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Snapshot

Struct Snapshot 

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pub struct Snapshot {
    pub rows: Vec<RawRow>,
    pub source: Option<Source>,
    pub state: State,
    pub note: Option<String>,
    pub seq: u64,
    pub updated: Option<Instant>,
    pub notifications: u64,
    pub coalesced: u64,
    pub polls: u64,
    pub renewals: u64,
    pub why: Option<Why>,
}
Expand description

A point’s latest values and how its watch is going.

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§rows: Vec<RawRow>

Each property’s latest raw value, or why the device gave none.

§source: Option<Source>

Where the values come from; None before the first read.

§state: State

How the watch is going.

§note: Option<String>

Why the point is polled or not live, as text.

§seq: u64

The hub’s sequence number at the last change; 0 before any.

§updated: Option<Instant>

When the values last changed.

§notifications: u64

COV notifications applied.

§coalesced: u64

Changes folded into another’s signal.

§polls: u64

Polls answered.

§renewals: u64

Renewals the device took.

§why: Option<Why>

Why the point is polled, or was given up, as its start or a failed renewal found; a poll’s error, which goes to note, leaves it. None while subscribed, and before the first start ends.

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impl Clone for Snapshot

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fn clone(&self) -> Self

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 Debug for Snapshot

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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 Default for Snapshot

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fn default() -> Self

A point not read yet: starting, no rows, nothing counted.

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

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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

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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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Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
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Calls U::from(self).

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

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
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type Error = !

The type returned in the event of a conversion error.
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type Error = <U as TryFrom<T>>::Error

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

Performs the conversion.
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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> ⓘ
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