Readability improvements

Author: lbajsarowicz

lib/internal/Magento/Framework/Interception/Code/InterfaceValidator.php

@@ -65,12 +65,6 @@ public function validate($pluginClass, $interceptedType)
                     )
                 );
             }
-            $originMethod = $type->getMethod($originMethodName);
-
-            $pluginMethodParameters = $this->getMethodParameters($pluginMethod);
-            $originMethodParameters = $this->getMethodParameters($originMethod);
-
-            $methodType = $this->getMethodType($pluginMethod->getName());
 
             $subject = array_shift($pluginMethodParameters);
             if ($subject['type'] === null
@@ -83,6 +77,11 @@ public function validate($pluginClass, $interceptedType)
                 );
             }
 
+            $originMethod = $type->getMethod($originMethodName);
+            $originMethodParameters = $this->getMethodParameters($originMethod);
+            $pluginMethodParameters = $this->getMethodParameters($pluginMethod);
+            $methodType = $this->getMethodType($pluginMethod->getName());
+
             if (self::METHOD_AFTER === $methodType && count($pluginMethodParameters) > 1) {
                 // remove result
                 array_shift($pluginMethodParameters);