rs_postgres_stat2otel::single

Struct Single

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pub struct Single { /* private fields */ }
Expand description

Single gets gauge items from single row.

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impl Single

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pub fn as_query(&self) -> &str

Gets the query string to get a metrics row.

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pub fn take_label(&mut self) -> Option<Vec<Label>>

Takes all labels if exists.

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pub fn as_label(&self) -> &[Label]

Gets all labels(can be empty).

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pub fn as_gauge(&self) -> &[Gauge]

Gets all gauge items.

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impl TryFrom<RawSingle> for Single

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type Error = Event

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

Performs the conversion.

Auto Trait Implementations§

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impl Freeze for Single

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impl RefUnwindSafe for Single

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impl Send for Single

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impl Sync for Single

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impl Unpin for Single

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impl UnwindSafe for Single

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<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> FutureExt for T

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fn with_context(self, otel_cx: Context) -> WithContext<Self>

Attaches the provided Context to this type, returning a WithContext wrapper. Read more
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fn with_current_context(self) -> WithContext<Self>

Attaches the current Context to this type, returning a WithContext wrapper. Read more
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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<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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V