.stylelintrc

{
  "extends": "stylelint-config-sass-guidelines",
  "plugins": [
    "stylelint-selector-bem-pattern"
  ],
  "rules": {
    "at-rule-blacklist": ["debug"],
    "at-rule-no-vendor-prefix": true,
    "block-no-empty": true,
    "block-opening-brace-space-before": "always",
    "color-hex-case": "upper",
    "color-hex-length": "short",
    "color-named": "never",
    "color-no-invalid-hex": true,
    "declaration-bang-space-after": "never",
    "declaration-bang-space-before": "always",
    "declaration-block-semicolon-newline-after": "always",
    "declaration-block-semicolon-space-before": "never",
    "declaration-block-single-line-max-declarations": 1,
    "declaration-block-trailing-semicolon": "always",
    "declaration-colon-space-after": "always-single-line",
    "declaration-colon-space-before": "never",
    "declaration-property-value-blacklist": {
      "/^border/": [
        "none"
      ]
    },
    "function-comma-space-after": "always-single-line",
    "function-parentheses-space-inside": "never",
    "function-url-quotes": "always",
    "indentation": 2,
    "length-zero-no-unit": true,
    "max-nesting-depth": 4,
    "media-feature-name-no-vendor-prefix": true,
    "media-feature-parentheses-space-inside": "never",
    "no-missing-end-of-source-newline": null,
    "number-leading-zero": "always",
    "number-no-trailing-zeros": true,
    "order/properties-alphabetical-order": null,
    "plugin/selector-bem-pattern": {
      "componentName": "(([a-z0-9]+(?!-$)-?)+)",
      "componentSelectors": {
        "initial": "\\.{componentName}(((__|--)(([a-z0-9\\[\\]'=]+(?!-$)-?)+))+)?$"
      },
      "ignoreSelectors": [
        ".*\\.no-js.*",
        ".*\\.js-.*",
        ".*\\.lt-ie.*"
      ]
    },
    "property-no-unknown": true,
    "property-no-vendor-prefix": true,
    "rule-empty-line-before": [
      "always-multi-line",
      {
        "except": [
          "first-nested"
        ],
        "ignore": [
          "after-comment"
        ]
      }
    ],
    "scss/at-function-pattern": "^[a-z]+([a-z0-9-]+[a-z0-9]+)?$",
    "scss/at-import-no-partial-leading-underscore": true,
    "scss/at-import-partial-extension-blacklist": ["scss"],
    "scss/at-mixin-pattern": "^[a-z]+([a-z0-9-]+[a-z0-9]+)?$",
    "scss/dollar-variable-colon-space-after": "always",
    "scss/dollar-variable-colon-space-before": "never",
    "scss/dollar-variable-pattern": "^[_]?[a-z]+([a-z0-9-]+[a-z0-9]+)?$",
    "scss/percent-placeholder-pattern": "^[a-z]+([a-z0-9-]+[a-z0-9]+)?$",
    "scss/selector-no-redundant-nesting-selector": true,
    "selector-list-comma-newline-after": "always",
    "selector-max-compound-selectors": 5,
    "selector-class-pattern": "^(?:(?:o|c|u|t|s|is|has|_|js|qa)-)?[a-zA-Z0-9]+(?:-[a-zA-Z0-9]+)*(?:__[a-zA-Z0-9]+(?:-[a-zA-Z0-9]+)*)?(?:--[a-zA-Z0-9]+(?:-[a-zA-Z0-9]+)*)?(?:\\[.+\\])?$",
    "selector-no-id": null,
    "selector-no-qualifying-type": false,
    "selector-no-vendor-prefix": true,
    "selector-pseudo-element-colon-notation": "single",
    "selector-pseudo-element-no-unknown": true,
    "shorthand-property-no-redundant-values": true,
    "string-quotes": "single",
    "value-no-vendor-prefix": true
  }
}