.eslintrc.js

module.exports = {
  root: true,

  env: {
    node: true
  },

  extends: [
    'plugin:vue/recommended',
    'plugin:@typescript-eslint/recommended',
    '@vue/standard',
    '@vue/typescript'
  ],

  rules: {
    'vue/max-attributes-per-line': ['error', {
      singleline: 3,
      multiline: {
        max: 1,
        allowFirstLine: false
      }
    }],
    'vue/order-in-components': ['error', {
      order: [
        'el',
        'name',
        'parent',
        'functional',
        ['delimiters', 'comments'],
        'extends',
        ['components', 'directives', 'filters'],
        'mixins',
        'inheritAttrs',
        'model',
        ['props', 'propsData'],
        'LIFECYCLE_HOOKS',
        'data',
        'computed',
        'watch',
        'methods',
        ['template', 'render'],
        'renderError'
      ]
    }],
    'vue/array-bracket-spacing': 'error',
    'vue/arrow-spacing': 'error',
    'vue/block-spacing': 'error',
    'vue/camelcase': 'error',
    'vue/comma-dangle': 'error',
    'vue/component-name-in-template-casing': ['error', 'PascalCase', {
      registeredComponentsOnly: true
    }],
    'vue/eqeqeq': 'error',
    'vue/key-spacing': 'error',
    'vue/match-component-file-name': ['error', {
      extensions: ['vue'],
      shouldMatchCase: true
    }],
    'vue/no-boolean-default': 'error',
    'vue/no-restricted-syntax': 'error',
    'vue/object-curly-spacing': ['error', 'always'],
    'vue/space-infix-ops': 'error',
    'vue/space-unary-ops': 'error',
    'vue/v-on-function-call': 'error',
    '@typescript-eslint/indent': ['error', 2],
    '@typescript-eslint/interface-name-prefix': ['error', 'always'],
    '@typescript-eslint/member-delimiter-style': ['error', {
      multiline: {
        delimiter: 'none',
        requireLast: true
      },
      singleline: {
        delimiter: 'comma'
      }
    }],
    '@typescript-eslint/explicit-function-return-type': ['error', {
      allowExpressions: true,
      allowTypedFunctionExpressions: true,
      allowHigherOrderFunctions: true
    }],
    '@typescript-eslint/explicit-member-accessibility': 'off',
    'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'off',
    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off'
  },

  parser: 'vue-eslint-parser',

  parserOptions: {
    parser: '@typescript-eslint/parser'
  },

  overrides: [
    {
      files: [
        '**/__tests__/*.ts'
      ],
      env: {
        jest: true
      },
      rules: {
        '@typescript-eslint/explicit-function-return-type': 'off'
      }
    }
  ]
}