def check_version.of
import bendonnect-rpc@0.1.0.0/src/protocol.bend as Protocolimport Base
182def check_version.of(v: Maybe<&2, String>) -> Result<&2, &1, Reject, Unit>:
183 match v:
184 case None{}:
185 Done{Unit{}}
186 case Some{s}:
187 version_ok(String.eq(s, "1"))