#[non_exhaustive]
#[repr(u8)]
pub enum OpCode {
    Dispatch,
    Heartbeat,
    Identify,
    PresenceUpdate,
    VoiceStateUpdate,
    Resume,
    Reconnect,
    RequestGuildMembers,
    InvalidSession,
    Hello,
    HeartbeatAck,
}
Expand description

Gateway event opcodes.

The documentation is written from a client’s perspective.

PresenceUpdate, RequestGuildMembers, and VoiceStateUpdate are not requiried for establishing or maintaining a gateway connection.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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Dispatch

DispatchEvent and sequence number.

Will only be received after establishing or resuming a session.

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Heartbeat

Periodically sent to maintain the connection and may be received to immediately request one.

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Identify

Start a new session.

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PresenceUpdate

Request to update the client’s presence.

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VoiceStateUpdate

Request to join, leave or move between voice channels.

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Resume

Resume a previously disconnected session, skipping over Identify.

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Reconnect

Indicates that a reconnect is required.

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RequestGuildMembers

Request a list of members for a guild.

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InvalidSession

Received when the session is invalidated.

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Hello

Received after connecting, contains the heartbeat interval.

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HeartbeatAck

Received in response to sending a Heartbeat.

Implementations§

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impl OpCode

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pub const fn from(code: u8) -> Option<Self>

Try to match an integer value to an opcode, returning None if no match is found.

Trait Implementations§

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impl Clone for OpCode

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fn clone(&self) -> OpCode

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for OpCode

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for OpCode

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>where
D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Hash for OpCode

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)where
H: Hasher,
Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq<OpCode> for OpCode

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fn eq(&self, other: &OpCode) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for OpCode

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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>where
S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Copy for OpCode

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impl Eq for OpCode

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impl StructuralEq for OpCode

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impl StructuralPartialEq for OpCode

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere
T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere
U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for Twhere
T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where
S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> DeserializeOwned for Twhere
T: for<'de> Deserialize<'de>,