params conf = fromMaybe [] <$> optional 
              (ircSpaces1 conf >> paramParser conf `sepBy` ircSpaces1 conf) 
              <?> "params list"
params conf = fromMaybe [] <$> optional 
              (ircSpaces1 conf >> paramParser conf `sepBy` ircSpaces1 conf) 
              <?> "params list"
params conf = fromMaybe [] <$> optional 
              (ircSpaces1 conf >> paramParser conf `sepBy` ircSpaces1 conf) 
              <?> "params list"