syntax_data: {"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"scrutinee_place.as_ref().map(|place|"}]}
source_snippet:                         scrutinee_place.as_ref().map(|place| (Some(place), scrutinee_span));
context_before:                     let opt_scrutinee_place =
context_after:                     let scope = this.declare_bindings(