Code cleaning stuff.

app/Factory/PiggyBankFactory.php

@@ -33,6 +33,9 @@ use Log;
  */
 class PiggyBankFactory
 {
+    /** @var User */
+    private $user;
+
     /**
      * Constructor.
      */
@@ -43,9 +46,6 @@ class PiggyBankFactory
         }
     }
 
-    /** @var User */
-    private $user;
-
     /**
      * @param int|null    $piggyBankId
      * @param null|string $piggyBankName
@@ -70,7 +70,7 @@ class PiggyBankFactory
         }
 
         // then find by name:
-        if (\strlen($piggyBankName) > 0) {
+        if ('' !== $piggyBankName) {
             /** @var PiggyBank $piggyBank */
             $piggyBank = $this->findByName($piggyBankName);
             if (null !== $piggyBank) {