syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"print_indented!(self,"}]}
source_snippet:             print_indented!(self, "guard: ", depth_lvl + 1);
context_before:         if let Some(guard) = *guard {
context_after:             self.print_expr(guard, depth_lvl + 2);