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ChainError

pg_proto::middleware

Enum ChainError 

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pub enum ChainError<First, Second> {
    First(First),
    Second(Second),
}
Expand description

Identifies which stage of a two-part middleware chain failed.

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First(First)

The first stage rejected the message.

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Second(Second)

The second stage rejected the message.

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impl<First: Clone, Second: Clone> Clone for ChainError<First, Second>

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fn clone(&self) -> ChainError<First, Second>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<First: Copy, Second: Copy> Copy for ChainError<First, Second>

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impl<First: Debug, Second: Debug> Debug for ChainError<First, Second>

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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<First: Eq, Second: Eq> Eq for ChainError<First, Second>

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impl<First: PartialEq, Second: PartialEq> PartialEq for ChainError<First, Second>

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fn eq(&self, other: &ChainError<First, Second>) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl<First: PartialEq, Second: PartialEq> StructuralPartialEq for ChainError<First, Second>

Auto Trait Implementations§

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impl<First, Second> Freeze for ChainError<First, Second>
where First: Freeze, Second: Freeze,

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impl<First, Second> RefUnwindSafe for ChainError<First, Second>
where First: RefUnwindSafe, Second: RefUnwindSafe,

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impl<First, Second> Send for ChainError<First, Second>
where First: Send, Second: Send,

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impl<First, Second> Sync for ChainError<First, Second>
where First: Sync, Second: Sync,

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impl<First, Second> Unpin for ChainError<First, Second>
where First: Unpin, Second: Unpin,

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impl<First, Second> UnsafeUnpin for ChainError<First, Second>
where First: UnsafeUnpin, Second: UnsafeUnpin,

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impl<First, Second> UnwindSafe for ChainError<First, Second>
where First: UnwindSafe, Second: UnwindSafe,

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> ToOwned for T
where 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 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.