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#[cfg(feature = "bytes")] use bytes::Bytes; /// anything that can be cleared pub trait Clear { fn clear(&mut self); } impl<T> Clear for Option<T> { fn clear(&mut self) { self.take(); } } impl Clear for String { fn clear(&mut self) { String::clear(self); } } impl<T> Clear for Vec<T> { fn clear(&mut self) { Vec::clear(self); } } #[cfg(feature = "bytes")] impl Clear for Bytes { fn clear(&mut self) { Bytes::clear(self); } }