Add support for psr/http-message 2.x

slimphp · Jul 6, 2024 · ecd3afa · ecd3afa
1 parent 6a8f44d
commit ecd3afa
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/composer.json b/composer.json
@@ -19,7 +19,7 @@
   ],
   "require": {
     "php": "^7.2 || ^8.0",
-    "psr/http-message": "^1.0",
+    "psr/http-message": "^1.1 || ^2.0",
     "psr/http-server-middleware": "^1.0"
   },
   "require-dev": {

diff --git a/src/CacheProvider.php b/src/CacheProvider.php
@@ -15,7 +15,6 @@
 use function gmdate;
 use function in_array;
 use function is_integer;
-use function is_null;
 use function strtotime;
 use function time;
 
@@ -43,7 +42,7 @@ public function allowCache(
         }
         $headerValue = $type;
         if ($maxAge || is_integer($maxAge)) {
-            if (!is_integer($maxAge) && !is_null($maxAge)) {
+            if (!is_integer($maxAge) && $maxAge !== null) {
                 $maxAge = strtotime($maxAge) - time();
             }
             $headerValue = $headerValue.', max-age='.$maxAge;