From 6a896ce88ec2a8840e28141a8e40334438058869 Mon Sep 17 00:00:00 2001
From: Teo Camarasu <teofilcamarasu@gmail.com>
Date: Mon, 25 Sep 2023 16:57:07 +0100
Subject: [PATCH] hadrian: better error for failing to find file's dependencies
Resolves #24004
---
hadrian/src/Hadrian/Oracles/TextFile.hs | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hadrian/src/Hadrian/Oracles/TextFile.hs b/hadrian/src/Hadrian/Oracles/TextFile.hs
index 9ab35142a44e..ebdfe31a168b 100644
--- a/hadrian/src/Hadrian/Oracles/TextFile.hs
+++ b/hadrian/src/Hadrian/Oracles/TextFile.hs
@@ -82,8 +82,8 @@ lookupDependencies depFile file = do
| otherwise = 1
deps <- fmap (sortOn weigh) <$> lookupValues depFile file
case deps of
- Nothing -> error $ "No dependencies found for file " ++ quote file
- Just [] -> error $ "No source file found for file " ++ quote file
+ Nothing -> error $ "No dependencies found for file " ++ quote file ++ " in " ++ quote depFile
+ Just [] -> error $ "No source file found for file " ++ quote file ++ " in " ++ quote depFile
Just (source : files) -> return (source, files)
-- | Parse a target from a text file, tracking the result. The file is expected
--
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