RuntimeRuleItem

when (kind) { EMPTY -> items0 == the rule that is empty CHOICE -> items == what to chose between PRIORITY_CHOICE -> items == what to chose between, 0 is lowest priority CONCATENATION -> items == what to concatenate, in order UNORDERED -> items == what to concatenate, any order MULTI -> items0 == the item to repeat, items1 == empty rule if min==0 SEPARATED_LIST -> items0 == the item to repeat, items1 == separator, items2 == empty rule if min==0 LEFT_ASSOCIATIVE_LIST -> items0 == the item to repeat, items1 == separator RIGHT_ASSOCIATIVE_LIST -> items0 == the item to repeat, items1 == separator }