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ChunkSpanView

Struct ChunkSpanView 

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pub struct ChunkSpanView<'a, T: TraceData> {
    pub span: &'a Span<T>,
    pub chunk: &'a TraceChunk<T>,
}
Expand description

Wraps a V1 span together with its enclosing chunk.

TraceChunk.attributes holds values common to every span in the chunk (e.g. peer tags), and TraceChunk.origin holds the _dd.origin value for the whole chunk. get_meta/get_metrics fall back to these chunk-level values whenever the span doesn’t have its own value for a given key.

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§span: &'a Span<T>§chunk: &'a TraceChunk<T>

Trait Implementations§

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impl<'a, T: TraceData> StatSpan<'a> for ChunkSpanView<'a, T>

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fn service(&'a self) -> &'a str

Returns the service name
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fn resource(&'a self) -> &'a str

Returns the resource name
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fn name(&'a self) -> &'a str

Returns the operation name
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fn type(&'a self) -> &'a str

Returns the span type
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fn start(&'a self) -> i64

Returns the start timestamp
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fn duration(&'a self) -> i64

Returns the duration
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fn is_error(&'a self) -> bool

Returns true if the span is an error
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fn is_trace_root(&'a self) -> bool

Returns true if the span is a trace root
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fn is_measured(&'a self) -> bool

Returns true if the span is measured
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fn is_partial_snapshot(&'a self) -> bool

Returns true if the span is a partial snapshot
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fn has_top_level(&'a self) -> bool

Returns true if the span has a top level key set
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fn get_meta(&'a self, key: &str) -> Option<&'a str>

Returns the value of a meta field
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fn get_metrics(&'a self, key: &str) -> Option<f64>

Returns the value of a metrics field

Auto Trait Implementations§

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impl<'a, T> Freeze for ChunkSpanView<'a, T>
where &'a Span<T>: Freeze, &'a TraceChunk<T>: Freeze,

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impl<'a, T> RefUnwindSafe for ChunkSpanView<'a, T>
where &'a Span<T>: RefUnwindSafe, &'a TraceChunk<T>: RefUnwindSafe,

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impl<'a, T> Send for ChunkSpanView<'a, T>
where &'a Span<T>: Send, &'a TraceChunk<T>: Send,

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impl<'a, T> Sync for ChunkSpanView<'a, T>
where &'a Span<T>: Sync, &'a TraceChunk<T>: Sync,

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impl<'a, T> Unpin for ChunkSpanView<'a, T>
where &'a Span<T>: Unpin, &'a TraceChunk<T>: Unpin,

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impl<'a, T> UnsafeUnpin for ChunkSpanView<'a, T>
where &'a Span<T>: UnsafeUnpin, &'a TraceChunk<T>: UnsafeUnpin,

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impl<'a, T> UnwindSafe for ChunkSpanView<'a, T>
where &'a Span<T>: UnwindSafe, &'a TraceChunk<T>: UnwindSafe,

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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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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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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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> 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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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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Calls U::from(self).

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where T: Send,

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where T: ?Sized,

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where U: Into<T>,

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type Error = !

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fn try_from(value: U) -> Result<T, !>

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

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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
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where S: Into<Dispatch>,

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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more