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Expose D.B.Internal.{create,unsafeCreate}UptoN' #245

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Jul 17, 2020
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Expose D.B.Internal.{create,unsafeCreate}UptoN' #245

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ea5ce08
Expose D.B.Internal.{create,unsafeCreate}UptoN'
sjakobi Jul 4, 2020
82641fb
Remove double spaces
sjakobi Jul 4, 2020
7110e3b
Improve documenation
sjakobi Jul 13, 2020
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5 changes: 5 additions & 0 deletions Data/ByteString/Internal.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -38,10 +38,12 @@ module Data.ByteString.Internal (
-- * Low level imperative construction
create, -- :: Int -> (Ptr Word8 -> IO ()) -> IO ByteString
createUptoN, -- :: Int -> (Ptr Word8 -> IO Int) -> IO ByteString
createUptoN', -- :: Int -> (Ptr Word8 -> IO (Int, a)) -> IO (ByteString, a)
createAndTrim, -- :: Int -> (Ptr Word8 -> IO Int) -> IO ByteString
createAndTrim', -- :: Int -> (Ptr Word8 -> IO (Int, Int, a)) -> IO (ByteString, a)
unsafeCreate, -- :: Int -> (Ptr Word8 -> IO ()) -> ByteString
unsafeCreateUptoN, -- :: Int -> (Ptr Word8 -> IO Int) -> ByteString
unsafeCreateUptoN', -- :: Int -> (Ptr Word8 -> IO (Int, a)) -> (ByteString, a)
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mallocByteString, -- :: Int -> IO (ForeignPtr a)

-- * Conversion to and from ForeignPtrs
Expand Down Expand Up @@ -371,6 +373,7 @@ unsafeCreateUptoN :: Int -> (Ptr Word8 -> IO Int) -> ByteString
unsafeCreateUptoN l f = unsafeDupablePerformIO (createUptoN l f)
{-# INLINE unsafeCreateUptoN #-}

-- | @since 0.10.12.0
unsafeCreateUptoN' :: Int -> (Ptr Word8 -> IO (Int, a)) -> (ByteString, a)
unsafeCreateUptoN' l f = unsafeDupablePerformIO (createUptoN' l f)
{-# INLINE unsafeCreateUptoN' #-}
Expand All @@ -393,6 +396,8 @@ createUptoN l f = do
{-# INLINE createUptoN #-}

-- | Create ByteString of up to size @l@ and use action @f@ to fill it's contents which returns its true size.
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--
-- @since 0.10.12.0
createUptoN' :: Int -> (Ptr Word8 -> IO (Int, a)) -> IO (ByteString, a)
createUptoN' l f = do
fp <- mallocByteString l
Expand Down