opaleye-0.7.3.0: src/Opaleye/Label.hs

module Opaleye.Label (
  label
  ) where

import qualified Opaleye.Internal.PrimQuery as PQ
import qualified Opaleye.Internal.QueryArr as Q
import qualified Opaleye.Select            as S

-- | Add a commented label to the generated SQL.
label :: String -> S.SelectArr a b -> S.SelectArr a b
label = Q.mapPrimQuery . PQ.Label