Method startSpan

packages/next/src/server/lib/trace/tracer.ts:475–482

(...args: Array<any>)

  public startSpan(type: SpanTypes): Span
  public startSpan(type: SpanTypes, options: TracerSpanOptions): Span
  public startSpan(...args: Array<any>): Span {
    const [type, options]: [string, TracerSpanOptions | undefined] = args as any

    const spanContext = this.getSpanContext(
      options?.parentSpan ?? this.getActiveScopeSpan()
    )
    return this.getTracerInstance().startSpan(type, options, spanContext)
  }

  private getSpanContext(parentSpan?: Span) {
    const spanContext = parentSpan