def fields.put
import emerging-ezhttp@0.21.0.0/src/http.bend as Httpimport Base
599# keep a header in front of the rest, or not
600def fields.put(keep: Bool, h: Header, rest: List<&2, Header>)
601 -> List<&2, Header>:
602 match keep:
603 case True{}:
604 h <> rest
605 case False{}:
606 rest