Add rector files yiisoft/yii-dev-tool#232

Author: xepozz

.github/workflows/rector.yml

@@ -0,0 +1,65 @@
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - 'README.md'
+      - 'CHANGELOG.md'
+      - '.gitignore'
+      - '.env.example'
+      - '.gitattributes'
+      - 'infection.json.dist'
+      - 'phpunit.xml.dist'
+
+name: rector
+
+jobs:
+  rector:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Install PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: 8.0
+          tools: composer:v2
+          coverage: none
+
+      - name: Determine composer cache directory
+        run: echo "COMPOSER_CACHE_DIR=$(composer config cache-dir)" >> $GITHUB_ENV
+
+      - name: Cache dependencies installed with composer
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.COMPOSER_CACHE_DIR }}
+          key: php${{ matrix.php }}-composer-${{ hashFiles('**/composer.json') }}
+          restore-keys: |
+            php${{ matrix.php }}-composer-
+
+      - name: Update composer
+        run: composer self-update
+
+      - name: Install dependencies with composer
+        run: composer update --prefer-dist --no-interaction --no-progress --optimize-autoloader --ansi
+
+      - run: vendor/bin/rector process --ansi
+
+      - name: Check for Rector modified files
+        id: rector-git-check
+        run: echo ::set-output name=modified::$(if git diff --exit-code --no-patch; then echo "false"; else echo "true"; fi)
+
+      - name: Git config
+        if: steps.rector-git-check.outputs.modified == 'true'
+        run: |
+          git config --global user.name 'rector-bot'
+          git config --global user.email 'rector@yiiframework.com'
+
+      - name: Commit Rector changes
+        if: steps.rector-git-check.outputs.modified == 'true'
+        run: git commit -am "[rector] Apply fixes"
+
+      - name: Push changes
+        if: steps.rector-git-check.outputs.modified == 'true'
+        run: git push
+

rector.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\CodeQuality\Rector\Class_\InlineConstructorDefaultToPropertyRector;
+use Rector\Config\RectorConfig;
+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_80,
+    ]);
+};