.eslintrc.js

module.exports = {
  root: true,
  parser: 'vue-eslint-parser',
  parserOptions: {
    parser: '@typescript-eslint/parser',
  },
  env: {
    browser: true,
    node: true,
  },
  extends: ['plugin:vue/recommended', 'plugin:@typescript-eslint/recommended', 'airbnb-base'],
  globals: {
    __static: true,
  },
  plugins: ['vue'],
  overrides: [
    {
      files: ['*.ts'],
      rules: {
        'no-dupe-class-members': 'off',
      },
    },
  ],
  rules: {
    'no-console': ['error', { allow: ['trace', 'warn', 'error', 'time', 'timeEnd'] }],
    'no-unused-expressions': 0,
    'no-unused-vars': 1,
    'global-require': 0,
    'import/no-unresolved': 0,
    'no-param-reassign': 0,
    'no-shadow': 0,
    'dot-notation': 0,
    'import/extensions': [
      'error',
      { js: 'never', json: 'ignorePackages', vue: 'always', scss: 'always' },
    ],
    'import/newline-after-import': 1,
    'import/prefer-default-export': 0,
    'prefer-destructuring': ['error', { AssignmentExpression: { array: false } }],
    'no-multi-assign': 0,
    // allow debugger during development
    'no-debugger': process.env.NODE_ENV === 'production' ? 2 : 0,
    // force the use of unix linebreak-syle
    'linebreak-style': ['error', 'unix'],
    // limit the cyclomatic complexity to 15
    complexity: ['error', { max: 15 }],
    // allow dangling after this and super
    'no-underscore-dangle': ['error', { allowAfterThis: true, allowAfterSuper: true }],
    // allow for-of and await in for-of loop
    'no-restricted-syntax': 0,
    'no-await-in-loop': 0,
    indent: 'off',
    '@typescript-eslint/indent': ['error', 2],
    'vue/attributes-order': [
      'error',
      {
        order: [
          'DEFINITION',
          'LIST_RENDERING',
          'CONDITIONALS',
          'RENDER_MODIFIERS',
          'GLOBAL',
          'UNIQUE',
          'TWO_WAY_BINDING',
          'OTHER_DIRECTIVES',
          'OTHER_ATTR',
          'EVENTS',
          'CONTENT',
        ],
      },
    ],
    // temp disable as upgrade to new version
    'no-undef': 0,
    'no-redeclare': 0,
    'no-empty-function': 0,
    'no-use-before-define': 0,
    '@typescript-eslint/ban-types': 0,
    '@typescript-eslint/ban-ts-comment': 0,
    '@typescript-eslint/no-empty-function': 0,
    '@typescript-eslint/no-inferrable-types': 0,
    '@typescript-eslint/explicit-module-boundary-types': 0,
    '@typescript-eslint/no-undef': 0,
    '@typescript-eslint/no-use-before-define': 0,
    // class methods can without use this
    'class-methods-use-this': 0,
    // can use types to define Obejct
    '@typescript-eslint/prefer-interface': 0,
    // JSON style for interfaces && types
    '@typescript-eslint/member-delimiter-style': [1, {
      multiline: {
        delimiter: 'comma',
        requireLast: true,
      },
      singleline: {
        delimiter: 'comma',
        requireLast: false,
      },
    }],
    '@typescript-eslint/explicit-function-return-type': 0,
    '@typescript-eslint/no-var-requires': 0,
    '@typescript-eslint/no-explicit-any': [
      'error',
      {
        ignoreRestArgs: true,
      },
    ],
  },
};