From 7ffc096c78eb04af314a41352bf9817da4cc41ff Mon Sep 17 00:00:00 2001
From: Emiliano Sanchez <emiliano.sanchez@split.io>
Date: Mon, 29 Jun 2026 19:45:36 -0300
Subject: [PATCH] Fix TS issues

---
 package-lock.json                                     | 4 ++--
 package.json                                          | 2 +-
 src/sdkClient/sdkLifecycle.ts                         | 3 ++-
 src/sdkFactory/types.ts                               | 6 +-----
 src/storages/inLocalStorage/MySegmentsCacheInLocal.ts | 4 +---
 src/utils/EventEmitter.d.ts                           | 3 +++
 6 files changed, 10 insertions(+), 12 deletions(-)
 create mode 100644 src/utils/EventEmitter.d.ts

diff --git a/package-lock.json b/package-lock.json
index 0c2b5034..24e3f32a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@splitsoftware/splitio-commons",
-  "version": "3.0.0",
+  "version": "3.0.1-rc.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@splitsoftware/splitio-commons",
-      "version": "3.0.0",
+      "version": "3.0.1-rc.1",
       "license": "Apache-2.0",
       "dependencies": {
         "@types/ioredis": "^4.28.0",
diff --git a/package.json b/package.json
index 9c031dfe..d387edfe 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@splitsoftware/splitio-commons",
-  "version": "3.0.0",
+  "version": "3.0.1-rc.1",
   "description": "Split JavaScript SDK common components",
   "main": "cjs/index.js",
   "module": "esm/index.js",
diff --git a/src/sdkClient/sdkLifecycle.ts b/src/sdkClient/sdkLifecycle.ts
index fa0cb602..6e4d1b95 100644
--- a/src/sdkClient/sdkLifecycle.ts
+++ b/src/sdkClient/sdkLifecycle.ts
@@ -1,5 +1,6 @@
 import { releaseApiKey, validateAndTrackApiKey } from '../utils/inputValidation/apiKey';
 import { ISdkFactoryContext } from '../sdkFactory/types';
+import { LOCALHOST_MODE } from '../utils/constants';
 
 const COOLDOWN_TIME_IN_MILLIS = 1000;
 
@@ -12,7 +13,7 @@ export function sdkLifecycleFactory(params: ISdkFactoryContext, isSharedClient?:
   let hasInit = false;
   let lastActionTime = 0;
 
-  const signalListener = platform.SignalListener && new platform.SignalListener(params);
+  const signalListener = platform.SignalListener && settings.mode !== LOCALHOST_MODE ? new platform.SignalListener(params) : undefined;
 
   function __cooldown(func: Function, time: number) {
     const now = Date.now();
diff --git a/src/sdkFactory/types.ts b/src/sdkFactory/types.ts
index 1dd5c7f7..14bffc56 100644
--- a/src/sdkFactory/types.ts
+++ b/src/sdkFactory/types.ts
@@ -105,11 +105,7 @@ export interface ISdkFactoryParams {
 
   // Sdk client method factory.
   // It Allows to distinguish SDK clients with the client-side API (`IBrowserSDK` and `IBrowserAsyncSDK`) or server-side API (`ISDK` and `IAsyncSDK`).
-  sdkClientMethodFactory: (params: ISdkFactoryContext) => (
-    { (): SplitIO.IBrowserClient & { init(): void }; (key: SplitIO.SplitKey): SplitIO.IBrowserClient & { init(): void }; } |
-    (() => SplitIO.IClient & { init(): void }) |
-    (() => SplitIO.IAsyncClient & { init(): void })
-  )
+  sdkClientMethodFactory: (params: ISdkFactoryContext) => ({ (): SplitIO.IBrowserClient; (key: SplitIO.SplitKey): SplitIO.IBrowserClient; } | (() => SplitIO.IClient) | (() => SplitIO.IAsyncClient))
 
   // Impression observer factory.
   impressionsObserverFactory: () => IImpressionObserver
diff --git a/src/storages/inLocalStorage/MySegmentsCacheInLocal.ts b/src/storages/inLocalStorage/MySegmentsCacheInLocal.ts
index 0a1cc258..94ad2e55 100644
--- a/src/storages/inLocalStorage/MySegmentsCacheInLocal.ts
+++ b/src/storages/inLocalStorage/MySegmentsCacheInLocal.ts
@@ -8,12 +8,10 @@ import { StorageAdapter } from '../types';
 export class MySegmentsCacheInLocal extends AbstractMySegmentsCacheSync {
 
   private readonly keys: MySegmentsKeyBuilder;
-  private readonly log: ILogger;
   private readonly storage: StorageAdapter;
 
-  constructor(log: ILogger, keys: MySegmentsKeyBuilder, storage: StorageAdapter) {
+  constructor(_log: ILogger, keys: MySegmentsKeyBuilder, storage: StorageAdapter) {
     super();
-    this.log = log;
     this.keys = keys;
     this.storage = storage;
   }
diff --git a/src/utils/EventEmitter.d.ts b/src/utils/EventEmitter.d.ts
new file mode 100644
index 00000000..754737bd
--- /dev/null
+++ b/src/utils/EventEmitter.d.ts
@@ -0,0 +1,3 @@
+import SplitIO from '../../types/splitio';
+
+export declare const EventEmitter: new () => SplitIO.IEventEmitter;