syntax_data: {"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"print_indented!(self,"}]}
source_snippet:                 print_indented!(self, format!("span: {:?}", match_data.span), depth_lvl + 3);
context_before:                 print_indented!(self, "LoopMatchMatchData {", depth_lvl + 2);
context_after:                 print_indented!(self, "scrutinee:", depth_lvl + 3);