    -- | This module implements SPDX specification version 2.1 with a version 3.0 license list.
    --
    -- Specification is available on <https://spdx.org/specifications>
    module Distribution.SPDX
      ( -- * License
        License (..)

        -- * License expression
      , LicenseExpression (..)
      , SimpleLicenseExpression (..)
      , simpleLicenseExpression

        -- * License identifier
      , LicenseId (..)
      , licenseId
      , licenseName
      , licenseIsOsiApproved
      , mkLicenseId
      , licenseIdList

        -- * License exception
      , LicenseExceptionId (..)
      , licenseExceptionId
      , licenseExceptionName
      , mkLicenseExceptionId
      , licenseExceptionIdList

        -- * License reference
      , LicenseRef
      , licenseRef
      , licenseDocumentRef
      , mkLicenseRef
      , mkLicenseRef'

        -- * License list version
      , LicenseListVersion (..)
      , cabalSpecVersionToSPDXListVersion
      ) where

    import Distribution.SPDX.License
    import Distribution.SPDX.LicenseExceptionId
    import Distribution.SPDX.LicenseExpression
    import Distribution.SPDX.LicenseId
    import Distribution.SPDX.LicenseListVersion
    import Distribution.SPDX.LicenseReference