code: function applyAllowedRule( rule, element, status, skipRequired ) {
  		// This rule doesn't match this element - skip it.
  		if ( rule.match && !rule.match( element ) )
  			return;
  
  		// If element doesn't have all required styles/attrs/classes
  		// this rule doesn't match it.
  		if ( !skipRequired && !hasAllRequired( rule, element ) )
  			return;
  
  		// If this rule doesn't validate properties only mark element as valid.
  		if ( !rule.propertiesOnly )
  			status.valid = true;
  
  		// Apply rule only when all attrs/styles/classes haven't been marked as valid.
  		if ( !status.allAttributes )
  			status.allAttributes = applyAllowedRuleToHash( rule.attributes, element.attributes, status.validAttributes );
  
  		if ( !status.allStyles )
  			status.allStyles = applyAllowedRuleToHash( rule.styles, element.styles, status.validStyles );
  
  		if ( !status.allClasses )
  			status.allClasses = applyAllowedRuleToArray( rule.classes, element.classes, status.validClasses );
  	}
docs: Apply ACR to an element. @param rule @param element @param status Object containing status of element's filtering. @param {Boolean} skipRequired If true don't check if element has all required properties.