syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"self.print_adt_def(adt_expr.adt_def,"}]}
source_snippet:         self.print_adt_def(adt_expr.adt_def, depth_lvl + 1);
context_before:         print_indented!(self, "adt_def:", depth_lvl);
context_after:         print_indented!(