From b9a67c0469535dd7972ac0d19061a0ae48b83633 Mon Sep 17 00:00:00 2001
From: Ed Lebert <ed.lebert@granicus.com>
Date: Sat, 20 Apr 2019 13:13:17 -0500
Subject: [PATCH] Safely evaluate parents and path for orphan nodes.

It's possible for Cuprite to evaluate the parents or the path for a node
that no longer belongs to the document.
---
 lib/capybara/cuprite/browser/javascripts/index.js | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/lib/capybara/cuprite/browser/javascripts/index.js b/lib/capybara/cuprite/browser/javascripts/index.js
index dee26b7..e9c99f5 100644
--- a/lib/capybara/cuprite/browser/javascripts/index.js
+++ b/lib/capybara/cuprite/browser/javascripts/index.js
@@ -41,7 +41,7 @@ class Cuprite {
   parents(node) {
     let nodes = [];
     let parent = node.parentNode;
-    while (parent != document) {
+    while (parent && parent !== document) {
       nodes.push(parent);
       parent = parent.parentNode;
     }
@@ -95,12 +95,7 @@ class Cuprite {
   }
 
   path(node) {
-    let nodes = [node];
-    let parent = node.parentNode;
-    while (parent !== document) {
-      nodes.unshift(parent);
-      parent = parent.parentNode;
-    }
+    let nodes = [node].concat(this.parents(node));
 
     let selectors = nodes.map(node => {
       let prevSiblings = [];