.stylelintrc

{
  "plugins": [
    "stylelint-scss"
  ],
  "ignoreFiles": [
    "./generic/_generic.normalize.scss",
    "./tools/*.scss",
    "./settings/*.scss",
    "./test/*.scss"
  ],
  "rules": {
    "scss/at-extend-no-missing-placeholder": true,
    "scss/at-function-pattern": "inuit-.+",
    "scss/at-mixin-pattern": "inuit-.+",
    "scss/dollar-variable-colon-space-before": "never",
    "scss/partial-no-import": true,
    "scss/selector-no-redundant-nesting-selector": true,
    "at-rule-name-case": "lower",
    "at-rule-name-newline-after": "always-multi-line",
    "at-rule-name-space-after": "always-single-line",
    "at-rule-no-vendor-prefix": true,
    "at-rule-semicolon-newline-after": "always",

    "block-closing-brace-newline-after": "always-multi-line",
    "block-closing-brace-newline-before": "always-multi-line",
    "block-closing-brace-space-after": "always-single-line",
    "block-closing-brace-space-before": "always-single-line",

    "block-no-empty": true,
    "block-no-single-line": true,

    "block-opening-brace-newline-after": "always-multi-line",
    "block-opening-brace-space-after": "always-single-line",
    "block-opening-brace-space-before": "always",

    "color-hex-case": "lower",
    "color-named": "never",
    "color-no-invalid-hex": true,

    "comment-empty-line-before": "always",
    "comment-no-empty": true,
    "comment-whitespace-inside": "always",

    "declaration-bang-space-after": "never",

    "declaration-block-no-duplicate-properties": true,
    "declaration-block-no-ignored-properties": true,
    "declaration-block-no-shorthand-property-overrides": true,

    "declaration-block-semicolon-newline-after": "always-multi-line",
    "declaration-block-semicolon-newline-before": "never-multi-line",
    "declaration-block-semicolon-space-after": "always-single-line",
    "declaration-block-semicolon-space-before": "never",

    "declaration-block-single-line-max-declarations": 1,
    "declaration-block-trailing-semicolon": "always",
    "declaration-colon-newline-after": "always-multi-line",
    "declaration-colon-space-before": "never",

    "declaration-empty-line-before": "never",

    "font-family-name-quotes": "always-where-required",
    "function-calc-no-unspaced-operator": true,

    "function-comma-newline-after": "never-multi-line",
    "function-comma-newline-before": "never-multi-line",
    "function-comma-space-after": "always-single-line",
    "function-comma-space-before": "never-single-line",

    "function-linear-gradient-no-nonstandard-direction": true,
    "function-max-empty-lines": 5,

    "function-name-case": "lower",
    "function-parentheses-newline-inside": "always-multi-line",
    "function-parentheses-space-inside": "never-single-line",
    "function-url-quotes": "always",
    "function-whitespace-after": "always",

    "length-zero-no-unit": true,

    "max-empty-lines": 10,
    "max-line-length": 180,
    "max-nesting-depth": 4,

    "media-feature-colon-space-after": "always",
    "media-feature-colon-space-before": "never",
    "media-feature-name-case": "lower",
    "media-feature-no-missing-punctuation": true,
    "media-feature-parentheses-space-inside": "never",
    "media-feature-range-operator-space-after": "always",
    "media-feature-range-operator-space-before": "always",
    "media-query-list-comma-newline-after": "always-multi-line",
    "media-query-list-comma-newline-before": "never-multi-line",
    "media-query-list-comma-space-after": "always-single-line",
    "media-query-list-comma-space-before": "never",

    "no-duplicate-selectors": true,
    "no-empty-source": true,
    "no-eol-whitespace": true,
    "no-extra-semicolons": true,
    "no-indistinguishable-colors": true,
    "no-missing-end-of-source-newline": true,
    "no-unknown-animations": true,

    "number-leading-zero": "always",
    "number-max-precision": 7,
    "number-no-trailing-zeros": true,

    "property-case": "lower",
    "property-no-unknown": true,

    "root-no-standard-properties": true,

    "rule-nested-empty-line-before": ["always", {
      ignore: ["after-comment"]
    }],

    "selector-attribute-brackets-space-inside": "never",
    "selector-attribute-operator-space-after": "never",
    "selector-attribute-operator-space-before": "never",
    "selector-attribute-quotes": "always",

    "selector-combinator-space-after": "always",
    "selector-combinator-space-before": "always",

    "selector-list-comma-newline-before": "never-multi-line",
    "selector-list-comma-space-after": "always-single-line",
    "selector-list-comma-space-before": "never",

    "selector-max-empty-lines": 5,
    "selector-max-compound-selectors": 5,

    "selector-pseudo-class-case": "lower",
    "selector-pseudo-class-no-unknown": true,
    "selector-pseudo-class-parentheses-space-inside": "never",

    "selector-pseudo-element-case": "lower",
    "selector-pseudo-element-colon-notation": "single",
    "selector-pseudo-element-no-unknown": true,

    "selector-root-no-composition": true,
    "selector-type-case": "lower",
    "selector-type-no-unknown": true,

    "shorthand-property-no-redundant-values": true,

    "string-no-newline": true,
    "string-quotes": "double",

    "unit-case": "lower",
    "unit-no-unknown": true,

    "value-list-comma-newline-after": "always-multi-line",
    "value-list-comma-newline-before": "never-multi-line",
    "value-list-comma-space-after": "always-single-line",
    "value-list-comma-space-before": "never",
    "value-no-vendor-prefix": true
  }
}