From 6e662b9fe97c27f9b0735cd0384020c5e633fe44 Mon Sep 17 00:00:00 2001
From: Felix Hamann <felix.hamann@campus.lmu.de>
Date: Thu, 14 Mar 2019 17:15:25 +0100
Subject: [PATCH] fix async table filter trying to submit twice

closes #316
---
 static/js/utils/asyncTable.js | 4 +++-
 static/js/utils/form.js       | 4 +++-
 static/js/utils/inputs.js     | 4 +++-
 static/js/utils/modal.js      | 4 +++-
 4 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/static/js/utils/asyncTable.js b/static/js/utils/asyncTable.js
index ea6458633..5e8e371e9 100644
--- a/static/js/utils/asyncTable.js
+++ b/static/js/utils/asyncTable.js
@@ -217,7 +217,9 @@
     }
 
     function destroyUtils() {
-      utilInstances.forEach(function(utilInstance) {
+      utilInstances.filter(function(utilInstance) {
+        return !!utilInstance;
+      }).forEach(function(utilInstance) {
         utilInstance.destroy();
       });
     }
diff --git a/static/js/utils/form.js b/static/js/utils/form.js
index 8dc8642a2..e45fd56c0 100644
--- a/static/js/utils/form.js
+++ b/static/js/utils/form.js
@@ -48,7 +48,9 @@
     form.classList.add(JS_INITIALIZED);
 
     function destroyUtils() {
-      utilInstances.forEach(function(utilInstance) {
+      utilInstances.filter(function(utilInstance) {
+        return !!utilInstance;
+      }).forEach(function(utilInstance) {
         utilInstance.destroy();
       });
     }
diff --git a/static/js/utils/inputs.js b/static/js/utils/inputs.js
index 85229e678..68425b5ba 100644
--- a/static/js/utils/inputs.js
+++ b/static/js/utils/inputs.js
@@ -38,7 +38,9 @@
     });
 
     function destroyUtils() {
-      utilInstances.forEach(function(utilInstance) {
+      utilInstances.filter(function(utilInstance) {
+        return !!utilInstance;
+      }).forEach(function(utilInstance) {
         utilInstance.destroy();
       });
     }
diff --git a/static/js/utils/modal.js b/static/js/utils/modal.js
index 8bf15bd1a..5c6c1ec43 100644
--- a/static/js/utils/modal.js
+++ b/static/js/utils/modal.js
@@ -140,7 +140,9 @@
     setup();
 
     function destroyUtils() {
-      utilInstances.forEach(function(utilInstance) {
+      utilInstances.filter(function(utilInstance) {
+        return !!utilInstance;
+      }).forEach(function(utilInstance) {
         utilInstance.destroy();
       });
     }