quran/node_modules/@sentry/vercel-edge/esm/transports/index.js

import { createTransport } from '@sentry/core';
import { SentryError } from '@sentry/utils';

const DEFAULT_TRANSPORT_BUFFER_SIZE = 30;

/**
 * This is a modified promise buffer that collects tasks until drain is called.
 * We need this in the edge runtime because edge function invocations may not share I/O objects, like fetch requests
 * and responses, and the normal PromiseBuffer inherently buffers stuff inbetween incoming requests.
 *
 * A limitation we need to be aware of is that DEFAULT_TRANSPORT_BUFFER_SIZE is the maximum amount of payloads the
 * SDK can send for a given edge function invocation.
 */
class IsolatedPromiseBuffer {
  // We just have this field because the promise buffer interface requires it.
  // If we ever remove it from the interface we should also remove it here.

   constructor(_bufferSize = DEFAULT_TRANSPORT_BUFFER_SIZE) {
    this.$ = [];
    this._taskProducers = [];
    this._bufferSize = _bufferSize;
  }

  /**
   * @inheritdoc
   */
   add(taskProducer) {
    if (this._taskProducers.length >= this._bufferSize) {
      return Promise.reject(new SentryError('Not adding Promise because buffer limit was reached.'));
    }

    this._taskProducers.push(taskProducer);
    return Promise.resolve();
  }

  /**
   * @inheritdoc
   */
   drain(timeout) {
    const oldTaskProducers = [...this._taskProducers];
    this._taskProducers = [];

    return new Promise(resolve => {
      const timer = setTimeout(() => {
        if (timeout && timeout > 0) {
          resolve(false);
        }
      }, timeout);

      // This cannot reject
      // eslint-disable-next-line @typescript-eslint/no-floating-promises
      Promise.all(
        oldTaskProducers.map(taskProducer =>
          taskProducer().then(null, () => {
            // catch all failed requests
          }),
        ),
      ).then(() => {
        // resolve to true if all fetch requests settled
        clearTimeout(timer);
        resolve(true);
      });
    });
  }
}

/**
 * Creates a Transport that uses the Edge Runtimes native fetch API to send events to Sentry.
 */
function makeEdgeTransport(options) {
  function makeRequest(request) {
    const requestOptions = {
      body: request.body,
      method: 'POST',
      headers: options.headers,
      ...options.fetchOptions,
    };

    return fetch(options.url, requestOptions).then(response => {
      return {
        statusCode: response.status,
        headers: {
          'x-sentry-rate-limits': response.headers.get('X-Sentry-Rate-Limits'),
          'retry-after': response.headers.get('Retry-After'),
        },
      };
    });
  }

  return createTransport(options, makeRequest, new IsolatedPromiseBuffer(options.bufferSize));
}

export { IsolatedPromiseBuffer, makeEdgeTransport };
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