.stylelintrc.yml

# Stylelint 14.1.0
customSyntax: postcss-less
rules:

  # allow lists / regexp
  custom-media-pattern: null
  custom-property-pattern: null
  selector-class-pattern: null
  selector-id-pattern: null
  unit-disallowed-list:
    -
      - cm
      - in
      - mm
      - mozmm
      - pc
      - pt
      - px
      - q
    - ignoreMediaFeatureNames:
        px:
          - min-width
          - max-width

  # rules
  at-rule-empty-line-before: null
  at-rule-name-case: lower
  at-rule-name-newline-after: null
  at-rule-name-space-after: always-single-line
  at-rule-no-vendor-prefix: true
  at-rule-semicolon-newline-after: always
  at-rule-semicolon-space-before: never
  block-closing-brace-empty-line-before: null
  block-closing-brace-newline-after: always
  block-closing-brace-newline-before: always-multi-line
  block-closing-brace-space-after: null
  block-closing-brace-space-before: always-single-line
  block-opening-brace-newline-after: always-multi-line
  block-opening-brace-newline-before: null
  block-opening-brace-space-after: always-single-line
  block-opening-brace-space-before: null
  block-no-empty:
    - true
    - severity: warning
  # color-function-notation: modern
  color-hex-case: upper
  color-hex-length: short
  color-named:
    - always-where-possible
  color-no-hex: null
  color-no-invalid-hex: true
  comment-empty-line-before: null
  comment-whitespace-inside: always
  comment-no-empty: true
  custom-property-empty-line-before: null
  custom-property-no-missing-var-function: true
  declaration-bang-space-after: never
  declaration-bang-space-before: always
  declaration-block-no-duplicate-custom-properties: true
  declaration-block-no-duplicate-properties:
    - true
    - ignore:
      - consecutive-duplicates-with-different-values
  declaration-block-no-redundant-longhand-properties: null
  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: 3
  declaration-block-trailing-semicolon: always
  declaration-colon-newline-after: always-multi-line
  declaration-colon-space-after: null
  declaration-colon-space-before: null
  declaration-empty-line-before: null
  declaration-no-important:
    - true
    - severity: warning
  font-family-name-quotes: always-where-recommended
  font-family-no-duplicate-names: true
  font-family-no-missing-generic-family-keyword: true
  font-weight-notation: named-where-possible
  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
  function-comma-space-before: never
  function-linear-gradient-no-nonstandard-direction: true
  function-max-empty-lines: 0
  function-name-case: lower
  function-parentheses-newline-inside: never-multi-line
  function-parentheses-space-inside: never
  function-url-no-scheme-relative: null
  function-url-quotes: never
  function-whitespace-after: always
  indentation:
    - 2
    - indentClosingBrace: false
  keyframe-declaration-no-important: true
  keyframes-name-pattern: null
  length-zero-no-unit: null
  linebreaks: null
  max-empty-lines: 2
  max-line-length:
    - 100
    - ignore:
      - comments
  max-nesting-depth:
    - 2
    - severity: warning
  media-feature-colon-space-after: always
  media-feature-colon-space-before: never
  media-feature-name-case: lower
  media-feature-name-no-unknown: true
  media-feature-name-no-vendor-prefix: 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
  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
  named-grid-areas-no-invalid: true
  no-descending-specificity:
    - true
    - ignore: ["selectors-within-list"]
    - severity: warning
  no-duplicate-at-import-rules: true
  no-duplicate-selectors: true
  no-empty-first-line: true
  no-empty-source: true
  no-eol-whitespace: true
  no-extra-semicolons: true
  no-invalid-double-slash-comments: true
  no-invalid-position-at-import-rule: true
  no-irregular-whitespace: true
  no-missing-end-of-source-newline: true
  no-unknown-animations: true
  number-leading-zero: always
  number-max-precision: 4
  number-no-trailing-zeros: true
  property-case: lower
  property-no-unknown: true
  property-no-vendor-prefix: true
  rule-empty-line-before:
    - always-multi-line
    - ignore:
      - after-comment
      - inside-block
  selector-attribute-brackets-space-inside: never
  selector-attribute-operator-space-after: never
  selector-attribute-operator-space-before: never
  selector-attribute-quotes: null
  selector-combinator-space-after: always
  selector-combinator-space-before: always
  selector-descendant-combinator-no-non-space: true
  selector-list-comma-newline-after: always-multi-line
  selector-list-comma-newline-before: never-multi-line
  selector-list-comma-space-after: always-single-line
  selector-list-comma-space-before: never
  selector-max-attribute: null
  selector-max-class:
    - 3
    - severity: warning
  selector-max-combinators:
    - 2
    - severity: warning
  selector-max-compound-selectors:
    - 3
    - severity: warning
  selector-max-empty-lines: 2
  selector-max-id: 1
  selector-max-pseudo-class: null
  selector-max-specificity:
    - '1,3,1'
    - severity: warning
  selector-max-type:
    - 2
    - severity: warning
  selector-max-universal: 1
  selector-nested-pattern: null
  selector-no-qualifying-type:
    - true
    - ignore:
      - attribute
  selector-no-vendor-prefix: true
  selector-pseudo-class-case: lower
  selector-pseudo-class-no-unknown:
    - true
    - ignorePseudoClasses:
        - first
  selector-pseudo-class-parentheses-space-inside: never
  selector-pseudo-element-case: lower
  selector-pseudo-element-colon-notation: double
  selector-pseudo-element-no-unknown: true
  selector-type-case: lower
  selector-type-no-unknown:
    - true
    - ignore: ['custom-elements']
  shorthand-property-no-redundant-values: true
  string-no-newline: true
  string-quotes:
    - single
    - avoidEscape: true
  time-min-milliseconds: 100
  unicode-bom: never
  unit-case: lower
  unit-no-unknown: true
  value-keyword-case:
    - lower
    - ignoreProperties:
      - /^--/
  value-list-comma-newline-after: null
  value-list-comma-newline-before: never-multi-line
  value-list-comma-space-after: null
  value-list-comma-space-before: never
  value-list-max-empty-lines: 0
  value-no-vendor-prefix: true