Skip to main content

ReadyExternalProjection

pg_proto::grammar::backend

Enum ReadyExternalProjection

pub enum ReadyExternalProjection<Transport, SourceCleanliness> {
    Query {
        connection: Conn<Transport, Simple, Dirty>,
        message: ReadyQueryExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Parse {
        connection: Conn<Transport, ParseResponse, Dirty>,
        message: ReadyParseExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Bind {
        connection: Conn<Transport, BindResponse, Dirty>,
        message: ReadyBindExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Describe {
        connection: Conn<Transport, DescribeResponse, SourceCleanliness>,
        message: ReadyDescribeExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Execute {
        connection: Conn<Transport, ExecuteResponse, Dirty>,
        message: ReadyExecuteExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Close {
        connection: Conn<Transport, CloseResponse, SourceCleanliness>,
        message: ReadyCloseExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    FunctionCall {
        connection: Conn<Transport, FunctionResponse, Dirty>,
        message: ReadyFunctionCallExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    Terminate {
        connection: Conn<Transport, Terminated, SourceCleanliness>,
        message: ReadyTerminateExternalTransitionMessage,
        source_cleanliness: PhantomData<SourceCleanliness>,
    },
    // some variants omitted
}

Expand description

Typed next-connection projection for ReadyExternalMessage.

Variants§

Query

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

Fields

§connection: Conn<Transport, Simple, Dirty>

Connection after applying the selected message transition.

§message: ReadyQueryExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Parse

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

Fields

§connection: Conn<Transport, ParseResponse, Dirty>

Connection after applying the selected message transition.

§message: ReadyParseExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Bind

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

Fields

§connection: Conn<Transport, BindResponse, Dirty>

Connection after applying the selected message transition.

§message: ReadyBindExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Describe

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

Fields

§connection: Conn<Transport, DescribeResponse, SourceCleanliness>

Connection after applying the selected message transition.

§message: ReadyDescribeExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Execute

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

Fields

§connection: Conn<Transport, ExecuteResponse, Dirty>

Connection after applying the selected message transition.

§message: ReadyExecuteExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Close

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

Fields

§connection: Conn<Transport, CloseResponse, SourceCleanliness>

Connection after applying the selected message transition.

§message: ReadyCloseExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

FunctionCall

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

Fields

§connection: Conn<Transport, FunctionResponse, Dirty>

Connection after applying the selected message transition.

§message: ReadyFunctionCallExternalTransitionMessage

Validated message which selected this transition.

§source_cleanliness: PhantomData<SourceCleanliness>

Retains the source cleanliness parameter even when replaced.

Terminate

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

Fields

§connection: Conn<Transport, Terminated, SourceCleanliness>

Connection after applying the selected message transition.

§message: ReadyTerminateExternalTransitionMessage

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 ReadyExternalProjection<Transport, SourceCleanliness>

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

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

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

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

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

impl<Transport, SourceCleanliness> UnwindSafe for ReadyExternalProjection<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.