Beispiel #1
0
        private static ArgumentsList ParseArgumentList(Scope scope, LuaLexer code)
        {
            FetchToken(LuaToken.BracketOpen, code);

            // exprArgumentList := '(' [ exprArg { , exprArg } ] ')'
            var argumentsList = new ArgumentsList();
            while (code.Current.Typ != LuaToken.BracketClose)
            {
                Token tName = null;
                if (code.LookAhead.Typ == LuaToken.Assign) // named argument
                {
                    tName = FetchToken(LuaToken.Identifier, code);
                    code.Next(); // equal
                }

                // parse the expression
                var tFirst = code.Current;
                var expr = ParseExpression(scope, code, InvokeResult.LuaResult, scope.EmitExpressionDebug);

                if (tName == null)
                    argumentsList.AddPositionalArgument(tFirst, expr);
                else
                    argumentsList.AddNamedArgument(tName, expr);

                // optinal comma
                FetchToken(LuaToken.Comma, code, true);
            }
            code.Next();
            return argumentsList;
        }