{motive : Lean.Elab.Command.ComputedFieldView → Sort u} →
  (t : Lean.Elab.Command.ComputedFieldView) →
    ((ref modifiers : Lean.Syntax) →
        (fieldId : Lean.Name) →
          (type : Lean.Term) →
            (matchAlts : Lean.TSyntax `Lean.Parser.Term.matchAlts) →
              motive { ref := ref, modifiers := modifiers, fieldId := fieldId, type := type, matchAlts := matchAlts }) →
      motive t