1 use super::prelude::*; 2 3 #[derive(Debug)] 4 pub struct ExclamationMark; 5 6 impl<'a> ParseCommand<'a> for ExclamationMark { 7 #[inline(always)] from_packet(buf: PacketBuf<'a>) -> Option<Self>8 fn from_packet(buf: PacketBuf<'a>) -> Option<Self> { 9 if !buf.into_body().is_empty() { 10 return None; 11 } 12 Some(ExclamationMark) 13 } 14 } 15