anchor.diff:  		}
   
   		private function isColumnEmpty(query qry,string columnName){
  -			if(!QueryColumnExists(qry,columnName)) return true;
  -			return !len(arrayToList(queryColumnData(qry,columnName),""));
  +			if(!QueryColumnExists(arguments.qry, arguments.columnName)) return true;
  +			return !len(arrayToList(queryColumnData(arguments.qry, arguments.columnName),""));
   		}
   
   		function isSectionOpen( string name ) {
  
positive.code: 		}
  
  		void function onBeforeUpdate(struct custom){
  			throwWhenNotNumeric(custom,"minimal");
  			throwWhenNotNumeric(custom,"highlight");
  		}
  
  		private void function throwWhenEmpty(struct custom, string name){
  			if(!structKeyExists(custom,name) or len(trim(custom[name])) EQ 0)
  			throw "value for ["&name&"] is not defined";
  		}
  
  		private void function throwWhenNotNumeric(struct custom, string name){
  
negative.code: 
  		function isEnabled( custom, key ) {
  
  			return structKeyExists( arguments.custom, arguments.key ) 
  				&& ( arguments.custom[ arguments.key ] == "Enabled" 
  					|| arguments.custom[ arguments.key ] == "true" 
  			);
  		}
  
  
  