HSHHelpers-0.21: Convenience functions that use HSH, instances for HSH. Source code Contents Index

HSH.Helpers.Instances

Synopsis

checkProcessStatus :: (String, ProcessStatus) -> IO (Either String ()) data CWDCommand = CWDCommand { cwdDir :: String cwdCmd :: String } runCD :: FilePath -> String -> IO () t :: IO ()

Documentation

checkProcessStatus :: (String, ProcessStatus) -> IO (Either String ()) Source

Evaluates result codes and raises an error for any bad ones it finds.

data CWDCommand Source

Constructors CWDCommand cwdDir :: String cwdCmd :: String Instances Read CWDCommand Show CWDCommand ShellCommand CWDCommand

runCD :: FilePath -> String -> IO () Source

runCD dir command | useful alternative to bracketCD where bracketCD has the wrong behavior due to lazy IO | note, not a drop in replacement to bracketCD because you specify an actual shell command, not arbitrary IO

t :: IO () Source

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