yesod-dsl-0.1.1.19: codegen/class-select-entity.cg
result_~{entityName e} <- select $ from $ \e -> do
let _ = e ^. ~{entityName e}Id
~{maybeFilter e}
return e
result_~{entityName e} <- select $ from $ \e -> do
let _ = e ^. ~{entityName e}Id
~{maybeFilter e}
return e