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SimpleExternalProjection

pg_proto::grammar::frontend

Enum SimpleExternalProjection

pub enum SimpleExternalProjection<Transport, SourceCleanliness> {
    Continue {
        connection: Conn<Transport, Simple, SourceCleanliness>,
        message: SimpleContinueExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    CopyIn {
        connection: Conn<Transport, CopyIn, SourceCleanliness>,
        message: SimpleCopyInExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    CopyOut {
        connection: Conn<Transport, CopyOut, SourceCleanliness>,
        message: SimpleCopyOutExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    CopyBoth {
        connection: Conn<Transport, CopyBoth, SourceCleanliness>,
        message: SimpleCopyBothExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Ready {
        connection: Conn<Transport, Ready, SourceCleanliness>,
        message: SimpleReadyExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Error {
        connection: Conn<Transport, Draining, SourceCleanliness>,
        message: SimpleErrorExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    // some variants omitted
}

Expand description

Typed next-connection projection for SimpleExternalMessage.

Variants§

Continue

The Event::Continue transition and its correctly typed next connection.

Fields

§connection: Conn<Transport, Simple, SourceCleanliness>

Connection after applying the selected message transition.

§message: SimpleContinueExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

CopyIn

The Event::CopyIn transition and its correctly typed next connection.

Fields

§connection: Conn<Transport, CopyIn, SourceCleanliness>

Connection after applying the selected message transition.

§message: SimpleCopyInExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

CopyOut

The Event::CopyOut transition and its correctly typed next connection.

Fields

§connection: Conn<Transport, CopyOut, SourceCleanliness>

Connection after applying the selected message transition.

§message: SimpleCopyOutExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

CopyBoth

The Event::CopyBoth transition and its correctly typed next connection.

Fields

§connection: Conn<Transport, CopyBoth, SourceCleanliness>

Connection after applying the selected message transition.

§message: SimpleCopyBothExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Ready

The Event::Ready transition and its correctly typed next connection.

Fields

§connection: Conn<Transport, Ready, SourceCleanliness>

Connection after applying the selected message transition.

§message: SimpleReadyExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Error

The Event::Error transition and its correctly typed next connection.

Fields

§connection: Conn<Transport, Draining, SourceCleanliness>

Connection after applying the selected message transition.

§message: SimpleErrorExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Auto Trait Implementations§

impl<Transport, SourceCleanliness> !Freeze for SimpleExternalProjection<Transport, SourceCleanliness>

impl<Transport, SourceCleanliness> RefUnwindSafe for SimpleExternalProjection<Transport, SourceCleanliness>
where Transport: RefUnwindSafe, SourceCleanliness: RefUnwindSafe,

impl<Transport, SourceCleanliness> Send for SimpleExternalProjection<Transport, SourceCleanliness>
where Transport: Send, SourceCleanliness: Send,

impl<Transport, SourceCleanliness> Sync for SimpleExternalProjection<Transport, SourceCleanliness>
where Transport: Sync, SourceCleanliness: Sync,

impl<Transport, SourceCleanliness> Unpin for SimpleExternalProjection<Transport, SourceCleanliness>
where Transport: Unpin, SourceCleanliness: Unpin,

impl<Transport, SourceCleanliness> UnsafeUnpin for SimpleExternalProjection<Transport, SourceCleanliness>
where Transport: UnsafeUnpin,

impl<Transport, SourceCleanliness> UnwindSafe for SimpleExternalProjection<Transport, SourceCleanliness>
where Transport: UnwindSafe, SourceCleanliness: UnwindSafe,

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

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

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

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

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

impl<Handler> MessageMiddlewareExt for Handler

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.

impl<T> Same for T

type Output = T

Should always be Self

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

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

Performs the conversion.