Core: Remove support for jQuery 3.x

jquery · mgol · Feb 17, 2025 · Nov 5, 2024 · Nov 6, 2024 · Nov 6, 2024
commit e430322ba8c34b8ce56caf5b75c9586ab173afb7
diff --git a/.github/workflows/browserstack-3.x.yml b/.github/workflows/browserstack-3.x.yml
diff --git a/.github/workflows/browserstack-git.yml → .github/workflows/browserstack.yml b/.github/workflows/browserstack-git.yml → .github/workflows/browserstack.yml
@@ -1,4 +1,4 @@
-name: Browserstack (Core git)
+name: Browserstack
 
 on:
   push:
@@ -63,6 +63,6 @@ jobs:
 
       - name: Test
         run: |
-          npm run test:unit -- -v -c jtr-git.yml \
+          npm run test:unit -- -v -c jtr-ci.yml \
             --browserstack "${{ matrix.BROWSER }}" \
             --run-id ${{ github.run_id }} \
diff --git a/README.md b/README.md
@@ -11,14 +11,14 @@ That way you can spot and fix what otherwise would have been errors, until you n
 
 The following table indicates which jQuery Migrate versions can be used with which jQuery versions:
 
-| jQuery version | jQuery Migrate version  |
-|----------------|-------------------------|
-| 1.x            | 1.x                     |
-| 2.x            | 1.x                     |
-| 3.x            | 3.x / 4.x<sup>[1]</sup> |
-| 4.x            | 3.x / 4.x<sup>[1]</sup> |
-
-[1] NOTE: jQuery Migrate 4.x only supports the same browser as jQuery 4.x does. If you need to support Edge Legacy, Internet Explorer 9-10 or iOS 7+ (and not just 3 latest versions), use jQuery Migrate 3.x.
+| jQuery version | jQuery Migrate version |
+|----------------|------------------------|
+| 1.x            | 1.x                    |
+| 2.x            | 1.x                    |
+| 3.x            | 3.x                    |
+| 4.x            | 4.x                    |
+
+Each jQuery Migrate version supports the same browsers that the jQuery version used with it.
 
 ## Usage
 

diff --git a/build/tasks/minify.js b/build/tasks/minify.js
@@ -34,19 +34,10 @@ export async function minify( { dir, filename, version } ) {
 		{
 			compress: {
 				hoist_funs: false,
-				loops: false,
-
-				// Support: IE <11
-				// typeofs transformation is unsafe for IE9-10
-				// See https://github.com/mishoo/UglifyJS2/issues/2198
-				typeofs: false
+				loops: false
 			},
 			output: {
 				ascii_only: true,
-
-				// Support: Android 4.0 only, IE 9 only
-				// This is in lieu of setting ie for all of mangle, compress, and output
-				ie8: true,
 				preamble: banner
 			},
 			sourceMap: {

diff --git a/jtr-3.x.yml b/jtr-3.x.yml
diff --git a/jtr-git.yml → jtr-ci.yml b/jtr-git.yml → jtr-ci.yml
@@ -6,6 +6,8 @@ runs:
     - git.min
     - git.slim
     - git.slim.min
+    - 4.0.0-beta.2
+    - 4.0.0-beta.2.slim
   plugin:
     - dev
     - min

diff --git a/jtr-local.yml b/jtr-local.yml
@@ -6,18 +6,7 @@ flags:
     - git.min
     - git.slim
     - git.slim.min
-    - 3.x-git
-    - 3.x-git.min
-    - 3.x-git.slim
-    - 3.x-git.slim.min
-    - 3.7.1
-    - 3.7.1.slim
-    - 3.6.4
-    - 3.5.1
-    - 3.4.1
-    - 3.3.1
-    - 3.2.1
-    - 3.1.1
-    - 3.0.0
+    - 4.0.0-beta.2
+    - 4.0.0-beta.2.slim
 
 retries: 1
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -34,7 +34,7 @@
 		"test": "npm run test:node_smoke_tests && npm run test:browser"
 	},
 	"peerDependencies": {
-		"jquery": ">=3 <4"
+		"jquery": ">=4 <5"
 	},
 	"devDependencies": {
 		"chalk": "5.4.1",
@@ -45,7 +45,7 @@
 		"eslint-plugin-import": "2.29.1",
 		"globals": "15.3.0",
 		"husky": "9.0.11",
-		"jquery": "3.7.1",
+		"jquery": "4.0.0-beta.2",
 		"jquery-test-runner": "0.2.1",
 		"jsdom": "24.1.0",
 		"native-promise-only": "0.8.1",