pint.ok --no-color -l debug lint rules
! stdout .
cmp stderr stderr.txt

-- stderr.txt --
level=info msg="Loading configuration file" path=.pint.hcl
level=debug msg="File parsed" path=rules/rules.yml rules=4
level=debug msg="Found recording rule" lines=1-2 path=rules/rules.yml record=ignore
level=debug msg="Configured checks for rule" enabled=["promql/syntax","alerts/for","alerts/comparison","alerts/template","promql/fragile","promql/regexp"] path=rules/rules.yml rule=ignore
level=debug msg="Found recording rule" lines=4-7 path=rules/rules.yml record=match
level=debug msg="Configured checks for rule" enabled=["promql/syntax","alerts/for","alerts/comparison","alerts/template","promql/fragile","promql/regexp","promql/aggregate(job:true)"] path=rules/rules.yml rule=match
level=debug msg="Found alerting rule" alert=ignore lines=9-10 path=rules/rules.yml
level=debug msg="Configured checks for rule" enabled=["promql/syntax","alerts/for","alerts/comparison","alerts/template","promql/fragile","promql/regexp"] path=rules/rules.yml rule=ignore
level=debug msg="Found alerting rule" alert=match lines=12-15 path=rules/rules.yml
level=debug msg="Configured checks for rule" enabled=["promql/syntax","alerts/for","alerts/comparison","alerts/template","promql/fragile","promql/regexp","promql/aggregate(job:true)"] path=rules/rules.yml rule=match
rules/rules.yml:5: job label is required and should be preserved when aggregating "^.*$" rules, use by(job, ...) (promql/aggregate)
 5 |   expr: sum(foo)

rules/rules.yml:13: job label is required and should be preserved when aggregating "^.*$" rules, use by(job, ...) (promql/aggregate)
 13 |   expr: sum(foo) > 0

level=info msg="Problems found" Warning=2
-- rules/rules.yml --
- record: ignore
  expr: sum(foo)

- record: match
  expr: sum(foo)
  labels:
    foo: bar

- alert: ignore
  expr: sum(foo) > 0

- alert: match
  expr: sum(foo) > 0
  labels:
    foo: bar

-- .pint.hcl --
parser {
  relaxed = [".*"]
}
rule {
    match {
      label "foo" {
        value = "bar"
      }
    }
    aggregate ".*" {
        keep     = [ "job" ]
        severity = "warning"
    }
}
