Language.Lexer.Tlex.Runner

Documentation

class (Enum e, Monad m) => TlexContext p e m | m -> p, m -> e where

Methods

tlexGetInputPart :: m (Maybe e)

tlexGetMark :: m p

Instances

Enum e => TlexContext (InputStringContext e) e (InputString e)

Defined in Language.Lexer.Tlex.Data.InputString

Methods

tlexGetInputPart :: InputString e (Maybe e)

tlexGetMark :: InputString e (InputStringContext e)

data TlexResult p a

Constructors

TlexEndOfInput

TlexError

TlexAccepted p a

Instances

(Show p, Show a) => Show (TlexResult p a)

Defined in Language.Lexer.Tlex.Runner

Methods

showsPrec :: Int -> TlexResult p a -> ShowS

show :: TlexResult p a -> String

showList :: [TlexResult p a] -> ShowS

(Eq p, Eq a) => Eq (TlexResult p a)

Defined in Language.Lexer.Tlex.Runner

Methods

(==) :: TlexResult p a -> TlexResult p a -> Bool

(/=) :: TlexResult p a -> TlexResult p a -> Bool

data Runner e a

Constructors

Runner

Fields

• tlexInitial :: Int -> Int

  StartState -> (StateNum | -1)

• tlexAccept :: Int -> Maybe a

  StateNum -> Maybe Action

• tlexTrans :: Int -> Int -> Int

  StateNum -> CodeUnit -> (StateNum | -1)

Instances

Functor (Runner e)

Defined in Language.Lexer.Tlex.Runner

Methods

fmap :: (a -> b) -> Runner e a -> Runner e b

(<$) :: a -> Runner e b -> Runner e a

runRunner :: Enum s => TlexContext p c m => Runner c a -> s -> m (TlexResult p a)