Merge pull request #10 from internalsystemerror/feature/php8

Add support for PHP 8

Author: Xerkus

.gitignore

@@ -1,3 +1,5 @@
+/.phpcs-cache
+/.phpunit.result.cache
 /clover.xml
 /coveralls-upload.json
 /phpunit.xml

composer.json

@@ -22,13 +22,14 @@
     "extra": {
     },
     "require": {
-        "php": "^7.3",
+        "php": "^7.3 || ~8.0.0",
+        "ext-json": "*",
         "laminas/laminas-zendframework-bridge": "^1.0",
         "symfony/console": "^2.8 || ^3.0 || ^4.0 || ^5.0"
     },
     "require-dev": {
-        "laminas/laminas-coding-standard": "~1.0.0",
-        "phpunit/phpunit": "^7.0.2"
+        "laminas/laminas-coding-standard": "~2.1.0",
+        "phpunit/phpunit": "^9.3"
     },
     "autoload": {
         "psr-4": {