From 39a1255f47f849182f438e8f3d14a9e044925ca9 Mon Sep 17 00:00:00 2001
From: Remi Collet <fedora@famillecollet.com>
Date: Tue, 15 Nov 2016 13:47:28 +0100
Subject: [PATCH] fix "A non-numeric value encountered" with PHP 7.1

---
 src/Reader/Extension/AbstractEntry.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Reader/Extension/AbstractEntry.php b/src/Reader/Extension/AbstractEntry.php
index c589146..aac03b9 100644
--- a/src/Reader/Extension/AbstractEntry.php
+++ b/src/Reader/Extension/AbstractEntry.php
@@ -135,18 +135,18 @@ public function setType($type)
         if ($type === Reader\Reader::TYPE_RSS_10
             || $type === Reader\Reader::TYPE_RSS_090
         ) {
-            $this->setXpathPrefix('//rss:item[' . ($this->entryKey + 1) . ']');
+            $this->setXpathPrefix('//rss:item[' . ((int)$this->entryKey + 1) . ']');
             return $this;
         }
 
         if ($type === Reader\Reader::TYPE_ATOM_10
             || $type === Reader\Reader::TYPE_ATOM_03
         ) {
-            $this->setXpathPrefix('//atom:entry[' . ($this->entryKey + 1) . ']');
+            $this->setXpathPrefix('//atom:entry[' . ((int)$this->entryKey + 1) . ']');
             return $this;
         }
 
-        $this->setXpathPrefix('//item[' . ($this->entryKey + 1) . ']');
+        $this->setXpathPrefix('//item[' . ((int)$this->entryKey + 1) . ']');
         return $this;
     }