Style lint rules for scss

module.exports = {
  rules: {
    'at-rule-empty-line-before': [
      'always',
      {
        except: [
          'blockless-after-same-name-blockless',
          'blockless-after-blockless',
          'first-nested'
        ],
        ignoreAtRules: ['import', 'include']
      }
    ],
    'at-rule-no-vendor-prefix': true,
    'at-rule-whitelist': ['include', 'media', 'keyframes', 'supports', 'font-face'],
    'block-no-empty': [true, { ignore: ['comments'] }],
    'color-no-invalid-hex': true,
    'comment-no-empty': true,
    'declaration-block-no-duplicate-properties': true,
    'declaration-block-no-shorthand-property-overrides': true,
    'declaration-empty-line-before': 'never',
    'font-family-no-duplicate-names': true,
    'font-family-no-missing-generic-family-keyword': true,
    'function-calc-no-invalid': true,
    'function-calc-no-unspaced-operator': true,
    'function-linear-gradient-no-nonstandard-direction': true,
    'keyframe-declaration-no-important': true,
    'media-feature-name-no-unknown': true,
    'max-nesting-depth': [0, { ignore: ['blockless-at-rules'] }],
    'no-descending-specificity': true,
    'no-duplicate-at-import-rules': true,
    'no-duplicate-selectors': true,
    'no-empty-source': true,
    'no-extra-semicolons': true,
    'no-invalid-double-slash-comments': true,
    'property-no-unknown': [true, { ignoreProperties: ['scroll', 'overflow-x', 'overflow-y'] }],
    'property-no-vendor-prefix': [true, { ignoreProperties: ['appearance'] }],

    'rule-empty-line-before': [
      'always',
      {
        except: ['after-single-line-comment', 'first-nested']
      }
    ],
    'selector-pseudo-class-no-unknown': true,
    'selector-pseudo-element-no-unknown': true,
    'selector-no-vendor-prefix': true,
    'selector-type-no-unknown': true,
    'string-no-newline': true,
    'unit-no-unknown': true
  }
}