Require Node 22 or higher

.github/dependabot.yml

@@ -29,7 +29,7 @@ updates:
 
       # devDependencies
 
-      # locked to "^20.0.0" to align with our minimum node version in package.json/engines
+      # locked to align with our minimum node version in package.json/engines
       - dependency-name: "@types/node"
 
       # locked to "^8", since newer versions include breaking changes

.github/workflows/test.yaml

@@ -17,11 +17,11 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
-      - name: Setup Node 20
+      - name: Setup Node 22
         uses: actions/setup-node@v6
         with:
           cache: "npm"
-          node-version: 20
+          node-version: 22
 
       - name: Install deps
         run: |

ChangeLog.md

@@ -2,6 +2,7 @@
 
 ## 04/24/2026 4.0.4
 
+- Requires Node 22 or higher
 - Remove unused runtime dependency `@azure/ms-rest-js`
 - Remove dead code under `lib/templates` (`httpTemplate.ts`, `markdownHttpTemplate.ts`, `yamlHttpTemplate.ts`) and the unused `lib/models/responseWrapper.ts`
 

eng/templates/stages/oav.yml

@@ -20,10 +20,10 @@ extends:
               - checkout: self
                 submodules: true
 
-              - task: NodeTool@0
+              - task: UseNode@1
                 inputs:
-                  versionSpec: "20.x"
-                displayName: "Use Node 20"
+                  version: "22.x"
+                displayName: "Use Node 22"
 
               - task: Npm@1
                 displayName: "npm ci"

package.json

@@ -53,7 +53,7 @@
     "@types/json-schema-traverse": "^0.4.0",
     "@types/lodash": "^4.17.20",
     "@types/mustache": "^4.1.2",
-    "@types/node": "^20.0.0",
+    "@types/node": "^22.19.17",
     "@types/toposort": "^2.0.3",
     "@types/yargs": "^11.1.2",
     "@typescript-eslint/eslint-plugin": "^8.44.1",
@@ -116,7 +116,7 @@
     "li": "npm install @ts-common/local-install --no-save && local-install"
   },
   "engines": {
-    "node": ">=20.0.0"
+    "node": ">=22.0.0"
   },
   "jest-junit": {
     "output": "test-results.xml"