Function getOrCreate

packages/effect/src/Metric.ts:1705–1724

(
    context: Context.Context<never>,
    attributes: Metric.Attributes | undefined
  )

  }

  getOrCreate(
    context: Context.Context<never>,
    attributes: Metric.Attributes | undefined
  ): Metric.Metadata<Input, State> {
    const key = makeKey(this, attributes)
    const registry = Context.get(context, MetricRegistry)
    if (registry.has(key)) {
      return registry.get(key)!
    }
    const hooks = this.createHooks()
    const meta: Metric.Metadata<Input, State> = {
      id: this.id,
      type: this.type,
      description: this.description,
      attributes: attributesToRecord(attributes),
      hooks
    }
    registry.set(key, meta)
    return meta
  }

  pipe() {
    return pipeArguments(this, arguments)