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DrainingExternalMessage

pg_proto::grammar::frontend

Enum DrainingExternalMessage 

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pub enum DrainingExternalMessage {
    Continue(DrainingContinueExternalTransitionMessage),
    Ready(DrainingReadyExternalTransitionMessage),
}
Expand description

Owned peer-initiated messages legal in Draining.

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Continue(DrainingContinueExternalTransitionMessage)

The Event::Continue transition.

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Ready(DrainingReadyExternalTransitionMessage)

The Event::Ready transition.

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impl DrainingExternalMessage

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pub const fn event(&self) -> Event

Returns the protocol event represented by this message.

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pub const fn as_wire(&self) -> &BackendMessage

Borrows the underlying decoded wire message.

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pub fn into_wire(self) -> BackendMessage

Returns the underlying decoded wire message.

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impl AsRef<BackendMessage> for DrainingExternalMessage

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fn as_ref(&self) -> &BackendMessage

Converts this type into a shared reference of the (usually inferred) input type.
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impl From<DrainingExternalMessage> for BackendMessage

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fn from(message: DrainingExternalMessage) -> Self

Converts to this type from the input type.
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impl TryFrom<BackendMessage> for DrainingExternalMessage

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type Error = BackendMessage

The type returned in the event of a conversion error.
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fn try_from(message: BackendMessage) -> Result<Self, BackendMessage>

Performs the conversion.

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Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<'a, T, E> AsTaggedExplicit<'a, E> for T
where T: 'a,

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fn explicit(self, class: Class, tag: u32) -> TaggedParser<'a, Explicit, Self, E>

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impl<'a, T, E> AsTaggedImplicit<'a, E> for T
where T: 'a,

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fn implicit( self, class: Class, constructed: bool, tag: u32, ) -> TaggedParser<'a, Implicit, Self, E>

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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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<Handler> MessageMiddlewareExt for Handler

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fn then<Next>(self, next: Next) -> Then<Self, Next>

Runs this value followed by next whenever both implement middleware for the intercepted message and state types.
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.