def table.at
import bend-kit-http2@0.4.0.0/hpack.bend as Hpackimport Base
203def table.at(xs: List<&2, Field>, n: Nat) -> Maybe<&2, Field>:
204 match xs n:
205 case Nil{} _:
206 None{}
207 case Con{+field, tail} 0n:
208 Some{field}
209 case Con{field, tail} 1n+p:
210 table.at(tail, p)