syntax_data: {"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"manual:"}]}
source_snippet:         manual: FxHashSet<Ty<'tcx>>,
context_before:         /// but we don't have a span to point at, so we'll just add them as a `note`.
context_after:         /// The type has no `PartialEq` implementation, neither manual or derived, but