syntax_data: {"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // inference context, so we can freely move this to the global cache.
context_before:             // The hidden types of `defined_opaque_types` is not local to the current
context_after:             TypingMode::PostBorrowckAnalysis { .. } => true,