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Add decodeUtf8Lenient for lazy Text #690

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Merged
Lysxia merged 1 commit into from
Jan 22, 2026
+11 −1
Merged

Add decodeUtf8Lenient for lazy Text #690

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12 changes: 11 additions & 1 deletion src/Data/Text/Lazy/Encoding.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ module Data.Text.Lazy.Encoding
-- ** Total Functions #total#
-- $total
decodeLatin1
, decodeUtf8Lenient

-- *** Catchable failure
, decodeUtf8'
Expand Down Expand Up @@ -58,7 +59,7 @@ module Data.Text.Lazy.Encoding

import Control.Exception (evaluate, try)
import Data.Monoid (Monoid(..))
import Data.Text.Encoding.Error (OnDecodeError, UnicodeException, strictDecode)
import Data.Text.Encoding.Error (OnDecodeError, UnicodeException, strictDecode, lenientDecode)
import Data.Text.Internal.Lazy (Text(..), chunk, empty, foldrChunks)
import Data.Word (Word8)
import qualified Data.ByteString.Builder as B
Expand Down Expand Up @@ -144,6 +145,15 @@ decodeUtf8' bs = unsafeDupablePerformIO $ do
rnf (Chunk _ ts) = rnf ts
{-# INLINE decodeUtf8' #-}

-- | Decode a lazy 'ByteString' containing UTF-8 encoded text.
--
-- Any invalid input bytes will be replaced with the Unicode replacement
-- character U+FFFD.
--
-- @since 2.1.4
decodeUtf8Lenient :: B.ByteString -> Text
decodeUtf8Lenient = decodeUtf8With lenientDecode

-- | Encode text using UTF-8 encoding.
encodeUtf8 :: Text -> B.ByteString
encodeUtf8 = foldrChunks (B.Chunk . TE.encodeUtf8) B.Empty
Expand Down