Example stylelint config

.stylelintrc

{
  "extends": "stylelint-config-sass-guidelines",
  "ignoreFiles": [],
  "plugins": [
    "stylelint-order",
    "stylelint-scss",
    "stylelint-selector-bem-pattern"
  ],
  "rules": {
    "order/properties-alphabetical-order": null,
    "indentation": [2],
    "property-no-vendor-prefix": null,
    "value-no-vendor-prefix": null,
    "at-rule-no-vendor-prefix": null,
    "max-nesting-depth": [ 1, {
      ignore: ["blockless-at-rules"],
      ignoreAtRules: ["/^include$/", "/^if$/", "/^each$/"]
    }],
    "selector-class-pattern": "",
    "selector-no-qualifying-type": [ true, {
      "ignore": ["attribute"]
    }],
    "scss/selector-no-redundant-nesting-selector": true,
    "scss/at-extend-no-missing-placeholder": true,
    "scss/dollar-variable-no-missing-interpolation": true,
    "scss/at-mixin-argumentless-call-parentheses": "never",
    "plugin/selector-bem-pattern": {
      "preset": "bem",
      "componentName": "(([a-z0-9]+(?!-$)-?)+)",
      "componentSelectors": {
        "initial": "\\.{componentName}(((__|--)(([a-z0-9\\[\\]'=]+(?!-$)-?)+))+)?$"
      }
    }
  }
}

package.json

{
  "devDependencies": {
    "stylelint": "^7.8.0",
    "stylelint-config-sass-guidelines": "^2.1.0",
    "stylelint-order": "^0.4.4",
    "stylelint-scss": "^1.4.4",
    "stylelint-selector-bem-pattern": "^1.0.0",
  }
}