{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"BindingMode::Ref(Mutability::Mut)"}]}
                        BindingMode::Ref(Mutability::Mut) => {
                        BindingMode::Ref(Mutability::Not) => BorrowKind::Shared,
                            BorrowKind::Mut { kind: MutBorrowKind::Default }