From c410082aecccf2fad0fa94bb105b6975176c13c4 Mon Sep 17 00:00:00 2001
From: GatsbyJS Bot <mathews.kyle+gatsbybot@gmail.com>
Date: Fri, 17 Sep 2021 04:52:12 -0600
Subject: [PATCH] fix(gatsby-source-drupal): check relationships type exists on
 node before filtering (#33181) (#33228)

* fix(gatsby-source-drupal): check relationships type exists on node before filtering

* Update packages/gatsby-source-drupal/src/utils.js

Co-authored-by: Dustin Schau <DSchau@users.noreply.github.com>

* format

Co-authored-by: Dustin Schau <DSchau@users.noreply.github.com>
(cherry picked from commit d4f8355293876fb26371d4181db965d8ff0b3dcb)

Co-authored-by: Kyle Mathews <mathews.kyle@gmail.com>
---
 packages/gatsby-source-drupal/src/utils.js | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/packages/gatsby-source-drupal/src/utils.js b/packages/gatsby-source-drupal/src/utils.js
index ed19cbca059b1..1103a2ccff49e 100644
--- a/packages/gatsby-source-drupal/src/utils.js
+++ b/packages/gatsby-source-drupal/src/utils.js
@@ -4,7 +4,6 @@ const {
   nodeFromData,
   downloadFile,
   isFileNode,
-  getHref,
   createNodeIdWithVersion,
 } = require(`./normalize`)
 
@@ -262,10 +261,15 @@ ${JSON.stringify(nodeToUpdate, null, 4)}
 
     const nodeFieldName = `${newNode.internal.type}___NODE`
     removedReferencedNodes.forEach(referencedNode => {
-      referencedNode.relationships[nodeFieldName] =
-        referencedNode.relationships[nodeFieldName].filter(
-          id => id !== newNode.id
-        )
+      if (
+        referencedNode.relationships &&
+        referencedNode.relationships[nodeFieldName]
+      ) {
+        referencedNode.relationships[nodeFieldName] =
+          referencedNode.relationships[nodeFieldName].filter(
+            id => id !== newNode.id
+          )
+      }
     })
 
     // see what nodes are newly referenced, and make sure to call `createNode` on them