Add rector to CI (#61)

Author: vjik

.github/workflows/rector.yml

@@ -0,0 +1,24 @@
+on:
+  pull_request_target:
+    paths-ignore:
+      - 'docs/**'
+      - 'README.md'
+      - 'CHANGELOG.md'
+      - '.gitignore'
+      - '.gitattributes'
+      - 'infection.json.dist'
+      - 'psalm.xml'
+
+name: rector
+
+jobs:
+  rector:
+    uses: yiisoft/actions/.github/workflows/rector.yml@master
+    secrets:
+      token: ${{ secrets.YIISOFT_GITHUB_TOKEN }}
+    with:
+      repository: ${{ github.event.pull_request.head.repo.full_name }}
+      os: >-
+        ['ubuntu-latest']
+      php: >-
+        ['8.3']

composer.json

@@ -34,6 +34,7 @@
     "require-dev": {
         "maglnet/composer-require-checker": "^3.8|^4.4",
         "phpunit/phpunit": "^9.5",
+        "rector/rector": "^1.2",
         "roave/infection-static-analysis-plugin": "^1.16",
         "spatie/phpunit-watcher": "^1.23",
         "vimeo/psalm": "^4.18"

rector.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\CodeQuality\Rector\Class_\InlineConstructorDefaultToPropertyRector;
+use Rector\Config\RectorConfig;
+use Rector\Php74\Rector\Closure\ClosureToArrowFunctionRector;
+use Rector\Set\ValueObject\LevelSetList;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->paths([
+        __DIR__ . '/src',
+        __DIR__ . '/tests',
+    ]);
+
+    // register a single rule
+    $rectorConfig->rule(InlineConstructorDefaultToPropertyRector::class);
+
+    // define sets of rules
+    $rectorConfig->sets([
+        LevelSetList::UP_TO_PHP_74,
+    ]);
+
+    $rectorConfig->skip([
+        ClosureToArrowFunctionRector::class,
+    ]);
+};