fix null response

miladrahimi · Mar 6, 2019 · d89294e · d89294e
1 parent 0add279
commit d89294e
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diff --git a/composer.json b/composer.json
@@ -19,6 +19,7 @@
     },
     "require": {
         "php": ">=7.0",
+        "ext-json": "*",
         "zendframework/zend-diactoros": "^1.7"
     },
     "require-dev": {

diff --git a/src/MiladRahimi/PhpRouter/Services/Publisher.php b/src/MiladRahimi/PhpRouter/Services/Publisher.php
@@ -36,6 +36,8 @@ public function __construct()
      */
     public function publish($content)
     {
+        $content = empty($content) ? '' : $content;
+
         $output = fopen($this->stream, 'r+');
 
         if ($content instanceof ResponseInterface) {