Clean up and export

Author: Luca Forstner

packages/browser/src/index.ts

@@ -75,6 +75,8 @@ export {
   getSpanStatusFromHttpCode,
   setHttpStatus,
   makeMultiplexedTransport,
+  makeSimpleMultiplexedTransport,
+  SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY,
   moduleMetadataIntegration,
 } from '@sentry/core';
 export type { Span } from '@sentry/types';

packages/core/src/index.ts

@@ -65,7 +65,11 @@ export { ServerRuntimeClient } from './server-runtime-client';
 export { initAndBind, setCurrentClient } from './sdk';
 export { createTransport } from './transports/base';
 export { makeOfflineTransport } from './transports/offline';
-export { makeMultiplexedTransport } from './transports/multiplexed';
+export {
+  makeMultiplexedTransport,
+  SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY,
+  makeSimpleMultiplexedTransport,
+} from './transports/multiplexed';
 export { SDK_VERSION } from './version';
 export {
   getIntegrationsToSetup,

packages/core/src/transports/multiplexed.ts

@@ -140,25 +140,26 @@ export function makeMultiplexedTransport<TO extends BaseTransportOptions>(
   };
 }
 
-export const MULTIPLEXED_TRANSPORT_EXTRA_KEY = "ROUTE_TO";
+export const SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY = 'SIMPLE_MULTIPLEXED_TRANSPORT_ROUTE_TO';
 
 /**
- * Creates a transport that will send events to all DSNs provided in event.extra["multiplexed_transport"]
- * in the format of [{dsn: "__MY_DSN__", release: "__MY_RELEASE__"}, ...]. If no such key exists or list 
- * is empty event will be sent to main DSN provided in Sentry.init().
+ * Creates a transport that will send events to all DSNs provided in `event.extra[SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY]`,
+ * which should contain values in the format of `Array<{ dsn: string;, release: string; }>`.
+ *
+ * If the value is `undefined` or `[]`, the event will be sent to the `dsn` value provided in your Sentry SDK initialization options as a fallback mechanism.
  */
 export function makeSimpleMultiplexedTransport<TO extends BaseTransportOptions>(
-  createTransport: (options: TO) => Transport,
+  transportGenerator: (options: TO) => Transport,
 ): (options: TO) => Transport {
-  return makeMultiplexedTransport(makeFetchTransport, (args) => {
+  return makeMultiplexedTransport(transportGenerator, args => {
     const event = args.getEvent();
     if (
       event &&
       event.extra &&
-      MULTIPLEXED_TRANSPORT_EXTRA_KEY in event.extra &&
-      Array.isArray(event.extra[MULTIPLEXED_TRANSPORT_EXTRA_KEY])
+      SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY in event.extra &&
+      Array.isArray(event.extra[SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY])
     ) {
-      return event.extra[MULTIPLEXED_TRANSPORT_EXTRA_KEY];
+      return event.extra[SIMPLE_MULTIPLEXED_TRANSPORT_EXTRA_ROUTING_KEY];
     }
     return [];
   });