feat(events): Use new event dispatcher API

.github/workflows/lint-test-sdk.yml

@@ -19,23 +19,29 @@ on:
         type: string
         description: The branch of the SDK to test
         required: false
-          
+
 jobs:
   lint-test-sdk:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [ '18', '20', '22', '23' ]
     steps:
-      - uses: actions/checkout@v2
-        with:
-          repository: Eppo-exp/node-server-sdk
-          ref: ${{ env.SDK_BRANCH_NAME }}
+      - uses: actions/checkout@v3
       - name: Use Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v3
         with:
-          node-version: '18.x'
-      - uses: actions/cache@v2
+          node-version: ${{ matrix.node-version }}
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
+      - uses: actions/cache@v4
+        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
         with:
-          path: './node_modules'
-          key: ${{ runner.os }}-root-node-modules-${{ hashFiles('./yarn.lock') }}
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
       - name: Install root dependencies
         run: yarn --frozen-lockfile
         working-directory: ./
@@ -50,19 +56,25 @@ jobs:
         working-directory: ./
   typecheck:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [ '18', '20', '22', '23' ]
     steps:
-      - uses: actions/checkout@v2
-        with:
-          repository: Eppo-exp/node-server-sdk
-          ref: ${{ env.SDK_BRANCH_NAME }}
+      - uses: actions/checkout@v3
       - name: Use Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v3
         with:
-          node-version: '18.x'
-      - uses: actions/cache@v2
+          node-version: ${{ matrix.node-version }}
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
+      - uses: actions/cache@v4
+        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
         with:
-          path: './node_modules'
-          key: ${{ runner.os }}-root-node-modules-${{ hashFiles('./yarn.lock') }}
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
       - name: Install root dependencies
         run: yarn --frozen-lockfile
         working-directory: ./

docs/node-server-sdk.getinstance.md

@@ -15,5 +15,5 @@ export declare function getInstance(): EppoClient;
 
 EppoClient
 
-a singleton client instance
+a singleton client instance or throws an Error if init() has not been called
 

docs/node-server-sdk.init.md

@@ -4,7 +4,7 @@
 
 ## init() function
 
-Initializes the Eppo client with configuration parameters. This method should be called once on application startup. After invocation of this method, the SDK will poll Eppo's API at regular intervals to retrieve assignment configurations.
+Initializes the Eppo client with configuration parameters. This method should be called once on application startup. After invocation of this method, the SDK will poll Eppo API at regular intervals to retrieve assignment configurations.
 
 **Signature:**
 
@@ -16,7 +16,7 @@ export declare function init(config: IClientConfig): Promise<EppoClient>;
 
 |  Parameter | Type | Description |
 |  --- | --- | --- |
-|  config | [IClientConfig](./node-server-sdk.iclientconfig.md) | client configuration |
+|  config | IClientConfig | client configuration |
 
 **Returns:**
 

docs/node-server-sdk.md

@@ -9,11 +9,5 @@
 |  Function | Description |
 |  --- | --- |
 |  [getInstance()](./node-server-sdk.getinstance.md) | Used to access a singleton SDK client instance. Use the method after calling init() to initialize the client. |
-|  [init(config)](./node-server-sdk.init.md) | Initializes the Eppo client with configuration parameters. This method should be called once on application startup. After invocation of this method, the SDK will poll Eppo's API at regular intervals to retrieve assignment configurations. |
-
-## Interfaces
-
-|  Interface | Description |
-|  --- | --- |
-|  [IClientConfig](./node-server-sdk.iclientconfig.md) | Configuration used for initializing the Eppo client |
+|  [init(config)](./node-server-sdk.init.md) | Initializes the Eppo client with configuration parameters. This method should be called once on application startup. After invocation of this method, the SDK will poll Eppo API at regular intervals to retrieve assignment configurations. |
 

package.json

@@ -29,7 +29,7 @@
   },
   "homepage": "https://github.com/Eppo-exp/node-server-sdk#readme",
   "dependencies": {
-    "@eppo/js-client-sdk-common": "4.3.0",
+    "@eppo/js-client-sdk-common": "^4.5.0",
     "lru-cache": "^10.0.1"
   },
   "devDependencies": {
@@ -46,7 +46,7 @@
     "eslint-plugin-import": "^2.25.4",
     "eslint-plugin-prettier": "^4.0.0",
     "eslint-plugin-promise": "^6.0.0",
-    "express": "^4.18.0",
+    "express": "^4.21.1",
     "husky": "^6.0.0",
     "jest": "^29.7.0",
     "lint-staged": "^12.3.5",
@@ -58,5 +58,6 @@
   "engines": {
     "node": ">=18.x",
     "yarn": "1.x"
-  }
+  },
+  "packageManager": "yarn@1.22.22+sha512.a6b2f7906b721bba3d67d4aff083df04dad64c399707841b7acf00f6b133b7ac24255f2652fa22ae3534329dc6180534e98d17432037ff6fd140556e2bb3137e"
 }