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Edit File: multiplexed.js

Object.defineProperty(exports, '__esModule', { value: true });

const utils = require('@sentry/utils');
const api = require('../api.js');

/**
 * Gets an event from an envelope.
 *
 * This is only exported for use in the tests
 */
function eventFromEnvelope(env, types) {
  let event;

utils.forEachEnvelopeItem(env, (item, type) => {
    if (types.includes(type)) {
      event = Array.isArray(item) ? (item )[1] : undefined;
    }
    // bail out if we found an event
    return !!event;
  });

return event;
}

/**
 * Creates a transport that overrides the release on all events.
 */
function makeOverrideReleaseTransport(
  createTransport,
  release,
) {
  return options => {
    const transport = createTransport(options);

return {
      ...transport,
      send: async (envelope) => {
        const event = eventFromEnvelope(envelope, ['event', 'transaction', 'profile', 'replay_event']);

if (event) {
          event.release = release;
        }
        return transport.send(envelope);
      },
    };
  };
}

/** Overrides the DSN in the envelope header  */
function overrideDsn(envelope, dsn) {
  return utils.createEnvelope(
    dsn
      ? {
          ...envelope[0],
          dsn,
        }
      : envelope[0],
    envelope[1],
  );
}

/**
 * Creates a transport that can send events to different DSNs depending on the envelope contents.
 */
function makeMultiplexedTransport(
  createTransport,
  matcher,
) {
  return options => {
    const fallbackTransport = createTransport(options);
    const otherTransports = new Map();

function getTransport(dsn, release) {
      // We create a transport for every unique dsn/release combination as there may be code from multiple releases in
      // use at the same time
      const key = release ? `${dsn}:${release}` : dsn;

let transport = otherTransports.get(key);

if (!transport) {
        const validatedDsn = utils.dsnFromString(dsn);
        if (!validatedDsn) {
          return undefined;
        }

const url = api.getEnvelopeEndpointWithUrlEncodedAuth(validatedDsn, options.tunnel);

transport = release
          ? makeOverrideReleaseTransport(createTransport, release)({ ...options, url })
          : createTransport({ ...options, url });

otherTransports.set(key, transport);
      }

return [dsn, transport];
    }

async function send(envelope) {
      function getEvent(types) {
        const eventTypes = types && types.length ? types : ['event'];
        return eventFromEnvelope(envelope, eventTypes);
      }

// If we have no transports to send to, use the fallback transport
      if (transports.length === 0) {
        // Don't override the DSN in the header for the fallback transport. '' is falsy
        transports.push(['', fallbackTransport]);
      }

const results = await Promise.all(
        transports.map(([dsn, transport]) => transport.send(overrideDsn(envelope, dsn))),
      );

return results[0];
    }

async function flush(timeout) {
      const promises = [await fallbackTransport.flush(timeout)];
      for (const [, transport] of otherTransports) {
        promises.push(await transport.flush(timeout));
      }

return promises.every(r => r);
    }

return {
      send,
      flush,
    };
  };
}

exports.eventFromEnvelope = eventFromEnvelope;
exports.makeMultiplexedTransport = makeMultiplexedTransport;
//# sourceMappingURL=multiplexed.js.map

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