This class searches through the AST to find a node based on its position. It may return BinAfter or BinBefore if the node cannot be found.
Contains all the ancestors of the pinpointed nodes. The pinpointed node is always first.
Returns the node at pinpointLocation and populates bottomUpHierarchy.
The AST (or AST fragment) to search through.
Protected
This class searches through the AST to find a node based on its position. It may return BinAfter or BinBefore if the node cannot be found.