syntax_data: {"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"\"\\n{:?}:"}]}
source_snippet:                     "\n{:?}: parent: {:?}, call_site_ctxt: {:?}, def_site_ctxt: {:?}, kind: {:?}",
context_before:                 s.push_str(&format!(
context_after:                     id,