syntax_data: {"ast_node_type":"other","tokens":[{"end":23,"kind":"keyword","start":0,"text":"WithCachedTypeInfo,"}]}
source_snippet:     WithCachedTypeInfo,
context_before:     self, DebruijnIndex, EarlyBinder, PredicatePolarity, Ty, TyCtxt, TypeFlags, Upcast, UpcastFrom,
context_after: };