Merge branch '2.x' into 3.x

Author: jrfnl

.github/RELEASE-CHECKLIST.md

@@ -15,9 +15,8 @@ If releases for multiple branches are to be tagged, always tag the 1.x release f
     Verify that a release link at the bottom of the `CHANGELOG.md` file has been added.
 - [ ] Merge the changelog PR.
 - [ ] Make sure all CI builds are green.
-- [ ] Fast-forward the `main` branch to the latest `3.x` commit and push.
-- [ ] Tag the release on `main` (careful, GH defaults to `3.x`!).
-- [ ] Create a release from the tag (careful, GH defaults to `3.x`!) & copy & paste the changelog to it.
+- [ ] Tag the release on the 3.x branch (careful, GH defaults to `4.x`!).
+- [ ] Create a release from the tag (careful, GH defaults to `4.x`!) & copy & paste the changelog to it.
     Make sure to copy the links to the issues and the links to the GH usernames from the bottom of the changelog!
 - [ ] Close the milestone.
 - [ ] Open a new milestone for the next release.

README.md

@@ -77,16 +77,19 @@ By doing so, dropping support for an older PHPUnit version becomes as straight-f
 * Releases in the `1.x` series of the PHPUnit Polyfills support PHPUnit 4.8 - 9.x.
 * Releases in the `2.x` series of the PHPUnit Polyfills support PHPUnit 5.7 - 10.x.
 * Releases in the `3.x` series of the PHPUnit Polyfills support PHPUnit 6.4 - 11.x (but don't support running tests on PHPUnit 10).
+* Releases in the `4.x` series of the PHPUnit Polyfills support PHPUnit 7.5 - 12.x (but don't support running tests on PHPUnit 10).
 
 Please keep in mind that the PHPUnit Polyfills provide _forward_-compatibility.
-This means that features which PHPUnit no longer supports in PHPUnit 10.x, like expecting PHP deprecation notices or warnings, will not be supported in the PHPUnit Polyfills 2.x series and features not supported in PHPUnit 11.x, will not be supported in the PHPUnit Polyfills 3.x series.
+This means that features which PHPUnit no longer supports in PHPUnit 10.x, like expecting PHP deprecation notices or warnings, will not be supported in the PHPUnit Polyfills 2.x series and features not supported in PHPUnit 11.x, will not be supported in the PHPUnit Polyfills 3.x series etc.
 
-Please refer to the [PHPUnit 10 release notification]/[PHPUnit 10 changelog] and the [PHPUnit 11 release notification]/[PHPUnit 11 changelog] to inform your decision on whether or not to upgrade (yet).
+Please refer to the [PHPUnit 10 release notification]/[PHPUnit 10 changelog], [PHPUnit 11 release notification]/[PHPUnit 11 changelog] and/or the [PHPUnit 12 release notification]/[PHPUnit 12 changelog] to inform your decision on whether or not to upgrade (yet).
 
 [PHPUnit 10 release notification]: https://phpunit.de/announcements/phpunit-10.html
 [PHPUnit 10 changelog]:            https://github.com/sebastianbergmann/phpunit/blob/10.0.19/ChangeLog-10.0.md
 [PHPUnit 11 release notification]: https://phpunit.de/announcements/phpunit-11.html
 [PHPUnit 11 changelog]:            https://github.com/sebastianbergmann/phpunit/blob/11.0.10/ChangeLog-11.0.md
+[PHPUnit 12 release notification]: https://phpunit.de/announcements/phpunit-12.html
+[PHPUnit 12 changelog]:            https://github.com/sebastianbergmann/phpunit/blob/12.0.2/ChangeLog-12.0.md
 
 
 Using this library

composer.json

@@ -54,7 +54,7 @@
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-main": "3.x-dev"
+			"dev-main": "4.x-dev"
 		}
 	},
 	"scripts": {