syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// and are instantiated by an `GenericArgs`, and late-bound, which are part of
context_before: /// bound regions: early-bound, which are bound in an item's `Generics`,
context_after: /// higher-ranked types (e.g., `for<'a> fn(&'a ())`), and are instantiated by