.stylelintrc

defaultSeverity: warning
extends:
  - stylelint-config-standard
  - stylelint-config-recommended
  - stylelint-config-sass-guidelines
plugins:
  - stylelint-scss
rules:
  # Line Spacing
  at-rule-empty-line-before:
    - always
    - ignore:
        - after-comment
        - first-nested
        - inside-block

# Disallows
selector-max-id: 2
comment-no-empty: true
declaration-block-no-duplicate-properties: true
block-no-empty:
  - true
  - ignore:
      - comments
no-descending-specificity:
  - true
  - ignore:
      - selectors-within-list
no-extra-semicolons: true
color-no-invalid-hex: true
number-no-trailing-zeros: true
length-zero-no-unit: true
scss/at-extend-no-missing-placeholder: null
selector-no-qualifying-type:
  - true
  - ignore: [ "attribute","class", "id" ]
property-no-unknown:
  - true
  - ignoreProperties:
      - 'box-orient'

# Nesting
max-nesting-depth:
  - 5
  - ignore: [ 'blockless-at-rules', 'pseudo-classes' ]

# Name Formats
selector-class-pattern: ^[A-Z].*$
scss/at-mixin-pattern: ^[A-Z].*$

# Style Guide
indentation: 4
color-named: 'never'
declaration-block-trailing-semicolon: always
unit-case: lower
color-hex-case: lower
number-leading-zero: always
unit-no-unknown:
  - true
  - ignoreUnits:
      - /^[-+][\d$(]/
font-family-no-duplicate-names: true
string-quotes: single
selector-max-compound-selectors: 6

# Inner Spacing
function-calc-no-unspaced-operator: true
declaration-block-semicolon-newline-after: always
block-opening-brace-space-before: always
block-opening-brace-newline-after: always
block-closing-brace-newline-after: always
declaration-bang-space-after: never
declaration-colon-space-after: always

# Final Items
scss/at-import-partial-extension-blacklist: [ /css/ ]