{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"CaptureKind::ByValue"}]}
                    CaptureKind::ByValue => FnTrait::FnOnce,
                    CaptureKind::ByRef(BorrowKind::Shallow | BorrowKind::Shared) => FnTrait::Fn,
                },