syntax_data: {"ast_node_type":"other","tokens":[{"end":45,"kind":"keyword","start":0,"text":"ScopeData::IfThenRescope"}]}
source_snippet:                 ScopeData::IfThenRescope => {
context_before:                 }
context_after:                     debug!("temporary_scope({expr_id:?}) = {p:?} [enclosing]");