rougail-user-data-yaml/tests/invalid/results/unknown/errors.json

{
    "errors": [],
    "warnings": [
        [
            [
                "variable or family \"unknown\" does not exist so cannot load \"a_family.unknown\", it will be ignored when loading from the YAML file \"tests/invalid/unknown/00.yml\"",
                "a_family",
                null
            ]
        ]
    ]
}