anchor.diff:  		this._params = params;
   	}
   
  -	void addParam(String param) {
  +	void addParam(Object param) {
   		_params.add(param);
   	}
   
  
positive.code: 
  	String _query_string = '';
  
  	List<String> _params = new List<String>();
  
  	DDO _connection;
  
  
negative.code: 
  	static String embedParams(String string, List params, [DDO conn = null]) {
  		if (null != conn) {
  			params = conn.prepareInput(params).toList();
  		} else {
  			for (int x = 0; x < params.length; ++x) {
  				var value = params[x];
  