Github actions: Add 8.3 to testing matrix, add PHPStan check (#13)

* Add PHP 8.3 to github actions tests

* Install PHPStan and add level 5 checks to github actions

Author: sbscully

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         # https://www.php.net/supported-versions.php
-        php-version: ['8.1', '8.2']
+        php-version: ['8.1', '8.2', '8.3']
 
     name: PHP OpenCage Geocode
 
@@ -39,3 +39,6 @@ jobs:
           ./vendor/bin/phpunit
           ./vendor/bin/phpcs .
           SKIP_CURL=1 ./vendor/bin/phpunit
+
+      - name: Run PHPStan
+        run: ./vendor/bin/phpstan analyse --level 5 src tests demo 

composer.json

@@ -19,7 +19,8 @@
   },
   "require-dev": {
       "phpunit/phpunit": "~10.0",
-      "squizlabs/php_codesniffer": "^3.7"
+      "squizlabs/php_codesniffer": "^3.7",
+    "phpstan/phpstan": "^1.10"
   },
   "archive": {
     "exclude": ["vendor", ".DS_Store"]

composer.lock

@@ -57,6 +57,8 @@ protected function getJSONByFopen($query)
         $ret = @file_get_contents($query);
 
         if ($ret === false) {
+            /** NOTE: https://github.com/phpstan/phpstan/issues/3213 */
+            /** @phpstan-ignore-next-line */
             if (isset($http_response_header) && is_array($http_response_header)) {
                 $error_message = $http_response_header[0];
                 if ($error = error_get_last()) {