Function constructor

packages/core/src/client.ts:228–282

* Initializes this client instance. * * @param options Options for the client.

(options: O)

   * @param options Options for the client.
   */
  protected constructor(options: O) {
    this._options = options;
    this._integrations = {};
    this._numProcessing = 0;
    this._outcomes = {};
    this._hooks = {};
    this._eventProcessors = [];
    this._promiseBuffer = makePromiseBuffer(options.transportOptions?.bufferSize ?? DEFAULT_TRANSPORT_BUFFER_SIZE);
    this._dataCollection = resolveDataCollectionOptions(options);

    if (options.dsn) {
      this._dsn = makeDsn(options.dsn);
    } else {
      DEBUG_BUILD && debug.warn('No DSN provided, client will not send events.');
    }

    if (this._dsn) {
      const url = getEnvelopeEndpointWithUrlEncodedAuth(
        this._dsn,
        options.tunnel,
        options._metadata ? options._metadata.sdk : undefined,
      );
      this._transport = options.transport({
        tunnel: this._options.tunnel,
        recordDroppedEvent: this.recordDroppedEvent.bind(this),
        ...options.transportOptions,
        url,
      });
    }

    // Backfill enableLogs option from _experiments.enableLogs
    // TODO(v11): Remove or change default value
    // eslint-disable-next-line typescript/no-deprecated
    this._options.enableLogs = this._options.enableLogs ?? this._options._experiments?.enableLogs;

    // Setup log flushing with weight and timeout tracking
    if (this._options.enableLogs) {
      setupWeightBasedFlushing(this, 'afterCaptureLog', 'flushLogs', estimateLogSizeInBytes, _INTERNAL_flushLogsBuffer);
    }

    // todo(v11): Remove the experimental flag
    // eslint-disable-next-line typescript/no-deprecated
    const enableMetrics = this._options.enableMetrics ?? this._options._experiments?.enableMetrics ?? true;

    // Setup metric flushing with weight and timeout tracking
    if (enableMetrics) {
      setupWeightBasedFlushing(
        this,
        'afterCaptureMetric',
        'flushMetrics',
        estimateMetricSizeInBytes,
        _INTERNAL_flushMetricsBuffer,
      );
    }
  }

  /**
   * Captures an exception event and sends it to Sentry.