:: HistoryItem = {line :: String, timestamp :: String}
:: HistoryState = {entries :: [HistoryItem], offset :: Int, flags :: Int}
instance toString HistoryItem
instance toString HistoryState
:: HistoryItem = {line :: String, timestamp :: String}
:: HistoryState = {entries :: [HistoryItem], offset :: Int, flags :: Int}
instance toString HistoryItem
instance toString HistoryState