public IRule GetProcessor(RuleExpression expression)
{
var group = expression as RuleExpressionGroup;
var descriptor = expression.Descriptor as CartRuleDescriptor;
if (group == null && descriptor == null)
{
throw new InvalidOperationException($"Missing cart rule descriptor for expression {expression.Id} ('{expression.RawValue.EmptyNull()}').");
}
IRule instance;
if (group == null && descriptor.ProcessorType != typeof(CompositeRule))
{
instance = _componentContext.ResolveKeyed <IRule>(descriptor.ProcessorType);
}
else
{
instance = new CompositeRule(group, this);
}
return(instance);
}
public IRule GetProcessor(RuleExpression expression)
{
var descriptor = expression.Descriptor as CartRuleDescriptor;
if (descriptor == null)
{
// TODO: ErrHandling
throw new InvalidOperationException();
}
IRule instance;
var group = expression as RuleExpressionGroup;
if (group == null && descriptor.ProcessorType != typeof(CompositeRule))
{
instance = _componentContext.ResolveKeyed <IRule>(descriptor.ProcessorType);
}
else
{
instance = new CompositeRule(group, this);
}
return(instance);
}
