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authorGravatar Joey Hess <joeyh@joeyh.name>2016-11-15 21:29:54 -0400
committerGravatar Joey Hess <joeyh@joeyh.name>2016-11-15 21:29:54 -0400
commit381766efcdddb4c8706408a90c515470a6aa43a7 (patch)
treedda693b36724839ff2daff0e0766b7bdd883ea2c /Command/ReKey.hs
parent27fafd61c39f8436e19e8fd449b5851ead10bbd1 (diff)
Avoid backtraces on expected failures when built with ghc 8; only use backtraces for unexpected errors.
ghc 8 added backtraces on uncaught errors. This is great, but git-annex was using error in many places for a error message targeted at the user, in some known problem case. A backtrace only confuses such a message, so omit it. Notably, commands like git annex drop that failed due to eg, numcopies, used to use error, so had a backtrace. This commit was sponsored by Ethan Aubin.
Diffstat (limited to 'Command/ReKey.hs')
-rw-r--r--Command/ReKey.hs4
1 files changed, 2 insertions, 2 deletions
diff --git a/Command/ReKey.hs b/Command/ReKey.hs
index 4d2039530..51f9f6fe1 100644
--- a/Command/ReKey.hs
+++ b/Command/ReKey.hs
@@ -33,7 +33,7 @@ seek = withPairs start
start :: (FilePath, String) -> CommandStart
start (file, keyname) = ifAnnexed file go stop
where
- newkey = fromMaybe (error "bad key") $ file2key keyname
+ newkey = fromMaybe (giveup "bad key") $ file2key keyname
go oldkey
| oldkey == newkey = stop
| otherwise = do
@@ -46,7 +46,7 @@ perform file oldkey newkey = do
( unlessM (linkKey file oldkey newkey) $
error "failed"
, unlessM (Annex.getState Annex.force) $
- error $ file ++ " is not available (use --force to override)"
+ giveup $ file ++ " is not available (use --force to override)"
)
next $ cleanup file oldkey newkey