syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// panic, but that will turn out to be removed as dead-code.
context_before:     /// path; we would also emit a free on the 'success' path from
context_after:     pub(crate) fn local_scope(&self) -> region::Scope {