.gitattributes

@@ -1,15 +1,15 @@
-.editorconfig     export-ignore
-.gitattributes    export-ignore
-/.github/         export-ignore
-.gitignore        export-ignore
-/.php_cs          export-ignore
-/.scrutinizer.yml export-ignore
-/.styleci.yml     export-ignore
-/.travis.yml      export-ignore
-/behat.yml.dist   export-ignore
-/features/        export-ignore
-/phpspec.ci.yml   export-ignore
-/phpspec.yml.dist export-ignore
-/phpunit.xml.dist export-ignore
-/spec/            export-ignore
-/tests/           export-ignore
+.editorconfig           export-ignore
+.gitattributes         export-ignore
+/.github/              export-ignore
+.gitignore             export-ignore
+/.php_cs.dist          export-ignore
+/.scrutinizer.yml      export-ignore
+/.styleci.yml          export-ignore
+/.travis.yml           export-ignore
+/phpspec.ci.yml        export-ignore
+/phpspec.yml.dist      export-ignore
+/phpstan-baseline.neon export-ignore
+/phpstan.neon.dist     export-ignore
+/phpunit.xml.dist      export-ignore
+/spec/                 export-ignore
+/tests/                export-ignore

.github/workflows/.editorconfig

@@ -0,0 +1,2 @@
+[*.yml]
+indent_size = 2

.github/workflows/ci.yml

@@ -0,0 +1,94 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - '*.x'
+  pull_request:
+
+jobs:
+  latest:
+    name: PHP ${{ matrix.php }} Latest
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: ['7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4']
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: composer:v2
+          coverage: none
+
+      - name: Emulate PHP 8.3
+        run: composer config platform.php 8.3.999
+        if: matrix.php == '8.4'
+
+      - name: Install dependencies
+        run: composer update --prefer-dist --no-interaction --no-progress
+
+      - name: Execute tests
+        run: composer test
+
+  lowest:
+    name: PHP ${{ matrix.php }} Lowest
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: ['7.1', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4']
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: composer:v2
+          coverage: none
+
+      - name: Emulate PHP 8.3
+        run: composer config platform.php 8.3.999
+        if: matrix.php == '8.4'
+
+      - name: Install dependencies
+        run: |
+          composer require "sebastian/comparator:^3.0.2" --no-interaction --no-update
+          composer update --prefer-dist --prefer-stable --prefer-lowest --no-interaction --no-progress
+
+      - name: Execute tests
+        run: composer test
+
+  coverage:
+    name: Code Coverage
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '7.4'
+          tools: composer:v2
+          coverage: xdebug
+
+      - name: Install dependencies
+        run: |
+          composer require "friends-of-phpspec/phpspec-code-coverage:^4.3.2" --no-interaction --no-update
+          composer update --prefer-dist --no-interaction --no-progress
+
+      - name: Execute tests
+        run: composer test-ci
+
+      - name: Upload coverage
+        run: |
+          wget https://scrutinizer-ci.com/ocular.phar
+          php ocular.phar code-coverage:upload --format=php-clover build/coverage.xml

.github/workflows/static.yml

@@ -0,0 +1,37 @@
+name: Static analysis
+
+on:
+  push:
+    branches:
+      - '*.x'
+  pull_request:
+
+jobs:
+  phpstan:
+    name: PHPStan
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Remove phpspec
+        run: composer remove --dev friends-of-phpspec/phpspec-code-coverage phpspec/phpspec
+
+      - name: PHPStan
+        uses: docker://oskarstark/phpstan-ga
+        with:
+          args: analyze --no-progress
+
+  php-cs-fixer:
+    name: PHP-CS-Fixer
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: PHP-CS-Fixer
+        uses: docker://oskarstark/php-cs-fixer-ga
+        with:
+          args: --dry-run

.gitignore

@@ -1,4 +1,5 @@
-/behat.yml
+.php-cs-fixer.php
+.php-cs-fixer.cache
 /build/
 /composer.lock
 /phpspec.yml

.php-cs-fixer.dist.php

@@ -0,0 +1,17 @@
+<?php
+
+$finder = PhpCsFixer\Finder::create()
+    ->in(__DIR__.'/src')
+    ->name('*.php')
+;
+
+$config = (new PhpCsFixer\Config())
+    ->setRiskyAllowed(true)
+    ->setRules([
+        '@Symfony' => true,
+        'trailing_comma_in_multiline' => false,
+    ])
+    ->setFinder($finder)
+;
+
+return $config;