some type signatures

hledger/Hledger/Cli/Balancesheet.hs

@@ -21,6 +21,7 @@ import Hledger.Cli.Options
 import Hledger.Cli.Balance
 
 
+balancesheetmode :: Mode RawOpts
 balancesheetmode = (defCommandMode $ ["balancesheet"]++aliases) {
   modeHelp = "show a balance sheet" `withAliases` aliases
  ,modeGroupFlags = Group {
@@ -60,6 +61,7 @@ withoutBeginDate ropts@ReportOpts{..} = ropts{begin_=Nothing, period_=p}
   where p = case period_ of Nothing -> Nothing
                             Just (i, DateSpan _ e) -> Just (i, DateSpan Nothing e)
 
+tests_Hledger_Cli_Balancesheet :: Test
 tests_Hledger_Cli_Balancesheet = TestList
  [
  ]

hledger/Hledger/Cli/Cashflow.hs

@@ -24,6 +24,7 @@ import Hledger.Cli.Options
 import Hledger.Cli.Balance
 
 
+cashflowmode :: Mode RawOpts
 cashflowmode = (defCommandMode ["cashflow","cf"]) {
   modeHelp = "show a cashflow statement" `withAliases` ["cf"]
  ,modeGroupFlags = Group {
@@ -57,6 +58,7 @@ Total:
 #{padleft 20 $ showMixedAmountWithoutPrice total}
 |]
 
+tests_Hledger_Cli_Cashflow :: Test
 tests_Hledger_Cli_Cashflow = TestList
  [
  ]

hledger/Hledger/Cli/Incomestatement.hs

@@ -21,6 +21,7 @@ import Hledger.Cli.Options
 import Hledger.Cli.Balance
 
 
+incomestatementmode :: Mode RawOpts
 incomestatementmode = (defCommandMode $ ["incomestatement"]++aliases) {
   modeHelp = "show an income statement" `withAliases` aliases
  ,modeGroupFlags = Group {