/// <summary>
/// Adds a post processing rule.
/// The rule is optional and does not have to be run
/// for the main rule to be run.
/// </summary>
/// <param name="rule"></param>
/// <returns></returns>
public Rule AddPostProcessingRule(Rule rule)
{
postRule = rule;
return(this);
}
/// <summary>
/// Adds a pre processing rule.
/// The rule is optional and does not have to be run
/// for the main rule to be run.
/// </summary>
/// <param name="rule"></param>
/// <returns></returns>
public Rule AddPreProcessingRule(Rule rule)
{
preRule = rule;
return(this);
}