/// <summary>
/// Merge all error found in a validation dictionary to the current application message
/// </summary>
/// <param name="executionResult">instance of IApplicationMessage</param>
/// <param name="validationDictionary">instance of IValidationDictionary</param>
/// <param name="againstMessageCategory">add error message into this category</param>
/// <returns>instance of application message in order to chain to other operations</returns>
public static ExecutionResult Merge(this ExecutionResult executionResult, IValidationDictionary validationDictionary, MessageCategory againstMessageCategory = MessageCategory.BrokenBusinessRule)
{
if (executionResult == null) return null;
if (validationDictionary != null)
{
validationDictionary
.Each(item => executionResult.Add(againstMessageCategory, new MessageGroup(item.Value.ToList())));
}
return executionResult;
}