cue eval --with-context -l '"\(path.Ext(filename)):\(index+1)/\(recordCount)"' -l 'data["@name"]' -s services.jsonl
cmp stdout expect-stdout
-- expect-stdout --
".jsonl:1/3": elem1: {
    kind:    "Service"
    "@name": "elem1"
}
".jsonl:2/3": elem2: {
    kind:    "Deployment"
    "@name": "elem2"
}
".jsonl:3/3": elem3: {
    kind:    "Service"
    "@name": "elem3"
}
-- services.jsonl --
{
    "kind": "Service",
    "@name": "elem1"
}
{
    "kind": "Deployment",
    "@name": "elem2"
}
{
    "kind": "Service",
    "@name": "elem3"
}
-- cue.mod --