syntax_data: {"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"Symbol::intern(&format!(\".coroutine_field{}\","}]}
source_snippet:                             Symbol::intern(&format!(".coroutine_field{}", local.as_usize()))
context_before:                         name: field_name.unwrap_or_else(|| {
context_after:                         }),