Making cabalDependPackages pure.

2013-03-01 12:21:42 +09:00
parent 14ea5a6d71
commit 431e3fa904
3 changed files with 5 additions and 4 deletions
--- a/CabalApi.hs
+++ b/CabalApi.hs
@@ -48,8 +48,8 @@ allDependsOfDescription pd =
 getDependencyPackageName :: Dependency -> String
 getDependencyPackageName (Dependency (PackageName n) _) = n

-cabalDependPackages :: GenericPackageDescription -> IO [String]
+cabalDependPackages :: GenericPackageDescription -> [String]
 cabalDependPackages =
-  return . toList . fromList
+  toList . fromList
  . map getDependencyPackageName
  . allDependsOfDescription