syntax_data: {"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"print_indented!(self,"}]}
source_snippet:                 print_indented!(self, "VarRef {", depth_lvl);
context_before:             VarRef { id } => {
context_after:                 print_indented!(self, format!("id: {:?}", id), depth_lvl + 1);