package Ġit . uni bo . tup ro log . collections . re te . custom . nodes Ċ Ċ import Ġit . uni bo . tup ro log . collections . re te . custom . Indexing Node Ċ import Ġit . uni bo . tup ro log . collections . re te . custom . Ret e Node Ċ Ċ internal Ġinterface ĠFun ctor Indexing Ġ: ĠRet e Node , ĠIndex ing Node Ċ