Try PHP8

Author: canvural

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.4]
+        php: [7.4, 8.0]
         dependencies: [locked]
 
     steps:
@@ -69,7 +69,7 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.4]
+        php: [7.4, 8.0]
 
         dependencies: [locked]
 
@@ -127,7 +127,7 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.4]
+        php: [7.4, 8.0]
 
         dependencies:
           - "lowest"
@@ -178,7 +178,7 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.4]
+        php: [7.4, 8.0]
 
         dependencies:
           - "locked"
@@ -232,7 +232,7 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.4]
+        php: [7.4, 8.0]
 
         dependencies:
           - "locked"

composer.json

@@ -10,21 +10,21 @@
         }
     ],
     "require": {
-        "php": "^7.4",
+        "php": "^7.4 || ^8.0",
         "ext-json": "*",
         "cebe/php-openapi": "^1.4",
         "fzaninotto/faker": "^1.9",
         "league/openapi-psr7-validator": "^0.12",
         "thecodingmachine/safe": "^1.1"
     },
     "require-dev": {
-        "doctrine/coding-standard": "^8.0",
-        "ergebnis/composer-normalize": "^2.5",
-        "infection/infection": "^0.16.3 || ^0.17.0 || ^0.18",
+        "doctrine/coding-standard": "^8.1",
+        "ergebnis/composer-normalize": "^2.9",
+        "infection/infection": "^0.18",
         "phpstan/extension-installer": "^1.0",
-        "phpstan/phpstan": "^0.12.25",
-        "phpstan/phpstan-phpunit": "^0.12.8",
-        "phpunit/phpunit": "^9.3",
+        "phpstan/phpstan": "^0.12.50",
+        "phpstan/phpstan-phpunit": "^0.12.16",
+        "phpunit/phpunit": "^9.4",
         "spatie/phpunit-snapshot-assertions": "^4.2",
         "symfony/var-dumper": "^5.1",
         "thecodingmachine/phpstan-safe-rule": "^1.0"