def unexpected

bend-kit-migrate@0.3.0.0 · migrate.bend:476

import Base

476# A field that this version does not define.
477def unexpected(m: Maybe<&1, Scalar>, k: Key) -> Result<&1, &1, Error, Unit>:
478  match m:
479    case None{}:
480      Done{Unit{}}
481    case Some{s}:
482      Fail{Unexpected{k}}