{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"Name::new_symbol_root(sym::self_),"}]}
                    Name::new_symbol_root(sym::self_),
                let binding_id: la_arena::Idx<Binding> = collector.alloc_binding(
                    BindingAnnotation::new(is_mutable, false),