Add PHP 8.0-8.5 support

.github/workflows/ci.yml

@@ -14,12 +14,19 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ['7.4']
-        prefer_lowest: ['', '--prefer-lowest']
+        php: ['7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
+        prefer_lowest: ['']
+        # --prefer-lowest only on PHP 7.4: the floor of every dependency
+        # lives at 7.4 (mockery 1.6, phpunit 9.6, console-diff-renderer 1.0),
+        # so a "lowest" run on PHP 8.x would install deps that don't actually
+        # support PHP 8 at runtime.
+        include:
+          - php: '7.4'
+            prefer_lowest: '--prefer-lowest'
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -47,7 +54,8 @@ jobs:
         run: composer update --no-interaction --prefer-dist ${{ matrix.prefer_lowest }}
 
       - name: Lint (phpcs)
-        run: vendor/bin/phpcs -p --warning-severity=0 src/ tests/
+        if: matrix.prefer_lowest == ''
+        run: vendor/bin/phpcs --standard=./phpcs.xml.dist -p --warning-severity=0 src/ tests/
 
       - name: Unit tests
         run: vendor/bin/phpunit

.gitignore

@@ -2,3 +2,4 @@
 /tests/report/
 .idea
 .DS_Store
+.phpunit.result.cache

composer.json

@@ -21,19 +21,20 @@
     }
   ],
   "require": {
-    "php": "^7.4",
+    "php": "^7.4 || ^8.0",
     "symfony/process": "^5",
     "graze/data-structure": "^2.0",
     "symfony/event-dispatcher": "^5",
     "psr/log": "^1.0"
   },
   "require-dev": {
-    "mockery/mockery": "^1.3.1",
-    "phpunit/phpunit": "^8.5.52",
+    "mockery/mockery": "^1.6",
+    "phpunit/phpunit": "^9.6",
+    "dms/phpunit-arraysubset-asserts": "^0.5",
     "squizlabs/php_codesniffer": "^3.3.1",
     "graze/standards": "^2",
-    "symfony/console": "^4 | ^5",
-    "graze/console-diff-renderer": "^0.6.1"
+    "symfony/console": "^5",
+    "graze/console-diff-renderer": "^1.0"
   },
   "suggest": {
     "symfony/console": "To use the Table to print current runs",