From abe6d6f77d9465fed3cd2d029b29d03b56b56435 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Tue, 23 Jan 2024 14:51:25 +0100
Subject: [PATCH 1/2] Apply php-cs-fixer fix --rules
 nullable_type_declaration_for_default_null_value

---
 Comparator/Comparator.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Comparator/Comparator.php b/Comparator/Comparator.php
index 3af551f4..23cf94ec 100644
--- a/Comparator/Comparator.php
+++ b/Comparator/Comparator.php
@@ -19,7 +19,7 @@ class Comparator
     private $target;
     private $operator = '==';
 
-    public function __construct(string $target = null, string $operator = '==')
+    public function __construct(?string $target = null, string $operator = '==')
     {
         if (null === $target) {
             trigger_deprecation('symfony/finder', '5.4', 'Constructing a "%s" without setting "$target" is deprecated.', __CLASS__);

From f6a96e4fcd468a25fede16ee665f50ced856bd0a Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Thu, 18 Apr 2024 09:55:03 +0200
Subject: [PATCH 2/2] Auto-close PRs on subtree-splits

---
 .gitattributes                            |  3 +-
 .github/PULL_REQUEST_TEMPLATE.md          |  8 +++++
 .github/workflows/check-subtree-split.yml | 37 +++++++++++++++++++++++
 3 files changed, 46 insertions(+), 2 deletions(-)
 create mode 100644 .github/PULL_REQUEST_TEMPLATE.md
 create mode 100644 .github/workflows/check-subtree-split.yml

diff --git a/.gitattributes b/.gitattributes
index 84c7add0..14c3c359 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,4 +1,3 @@
 /Tests export-ignore
 /phpunit.xml.dist export-ignore
-/.gitattributes export-ignore
-/.gitignore export-ignore
+/.git* export-ignore
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
new file mode 100644
index 00000000..4689c4da
--- /dev/null
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -0,0 +1,8 @@
+Please do not submit any Pull Requests here. They will be closed.
+---
+
+Please submit your PR here instead:
+https://github.com/symfony/symfony
+
+This repository is what we call a "subtree split": a read-only subset of that main repository.
+We're looking forward to your PR there!
diff --git a/.github/workflows/check-subtree-split.yml b/.github/workflows/check-subtree-split.yml
new file mode 100644
index 00000000..16be48ba
--- /dev/null
+++ b/.github/workflows/check-subtree-split.yml
@@ -0,0 +1,37 @@
+name: Check subtree split
+
+on:
+  pull_request_target:
+
+jobs:
+  close-pull-request:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Close pull request
+      uses: actions/github-script@v6
+      with:
+        script: |
+          if (context.repo.owner === "symfony") {
+            github.rest.issues.createComment({
+              owner: "symfony",
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+              body: `
+          Thanks for your Pull Request! We love contributions.
+
+          However, you should instead open your PR on the main repository:
+          https://github.com/symfony/symfony
+
+          This repository is what we call a "subtree split": a read-only subset of that main repository.
+          We're looking forward to your PR there!
+          `
+            });
+
+            github.rest.pulls.update({
+              owner: "symfony",
+              repo: context.repo.repo,
+              pull_number: context.issue.number,
+              state: "closed"
+            });
+          }