{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"self.add_definition_to_binding(args_binding,"}]}
            self.add_definition_to_binding(args_binding, args_pat);
            let args_pat = self.alloc_pat_desugared(Pat::Bind { id: args_binding, subpat: None });
            let elements = arguments