Plain.hs

module Text.ParserCombinators.Poly.Plain
  ( -- * The Parser datatype
    Parser(P)   -- datatype, instance of: Functor, Monad, PolyParse
  , Result(..)  -- internal to the Parser Monad.
  , runParser   -- :: Parser t a -> [t] -> (Either String a, [t])
    -- ** Basic parsers
  , next        -- :: Parser t t
  , eof         -- :: Parser t ()
  , satisfy     -- :: (t->Bool) -> Parser t t
  , satisfyMsg  -- :: (t->Bool) -> String -> Parser t t
  , onFail      -- :: Parser t a -> Parser t a -> Parser t a

    -- ** Re-parsing
  , reparse     -- :: [t] -> Parser t ()
    -- * Re-export all more general combinators
  , module Text.ParserCombinators.Poly.Base
  , module Control.Applicative
  ) where

import Text.ParserCombinators.Poly.Base
import Text.ParserCombinators.Poly.Result
import Text.ParserCombinators.Poly.Parser
import Control.Applicative

-- The only differences between a Plain and a Lazy parser are the instance
-- of Applicative, and the type (and implementation) of runParser.

-- | Apply a parser to an input token sequence.
runParser :: Parser t a -> [t] -> (Either String a, [t])
runParser (P p) = resultToEither . p

------------------------------------------------------------------------