pub struct CurrentSpan { /* private fields */ }
👎Deprecated since 0.2.18: Will be removed in v0.3
Expand description
Tracks the currently executing span on a per-thread basis.
Returns a new CurrentSpan
.
Returns the Id
of the span in which the current thread is
executing, or None
if it is not inside of a span.
Records that the current thread has entered the span with the provided ID.
Records that the current thread has exited a span.
Formats the value using the given formatter.
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Returns the “default value” for a type.
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Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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Returns the argument unchanged.
Instruments this type with the provided
Span
, returning an
Instrumented
wrapper.
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Calls U::from(self)
.
That is, this conversion is whatever the implementation of
From<T> for U
chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.