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remove-old-stack-work-libs.hs: need to check regexp match result

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This commit is contained in:
Jens Petersen 2020-05-19 14:08:36 +08:00
parent 86e5490e70
commit f905c9455d
1 changed files with 3 additions and 2 deletions
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5
etc/diskspace/remove-old-stack-work-libs.hs
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@ -28,8 +28,9 @@ main = do
extractNameInternal :: String -> String
extractNameInternal p =
let (name,_,internal) = p =~ "-[0-9.]+-[0-9A-Za-z]{20,22}" :: (String, String, String)
in name ++ internal
let (name,match,internal) = p =~ "-[0-9.]+-[0-9A-Za-z]{20,22}" :: (String, String, String)
in if null match || null name then error $ p ++ " not in correct name-version-hash format"
else name ++ internal
samePkgDynLib d1 d2 = pkgDynName d1 == pkgDynName d2
where