syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                             if !generics.is_own_empty() && args.len() >= generics.count() {
context_before:                         _ => {
context_after:                                 let args = generics.own_args_no_defaults(self.tcx(), args);