ProgrammingLanguageNr1.Parser.checkRightHandSide C# (CSharp) Method

        void checkRightHandSide(AST rhs, Token operatorToken)
        {
            if(rhs == null) {
                throw new Error("No expression on the right side of '" + operatorToken.getTokenString() + "'",
                    Error.ErrorType.SYNTAX, operatorToken.LineNr, operatorToken.LinePosition + 2);
            }
        }