syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"TypingMode::PostBorrowckAnalysis"}]}
source_snippet:             TypingMode::PostBorrowckAnalysis { .. } => true,
context_before:             // inference context, so we can freely move this to the global cache.
context_after:             // The global cache is only used if there are no opaque types in