buildbox-18.104.22.168: Rehackable components for writing buildbots and test harnesses.
When the output of a command is long, keeping it as a String is a bad idea.
type Log = Seq LineSource
A sequence of lines, without newline charaters on the end.
type Line = ByteStringSource
empty :: LogSource
O(1) No logs here.
null :: Log -> BoolSource
O(1) Check if the log is empty.
toString :: Log -> StringSource
O(n) Convert a Log to a String.
fromString :: String -> LogSource
O(n) Convert a String to a Log.
(<|) :: Line -> Log -> LogSource
O(1) Add a Line to the start of a Log.
(|>) :: Log -> Line -> LogSource
O(1) Add a Line to the end of a Log.
(><) :: Log -> Log -> LogSource
O(log(min(n1,n2))) Concatenate two Logs.
firstLines :: Int -> Log -> LogSource
O(n) Take the first m lines from a log
lastLines :: Int -> Log -> LogSource
O(n) Take the last m lines from a log
Produced by Haddock version 2.12.0