    {- This module was generated from data in the Kate syntax highlighting file matlab.xml, version 1.20,
       by   -}

    module Text.Highlighting.Kate.Syntax.Matlab ( 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 = "Matlab"

    -- | Filename extensions for this language.
    syntaxExtensions :: String
    syntaxExtensions = "*.m;*.M"

    -- | 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 = "Matlab" }
      context <- currentContext <|> (pushContext "_normal" >> 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 [("Matlab",["_normal"])], synStLanguage = "Matlab", 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" -> (popContext >> return ())
        "_adjoint" -> (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 = [("Number","fl"),("String","st"),("System","bn"),("Incomplete String","ch"),("Comment","co")]

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

    list_KeywordsList = Set.fromList $ words $ "break case catch continue else elseif end for function global if otherwise persistent return switch try while"

    regex_'5ba'2dzA'2dZ'5d'5cw'2a'28'3f'3d'27'29 = compileRegex "[a-zA-Z]\\w*(?=')"
    regex_'28'5cd'2b'28'5c'2e'5cd'2b'29'3f'7c'5c'2e'5cd'2b'29'28'5beE'5d'5b'2b'2d'5d'3f'5cd'2b'29'3f'5bij'5d'3f'28'3f'3d'27'29 = compileRegex "(\\d+(\\.\\d+)?|\\.\\d+)([eE][+-]?\\d+)?[ij]?(?=')"
    regex_'5b'5c'29'5c'5d'7d'5d'28'3f'3d'27'29 = compileRegex "[\\)\\]}](?=')"
    regex_'5c'2e'27'28'3f'3d'27'29 = compileRegex "\\.'(?=')"
    regex_'27'5b'5e'27'5d'2a'28'27'27'5b'5e'27'5d'2a'29'2a'27'28'3f'3d'5b'5e'27'5d'7c'24'29 = compileRegex "'[^']*(''[^']*)*'(?=[^']|$)"
    regex_'27'5b'5e'27'5d'2a'28'27'27'5b'5e'27'5d'2a'29'2a = compileRegex "'[^']*(''[^']*)*"
    regex_'25'2e'2a'24 = compileRegex "%.*$"
    regex_'21'2e'2a'24 = compileRegex "!.*$"
    regex_'5ba'2dzA'2dZ'5d'5cw'2a = compileRegex "[a-zA-Z]\\w*"
    regex_'28'5cd'2b'28'5c'2e'5cd'2b'29'3f'7c'5c'2e'5cd'2b'29'28'5beE'5d'5b'2b'2d'5d'3f'5cd'2b'29'3f'5bij'5d'3f = compileRegex "(\\d+(\\.\\d+)?|\\.\\d+)([eE][+-]?\\d+)?[ij]?"
    regex_'27'2b = compileRegex "'+"

    defaultAttributes = [("_normal","Normal Text"),("_adjoint","Operator")]

    parseRules "_normal" =
      do (attr, result) <- (((pRegExpr regex_'5ba'2dzA'2dZ'5d'5cw'2a'28'3f'3d'27'29 >>= withAttribute "Variable") >>~ pushContext "_adjoint")
                            <|>
                            ((pRegExpr regex_'28'5cd'2b'28'5c'2e'5cd'2b'29'3f'7c'5c'2e'5cd'2b'29'28'5beE'5d'5b'2b'2d'5d'3f'5cd'2b'29'3f'5bij'5d'3f'28'3f'3d'27'29 >>= withAttribute "Number") >>~ pushContext "_adjoint")
                            <|>
                            ((pRegExpr regex_'5b'5c'29'5c'5d'7d'5d'28'3f'3d'27'29 >>= withAttribute "Delimiter") >>~ pushContext "_adjoint")
                            <|>
                            ((pRegExpr regex_'5c'2e'27'28'3f'3d'27'29 >>= withAttribute "Operator") >>~ pushContext "_adjoint")
                            <|>
                            ((pRegExpr regex_'27'5b'5e'27'5d'2a'28'27'27'5b'5e'27'5d'2a'29'2a'27'28'3f'3d'5b'5e'27'5d'7c'24'29 >>= withAttribute "String"))
                            <|>
                            ((pRegExpr regex_'27'5b'5e'27'5d'2a'28'27'27'5b'5e'27'5d'2a'29'2a >>= withAttribute "Incomplete String"))
                            <|>
                            ((pKeyword " \n\t.():!+,-<=>%&*/;?[]^{|}~\\" list_KeywordsList >>= withAttribute "Keyword"))
                            <|>
                            ((pRegExpr regex_'25'2e'2a'24 >>= withAttribute "Comment"))
                            <|>
                            ((pRegExpr regex_'21'2e'2a'24 >>= withAttribute "System"))
                            <|>
                            ((pRegExpr regex_'5ba'2dzA'2dZ'5d'5cw'2a >>= withAttribute "Variable"))
                            <|>
                            ((pRegExpr regex_'28'5cd'2b'28'5c'2e'5cd'2b'29'3f'7c'5c'2e'5cd'2b'29'28'5beE'5d'5b'2b'2d'5d'3f'5cd'2b'29'3f'5bij'5d'3f >>= withAttribute "Number"))
                            <|>
                            ((pAnyChar "()[]{}" >>= withAttribute "Delimiter"))
                            <|>
                            ((pString False "..." >>= withAttribute "Operator"))
                            <|>
                            ((pString False "==" >>= withAttribute "Operator"))
                            <|>
                            ((pString False "~=" >>= withAttribute "Operator"))
                            <|>
                            ((pString False "<=" >>= withAttribute "Operator"))
                            <|>
                            ((pString False ">=" >>= withAttribute "Operator"))
                            <|>
                            ((pString False "&&" >>= withAttribute "Operator"))
                            <|>
                            ((pString False "||" >>= withAttribute "Operator"))
                            <|>
                            ((pString False ".*" >>= withAttribute "Operator"))
                            <|>
                            ((pString False ".^" >>= withAttribute "Operator"))
                            <|>
                            ((pString False "./" >>= withAttribute "Operator"))
                            <|>
                            ((pString False ".'" >>= withAttribute "Operator"))
                            <|>
                            ((pAnyChar "*+-/\\&|<>~^=,;:@" >>= withAttribute "Operator")))
         return (attr, result)

    parseRules "_adjoint" =
      do (attr, result) <- ((pRegExpr regex_'27'2b >>= withAttribute "Operator") >>~ (popContext >> return ()))
         return (attr, result)

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