Data/Array/Unsafe.hs

    -----------------------------------------------------------------------------
    -- |
    -- Module      :  Data.Array.Unsafe
    -- Copyright   :  (c) The University of Glasgow 2011
    -- License     :  BSD-style (see the file libraries/base/LICENSE)
    --
    -- Maintainer  :  libraries@haskell.org
    -- Stability   :  experimental
    -- Portability :  non-portable (uses Data.Array.MArray)
    --
    -- Contains the various unsafe operations that can be performed
    -- on arrays.
    --
    -- @since 0.4.0.0
    -----------------------------------------------------------------------------

    module Data.Array.Unsafe (
        -- * Unsafe operations
        castSTUArray,  -- :: STUArray s i a -> ST s (STUArray s i b)
        castIOUArray,  -- :: IOUArray i a -> IO (IOUArray i b)

        unsafeFreeze,  -- :: (Ix i, MArray a e m, IArray b e) => a i e -> m (b i e)
        unsafeThaw,    -- :: (Ix i, IArray a e, MArray b e m) => a i e -> m (b i e)

        unsafeForeignPtrToStorableArray -- :: Ix i => ForeignPtr e -> (i,i)
                                        --         -> IO (StorableArray i e)
      ) where

    import Data.Array.Base ( castSTUArray, unsafeFreeze, unsafeThaw )
    import Data.Array.IO.Internals ( castIOUArray )
    import Data.Array.Storable.Internals ( unsafeForeignPtrToStorableArray )