From c6e6293bb3a93816a2dbc3e19ab48d8b4695b964 Mon Sep 17 00:00:00 2001
From: stuebinm <stuebinm@disroot.org>
Date: Sun, 28 Nov 2021 15:03:28 +0100
Subject: [PATCH] =?UTF-8?q?print=20aeson=20warning=20to=20stderr,=20not=20?=
=?UTF-8?q?stdout=20=E2=80=A6?=
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---
src/Main.hs | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/Main.hs b/src/Main.hs
index 0315be4..d115660 100644
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -21,6 +21,7 @@ import LintConfig (LintConfig (..), patch)
import Types (Level (..))
import Util (printPretty)
import WriteRepo (writeAdjustedRepository)
+import System.IO (hPutStrLn, stderr)
-- | the options this cli tool can take
data Options = Options
@@ -87,7 +88,7 @@ printLB a = putStrLn $ C8.unpack $ LB.toStrict a
-- cf. https://frasertweedale.github.io/blog-fp/posts/2021-10-12-aeson-hash-flooding-protection.html
aesonWarning :: IO ()
aesonWarning = case coercionToHashMap of
- Just _ -> putStrLn
+ Just _ -> hPutStrLn stderr
"Warning: this program was compiled using an older version of the Aeson Library\n\
\used for parsing JSON, which is susceptible to hash flooding attacks.\n\
\n\
--
GitLab