Options.Applicative.Internal

Documentation

data P a

Instances

Monad P

Methods

(>>=) :: P a -> (a -> P b) -> P b

(>>) :: P a -> P b -> P b

return :: a -> P a

fail :: String -> P a

Functor P

Methods

fmap :: (a -> b) -> P a -> P b

(<$) :: a -> P b -> P a

Applicative P

Methods

pure :: a -> P a

(<*>) :: P (a -> b) -> P a -> P b

(*>) :: P a -> P b -> P b

(<*) :: P a -> P b -> P a

Alternative P

Methods

empty :: P a

(<|>) :: P a -> P a -> P a

some :: P a -> P [a]

many :: P a -> P [a]

MonadPlus P

Methods

mzero :: P a

mplus :: P a -> P a -> P a

MonadP P

Methods

enterContext :: String -> ParserInfo a -> P ()

exitContext :: P ()

getPrefs :: P ParserPrefs

missingArgP :: ParseError -> Completer -> P a

tryP :: P a -> P (Either ParseError a)

errorP :: ParseError -> P a

exitP :: IsCmdStart -> ArgPolicy -> Parser b -> Maybe a -> P a

class (Alternative m, MonadPlus m) => MonadP m where

Minimal complete definition

enterContext, exitContext, getPrefs, missingArgP, tryP, errorP, exitP

Methods

enterContext :: String -> ParserInfo a -> m ()

exitContext :: m ()

getPrefs :: m ParserPrefs

missingArgP :: ParseError -> Completer -> m a

tryP :: m a -> m (Either ParseError a)

errorP :: ParseError -> m a

exitP :: IsCmdStart -> ArgPolicy -> Parser b -> Maybe a -> m a

Instances

MonadP Completion

Methods

enterContext :: String -> ParserInfo a -> Completion ()

exitContext :: Completion ()

getPrefs :: Completion ParserPrefs

missingArgP :: ParseError -> Completer -> Completion a

tryP :: Completion a -> Completion (Either ParseError a)

errorP :: ParseError -> Completion a

exitP :: IsCmdStart -> ArgPolicy -> Parser b -> Maybe a -> Completion a

MonadP P

Methods

enterContext :: String -> ParserInfo a -> P ()

exitContext :: P ()

getPrefs :: P ParserPrefs

missingArgP :: ParseError -> Completer -> P a

tryP :: P a -> P (Either ParseError a)

errorP :: ParseError -> P a

exitP :: IsCmdStart -> ArgPolicy -> Parser b -> Maybe a -> P a

data ParseError

Constructors

ErrorMsg String

InfoMsg String

ShowHelpText

UnknownError

MissingError IsCmdStart SomeParser

ExpectsArgError String

UnexpectedError String SomeParser

Instances

Semigroup ParseError

Methods

(<>) :: ParseError -> ParseError -> ParseError

sconcat :: NonEmpty ParseError -> ParseError

stimes :: Integral b => b -> ParseError -> ParseError

Monoid ParseError

Methods

mempty :: ParseError

mappend :: ParseError -> ParseError -> ParseError

mconcat :: [ParseError] -> ParseError

uncons :: [a] -> Maybe (a, [a])

hoistMaybe :: MonadPlus m => Maybe a -> m a

hoistEither :: MonadP m => Either ParseError a -> m a

runReadM :: MonadP m => ReadM a -> String -> m a

withReadM :: (String -> String) -> ReadM a -> ReadM a

runP :: P a -> ParserPrefs -> (Either ParseError a, [Context])

data Completion a

Instances

Monad Completion

Methods

(>>=) :: Completion a -> (a -> Completion b) -> Completion b

(>>) :: Completion a -> Completion b -> Completion b

return :: a -> Completion a

fail :: String -> Completion a

Functor Completion

Methods

fmap :: (a -> b) -> Completion a -> Completion b

(<$) :: a -> Completion b -> Completion a

Applicative Completion

Methods

pure :: a -> Completion a

(<*>) :: Completion (a -> b) -> Completion a -> Completion b

(*>) :: Completion a -> Completion b -> Completion b

(<*) :: Completion a -> Completion b -> Completion a

Alternative Completion

Methods

empty :: Completion a

(<|>) :: Completion a -> Completion a -> Completion a

some :: Completion a -> Completion [a]

many :: Completion a -> Completion [a]

MonadPlus Completion

Methods

mzero :: Completion a

mplus :: Completion a -> Completion a -> Completion a

MonadP Completion

Methods

enterContext :: String -> ParserInfo a -> Completion ()

exitContext :: Completion ()

getPrefs :: Completion ParserPrefs

missingArgP :: ParseError -> Completer -> Completion a

tryP :: Completion a -> Completion (Either ParseError a)

errorP :: ParseError -> Completion a

exitP :: IsCmdStart -> ArgPolicy -> Parser b -> Maybe a -> Completion a

runCompletion :: Completion r -> ParserPrefs -> Maybe (Either (SomeParser, ArgPolicy) Completer)

contextNames :: [Context] -> [String]

data ListT m a

Instances

MonadTrans ListT

Methods

lift :: Monad m => m a -> ListT m a

Monad m => Monad (ListT m)

Methods

(>>=) :: ListT m a -> (a -> ListT m b) -> ListT m b

(>>) :: ListT m a -> ListT m b -> ListT m b

return :: a -> ListT m a

fail :: String -> ListT m a

Monad m => Functor (ListT m)

Methods

fmap :: (a -> b) -> ListT m a -> ListT m b

(<$) :: a -> ListT m b -> ListT m a

Monad m => Applicative (ListT m)

Methods

pure :: a -> ListT m a

(<*>) :: ListT m (a -> b) -> ListT m a -> ListT m b

(*>) :: ListT m a -> ListT m b -> ListT m b

(<*) :: ListT m a -> ListT m b -> ListT m a

Monad m => Alternative (ListT m)

Methods

empty :: ListT m a

(<|>) :: ListT m a -> ListT m a -> ListT m a

some :: ListT m a -> ListT m [a]

many :: ListT m a -> ListT m [a]

Monad m => MonadPlus (ListT m)

Methods

mzero :: ListT m a

mplus :: ListT m a -> ListT m a -> ListT m a

takeListT :: Monad m => Int -> ListT m a -> ListT m a

runListT :: Monad m => ListT m a -> m [a]

data NondetT m a

Instances

MonadTrans NondetT

Methods

lift :: Monad m => m a -> NondetT m a

Monad m => Monad (NondetT m)

Methods

(>>=) :: NondetT m a -> (a -> NondetT m b) -> NondetT m b

(>>) :: NondetT m a -> NondetT m b -> NondetT m b

return :: a -> NondetT m a

fail :: String -> NondetT m a

Monad m => Functor (NondetT m)

Methods

fmap :: (a -> b) -> NondetT m a -> NondetT m b

(<$) :: a -> NondetT m b -> NondetT m a

Monad m => Applicative (NondetT m)

Methods

pure :: a -> NondetT m a

(<*>) :: NondetT m (a -> b) -> NondetT m a -> NondetT m b

(*>) :: NondetT m a -> NondetT m b -> NondetT m b

(<*) :: NondetT m a -> NondetT m b -> NondetT m a

Monad m => Alternative (NondetT m)

Methods

empty :: NondetT m a

(<|>) :: NondetT m a -> NondetT m a -> NondetT m a

some :: NondetT m a -> NondetT m [a]

many :: NondetT m a -> NondetT m [a]

Monad m => MonadPlus (NondetT m)

Methods

mzero :: NondetT m a

mplus :: NondetT m a -> NondetT m a -> NondetT m a

cut :: Monad m => NondetT m ()

(<!>) :: Monad m => NondetT m a -> NondetT m a -> NondetT m a

disamb :: Monad m => Bool -> NondetT m a -> m (Maybe a)