def fields.of
import emerging-ezhttp@0.21.0.0/src/http.bend as Httpimport Base
608# the headers that name one field, in order
609def fields.of(+f: Field, hs: List<&2, Header>) -> List<&2, Header>:
610 match hs:
611 case []:
612 []
613 case +h <> t:
614 fields.put(field.same(f, header.field(h)), h, fields.of(f, t))