1  use serde_repr::{Deserialize_repr, Serialize_repr};
 2  
 3  /// Gateway event's payload type.
 4  #[derive(
 5    Clone, Copy, Debug, Deserialize_repr, Eq, Hash, PartialEq, Serialize_repr,
 6  )]
 7  #[repr(u8)]
 8  pub enum OpCode {
 9    /// [`DispatchEvent`] and sequence number.
10    ///
11    /// Will only be received when connected to the gateway with an active
12    /// session.
13    ///
14    /// [`DispatchEvent`]: super::event::DispatchEvent
15    Dispatch = 0,
16    /// Periodically sent to maintain the gateway connection and may be received
17    /// to immediately request one.
18    Heartbeat = 1,
19    /// Start a new session.
20    Identify = 2,
21    /// Request to update the client's presence.
22    PresenceUpdate = 3,
23    /// Request to join, leave or move between voice channels.
24    VoiceStateUpdate = 4,
25    /// Resume a previously disconnected session, skipping over [`Identify`].
26    ///
27    /// [`Identify`]: Self::Identify
28    Resume = 6,
29    /// Indicates that a reconnect is required.
30    Reconnect = 7,
31    /// Request a list of members for a guild.
32    RequestGuildMembers = 8,
33    /// Received when the session is invalidated.
34    InvalidSession = 9,
35    /// Received after connecting, contains the heartbeat interval.
36    Hello = 10,
37    /// Received in response to sending a [`Heartbeat`].
38    ///
39    /// [`Heartbeat`]: Self::Heartbeat
40    HeartbeatAck = 11,
41  }