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// Copyright 2020 TiKV Project Authors. Licensed under Apache-2.0. use crate::engine::PanicEngine; use engine_traits::{MvccProperties, MvccPropertiesExt, Result}; use txn_types::TimeStamp; impl MvccPropertiesExt for PanicEngine { fn get_mvcc_properties_cf( &self, cf: &str, safe_point: TimeStamp, start_key: &[u8], end_key: &[u8], ) -> Option<MvccProperties> { panic!() } }