CSS.PseudoElementMatches

{
  "id": "PseudoElementMatches",
  "description": "CSS rule collection for a single pseudo style.",
  "type": "object",
  "properties": [
    {
      "name": "pseudoType",
      "description": "Pseudo element type.",
      "$ref": "DOM.PseudoType"
    },
    {
      "name": "matches",
      "description": "Matches of CSS rules applicable to the pseudo style.",
      "type": "array",
      "items": {
        "$ref": "RuleMatch"
      }
    }
  ]
}