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authorGravatar Joey Hess <joey@kitenet.net>2012-10-28 22:09:09 -0400
committerGravatar Joey Hess <joey@kitenet.net>2012-10-28 22:09:09 -0400
commit9dd50063b98020add52672864922308ebb479280 (patch)
tree2d6af9da19692c7a416f8ff897e2a3d73e406a73 /Usage.hs
parent6ea085e7fe12d6c9743b1634cb5f7c4e622ebc3f (diff)
more indentation. must stop.
Diffstat (limited to 'Usage.hs')
-rw-r--r--Usage.hs48
1 files changed, 24 insertions, 24 deletions
diff --git a/Usage.hs b/Usage.hs
index 66fb55690..fc62bf5d2 100644
--- a/Usage.hs
+++ b/Usage.hs
@@ -23,30 +23,30 @@ usage header cmds commonoptions = unlines $
, "Commands:"
, ""
] ++ cmdlines
- where
- -- To get consistent indentation of options, generate the
- -- usage for all options at once. A command's options will
- -- be displayed after the command.
- alloptlines = filter (not . null) $
- lines $ usageInfo "" $
- concatMap cmdoptions scmds ++ commonoptions
- (cmdlines, optlines) = go scmds alloptlines []
- go [] os ls = (ls, os)
- go (c:cs) os ls = go cs os' (ls++(l:o))
- where
- (o, os') = splitAt (length $ cmdoptions c) os
- l = concat
- [ cmdname c
- , namepad (cmdname c)
- , cmdparamdesc c
- , descpad (cmdparamdesc c)
- , cmddesc c
- ]
- pad n s = replicate (n - length s) ' '
- namepad = pad $ longest cmdname + 1
- descpad = pad $ longest cmdparamdesc + 2
- longest f = foldl max 0 $ map (length . f) cmds
- scmds = sort cmds
+ where
+ -- To get consistent indentation of options, generate the
+ -- usage for all options at once. A command's options will
+ -- be displayed after the command.
+ alloptlines = filter (not . null) $
+ lines $ usageInfo "" $
+ concatMap cmdoptions scmds ++ commonoptions
+ (cmdlines, optlines) = go scmds alloptlines []
+ go [] os ls = (ls, os)
+ go (c:cs) os ls = go cs os' (ls++(l:o))
+ where
+ (o, os') = splitAt (length $ cmdoptions c) os
+ l = concat
+ [ cmdname c
+ , namepad (cmdname c)
+ , cmdparamdesc c
+ , descpad (cmdparamdesc c)
+ , cmddesc c
+ ]
+ pad n s = replicate (n - length s) ' '
+ namepad = pad $ longest cmdname + 1
+ descpad = pad $ longest cmdparamdesc + 2
+ longest f = foldl max 0 $ map (length . f) cmds
+ scmds = sort cmds
{- Descriptions of params used in usage messages. -}
paramPaths :: String