Achille.Internal.IO

Defines an IO interface for core recipes

Documentation

class (Monad m, MonadFail m) => AchilleIO m

Interface for IO actions used by core recipes.

Minimal complete definition

readFile, readFileLazy, copyFile, writeFile, writeFileLazy, doesFileExist, doesDirExist, callCommand, log, glob, getModificationTime

Instances

AchilleIO IO

Defined in Achille.Internal.IO

Methods

readFile :: FilePath -> IO ByteString

readFileLazy :: FilePath -> IO ByteString

copyFile :: FilePath -> FilePath -> IO ()

writeFile :: FilePath -> ByteString -> IO ()

writeFileLazy :: FilePath -> ByteString -> IO ()

doesFileExist :: FilePath -> IO Bool

doesDirExist :: FilePath -> IO Bool

callCommand :: String -> IO ()

log :: String -> IO ()

glob :: FilePath -> Pattern -> IO [FilePath]

getModificationTime :: FilePath -> IO UTCTime

readFile :: AchilleIO m => FilePath -> m ByteString

Retrieve a file as a bytestring.

readFileLazy :: AchilleIO m => FilePath -> m ByteString

Retrieve a file as a lazy bytestring.

copyFile :: AchilleIO m => FilePath -> FilePath -> m ()

Copy a file from one location to another.

writeFile :: AchilleIO m => FilePath -> ByteString -> m ()

Write a bytestring to a file.

writeFileLazy :: AchilleIO m => FilePath -> ByteString -> m ()

Write a lazy bytestring to a file.

doesFileExist :: AchilleIO m => FilePath -> m Bool

Check whether a file exists.

doesDirExist :: AchilleIO m => FilePath -> m Bool

Check whether a directory exists.

callCommand :: AchilleIO m => String -> m ()

Run a shell command in a new process.

log :: AchilleIO m => String -> m ()

Log a string to stdout.

glob

Arguments

:: AchilleIO m

=> FilePath

Path of the root directory.

-> Pattern

-> m [FilePath]

Find all paths matching a given globpattern, relative to a given directory.

getModificationTime :: AchilleIO m => FilePath -> m UTCTime

Get modification time of a file.

fail :: MonadFail m => String -> m a