don't show trailing spaces on amountless postings

Ledger/LedgerTransaction.hs

@@ -71,14 +71,13 @@ showLedgerTransaction' elide t =
           | otherwise = map showposting ps
           where
             showposting p = showacct p ++ "  " ++ (showamount $ pamount p) ++ (showcomment $ pcomment p)
-            showpostingnoamt p = showacct p ++ "              " ++ (showcomment $ pcomment p)
+            showpostingnoamt p = rstrip $ showacct p ++ "              " ++ (showcomment $ pcomment p)
             showacct p = "    " ++ showstatus p ++ (showaccountname $ paccount p)
             showamount = printf "%12s" . showMixedAmount
             showaccountname s = printf "%-34s" s
             showcomment s = if (length s) > 0 then "  ; "++s else ""
-            showstatus p = case pstatus p of
-                       True -> "* "
-                       False -> ""
+            showstatus p = if pstatus p then "* " else ""
+            rstrip = reverse . dropWhile (== ' ') . reverse
 
 isLedgerTransactionBalanced :: LedgerTransaction -> Bool
 isLedgerTransactionBalanced (LedgerTransaction {ltpostings=ps}) = 

Tests.hs

@@ -748,6 +748,9 @@ tests = [
 
   ,"show hours" ~: show (hours 1) ~?= "1.0h"
 
+  ,"showLedgerTransaction" ~: do
+     showLedgerTransaction entry1 `is` entry1_str
+
   ,"smart dates" ~: do
     let str `gives` datestr = fixSmartDateStr (parsedate "2008/11/26") str `is` datestr
     "1999-12-02"   `gives` "1999/12/02"
@@ -915,8 +918,8 @@ rawposting1 = Posting False "expenses:food:dining" (Mixed [dollars 10]) "" Regul
 
 entry1_str = unlines
  ["2007/01/28 coopportunity"
- ,"  expenses:food:groceries                 $47.18"
- ,"  assets:checking"
+ ,"    expenses:food:groceries                   $47.18"
+ ,"    assets:checking"
  ,""
  ]