def cdn.at
import cswap-bend-cli@0.1.0.0/policy/pick.bend as Pickimport Base
import cswap-bend-cli@0.1.0.0/policy/types.bend as T
164def cdn.at(+m: Maybe<&2, Nat>, +f: Fam, +a: T.Account, +rk: Rk) -> Maybe<&2, RH>:
165 match m:
166 case None{}:
167 None{}
168 case Some{h}:
169 cdn.fam(rk, f, h, a)