Method drain

packages/core/src/tracing/spans/spanBuffer.ts:131–141

* Drain and flush all buffered traces.

()

   * Drain and flush all buffered traces.
   */
  public drain(): void {
    if (!this._traceBuckets.size) {
      return;
    }

    DEBUG_BUILD && debug.log(`Flushing span tree map with ${this._traceBuckets.size} traces`);

    this._traceBuckets.forEach((_, traceId) => {
      this.flush(traceId);
    });
  }

  /**
   * Flush spans of a specific trace.