{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"///"}]}
/// for each node. A `Visited` event signifies that we should examine this node if it has not yet
/// We accomplish this by storing `Event`s on the stack that result in a (possible) state change
/// been `Visited` or `Settled`. When a node is examined for the first time, we mark it as