[FSSDK-10992] export clientEngine from entrypoint (#1006)

This will help debug issues where incorrect entrypoint
is used by a client

Author: raju-opti

lib/entrypoint.test-d.ts

@@ -94,6 +94,9 @@ export type Entrypoint = {
 
   // decide options
   OptimizelyDecideOption: typeof OptimizelyDecideOption;
+
+  // client engine
+  clientEngine: string;
 }
 
 

lib/index.browser.ts

@@ -17,6 +17,7 @@ import { Config, Client } from './shared_types';
 import sendBeaconEventDispatcher from './event_processor/event_dispatcher/send_beacon_dispatcher.browser';
 import { getOptimizelyInstance } from './client_factory';
 import { EventDispatcher } from './event_processor/event_dispatcher/event_dispatcher';
+import { JAVASCRIPT_CLIENT_ENGINE } from './utils/enums';
 
 /**
  * Creates an instance of the Optimizely class
@@ -55,3 +56,5 @@ export { createVuidManager } from './vuid/vuid_manager_factory.browser';
 export * from './common_exports';
 
 export * from './export_types';
+
+export const clientEngine: string = JAVASCRIPT_CLIENT_ENGINE;

lib/index.node.ts

@@ -48,3 +48,5 @@ export { createVuidManager } from './vuid/vuid_manager_factory.node';
 export * from './common_exports';
 
 export * from './export_types';
+
+export const clientEngine: string = NODE_CLIENT_ENGINE;

lib/index.react_native.ts

@@ -51,3 +51,5 @@ export { createVuidManager } from './vuid/vuid_manager_factory.react_native';
 export * from './common_exports';
 
 export * from './export_types';
+
+export const clientEngine: string = REACT_NATIVE_JS_CLIENT_ENGINE;