css-mixins.json

{
  "spec": {
    "title": "CSS Functions and Mixins Module",
    "url": "https://drafts.csswg.org/css-mixins-1/"
  },
  "properties": [],
  "atrules": [
    {
      "name": "@function",
      "href": "https://drafts.csswg.org/css-mixins-1/#at-ruledef-function",
      "descriptors": [
        {
          "name": "result",
          "href": "https://drafts.csswg.org/css-mixins-1/#descdef-function-result",
          "for": "@function",
          "value": "<declaration-value>?",
          "initial": "n/a (see prose)"
        }
      ],
      "value": "@function <function-token> <function-parameter>#? ) [ returns <css-type> ]? { <declaration-rule-list> }",
      "values": [
        {
          "name": "type()",
          "href": "https://drafts.csswg.org/css-mixins-1/#funcdef-function-type",
          "type": "function",
          "value": "type( <syntax> )"
        }
      ]
    }
  ],
  "selectors": [],
  "values": [
    {
      "name": "<function-parameter>",
      "href": "https://drafts.csswg.org/css-mixins-1/#typedef-function-parameter",
      "type": "type",
      "value": "<custom-property-name> <css-type>? [ : <declaration-value> ]?"
    },
    {
      "name": "<css-type>",
      "href": "https://drafts.csswg.org/css-mixins-1/#typedef-css-type",
      "type": "type",
      "value": "<syntax-component> | <type()>"
    },
    {
      "name": "<dashed-function>",
      "prose": "A <dashed-function> is a functional notation whose function name starts with two dashes (U+002D HYPHEN-MINUS). Its syntax is:",
      "href": "https://drafts.csswg.org/css-mixins-1/#typedef-dashed-function",
      "type": "type"
    }
  ]
}