{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"hir::BindingMode::REF"}]}
            hir::BindingMode::REF if result.is_none() => result = Some(hir::Mutability::Not),
        self.each_binding(|annotation, _, _, _| match annotation {
            hir::BindingMode::REF_MUT => result = Some(hir::Mutability::Mut),