Do not try to format size if 0

app/Helper/TextHelper.php

@@ -59,6 +59,10 @@ class TextHelper extends Base
      */
     public function bytes($size, $precision = 2)
     {
+        if ($size == 0) {
+            return 0;
+        }
+
         $base = log($size) / log(1024);
         $suffixes = array('', 'k', 'M', 'G', 'T');
 

tests/units/Helper/TextHelperTest.php

@@ -107,6 +107,7 @@ class TextHelperTest extends Base
     {
         $textHelper = new TextHelper($this->container);
 
+        $this->assertEquals('0', $textHelper->bytes(0));
         $this->assertEquals('1k', $textHelper->bytes(1024));
         $this->assertEquals('33.71k', $textHelper->bytes(34520));
     }