Class NativeSpan

packages/effect/src/internal/tracer.ts:38–88

/** @internal */
export class NativeSpan implements Tracer.Span {
  readonly _tag = "Span"
  readonly spanId: string
  readonly traceId: string = "native"
  readonly sampled = true

  status: Tracer.SpanStatus
  attributes: Map<string, unknown>
  events: Array<[name: string, startTime: bigint, attributes: Record<string, unknown>]> = []
  links: Array<Tracer.SpanLink>

  constructor(
    readonly name: string,
    readonly parent: Option.Option<Tracer.AnySpan>,
    readonly context: Context.Context<never>,
    links: Iterable<Tracer.SpanLink>,
    readonly startTime: bigint,
    readonly kind: Tracer.SpanKind
  ) {
    this.status = {
      _tag: "Started",
      startTime
    }
    this.attributes = new Map()
    this.traceId = parent._tag === "Some" ? parent.value.traceId : randomHexString(32)
    this.spanId = randomHexString(16)
    this.links = Array.from(links)
  }

  end(endTime: bigint, exit: Exit.Exit<unknown, unknown>): void {
    this.status = {
      _tag: "Ended",
      endTime,
      exit,
      startTime: this.status.startTime
    }
  }

  attribute(key: string, value: unknown): void {
    this.attributes.set(key, value)
  }

  event(name: string, startTime: bigint, attributes?: Record<string, unknown>): void {
    this.events.push([name, startTime, attributes ?? {}])
  }

  addLinks(links: ReadonlyArray<Tracer.SpanLink>): void {
    // eslint-disable-next-line no-restricted-syntax
    this.links.push(...links)
  }
}

/** @internal */
export const nativeTracer: Tracer.Tracer = make({