    {- This module was generated from data in the Kate syntax highlighting file relaxngcompact.xml, version 0.2,
       by  Rintze Zelle -}

    module Text.Highlighting.Kate.Syntax.Relaxngcompact ( highlight, parseExpression, syntaxName, syntaxExtensions ) where
    import Text.Highlighting.Kate.Definitions
    import Text.Highlighting.Kate.Common
    import Text.ParserCombinators.Parsec
    import Control.Monad (when)
    import Data.Map (fromList)
    import Data.Maybe (fromMaybe, maybeToList)

    import qualified Data.Set as Set
    -- | Full name of language.
    syntaxName :: String
    syntaxName = "RelaxNG-Compact"

    -- | Filename extensions for this language.
    syntaxExtensions :: String
    syntaxExtensions = "*.rnc"

    -- | Highlight source code using this syntax definition.
    highlight :: String -> Either String [SourceLine]
    highlight input =
      case runParser parseSource startingState "source" input of
        Left err     -> Left $ show err
        Right result -> Right result

    -- | Parse an expression using appropriate local context.
    parseExpression :: GenParser Char SyntaxState LabeledSource
    parseExpression = do
      st <- getState
      let oldLang = synStLanguage st
      setState $ st { synStLanguage = "RelaxNG-Compact" }
      context <- currentContext <|> (pushContext "Normal Text" >> currentContext)
      result <- parseRules context
      updateState $ \st -> st { synStLanguage = oldLang }
      return result

    parseSource = do
      lineContents <- lookAhead wholeLine
      updateState $ \st -> st { synStCurrentLine = lineContents }
      result <- manyTill parseSourceLine eof
      return $ map normalizeHighlighting result

    startingState = SyntaxState {synStContexts = fromList [("RelaxNG-Compact",["Normal Text"])], synStLanguage = "RelaxNG-Compact", synStCurrentLine = "", synStCharsParsedInLine = 0, synStPrevChar = '\n', synStCaseSensitive = True, synStKeywordCaseSensitive = True, synStCaptures = []}

    parseSourceLine = manyTill parseExpressionInternal pEndLine

    pEndLine = do
      newline <|> (eof >> return '\n')
      context <- currentContext
      case context of
        "Normal Text" -> return ()
        "Comments" -> (popContext >> return ())
        "String" -> return ()
        "Node Names" -> (popContext >> return ())
        "Definitions" -> (popContext >> return ())
        _ -> return ()
      lineContents <- lookAhead wholeLine
      updateState $ \st -> st { synStCurrentLine = lineContents, synStCharsParsedInLine = 0, synStPrevChar = '\n' }

    withAttribute attr txt = do
      when (null txt) $ fail "Parser matched no text"
      let labs = attr : maybeToList (lookup attr styles)
      st <- getState
      let oldCharsParsed = synStCharsParsedInLine st
      let prevchar = if null txt then '\n' else last txt
      updateState $ \st -> st { synStCharsParsedInLine = oldCharsParsed + length txt, synStPrevChar = prevchar }
      return (labs, txt)

    styles = [("Comments","co"),("String","st"),("Keywords","kw"),("Datatypes","dt"),("Node Names","ot"),("Definitions","fu")]

    parseExpressionInternal = do
      context <- currentContext
      parseRules context <|> (pDefault >>= withAttribute (fromMaybe "" $ lookup context defaultAttributes))

    list_Keywords = Set.fromList $ words $ "default datatypes div empty external grammar include inherit list mixed namespace notAllowed parent start token"
    list_Node_Names = Set.fromList $ words $ "attribute element"
    list_Datatypes = Set.fromList $ words $ "string text xsd:anyURI xsd:base64Binary xsd:boolean xsd:byte xsd:date xsd:dateTime xsd:decimal xsd:double xsd:duration xsd:ENTITIES xsd:ENTITY xsd:float xsd:gDay xsd:gMonth xsd:gMonthDay xsd:gYear xsd:gYearMonth xsd:hexBinary xsd:ID xsd:IDREF xsd:IDREFS xsd:int xsd:integer xsd:language xsd:long xsd:Name xsd:NCName xsd:negativeInteger xsd:NMTOKEN xsd:NMTOKENS xsd:nonNegativeInteger xsd:nonPositiveInteger xsd:normalizedString xsd:NOTATION xsd:positiveInteger xsd:QName xsd:short xsd:string xsd:time xsd:token xsd:unsignedByte xsd:unsignedInt xsd:unsignedLong xsd:unsignedShort"

    regex_'5b'5cw'5c'2e'2d'5d'2b'5b'5cs'5d'2b'3d = compileRegex "[\\w\\.-]+[\\s]+="

    defaultAttributes = [("Normal Text","Normal Text"),("Comments","Comments"),("String","String"),("Node Names","Node Names"),("Definitions","Definitions")]

    parseRules "Normal Text" =
      do (attr, result) <- (((pFirstNonSpace >> pDetectChar False '#' >>= withAttribute "Comments") >>~ pushContext "Comments")
                            <|>
                            ((pDetectChar False '"' >>= withAttribute "String") >>~ pushContext "String")
                            <|>
                            ((pKeyword " \n\t.()!+,<=>%&*/;?[]^{|}~\\" list_Keywords >>= withAttribute "Keywords"))
                            <|>
                            ((pKeyword " \n\t.()!+,<=>%&*/;?[]^{|}~\\" list_Node_Names >>= withAttribute "Keywords") >>~ pushContext "Node Names")
                            <|>
                            ((pKeyword " \n\t.()!+,<=>%&*/;?[]^{|}~\\" list_Datatypes >>= withAttribute "Datatypes"))
                            <|>
                            ((lookAhead (pRegExpr regex_'5b'5cw'5c'2e'2d'5d'2b'5b'5cs'5d'2b'3d) >> return ([],"") ) >>~ pushContext "Definitions"))
         return (attr, result)

    parseRules "Comments" =
      pzero

    parseRules "String" =
      do (attr, result) <- ((pDetectChar False '"' >>= withAttribute "String") >>~ (popContext >> return ()))
         return (attr, result)

    parseRules "Node Names" =
      do (attr, result) <- ((lookAhead (pDetectChar False '{') >> return ([],"") ) >>~ (popContext >> return ()))
         return (attr, result)

    parseRules "Definitions" =
      do (attr, result) <- ((lookAhead (pDetectChar False '=') >> return ([],"") ) >>~ (popContext >> popContext >> return ()))
         return (attr, result)

    parseRules x = fail $ "Unknown context" ++ x