From 45d2d3993eaf0c646fca42138ce62dddcd01d314 Mon Sep 17 00:00:00 2001
From: Jindrich Pilar <pilar.jindrich@gmail.com>
Date: Mon, 10 Feb 2020 20:44:40 +0100
Subject: [PATCH] Fix parseOutput undefined property (closes #90)

---
 src/Wsdl/WebService.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/Wsdl/WebService.php b/src/Wsdl/WebService.php
index 0cf78da..ddf932f 100644
--- a/src/Wsdl/WebService.php
+++ b/src/Wsdl/WebService.php
@@ -152,13 +152,17 @@ protected function prepareArgs(string $functionName, array $arguments): array
      */
     protected function parseOutput(string $fname, $ret): array
     {
+        if (!$ret) {
+            return [];
+        }
+
         //pokud obsahuje Output tak vždy vrací pole i s jedním prvkem.
-        $result = $ret->{$fname . 'Result'};
+        $result = $ret->{$fname . 'Result'} ?? null;
         if (!isset($result)) {
             return $ret;
         }
 
-        $output = $result->{$fname . 'Output'};
+        $output = $result->{$fname . 'Output'} ?? null;
         if (!isset($output)) {
             return $result; //neobsahuje $fname.Output
         }