.js',
        'ember-cli-build.js',
        'testem.js',
        'blueprints/*/index.js',
        'config/**/*.js',
        'lib/*/index.js',
        'server/**/*.js'
      ],
      parserOptions: {
        sourceType: 'script',
        ecmaVersion: 6
      },
      env: {
        browser: false,
        node: true
      }
    }
  ]
};