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| author | Eugen Wissner <belka@caraus.de> | 2024-08-11 13:00:01 +0200 |
|---|---|---|
| committer | Eugen Wissner <belka@caraus.de> | 2024-08-11 13:00:01 +0200 |
| commit | 42b9b671e1db2ac182ad504b14da9a0f6bb2ff1a (patch) | |
| tree | 24a832e73cd822ff6ed3d118159be20d1168b14f /lib | |
| parent | e0ca80db32c659ba79eef532af144f03a2c1b6aa (diff) | |
| download | slackbuilder-42b9b671e1db2ac182ad504b14da9a0f6bb2ff1a.tar.gz | |
Fix GHC 9.8 warnings
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/SlackBuilder/Info.hs | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/SlackBuilder/Info.hs b/lib/SlackBuilder/Info.hs index 7617e15..e2f5018 100644 --- a/lib/SlackBuilder/Info.hs +++ b/lib/SlackBuilder/Info.hs @@ -65,9 +65,11 @@ packageDownloads variableName = string (variableName <> "=\"") <* string "\"\n" hexDigit :: GenParser Word8 -hexDigit = - let digitPair = count 2 hexDigitChar - in fst . head . readHex . fmap (toEnum . fromIntegral) <$> digitPair +hexDigit = count 2 hexDigitChar + >>= extractNumber . readHex . fmap (toEnum . fromIntegral) + where + extractNumber [(number, "")] = pure number + extractNumber _ = fail "Unable to convert a 2-digit hexadecimal number" packageChecksum :: GenParser ByteString packageChecksum = ByteString.pack <$> count 16 hexDigit |