syntax_data: {"ast_node_type":"other","tokens":[{"end":34,"kind":"keyword","start":0,"text":"TypingMode::Analysis"}]}
source_snippet:             TypingMode::Analysis {
context_before:             // See: <https://github.com/rust-lang/rust/issues/132064>.
context_after:                 defining_opaque_types_and_generators: defining_opaque_types,