get rid of cacheLedgerAndDo

Ledger.hs

@@ -37,10 +37,7 @@ instance Show Ledger where
 -- | at startup, to improve performance, we refine the parsed ledger entries:
 -- 1. filter based on account/description patterns, if any
 -- 2. cache per-account info
--- also, figure out the precision(s) to use
-cacheLedgerAndDo :: LedgerFile -> (Regex,Regex) -> (Ledger -> IO ()) -> IO ()
-cacheLedgerAndDo l pats cmd = do cmd $ cacheLedger l pats
-
+-- 3. figure out the precision(s) to use
 cacheLedger :: LedgerFile -> (Regex,Regex) -> Ledger
 cacheLedger l pats = 
     let 

Parse.hs

@@ -123,13 +123,7 @@ parseLedgerAndDo opts pats cmd = do
     path <- ledgerFilePath opts
     parsed <- parseLedgerFile path
     case parsed of Left err -> parseError err
-                   Right l -> cacheLedgerAndDo l pats cmd
-
--- do some action with the ledger parse result, or report a parse error
--- withParsedLedgerOrErrorDo :: (Either ParseError LedgerFile) -> (Regex,Regex) -> (Ledger -> IO ()) -> IO ()
--- withParsedLedgerOrErrorDo parsed pats cmd = do
---   case parsed of Left err -> parseError err
---                  Right l -> cacheLedgerAndDo l pats cmd
+                   Right l -> cmd $ cacheLedger l pats
 
 parseLedgerFile :: String -> IO (Either ParseError LedgerFile)
 parseLedgerFile "-" = fmap (parse ledgerfile "-") $ hGetContents stdin