{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"///"}]}
/// The idea is to visit "all components of a type", as documented in
/// Visiting `DefId`s is useful because visibilities and reachabilities are attached to them.
/// <https://github.com/rust-lang/rfcs/blob/master/text/2145-type-privacy.md#how-to-determine-visibility-of-a-type>.