Allow to install in PHP8 environment (#35)

Author: 1blankz7

.github/workflows/ci.yml

@@ -13,8 +13,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ ubuntu-latest ]
-        php: [ '7.4' ]
-#        php: [ '7.4', '8.0' ]
+        php: [ '7.4', '8.0' ]
 
     name: PHP ${{ matrix.php }}
 
@@ -54,4 +53,4 @@ jobs:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
           restore-keys: |
-            ${{ runner.os }}-composer-
+            ${{ runner.os }}-composer-

composer.json

@@ -1,6 +1,6 @@
 {
   "name": "cubicl/php-structure-check",
-  "description": "Structural check of arrays for PHP 7.3+",
+  "description": "Structural check of arrays for PHP 7.4+",
   "keywords": [
     "array",
     "structure",
@@ -49,6 +49,6 @@
   },
   "require": {
     "ext-json": "*",
-    "php": "^7.4"
+    "php": "^7.4|^8.0"
   }
 }

src/Type/DatetimeType.php

@@ -38,6 +38,6 @@ private function isValidDatetime(string $value): bool
         $date = DateTime::createFromFormat($this->datetimeFormat, $value, new DateTimeZone($this->datetimeZone));
         $errors = DateTime::getLastErrors();
 
-        return $date && $errors['warning_count'] === 0 && $errors['error_count'] === 0;
+        return $date && !$errors;
     }
 }