frankshearar/zipr — Issue #15: Rename visited_nodes -> parent_nodes
Author: frankshearar
Created: 2011-12-15 11:39:11+00:00
State: open

I misunderstood zip.clj's :pnodes - it doesn't contain visited nodes. It contains a seq of the nodes on the shortest path from the root node to the current node. Thus, you only change :pnodes in safe_down.