{
  "for": [
    "/req/formats/identifiers"
  ],
  "purpose": "An unquoted `openapi: 3.0` is the number 3, whose string form is `3`, so the document is `oas3` but not `oas3_0`.",
  "ruleset": "ruleset.yaml",
  "document": "document.yaml",
  "expect": {
    "results": [
      {
        "code": "is-oas3"
      }
    ]
  }
}