syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"for"}]}
source_snippet:     for debuginfo in body.var_debug_info.iter() {
context_before:     let mut visitor = DebuginfoLocals(DenseBitSet::new_empty(body.local_decls.len()));
context_after:         visitor.visit_var_debug_info(debuginfo);