- Plain =
%i[number]
- NumberRef =
%i[number_ref number_rel_ref]
- Number =
Plain + NumberRef
- Name =
%i[name_ref]
- RecursionLevel =
%i[name_recursion_ref number_recursion_ref]
- V1_8_6 =
Plain
- V1_9_1 =
Name + NumberRef + RecursionLevel
- All =
V1_8_6 + V1_9_1
- Type =
:backref