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-rw-r--r--src/Haddock/Options.hs16
1 files changed, 10 insertions, 6 deletions
diff --git a/src/Haddock/Options.hs b/src/Haddock/Options.hs
index 4e42fd32..46f9def7 100644
--- a/src/Haddock/Options.hs
+++ b/src/Haddock/Options.hs
@@ -126,7 +126,7 @@ options backwardsCompat =
Option ['t'] ["title"] (ReqArg Flag_Heading "TITLE")
"page heading",
Option ['q'] ["qual"] (ReqArg Flag_Qualification "QUAL")
- "qualification of names, one of \n'none' (default), 'full', 'local'\nor 'relative'",
+ "qualification of names, one of \n'none' (default), 'full', 'local'\n'relative' or 'aliased'",
Option ['?'] ["help"] (NoArg Flag_Help)
"display this help and exit",
Option ['V'] ["version"] (NoArg Flag_Version)
@@ -229,13 +229,17 @@ optLaTeXStyle :: [Flag] -> Maybe String
optLaTeXStyle flags = optLast [ str | Flag_LaTeXStyle str <- flags ]
-qualification :: [Flag] -> Qualification
+qualification :: [Flag] -> Either String QualOption
qualification flags =
case map (map Char.toLower) [ str | Flag_Qualification str <- flags ] of
- "full":_ -> FullQual
- "local":_ -> LocalQual Nothing
- "relative":_ -> RelativeQual Nothing
- _ -> NoQual
+ [] -> Right OptNoQual
+ ["none"] -> Right OptNoQual
+ ["full"] -> Right OptFullQual
+ ["local"] -> Right OptLocalQual
+ ["relative"] -> Right OptRelativeQual
+ ["aliased"] -> Right OptAliasedQual
+ [arg] -> Left $ "unknown qualification type " ++ show arg
+ _:_ -> Left "qualification option given multiple times"
verbosity :: [Flag] -> Verbosity