Parsley.Internal.Core.CombinatorAST

Documentation

data MetaCombinator where

Constructors

Cut :: MetaCombinator

After this combinator exits, a cut has happened

Instances

Show MetaCombinator

Defined in Parsley.Internal.Core.CombinatorAST

Methods

showsPrec :: Int -> MetaCombinator -> ShowS

show :: MetaCombinator -> String

showList :: [MetaCombinator] -> ShowS

newtype Reg (r :: Type) a

This is an opaque representation of a parsing register. It cannot be manipulated as a user, and the type parameter r is used to ensure that it cannot leak out of the scope it has been created in. It is the abstracted representation of a runtime storage location.

Since: 0.1.0.0

Constructors

Reg (ΣVar a)

data PosSelector where

Constructors

Line :: PosSelector

Col :: PosSelector

data ScopeRegister (k :: Type -> Type) (a :: Type) where

Constructors

ScopeRegister :: k a -> (forall r. Reg r a -> k b) -> ScopeRegister k b

Instances

IFunctor ScopeRegister

Defined in Parsley.Internal.Core.CombinatorAST

Methods

imap :: (forall j. a j -> b j) -> ScopeRegister a i -> ScopeRegister b i

data Combinator (k :: Type -> Type) (a :: Type) where

Constructors

Pure :: Defunc a -> Combinator k a

Satisfy :: CharPred -> Combinator k Char

(:<*>:) :: k (a -> b) -> k a -> Combinator k b

(:*>:) :: k a -> k b -> Combinator k b

(:<*:) :: k a -> k b -> Combinator k a

(:<|>:) :: k a -> k a -> Combinator k a

Empty :: Combinator k a

Try :: k a -> Combinator k a

LookAhead :: k a -> Combinator k a

Let :: MVar a -> Combinator k a

NotFollowedBy :: k a -> Combinator k ()

Branch :: k (Either a b) -> k (a -> c) -> k (b -> c) -> Combinator k c

Match :: k a -> [Defunc (a -> Bool)] -> [k b] -> k b -> Combinator k b

Loop :: k () -> k a -> Combinator k a

MakeRegister :: ΣVar a -> k a -> k b -> Combinator k b

GetRegister :: ΣVar a -> Combinator k a

PutRegister :: ΣVar a -> k a -> Combinator k ()

Position :: PosSelector -> Combinator k Int

Debug :: String -> k a -> Combinator k a

MetaCombinator :: MetaCombinator -> k a -> Combinator k a

Instances

IFunctor Combinator

Defined in Parsley.Internal.Core.CombinatorAST

Methods

imap :: (forall j. a j -> b j) -> Combinator a i -> Combinator b i

Show (Fix Combinator a)

Defined in Parsley.Internal.Core.CombinatorAST

Methods

showsPrec :: Int -> Fix Combinator a -> ShowS

show :: Fix Combinator a -> String

showList :: [Fix Combinator a] -> ShowS

newtype Parser a

The opaque datatype that represents parsers.

Since: 0.1.0.0

Constructors

Parser

Fields

• unParser :: Fix (Combinator :+: ScopeRegister) a

traverseCombinator :: Applicative m => (forall a. f a -> m (k a)) -> Combinator f a -> m (Combinator k a)