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CapturedEvent

Struct CapturedEvent 

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pub struct CapturedEvent {
    pub target: String,
    pub level: &'static str,
    pub name: &'static str,
    pub span: Option<String>,
    pub code: Option<LeanDiagnosticCode>,
    pub message: String,
    pub fields: Vec<(&'static str, String)>,
}
Expand description

One captured tracing event.

Built by the per-thread layer installed by DiagnosticCapture. The code field is populated when an event carries a code = "..." field whose value matches one of LeanDiagnosticCode::as_str. fields carries other structured fields verbatim, with values rendered via fmt::Debug (the standard tracing protocol).

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§target: String

The event’s target, e.g. "lean_rs". Tracing assigns the containing module path by default.

§level: &'static str

The event’s level as the lowercase string "error", "warn", "info", "debug", or "trace".

§name: &'static str

The event’s name (assigned by tracing from the source-site macro), e.g. "event src/host/session.rs:271". Use Self::span to identify which #[instrument]-style span produced the event.

§span: Option<String>

The span name the event was emitted inside, if any. This is the identifier used by the documented span catalogue (lean_rs.host.session.import, lean_rs.module.library.open, …).

§code: Option<LeanDiagnosticCode>

The diagnostic code attached to this event, if it carries a code field that matches a known LeanDiagnosticCode.

§message: String

The event’s message field if present, else an empty string.

§fields: Vec<(&'static str, String)>

Other structured fields ((name, value) pairs), excluding code and message.

Trait Implementations§

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impl Clone for CapturedEvent

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fn clone(&self) -> CapturedEvent

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 CapturedEvent

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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 Eq for CapturedEvent

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impl PartialEq for CapturedEvent

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fn eq(&self, other: &CapturedEvent) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for CapturedEvent

Auto Trait Implementations§

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> 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> 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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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> 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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

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