From 03a7016e86e47cf8b096b21c58a6a05e8488a13c Mon Sep 17 00:00:00 2001
From: Oliver Liu <oliver@vipp.com.au>
Date: Fri, 3 May 2019 15:42:11 +1000
Subject: [PATCH] set custom_types to array fixes #28

Set $custom_types to an empty array by default. An array is expected by other filter functions.
---
 rapid-addon.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rapid-addon.php b/rapid-addon.php
index f6a0e1a..8fd178d 100644
--- a/rapid-addon.php
+++ b/rapid-addon.php
@@ -1167,7 +1167,7 @@ public function remove_post_type( $type = '' ) {
             }
         }
 
-        public function filter_post_types( $custom_types = '', $custom_type = '' ) {
+        public function filter_post_types( $custom_types = array(), $custom_type = '' ) {
             $options = $this->options_array();
             $option_key = 'post_types_to_remove';
 
@@ -1276,4 +1276,4 @@ public function post_type_image( $image ) {
             return $image;
         }
 	}	
-}
\ No newline at end of file
+}