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Interface Span

Represents a trace span.

Hierarchy

Implemented by

Index

Properties

Methods

Properties

type

type: SpanType

The current span type. See SpanType for more information.

Methods

addLabel

  • addLabel(key: string, value: any): void

  • Adds a key-value pair as a label to the trace span. The value will be converted to a string if it is not already, and both the key and value may be truncated according to the user's configuration.

    Parameters

    • key: string

      The label's key.

    • value: any

      The label's value.

    Returns void

endSpan

  • endSpan(timestamp?: Date): void

  • Ends the span. This method should only be called once.

    Parameters

    • Optional timestamp: Date

      A custom span end time; defaults to the time when endSpan was called if not provided.

    Returns void

getTraceContext

  • getTraceContext(): string

  • Gets the current trace context serialized as a string, or an empty string if it can't be generated.

    Returns string

    The stringified trace context.

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