minor #1 Add link command (Nyholm)

This PR was squashed before being merged into the main branch.

Discussion
----------

Add link command

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| Docs?         | no
| Issues        |
| License       | MIT

This PR will also include fixes to make the CI green

Commits
-------

e8b3949 Add link command

.github/workflows/code-quality.yaml

@@ -32,16 +32,16 @@ jobs:
         strategy:
             fail-fast: false
             matrix:
-                php-version: [ '8.1', '8.2', '8.3', '8.4']
+                php-version: [ '8.2', '8.3', '8.4']
                 dependency-version: ['']
                 symfony-version: ['']
                 minimum-stability: ['stable']
                 include:
                     # lowest deps
-                    -   php-version: '8.1'
+                    -   php-version: '8.2'
                         dependency-version: 'lowest'
                     # LTS version of Symfony
-                    -   php-version: '8.1'
+                    -   php-version: '8.2'
                         symfony-version: '6.4.*'
         steps:
             -   name: Checkout
@@ -55,13 +55,14 @@ jobs:
                   echo COMPOSER_VALIDATE='composer validate --strict' >> $GITHUB_ENV
                   echo PHPSTAN='vendor/bin/phpstan' >> $GITHUB_ENV
 
+                  PACKAGES=$(find src/ -mindepth 2 -type f -name composer.json -not -path "*/vendor/*" -printf '%h\n' | sed 's/^src\///' | grep -Ev "examples" | sort |  tr '\n' ' ')
                   echo "Packages: $PACKAGES"
                   echo "PACKAGES=$PACKAGES" >> $GITHUB_ENV
 
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2
                 with:
-                    php-version: '8.1'
+                    php-version: '8.2'
                     tools: flex
 
             - name: Install root dependencies

.github/workflows/unit-tests.yaml

@@ -20,7 +20,7 @@ jobs:
         strategy:
             fail-fast: false
             matrix:
-                php-version: ['8.1', '8.2', '8.3', '8.4']
+                php-version: ['8.2', '8.3', '8.4']
                 dependency-version: ['']
                 symfony-version: ['']
                 minimum-stability: ['stable']
@@ -29,10 +29,10 @@ jobs:
                     -   minimum-stability: 'dev'
                         php-version: '8.4'
                     # lowest deps
-                    -   php-version: '8.1'
+                    -   php-version: '8.2'
                         dependency-version: 'lowest'
                     # LTS version of Symfony
-                    -   php-version: '8.1'
+                    -   php-version: '8.2'
                         symfony-version: '6.4.*'
 
         env:
@@ -48,6 +48,7 @@ jobs:
                   echo PHPUNIT='vendor/bin/phpunit' >> $GITHUB_ENV
                   [ 'lowest' = '${{ matrix.dependency-version }}' ] && export SYMFONY_DEPRECATIONS_HELPER=weak
 
+                  PACKAGES=$(find src/ -mindepth 2 -type f -name composer.json -not -path "*/vendor/*" -printf '%h\n' | sed 's/^src\///' | grep -Ev "examples" | sort |  tr '\n' ' ')
                   echo "Packages: $PACKAGES"
                   echo "PACKAGES=$PACKAGES" >> $GITHUB_ENV
 

link

@@ -0,0 +1,86 @@
+#!/usr/bin/env php
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+*/
+
+require __DIR__.'/vendor/autoload.php';
+
+use Symfony\Component\Filesystem\Filesystem;
+
+/**
+ * Links dependencies of a project to a local clone of the main symfony/symfony GitHub repository.
+ *
+ * @author Kévin Dunglas <dunglas@gmail.com>
+ */
+
+$copy = false !== $k = array_search('--copy', $argv, true);
+$copy && array_splice($argv, $k, 1);
+$rollback = false !== $k = array_search('--rollback', $argv, true);
+$rollback && array_splice($argv, $k, 1);
+$pathToProject = $argv[1] ?? getcwd();
+
+if (!is_dir("$pathToProject/vendor/symfony")) {
+    echo 'Links dependencies of a project to a local clone of the main symfony/ai GitHub repository.'.PHP_EOL.PHP_EOL;
+    echo "Usage: $argv[0] /path/to/the/project".PHP_EOL;
+    echo '       Use `--copy` to copy dependencies instead of symlink'.PHP_EOL.PHP_EOL;
+    echo '       Use `--rollback` to rollback'.PHP_EOL.PHP_EOL;
+    echo "The directory \"$pathToProject\" does not exist or the dependencies are not installed, did you forget to run \"composer install\" in your project?".PHP_EOL;
+    exit(1);
+}
+
+$sfPackages = array();
+
+$filesystem = new Filesystem();
+$directories = glob(__DIR__.'/src/*', GLOB_ONLYDIR | GLOB_NOSORT);
+
+foreach ($directories as $dir) {
+    if ($filesystem->exists($composer = "$dir/composer.json")) {
+        $sfPackages[json_decode(file_get_contents($composer))->name] = $dir;
+    }
+}
+
+foreach (glob("$pathToProject/vendor/symfony/*", GLOB_ONLYDIR | GLOB_NOSORT) as $dir) {
+    $package = 'symfony/'.basename($dir);
+
+    if (!isset($sfPackages[$package])) {
+        continue;
+    }
+
+    if ($rollback) {
+        $filesystem->remove($dir);
+        echo "\"$package\" has been rollback from \"$sfPackages[$package]\".".PHP_EOL;
+        continue;
+    }
+
+    if (!$copy && is_link($dir)) {
+        echo "\"$package\" is already a symlink, skipping.".PHP_EOL;
+        continue;
+    }
+
+    $sfDir = ('\\' === DIRECTORY_SEPARATOR || $copy) ? $sfPackages[$package] : $filesystem->makePathRelative($sfPackages[$package], dirname(realpath($dir)));
+
+    $filesystem->remove($dir);
+
+    if ($copy) {
+        $filesystem->mirror($sfDir, $dir);
+        echo "\"$package\" has been copied from \"$sfPackages[$package]\".".PHP_EOL;
+    } else {
+        $filesystem->symlink($sfDir, $dir);
+        echo "\"$package\" has been linked to \"$sfPackages[$package]\".".PHP_EOL;
+    }
+}
+
+foreach (glob("$pathToProject/var/cache/*", GLOB_NOSORT) as $cacheDir) {
+    $filesystem->remove($cacheDir);
+}
+
+if ($rollback) {
+    echo PHP_EOL."Rollback done, do not forget to run \"composer install\" in your project \"$pathToProject\".".PHP_EOL;
+}