Start.atg

COMPILER DesignScriptParser

    public Node root { get; set; }
    public CodeBlockNode commentNode { get; set; }
    public ProtoFFI.ImportModuleHandler ImportModuleHandler { get; set; }
    
    //used for isModifier check
    private string leftVar { get; set; }
    private bool isModifier = false;
    private bool withinModifierCheckScope = false;
    private bool isLeftVarIdentList = false;
    //end

    private int localVarCount = 0;
    private bool isGlobalScope = true;

    private bool isInClass = false;
    private bool disableKwCheck = false;

    private bool isLeft = false; // check if it is left hand side of the assignment expression

    // This is used by GraphIDE mode parsing when determining how many statements the parser has processed
    private int stmtsParsed = 0;


    private string GetEscapedString(string s)
    {
        System.Text.StringBuilder sb = new System.Text.StringBuilder();

        int i = 0;
        while (i < s.Length)
        {
            if (s[i] == '\\' && (i + 1) < s.Length)
            {
                i = i + 1;
                switch (s[i])
                {
                    case '\\':
                        sb.Append('\\');
                        break;
                    case '"':
                        sb.Append('"');
                        break;
                    case 'a':
                        sb.Append('\a');
                        break;
                    case 'b':
                        sb.Append('\b');
                        break;
                    case 'f':
                        sb.Append('\f');
                        break;
                    case 'n':
                        sb.Append('\n');
                        break;
                    case 'r':
                        sb.Append('\r');
                        break;
                    case 't':
                        sb.Append('\t');
                        break;
                    case 'v':
                        sb.Append('\v');
                        break;
                    case '0':
                        sb.Append('\0');
                        break;
                    default:
                        i = i - 1;
                        sb.Append(s[i]);
                        break;
                }
            }
            else if (s[i] == '\\' && i == s.Length - 1) {
                 SynErr(Resources.EOF_expected);
                }
            else
            {
                sb.Append(s[i]);
            }
            i = i + 1;
        }
        return sb.ToString();
    }

    private bool IsIdentList()
    {
        Token pt = la;
        if (_ident == pt.kind)
        {
            pt = scanner.Peek();
            if ("." == pt.val)
            {
                pt = scanner.Peek();
                scanner.ResetPeek();
                if (_ident == pt.kind)
                    return true;
            }
        }
        scanner.ResetPeek();
        return false;
    }
	
    private bool IsListExpression()
    {
        return la.val == "[" && !IsLanguageBlock();
    }

    private bool IsLanguageBlock()
    {
        short state = 0;
        Token pt = la;
        while (pt.kind != _EOF)
        {
            switch (state)
            {
                case 0:
                    if (pt.val == "[")
                    {
                        state = 1;
                        pt = scanner.Peek();
                        continue;
                    }
                    goto fail;
                case 1:
                    if (pt.val == "Associative" || pt.val == "Imperative")
                    {
                        scanner.ResetPeek();
                        return true;
                    }
                    goto fail;
            }
        }

        fail:
        scanner.ResetPeek();
        return false;
    }
	
	private bool IsEmptyDictionaryExpression() {
		if (la.val == "{") {
			var isCloseCurlyBracket = scanner.Peek().val == "}";
			scanner.ResetPeek();
			return isCloseCurlyBracket;
		}
		return false;
	}

	private bool IsDeprecatedListExpression() {
		return la.val == "{" && !IsDictionaryExpression();
	}

	private bool IsNonEmptyDeprecatedListExpression() {
		return la.val == "{" && !IsEmptyDictionaryExpression() && !IsDictionaryExpression();
	}

    // Recognize: 
    //     { "foo" :   
    private bool IsDictionaryExpression()
    {
        short state = 0;
        Token pt = la;
        while (pt.kind != _EOF)
        {
            switch (state)
            {
                case 0:
                    if (pt.val == "{")
                    {
                        state = 1;
                        pt = scanner.Peek();
                        continue;
                    }
                    goto fail;
                case 1:
                    if (pt.kind == _textstring)
                    {
                        state = 2;
                        pt = scanner.Peek();
                        continue;
                    }
                    goto fail;
                case 2:
                    if (pt.val == ":")
                    {
                        scanner.ResetPeek();
                        return true;
                    }
                    goto fail;
            }
        }

        fail:
        scanner.ResetPeek();
        return false;
    }

    private bool IsFunctionCall()
    {
        Token pt = la;
        if( _ident == pt.kind ) 
        {
            pt = scanner.Peek();
            scanner.ResetPeek();
            if( _openparen == pt.kind ) {
                return true;
            }
        }
        scanner.ResetPeek();
        return false;
    }

    private bool IsFunctionCallStatement()
    {
        Token pt = la;
        while (pt.kind != _EOF)
        {
            if( _ident == pt.kind ) 
            {
                pt = scanner.Peek();
                if( _openparen == pt.kind )
                {
                    scanner.ResetPeek();
                    return true;
                }
                else if( _period == pt.kind )
                {
                    pt = scanner.Peek();
                    continue;
                }
            }
            else
            {
                break;
            }			
        }

        scanner.ResetPeek();
        return false;
    }

    private bool IsNonAssignmentStatement()
    {
        if (core.ParsingMode != ParseMode.AllowNonAssignment)
            return false;

        if (IsTypedVariable())
            return false;

        Token pt = la;
        while (pt.kind != _EOF)
        {
            if (pt.val == ";" && la.val == ";")
            {
                scanner.ResetPeek();
                return false;
            }
            else if (pt.val == "=")
            {
                scanner.ResetPeek();
                return false;
            }
            else if (pt.val == ";")
                break;

            pt = scanner.Peek();
        }

        scanner.ResetPeek();
        return true;
    }

    private bool IsAssignmentStatement()
    {
        Token pt = la;
        while (pt.kind != _EOF)
        {
            if (pt.val == ";")
            {
                scanner.ResetPeek();
                return false;
            }
            else if (pt.val == "=")
            {
                scanner.ResetPeek();
                return true;
            }

            pt = scanner.Peek();
        }

        scanner.ResetPeek();
        return false;
    }

    private bool IsVariableDeclaration()
    {
        Token t = la;
        if (_ident == t.kind) {
            t = scanner.Peek();
            if (":" == t.val) {
                t = scanner.Peek();
                if (_ident == t.kind) {
                    t = scanner.Peek();
                    scanner.ResetPeek();
                    return (_endline == t.kind || "[" == t.val);
                }
                scanner.ResetPeek();
                return false;
            }
            else if (_endline == t.kind) {
                scanner.ResetPeek();
                return true;
            }

            scanner.ResetPeek();
            return false;
        }
        return false;
    }
   
    private bool IsReplicationGuide()
    {
        bool isRepGuide = false;
        Token pt = la;
        if (_lessthan == pt.kind)
        {
            pt = scanner.Peek();
            if (_number == pt.kind || _postfixed_replicationguide == pt.kind)
            {
                pt = scanner.Peek();
                if (_greaterthan == pt.kind)
                {
                    isRepGuide = true;
                }
            }

        }
        scanner.ResetPeek();
        return isRepGuide;
    }

    private bool IsPostfixedReplicationGuide()
    {
        bool isPostFixedRepGuide = false;
        Token pt = la;
        if (_postfixed_replicationguide == pt.kind)
        {
            pt = scanner.Peek();
            if (_greaterthan == pt.kind)
            {
                isPostFixedRepGuide = true;
            }
        }

        scanner.ResetPeek();
        return isPostFixedRepGuide;
    }

    private bool IsNumber()
    {
        Token pt = la;

        if (pt.val == "-") {
            pt = scanner.Peek();
            scanner.ResetPeek();
        }

        return ((_number == pt.kind) || (_float == pt.kind));
    }

    private bool IsLocalVariable()
    {
        Token pt = la;
        bool isLocal = false;

        if (_ident == pt.kind) 
        {
            pt = scanner.Peek();
            if (":" == pt.val)
            { 
                pt = scanner.Peek();
                if (_kw_local == pt.kind) 
                {
                    isLocal = true;
                }
            }
        }
        scanner.ResetPeek();
        return isLocal;
    }

    private bool IsTypedVariable()
    {
        Token pt = la;
        bool isTyped = false;

        if (_ident == pt.kind) 
        {
            pt = scanner.Peek();
            if (":" == pt.val)
            { 
                pt = scanner.Peek();
                if (_ident == pt.kind) 
                {
                    isTyped = true;
                }
            }
        }
        scanner.ResetPeek();
        return isTyped;
    }

    private bool IsLocallyTypedVariable()
    {
        Token pt = la;
        bool isLocallyTyped = false;

        if (_ident == pt.kind) 
        {
            pt = scanner.Peek();
            if (":" == pt.val)
            { 
                pt = scanner.Peek();
                if (_kw_local == pt.kind) 
                {
                    pt = scanner.Peek();
                    if (_ident == pt.kind) 
                    {
                        isLocallyTyped = true;
                    }
                }
            }
        }
        scanner.ResetPeek();
        return isLocallyTyped;
    }
    
    private bool IsFullClosure()
    {
        Token pt = la;
        int closureCount = 0;

        while (true)
        {
            pt = scanner.Peek();
            if (pt.val == "(") { closureCount++; continue; }
            if (pt.val == ")") { closureCount--; continue; }
            if ((pt.kind == 0)||(pt.kind == _endline)) break;
        }
        scanner.ResetPeek();
        return (closureCount > 0) ? false : true;
    }

    private bool HasMoreAssignmentStatements()
    {
        Token pt = la;

        if (pt.kind != _ident)
            return false;

        bool gotAssignmentToken = false;
        bool isAssignmentStatement = false;

        while (true) {
            pt = scanner.Peek();
            if (pt.kind == 0) {
                break;
            }
            else if (pt.val == "=") {
                isAssignmentStatement = true;
                break;
            }
            else if (pt.kind == _endline) {
                isAssignmentStatement = gotAssignmentToken;
                break;
            }
            else if (pt.val == "{")
                break;
        }

        scanner.ResetPeek();
        return isAssignmentStatement;
    }

    private bool NotDefaultArg()
    {
        Token pt = la;          
        if (pt.val == ",")
            pt = scanner.Peek();
        //pt should be ident now
        if (pt.kind == _ident)
        {         
            pt = scanner.Peek();    //':'
            if (pt.val == ":")
            {
                pt = scanner.Peek();    //type
                if (pt.kind == _ident)
                {
                    pt = scanner.Peek();
                    scanner.ResetPeek();
                    if (pt.val == "=")
                         return false;
                }
            }
            if (pt.val == "=")
            {
                scanner.ResetPeek();
                return false;
            }
        }
        scanner.ResetPeek();        
        return true;    
    }

    private AssociativeNode GenerateBinaryOperatorMethodCallNode(Operator op, ProtoCore.AST.AssociativeAST.AssociativeNode op1, ProtoCore.AST.AssociativeAST.AssociativeNode op2)
    {
        FunctionCallNode funCallNode = new FunctionCallNode();
        IdentifierNode funcName = new IdentifierNode { Value = ProtoCore.DSASM.Op.GetOpFunction(op), Name = ProtoCore.DSASM.Op.GetOpFunction(op) };
        funCallNode.Function = funcName;
        funCallNode.Name = ProtoCore.DSASM.Op.GetOpFunction(op);
        funCallNode.FormalArguments.Add(op1); funCallNode.FormalArguments.Add(op2);

        NodeUtils.SetNodeLocation(funCallNode, op1, op2);
        return funCallNode;
    }

    private AssociativeNode GenerateUnaryOperatorMethodCallNode(UnaryOperator op, ProtoCore.AST.AssociativeAST.AssociativeNode operand)
    {
        FunctionCallNode funCallNode = new FunctionCallNode();
        IdentifierNode funcName = new IdentifierNode { Value = ProtoCore.DSASM.Op.GetUnaryOpFunction(op), Name = ProtoCore.DSASM.Op.GetUnaryOpFunction(op) };
        funCallNode.Function = funcName;
        funCallNode.Name = ProtoCore.DSASM.Op.GetUnaryOpFunction(op);
        funCallNode.FormalArguments.Add(operand);

        NodeUtils.CopyNodeLocation(funCallNode, operand);
        return funCallNode;
    }

    public static AST.ImperativeAST.IdentifierNode BuildImperativeIdentifier(string name, ProtoCore.PrimitiveType type = ProtoCore.PrimitiveType.Var)
    {
        var ident = new AST.ImperativeAST.IdentifierNode();
        ident.Name = ident.Value = name;
        ident.DataType = TypeSystem.BuildPrimitiveTypeObject(type, 0);
        return ident;
    }

    private bool IsKeyWord(string identName, bool checkReturn = false, bool checkThis = true)
    {
        if (identName == ProtoCore.DSDefinitions.Keyword.Return && !checkReturn)
        {
            return false;
        }

        if (checkThis && identName == ProtoCore.DSDefinitions.Keyword.This)
        {
            return true;
        }

        foreach (string kw in ProtoCore.DSDefinitions.Keyword.KeywordList)
        {
            if (kw == identName)
                return true;
        }
        return false;
    }

     // use by associative
     private bool IsNotAttributeFunctionClass()
     {
		 if (IsListExpression())
         {
             return true;
         }

        if (la.val == "[")
        {
            Token t = scanner.Peek();
            while (t.val != "]" && t.kind != _EOF)
            {
                t = scanner.Peek();
            }
          
            if (t.val == "]")
            {
                Token next = scanner.Peek(); 
                scanner.ResetPeek();
                return (next.val == "{");
            }
            else
            {
                scanner.ResetPeek();
                return false;
            }
        }

        if (la.kind != _kw_class && la.kind != _kw_def)
            return true;
        return false;
     }

     // used by imperative
     private bool IsNotAttributeFunction()
     {
	    if (IsListExpression())
		{
			return true;
		}

        if (la.val == "[")
        {
            Token t = scanner.Peek();
            while (t.val != "]" && t.kind != _EOF)
            {
                t = scanner.Peek();
               
            }
          
            if (t.val == "]")
            {
                Token next = scanner.Peek(); 
                scanner.ResetPeek();
                return (next.val == "{");
            }
            else
            {
                scanner.ResetPeek();
                return false;
            }
        }

        return la.kind != _kw_def;
     }

     
     //Experiment for user-defined synErr message
     private void SynErr (string s) {
        if (errDist >= minErrDist) 
        core.BuildStatus.LogSyntaxError(s, core.CurrentDSFileName, la.line, la.col);
        errors.count++;
        errDist = 0;
     }


CHARACTERS

    unicodeIdentifierStart = '_' + 'a'..'z' + 'A'..'Z' + '\u00aa'+'\u00b5'+'\u00ba'+'\u00c0'..'\u00d6'+'\u00d8'..'\u00f6'+'\u00f8'..'\u02c1'+'\u02c6'..'\u02d1'+'\u02e0'..'\u02e4'+'\u02ec'+'\u02ee'+'\u0370'..'\u0374'+'\u0376'+'\u0377'+'\u037a'..'\u037d'+'\u0386'+'\u0388'..'\u038a'+'\u038c'+'\u038e'..'\u03a1'+'\u03a3'..'\u03f5'+'\u03f7'..'\u0481'+'\u048a'..'\u0527'+'\u0531'..'\u0556'+'\u0559'+'\u0561'..'\u0587'+'\u05d0'..'\u05ea'+'\u05f0'..'\u05f2'+'\u0620'..'\u064a'+'\u066e'+'\u066f'+'\u0671'..'\u06d3'+'\u06d5'+'\u06e5'+'\u06e6'+'\u06ee'+'\u06ef'+'\u06fa'..'\u06fc'+'\u06ff'+'\u0710'+'\u0712'..'\u072f'+'\u074d'..'\u07a5'+'\u07b1'+'\u07ca'..'\u07ea'+'\u07f4'+'\u07f5'+'\u07fa'+'\u0800'..'\u0815'+'\u081a'+'\u0824'+'\u0828'+'\u0840'..'\u0858'+'\u08a0'+'\u08a2'..'\u08ac'+'\u0904'..'\u0939'+'\u093d'+'\u0950'+'\u0958'..'\u0961'+'\u0971'..'\u0977'+'\u0979'..'\u097f'+'\u0985'..'\u098c'+'\u098f'+'\u0990'+'\u0993'..'\u09a8'+'\u09aa'..'\u09b0'+'\u09b2'+'\u09b6'..'\u09b9'+'\u09bd'+'\u09ce'+'\u09dc'+'\u09dd'+'\u09df'..'\u09e1'+'\u09f0'+'\u09f1'+'\u0a05'..'\u0a0a'+'\u0a0f'+'\u0a10'+'\u0a13'..'\u0a28'+'\u0a2a'..'\u0a30'+'\u0a32'+'\u0a33'+'\u0a35'+'\u0a36'+'\u0a38'+'\u0a39'+'\u0a59'..'\u0a5c'+'\u0a5e'+'\u0a72'..'\u0a74'+'\u0a85'..'\u0a8d'+'\u0a8f'..'\u0a91'+'\u0a93'..'\u0aa8'+'\u0aaa'..'\u0ab0'+'\u0ab2'+'\u0ab3'+'\u0ab5'..'\u0ab9'+'\u0abd'+'\u0ad0'+'\u0ae0'+'\u0ae1'+'\u0b05'..'\u0b0c'+'\u0b0f'+'\u0b10'+'\u0b13'..'\u0b28'+'\u0b2a'..'\u0b30'+'\u0b32'+'\u0b33'+'\u0b35'..'\u0b39'+'\u0b3d'+'\u0b5c'+'\u0b5d'+'\u0b5f'..'\u0b61'+'\u0b71'+'\u0b83'+'\u0b85'..'\u0b8a'+'\u0b8e'..'\u0b90'+'\u0b92'..'\u0b95'+'\u0b99'+'\u0b9a'+'\u0b9c'+'\u0b9e'+'\u0b9f'+'\u0ba3'+'\u0ba4'+'\u0ba8'..'\u0baa'+'\u0bae'..'\u0bb9'+'\u0bd0'+'\u0c05'..'\u0c0c'+'\u0c0e'..'\u0c10'+'\u0c12'..'\u0c28'+'\u0c2a'..'\u0c33'+'\u0c35'..'\u0c39'+'\u0c3d'+'\u0c58'+'\u0c59'+'\u0c60'+'\u0c61'+'\u0c85'..'\u0c8c'+'\u0c8e'..'\u0c90'+'\u0c92'..'\u0ca8'+'\u0caa'..'\u0cb3'+'\u0cb5'..'\u0cb9'+'\u0cbd'+'\u0cde'+'\u0ce0'+'\u0ce1'+'\u0cf1'+'\u0cf2'+'\u0d05'..'\u0d0c'+'\u0d0e'..'\u0d10'+'\u0d12'..'\u0d3a'+'\u0d3d'+'\u0d4e'+'\u0d60'+'\u0d61'+'\u0d7a'..'\u0d7f'+'\u0d85'..'\u0d96'+'\u0d9a'..'\u0db1'+'\u0db3'..'\u0dbb'+'\u0dbd'+'\u0dc0'..'\u0dc6'+'\u0e01'..'\u0e30'+'\u0e32'+'\u0e33'+'\u0e40'..'\u0e46'+'\u0e81'+'\u0e82'+'\u0e84'+'\u0e87'+'\u0e88'+'\u0e8a'+'\u0e8d'+'\u0e94'..'\u0e97'+'\u0e99'..'\u0e9f'+'\u0ea1'..'\u0ea3'+'\u0ea5'+'\u0ea7'+'\u0eaa'+'\u0eab'+'\u0ead'..'\u0eb0'+'\u0eb2'+'\u0eb3'+'\u0ebd'+'\u0ec0'..'\u0ec4'+'\u0ec6'+'\u0edc'..'\u0edf'+'\u0f00'+'\u0f40'..'\u0f47'+'\u0f49'..'\u0f6c'+'\u0f88'..'\u0f8c'+'\u1000'..'\u102a'+'\u103f'+'\u1050'..'\u1055'+'\u105a'..'\u105d'+'\u1061'+'\u1065'+'\u1066'+'\u106e'..'\u1070'+'\u1075'..'\u1081'+'\u108e'+'\u10a0'..'\u10c5'+'\u10c7'+'\u10cd'+'\u10d0'..'\u10fa'+'\u10fc'..'\u1248'+'\u124a'..'\u124d'+'\u1250'..'\u1256'+'\u1258'+'\u125a'..'\u125d'+'\u1260'..'\u1288'+'\u128a'..'\u128d'+'\u1290'..'\u12b0'+'\u12b2'..'\u12b5'+'\u12b8'..'\u12be'+'\u12c0'+'\u12c2'..'\u12c5'+'\u12c8'..'\u12d6'+'\u12d8'..'\u1310'+'\u1312'..'\u1315'+'\u1318'..'\u135a'+'\u1380'..'\u138f'+'\u13a0'..'\u13f4'+'\u1401'..'\u166c'+'\u166f'..'\u167f'+'\u1681'..'\u169a'+'\u16a0'..'\u16ea'+'\u16ee'..'\u16f0'+'\u1700'..'\u170c'+'\u170e'..'\u1711'+'\u1720'..'\u1731'+'\u1740'..'\u1751'+'\u1760'..'\u176c'+'\u176e'..'\u1770'+'\u1780'..'\u17b3'+'\u17d7'+'\u17dc'+'\u1820'..'\u1877'+'\u1880'..'\u18a8'+'\u18aa'+'\u18b0'..'\u18f5'+'\u1900'..'\u191c'+'\u1950'..'\u196d'+'\u1970'..'\u1974'+'\u1980'..'\u19ab'+'\u19c1'..'\u19c7'+'\u1a00'..'\u1a16'+'\u1a20'..'\u1a54'+'\u1aa7'+'\u1b05'..'\u1b33'+'\u1b45'..'\u1b4b'+'\u1b83'..'\u1ba0'+'\u1bae'+'\u1baf'+'\u1bba'..'\u1be5'+'\u1c00'..'\u1c23'+'\u1c4d'..'\u1c4f'+'\u1c5a'..'\u1c7d'+'\u1ce9'..'\u1cec'+'\u1cee'..'\u1cf1'+'\u1cf5'+'\u1cf6'+'\u1d00'..'\u1dbf'+'\u1e00'..'\u1f15'+'\u1f18'..'\u1f1d'+'\u1f20'..'\u1f45'+'\u1f48'..'\u1f4d'+'\u1f50'..'\u1f57'+'\u1f59'+'\u1f5b'+'\u1f5d'+'\u1f5f'..'\u1f7d'+'\u1f80'..'\u1fb4'+'\u1fb6'..'\u1fbc'+'\u1fbe'+'\u1fc2'..'\u1fc4'+'\u1fc6'..'\u1fcc'+'\u1fd0'..'\u1fd3'+'\u1fd6'..'\u1fdb'+'\u1fe0'..'\u1fec'+'\u1ff2'..'\u1ff4'+'\u1ff6'..'\u1ffc'+'\u2071'+'\u207f'+'\u2090'..'\u209c'+'\u2102'+'\u2107'+'\u210a'..'\u2113'+'\u2115'+'\u2119'..'\u211d'+'\u2124'+'\u2126'+'\u2128'+'\u212a'..'\u212d'+'\u212f'..'\u2139'+'\u213c'..'\u213f'+'\u2145'..'\u2149'+'\u214e'+'\u2160'..'\u2188'+'\u2c00'..'\u2c2e'+'\u2c30'..'\u2c5e'+'\u2c60'..'\u2ce4'+'\u2ceb'..'\u2cee'+'\u2cf2'+'\u2cf3'+'\u2d00'..'\u2d25'+'\u2d27'+'\u2d2d'+'\u2d30'..'\u2d67'+'\u2d6f'+'\u2d80'..'\u2d96'+'\u2da0'..'\u2da6'+'\u2da8'..'\u2dae'+'\u2db0'..'\u2db6'+'\u2db8'..'\u2dbe'+'\u2dc0'..'\u2dc6'+'\u2dc8'..'\u2dce'+'\u2dd0'..'\u2dd6'+'\u2dd8'..'\u2dde'+'\u2e2f'+'\u3005'..'\u3007'+'\u3021'..'\u3029'+'\u3031'..'\u3035'+'\u3038'..'\u303c'+'\u3041'..'\u3096'+'\u309d'..'\u309f'+'\u30a1'..'\u30fa'+'\u30fc'..'\u30ff'+'\u3105'..'\u312d'+'\u3131'..'\u318e'+'\u31a0'..'\u31ba'+'\u31f0'..'\u31ff'+'\u3400'..'\u4db5'+'\u4e00'..'\u9fcc'+'\ua000'..'\ua48c'+'\ua4d0'..'\ua4fd'+'\ua500'..'\ua60c'+'\ua610'..'\ua61f'+'\ua62a'+'\ua62b'+'\ua640'..'\ua66e'+'\ua67f'..'\ua697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    unicodeIdentifierPart = '_' + 'a'..'z' + 'A'..'Z' + '0'..'9' + '\u00aa'+'\u00b5'+'\u00ba'+'\u00c0'..'\u00d6'+'\u00d8'..'\u00f6'+'\u00f8'..'\u02c1'+'\u02c6'..'\u02d1'+'\u02e0'..'\u02e4'+'\u02ec'+'\u02ee'+'\u0370'..'\u0374'+'\u0376'+'\u0377'+'\u037a'..'\u037d'+'\u0386'+'\u0388'..'\u038a'+'\u038c'+'\u038e'..'\u03a1'+'\u03a3'..'\u03f5'+'\u03f7'..'\u0481'+'\u048a'..'\u0527'+'\u0531'..'\u0556'+'\u0559'+'\u0561'..'\u0587'+'\u05d0'..'\u05ea'+'\u05f0'..'\u05f2'+'\u0620'..'\u064a'+'\u066e'+'\u066f'+'\u0671'..'\u06d3'+'\u06d5'+'\u06e5'+'\u06e6'+'\u06ee'+'\u06ef'+'\u06fa'..'\u06fc'+'\u06ff'+'\u0710'+'\u0712'..'\u072f'+'\u074d'..'\u07a5'+'\u07b1'+'\u07ca'..'\u07ea'+'\u07f4'+'\u07f5'+'\u07fa'+'\u0800'..'\u0815'+'\u081a'+'\u0824'+'\u0828'+'\u0840'..'\u0858'+'\u08a0'+'\u08a2'..'\u08ac'+'\u0904'..'\u0939'+'\u093d'+'\u0950'+'\u0958'..'\u0961'+'\u0971'..'\u0977'+'\u0979'..'\u097f'+'\u0985'..'\u098c'+'\u098f'+'\u0990'+'\u0993'..'\u09a8'+'\u09aa'..'\u09b0'+'\u09b2'+'\u09b6'..'\u09b9'+'\u09bd'+'\u09ce'+'\u09dc'+'\u09dd'+'\u09df'..'\u09e1'+'\u09f0'+'\u09f1'+'\u0a05'..'\u0a0a'+'\u0a0f'+'\u0a10'+'\u0a13'..'\u0a28'+'\u0a2a'..'\u0a30'+'\u0a32'+'\u0a33'+'\u0a35'+'\u0a36'+'\u0a38'+'\u0a39'+'\u0a59'..'\u0a5c'+'\u0a5e'+'\u0a72'..'\u0a74'+'\u0a85'..'\u0a8d'+'\u0a8f'..'\u0a91'+'\u0a93'..'\u0aa8'+'\u0aaa'..'\u0ab0'+'\u0ab2'+'\u0ab3'+'\u0ab5'..'\u0ab9'+'\u0abd'+'\u0ad0'+'\u0ae0'+'\u0ae1'+'\u0b05'..'\u0b0c'+'\u0b0f'+'\u0b10'+'\u0b13'..'\u0b28'+'\u0b2a'..'\u0b30'+'\u0b32'+'\u0b33'+'\u0b35'..'\u0b39'+'\u0b3d'+'\u0b5c'+'\u0b5d'+'\u0b5f'..'\u0b61'+'\u0b71'+'\u0b83'+'\u0b85'..'\u0b8a'+'\u0b8e'..'\u0b90'+'\u0b92'..'\u0b95'+'\u0b99'+'\u0b9a'+'\u0b9c'+'\u0b9e'+'\u0b9f'+'\u0ba3'+'\u0ba4'+'\u0ba8'..'\u0baa'+'\u0bae'..'\u0bb9'+'\u0bd0'+'\u0c05'..'\u0c0c'+'\u0c0e'..'\u0c10'+'\u0c12'..'\u0c28'+'\u0c2a'..'\u0c33'+'\u0c35'..'\u0c39'+'\u0c3d'+'\u0c58'+'\u0c59'+'\u0c60'+'\u0c61'+'\u0c85'..'\u0c8c'+'\u0c8e'..'\u0c90'+'\u0c92'..'\u0ca8'+'\u0caa'..'\u0cb3'+'\u0cb5'..'\u0cb9'+'\u0cbd'+'\u0cde'+'\u0ce0'+'\u0ce1'+'\u0cf1'+'\u0cf2'+'\u0d05'..'\u0d0c'+'\u0d0e'..'\u0d10'+'\u0d12'..'\u0d3a'+'\u0d3d'+'\u0d4e'+'\u0d60'+'\u0d61'+'\u0d7a'..'\u0d7f'+'\u0d85'..'\u0d96'+'\u0d9a'..'\u0db1'+'\u0db3'..'\u0dbb'+'\u0dbd'+'\u0dc0'..'\u0dc6'+'\u0e01'..'\u0e30'+'\u0e32'+'\u0e33'+'\u0e40'..'\u0e46'+'\u0e81'+'\u0e82'+'\u0e84'+'\u0e87'+'\u0e88'+'\u0e8a'+'\u0e8d'+'\u0e94'..'\u0e97'+'\u0e99'..'\u0e9f'+'\u0ea1'..'\u0ea3'+'\u0ea5'+'\u0ea7'+'\u0eaa'+'\u0eab'+'\u0ead'..'\u0eb0'+'\u0eb2'+'\u0eb3'+'\u0ebd'+'\u0ec0'..'\u0ec4'+'\u0ec6'+'\u0edc'..'\u0edf'+'\u0f00'+'\u0f40'..'\u0f47'+'\u0f49'..'\u0f6c'+'\u0f88'..'\u0f8c'+'\u1000'..'\u102a'+'\u103f'+'\u1050'..'\u1055'+'\u105a'..'\u105d'+'\u1061'+'\u1065'+'\u1066'+'\u106e'..'\u1070'+'\u1075'..'\u1081'+'\u108e'+'\u10a0'..'\u10c5'+'\u10c7'+'\u10cd'+'\u10d0'..'\u10fa'+'\u10fc'..'\u1248'+'\u124a'..'\u124d'+'\u1250'..'\u1256'+'\u1258'+'\u125a'..'\u125d'+'\u1260'..'\u1288'+'\u128a'..'\u128d'+'\u1290'..'\u12b0'+'\u12b2'..'\u12b5'+'\u12b8'..'\u12be'+'\u12c0'+'\u12c2'..'\u12c5'+'\u12c8'..'\u12d6'+'\u12d8'..'\u1310'+'\u1312'..'\u1315'+'\u1318'..'\u135a'+'\u1380'..'\u138f'+'\u13a0'..'\u13f4'+'\u1401'..'\u166c'+'\u166f'..'\u167f'+'\u1681'..'\u169a'+'\u16a0'..'\u16ea'+'\u16ee'..'\u16f0'+'\u1700'..'\u170c'+'\u170e'..'\u1711'+'\u1720'..'\u1731'+'\u1740'..'\u1751'+'\u1760'..'\u176c'+'\u176e'..'\u1770'+'\u1780'..'\u17b3'+'\u17d7'+'\u17dc'+'\u1820'..'\u1877'+'\u1880'..'\u18a8'+'\u18aa'+'\u18b0'..'\u18f5'+'\u1900'..'\u191c'+'\u1950'..'\u196d'+'\u1970'..'\u1974'+'\u1980'..'\u19ab'+'\u19c1'..'\u19c7'+'\u1a00'..'\u1a16'+'\u1a20'..'\u1a54'+'\u1aa7'+'\u1b05'..'\u1b33'+'\u1b45'..'\u1b4b'+'\u1b83'..'\u1ba0'+'\u1bae'+'\u1baf'+'\u1bba'..'\u1be5'+'\u1c00'..'\u1c23'+'\u1c4d'..'\u1c4f'+'\u1c5a'..'\u1c7d'+'\u1ce9'..'\u1cec'+'\u1cee'..'\u1cf1'+'\u1cf5'+'\u1cf6'+'\u1d00'..'\u1dbf'+'\u1e00'..'\u1f15'+'\u1f18'..'\u1f1d'+'\u1f20'..'\u1f45'+'\u1f48'..'\u1f4d'+'\u1f50'..'\u1f57'+'\u1f59'+'\u1f5b'+'\u1f5d'+'\u1f5f'..'\u1f7d'+'\u1f80'..'\u1fb4'+'\u1fb6'..'\u1fbc'+'\u1fbe'+'\u1fc2'..'\u1fc4'+'\u1fc6'..'\u1fcc'+'\u1fd0'..'\u1fd3'+'\u1fd6'..'\u1fdb'+'\u1fe0'..'\u1fec'+'\u1ff2'..'\u1ff4'+'\u1ff6'..'\u1ffc'+'\u2071'+'\u207f'+'\u2090'..'\u209c'+'\u2102'+'\u2107'+'\u210a'..'\u2113'+'\u2115'+'\u2119'..'\u211d'+'\u2124'+'\u2126'+'\u2128'+'\u212a'..'\u212d'+'\u212f'..'\u2139'+'\u213c'..'\u213f'+'\u2145'..'\u2149'+'\u214e'+'\u2160'..'\u2188'+'\u2c00'..'\u2c2e'+'\u2c30'..'\u2c5e'+'\u2c60'..'\u2ce4'+'\u2ceb'..'\u2cee'+'\u2cf2'+'\u2cf3'+'\u2d00'..'\u2d25'+'\u2d27'+'\u2d2d'+'\u2d30'..'\u2d67'+'\u2d6f'+'\u2d80'..'\u2d96'+'\u2da0'..'\u2da6'+'\u2da8'..'\u2dae'+'\u2db0'..'\u2db6'+'\u2db8'..'\u2dbe'+'\u2dc0'..'\u2dc6'+'\u2dc8'..'\u2dce'+'\u2dd0'..'\u2dd6'+'\u2dd8'..'\u2dde'+'\u2e2f'+'\u3005'..'\u3007'+'\u3021'..'\u3029'+'\u3031'..'\u3035'+'\u3038'..'\u303c'+'\u3041'..'\u3096'+'\u309d'..'\u309f'+'\u30a1'..'\u30fa'+'\u30fc'..'\u30ff'+'\u3105'..'\u312d'+'\u3131'..'\u318e'+'\u31a0'..'\u31ba'+'\u31f0'..'\u31ff'+'\u3400'..'\u4db5'+'\u4e00'..'\u9fcc'+'\ua000'..'\ua48c'+'\ua4d0'..'\ua4fd'+'\ua500'..'\ua60c'+'\ua610'..'\ua61f'+'\ua62a'+'\ua62b'+'\ua640'..'\ua66e'+'\ua67f'..'\ua697'+'\ua6a0'..'\ua6ef'+'\ua717'..'\ua71f'+'\ua722'..'\ua788'+'\ua78b'..'\ua78e'+'\ua790'..'\ua793'+'\ua7a0'..'\ua7aa'+'\ua7f8'..'\ua801'+'\ua803'..'\ua805'+'\ua807'..'\ua80a'+'\ua80c'..'\ua822'+'\ua840'..'\ua873'+'\ua882'..'\ua8b3'+'\ua8f2'..'\ua8f7'+'\ua8fb'+'\ua90a'..'\ua925'+'\ua930'..'\ua946'+'\ua960'..'\ua97c'+'\ua984'..'\ua9b2'+'\ua9cf'+'\uaa00'..'\uaa28'+'\uaa40'..'\uaa42'+'\uaa44'..'\uaa4b'+'\uaa60'..'\uaa76'+'\uaa7a'+'\uaa80'..'\uaaaf'+'\uaab1'+'\uaab5'+'\uaab6'+'\uaab9'..'\uaabd'+'\uaac0'+'\uaac2'+'\uaadb'..'\uaadd'+'\uaae0'..'\uaaea'+'\uaaf2'..'\uaaf4'+'\uab01'..'\uab06'+'\uab09'..'\uab0e'+'\uab11'..'\uab16'+'\uab20'..'\uab26'+'\uab28'..'\uab2e'+'\uabc0'..'\uabe2'+'\uac00'..'\ud7a3'+'\ud7b0'..'\ud7c6'+'\ud7cb'..'\ud7fb'+'\uf900'..'\ufa6d'+'\ufa70'..'\ufad9'+'\ufb00'..'\ufb06'+'\ufb13'..'\ufb17'+'\ufb1d'+'\ufb1f'..'\ufb28'+'\ufb2a'..'\ufb36'+'\ufb38'..'\ufb3c'+'\ufb3e'+'\ufb40'+'\ufb41'+'\ufb43'+'\ufb44'+'\ufb46'..'\ufbb1'+'\ufbd3'..'\ufd3d'+'\ufd50'..'\ufd8f'+'\ufd92'..'\ufdc7'+'\ufdf0'..'\ufdfb'+'\ufe70'..'\ufe74'+'\ufe76'..'\ufefc'+'\uff21'..'\uff3a'+'\uff41'..'\uff5a'+'\uff66'..'\uffbe'+'\uffc2'..'\uffc7'+'\uffca'..'\uffcf'+'\uffd2'..'\uffd7'+'\uffda'..'\uffdc'+'\u0300'..'\u036f'+'\u0483'..'\u0487'+'\u0591'..'\u05bd'+'\u05bf'+'\u05c1'+'\u05c2'+'\u05c4'+'\u05c5'+'\u05c7'+'\u0610'..'\u061a'+'\u064b'..'\u0669'+'\u0670'+'\u06d6'..'\u06dc'+'\u06df'..'\u06e4'+'\u06e7'+'\u06e8'+'\u06ea'..'\u06ed'+'\u06f0'..'\u06f9'+'\u0711'+'\u0730'..'\u074a'+'\u07a6'..'\u07b0'+'\u07c0'..'\u07c9'+'\u07eb'..'\u07f3'+'\u0816'..'\u0819'+'\u081b'..'\u0823'+'\u0825'..'\u0827'+'\u0829'..'\u082d'+'\u0859'..'\u085b'+'\u08e4'..'\u08fe'+'\u0900'..'\u0903'+'\u093a'..'\u093c'+'\u093e'..'\u094f'+'\u0951'..'\u0957'+'\u0962'+'\u0963'+'\u0966'..'\u096f'+'\u0981'..'\u0983'+'\u09bc'+'\u09be'..'\u09c4'+'\u09c7'+'\u09c8'+'\u09cb'..'\u09cd'+'\u09d7'+'\u09e2'+'\u09e3'+'\u09e6'..'\u09ef'+'\u0a01'..'\u0a03'+'\u0a3c'+'\u0a3e'..'\u0a42'+'\u0a47'+'\u0a48'+'\u0a4b'..'\u0a4d'+'\u0a51'+'\u0a66'..'\u0a71'+'\u0a75'+'\u0a81'..'\u0a83'+'\u0abc'+'\u0abe'..'\u0ac5'+'\u0ac7'..'\u0ac9'+'\u0acb'..'\u0acd'+'\u0ae2'+'\u0ae3'+'\u0ae6'..'\u0aef'+'\u0b01'..'\u0b03'+'\u0b3c'+'\u0b3e'..'\u0b44'+'\u0b47'+'\u0b48'+'\u0b4b'..'\u0b4d'+'\u0b56'+'\u0b57'+'\u0b62'+'\u0b63'+'\u0b66'..'\u0b6f'+'\u0b82'+'\u0bbe'..'\u0bc2'+'\u0bc6'..'\u0bc8'+'\u0bca'..'\u0bcd'+'\u0bd7'+'\u0be6'..'\u0bef'+'\u0c01'..'\u0c03'+'\u0c3e'..'\u0c44'+'\u0c46'..'\u0c48'+'\u0c4a'..'\u0c4d'+'\u0c55'+'\u0c56'+'\u0c62'+'\u0c63'+'\u0c66'..'\u0c6f'+'\u0c82'+'\u0c83'+'\u0cbc'+'\u0cbe'..'\u0cc4'+'\u0cc6'..'\u0cc8'+'\u0cca'..'\u0ccd'+'\u0cd5'+'\u0cd6'+'\u0ce2'+'\u0ce3'+'\u0ce6'..'\u0cef'+'\u0d02'+'\u0d03'+'\u0d3e'..'\u0d44'+'\u0d46'..'\u0d48'+'\u0d4a'..'\u0d4d'+'\u0d57'+'\u0d62'+'\u0d63'+'\u0d66'..'\u0d6f'+'\u0d82'+'\u0d83'+'\u0dca'+'\u0dcf'..'\u0dd4'+'\u0dd6'+'\u0dd8'..'\u0ddf'+'\u0df2'+'\u0df3'+'\u0e31'+'\u0e34'..'\u0e3a'+'\u0e47'..'\u0e4e'+'\u0e50'..'\u0e59'+'\u0eb1'+'\u0eb4'..'\u0eb9'+'\u0ebb'+'\u0ebc'+'\u0ec8'..'\u0ecd'+'\u0ed0'..'\u0ed9'+'\u0f18'+'\u0f19'+'\u0f20'..'\u0f29'+'\u0f35'+'\u0f37'+'\u0f39'+'\u0f3e'+'\u0f3f'+'\u0f71'..'\u0f84'+'\u0f86'+'\u0f87'+'\u0f8d'..'\u0f97'+'\u0f99'..'\u0fbc'+'\u0fc6'+'\u102b'..'\u103e'+'\u1040'..'\u1049'+'\u1056'..'\u1059'+'\u105e'..'\u1060'+'\u1062'..'\u1064'+'\u1067'..'\u106d'+'\u1071'..'\u1074'+'\u1082'..'\u108d'+'\u108f'..'\u109d'+'\u135d'..'\u135f'+'\u1712'..'\u1714'+'\u1732'..'\u1734'+'\u1752'+'\u1753'+'\u1772'+'\u1773'+'\u17b4'..'\u17d3'+'\u17dd'+'\u17e0'..'\u17e9'+'\u180b'..'\u180d'+'\u1810'..'\u1819'+'\u18a9'+'\u1920'..'\u192b'+'\u1930'..'\u193b'+'\u1946'..'\u194f'+'\u19b0'..'\u19c0'+'\u19c8'+'\u19c9'+'\u19d0'..'\u19d9'+'\u1a17'..'\u1a1b'+'\u1a55'..'\u1a5e'+'\u1a60'..'\u1a7c'+'\u1a7f'..'\u1a89'+'\u1a90'..'\u1a99'+'\u1b00'..'\u1b04'+'\u1b34'..'\u1b44'+'\u1b50'..'\u1b59'+'\u1b6b'..'\u1b73'+'\u1b80'..'\u1b82'+'\u1ba1'..'\u1bad'+'\u1bb0'..'\u1bb9'+'\u1be6'..'\u1bf3'+'\u1c24'..'\u1c37'+'\u1c40'..'\u1c49'+'\u1c50'..'\u1c59'+'\u1cd0'..'\u1cd2'+'\u1cd4'..'\u1ce8'+'\u1ced'+'\u1cf2'..'\u1cf4'+'\u1dc0'..'\u1de6'+'\u1dfc'..'\u1dff'+'\u200c'+'\u200d'+'\u203f'+'\u2040'+'\u2054'+'\u20d0'..'\u20dc'+'\u20e1'+'\u20e5'..'\u20f0'+'\u2cef'..'\u2cf1'+'\u2d7f'+'\u2de0'..'\u2dff'+'\u302a'..'\u302f'+'\u3099'+'\u309a'+'\ua620'..'\ua629'+'\ua66f'+'\ua674'..'\ua67d'+'\ua69f'+'\ua6f0'+'\ua6f1'+'\ua802'+'\ua806'+'\ua80b'+'\ua823'..'\ua827'+'\ua880'+'\ua881'+'\ua8b4'..'\ua8c4'+'\ua8d0'..'\ua8d9'+'\ua8e0'..'\ua8f1'+'\ua900'..'\ua909'+'\ua926'..'\ua92d'+'\ua947'..'\ua953'+'\ua980'..'\ua983'+'\ua9b3'..'\ua9c0'+'\ua9d0'..'\ua9d9'+'\uaa29'..'\uaa36'+'\uaa43'+'\uaa4c'+'\uaa4d'+'\uaa50'..'\uaa59'+'\uaa7b'+'\uaab0'+'\uaab2'..'\uaab4'+'\uaab7'+'\uaab8'+'\uaabe'+'\uaabf'+'\uaac1'+'\uaaeb'..'\uaaef'+'\uaaf5'+'\uaaf6'+'\uabe3'..'\uabea'+'\uabec'+'\uabed'+'\uabf0'..'\uabf9'+'\ufb1e'+'\ufe00'..'\ufe0f'+'\ufe20'..'\ufe26'+'\ufe33'+'\ufe34'+'\ufe4d'..'\ufe4f'+'\uff10'..'\uff19'+'\uff3f'. 
    digit = '0'..'9'.
    cr  = '\r'. 
    lf  = '\n'.
    tab = '\t'.
    anyButDoubleQuote = ANY - '\"' - '\\'.
    anyButQuote = ANY - '\''.
    anychar = ANY.
    other = ANY - '/' - '*'.
    anyExcludingEndOfLine = ANY - lf.

TOKENS
    ident = unicodeIdentifierStart {unicodeIdentifierPart}.
    number = digit {digit} .
    float = digit {digit} '.' digit {digit} [('E' | 'e') ['+'|'-'] digit {digit}].
    textstring = '"' {anyButDoubleQuote | "\\\'" | "\\\"" | "\\\\" | "\\0" | "\\a" | "\\b" | "\\f" | "\\n" | "\\r" | "\\t" | "\\v" | "\\u"} '"'.
    char = "'" (anyButQuote | "\\\'" | "\\\"" | "\\\\" | "\\0" | "\\a" | "\\b" | "\\f" | "\\n" | "\\r" | "\\t" | "\\v" | "\\u") "'".
    period = '.'.
    postfixed_replicationguide = digit {digit} 'L'.

    list_at = '@'.
    dominant_list_at = "@@".

    openbracket = '['.
    closebracket = ']'.
    openparen = '('.
    closeparen = ')'.

    not = '!'.
    neg = '-'.
    pipe = '|'.
    lessthan = '<'.
    greaterthan = '>'.
    lessequal = "<=".
    greaterequal = ">=".
    equal = "==".
    notequal = "!=".
    endline = ';'.
    rangeop = "..".

    kw_class = "class".
    kw_constructor = "constructor".
    kw_def = "def".
    kw_extend = "extends".
    kw_if = "if".
    kw_elseif = "elseif".
    kw_else = "else".
    kw_while = "while".
    kw_for = "for".
    kw_import = "import".
    kw_prefix = "prefix".
    kw_from = "from".
    kw_break = "break".
    kw_continue = "continue".
    kw_static = "static".
    kw_local = "local".

    literal_true = "true".
    literal_false = "false".
    literal_null = "null".

PRAGMAS

    inlinecomment =  "//" {anyExcludingEndOfLine}.			(. 
                                                                   CommentNode cNode = new CommentNode(la.col, la.line, la.val, CommentNode.CommentType.Inline); 
                                                                   commentNode.Body.Add(cNode); .)
    blockcomment = "/*" {'/' | other | '*' {'*'} other} '*' {'*'} '/'. (.
                                                             CommentNode cNode = new CommentNode(la.col, la.line, la.val, CommentNode.CommentType.Block); 
                                                             commentNode.Body.Add(cNode); .)

IGNORE cr + lf + tab

PRODUCTIONS


//-----------------------------DesignScriptParser---------------------------//
DesignScriptParser
=                           (. Node node = null; .)
    Hydrogen<out node>       
        (. 
            if (!core.IsParsingPreloadedAssembly && !core.IsParsingCodeBlockNode && !builtinMethodsLoaded && !core.IsParsingInTestMode)
            {
                CoreUtils.InsertPredefinedAndBuiltinMethods(core, node as CodeBlockNode);
                root = node;
            }
            else
            {
                root = node;
            } 
        .)

.