syntax_data: {"ast_node_type":"other","tokens":[{"end":22,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: ///   - `Baz<T>: Send`
context_before: ///     - `Foo<T>: Send` -- cycle, but ok
context_after: ///     - `Bar<T>: Send` -- would be nice for this to be a cache hit!