Safe Haskell	None
Language	Haskell98

Language.LBNF.Runtime

Contents

Happy and Alex runtimes
Pretty printing runtimes

Description

Contains things that are typically needed in modules that use languages defined using BNFC-meta.

Synopsis

Happy and Alex runtimes

data ParseMonad a Source #

Constructors

Ok a
Bad String

Instances

Monad ParseMonad Source #
Methods (>>=) :: ParseMonad a -> (a -> ParseMonad b) -> ParseMonad b # (>>) :: ParseMonad a -> ParseMonad b -> ParseMonad b # return :: a -> ParseMonad a # fail :: String -> ParseMonad a #
Functor ParseMonad Source #
Methods fmap :: (a -> b) -> ParseMonad a -> ParseMonad b # (<$) :: a -> ParseMonad b -> ParseMonad a #
Applicative ParseMonad Source #
Methods pure :: a -> ParseMonad a # (<>) :: ParseMonad (a -> b) -> ParseMonad a -> ParseMonad b # (>) :: ParseMonad a -> ParseMonad b -> ParseMonad b # (<*) :: ParseMonad a -> ParseMonad b -> ParseMonad a #
Eq a => Eq (ParseMonad a) Source #
Methods (==) :: ParseMonad a -> ParseMonad a -> Bool # (/=) :: ParseMonad a -> ParseMonad a -> Bool #
Ord a => Ord (ParseMonad a) Source #
Methods compare :: ParseMonad a -> ParseMonad a -> Ordering # (<) :: ParseMonad a -> ParseMonad a -> Bool # (<=) :: ParseMonad a -> ParseMonad a -> Bool # (>) :: ParseMonad a -> ParseMonad a -> Bool # (>=) :: ParseMonad a -> ParseMonad a -> Bool # max :: ParseMonad a -> ParseMonad a -> ParseMonad a # min :: ParseMonad a -> ParseMonad a -> ParseMonad a #
Read a => Read (ParseMonad a) Source #
Methods readsPrec :: Int -> ReadS (ParseMonad a) # readList :: ReadS [ParseMonad a] # readPrec :: ReadPrec (ParseMonad a) # readListPrec :: ReadPrec [ParseMonad a] #
Show a => Show (ParseMonad a) Source #
Methods showsPrec :: Int -> ParseMonad a -> ShowS # show :: ParseMonad a -> String # showList :: [ParseMonad a] -> ShowS #

err :: (String -> a) -> ParseMonad a -> a Source #

Pretty printing runtimes

printTree :: Print a => a -> String Source #

type Doc = [ShowS] -> [ShowS] Source #

doc :: ShowS -> Doc Source #

concatD :: [Doc] -> Doc Source #

class Print a where Source #

Minimal complete definition

prt

Methods

prt :: Int -> a -> Doc Source #

prtList :: [a] -> Doc Source #

Instances

Print Char Source #
Methods prt :: Int -> Char -> Doc Source # prtList :: [Char] -> Doc Source #
Print Double Source #
Methods prt :: Int -> Double -> Doc Source # prtList :: [Double] -> Doc Source #
Print Integer Source #
Methods prt :: Int -> Integer -> Doc Source # prtList :: [Integer] -> Doc Source #
Print PrintPlain Source #
Methods prt :: Int -> PrintPlain -> Doc Source # prtList :: [PrintPlain] -> Doc Source #
Print Ident Source #
Methods prt :: Int -> Ident -> Doc Source # prtList :: [Ident] -> Doc Source #
Print Reg Source #
Methods prt :: Int -> Reg -> Doc Source # prtList :: [Reg] -> Doc Source #
Print MinimumSize Source #
Methods prt :: Int -> MinimumSize -> Doc Source # prtList :: [MinimumSize] -> Doc Source #
Print Exp Source #
Methods prt :: Int -> Exp -> Doc Source # prtList :: [Exp] -> Doc Source #
Print Arg Source #
Methods prt :: Int -> Arg -> Doc Source # prtList :: [Arg] -> Doc Source #
Print HsTyp Source #
Methods prt :: Int -> HsTyp -> Doc Source # prtList :: [HsTyp] -> Doc Source #
Print MIdent Source #
Methods prt :: Int -> MIdent -> Doc Source # prtList :: [MIdent] -> Doc Source #
Print Label Source #
Methods prt :: Int -> Label -> Doc Source # prtList :: [Label] -> Doc Source #
Print Cat Source #
Methods prt :: Int -> Cat -> Doc Source # prtList :: [Cat] -> Doc Source #
Print Item Source #
Methods prt :: Int -> Item -> Doc Source # prtList :: [Item] -> Doc Source #
Print RHS Source #
Methods prt :: Int -> RHS -> Doc Source # prtList :: [RHS] -> Doc Source #
Print Def Source #
Methods prt :: Int -> Def -> Doc Source # prtList :: [Def] -> Doc Source #
Print Grammar Source #
Methods prt :: Int -> Grammar -> Doc Source # prtList :: [Grammar] -> Doc Source #
Print a => Print [a] Source #
Methods prt :: Int -> [a] -> Doc Source # prtList :: [[a]] -> Doc Source #

prPrec :: Int -> Int -> Doc -> Doc Source #

newtype PrintPlain Source #

Constructors

MkPrintPlain String

Instances

Print PrintPlain Source #
Methods prt :: Int -> PrintPlain -> Doc Source # prtList :: [PrintPlain] -> Doc Source #