def split.add
import bendonnect-rpc@0.1.0.0/src/metadata.bend as Metadataimport Base
23def split.add(take: Bool, +want: Bool, +k: String, v: List<&2, String>, acc: Map<&2, List<&2, String>>) -> Map<&2, List<&2, String>>:
24 match take:
25 case False{}:
26 acc
27 case True{}:
28 Map.set(&2, List<&2, String>, acc, Bool.pick(String, want, String.drop(k, 8n), k), v)