From 9edd90d55ebcd6e9519d3a94c31d3e0c2a3c6f8b Mon Sep 17 00:00:00 2001
From: Jonas Amundsen <JonasBA@Gmail.com>
Date: Tue, 26 May 2020 15:52:28 +0200
Subject: [PATCH] fix: invoke evaluate() on correct document node (Firefox
 support) (#87)

Co-authored-by: Gleb Bahmutov <gleb.bahmutov@gmail.com>
---
 src/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/index.js b/src/index.js
index a37d4eb..f2214ac 100644
--- a/src/index.js
+++ b/src/index.js
@@ -52,7 +52,7 @@ const xpath = (subject, selector, options = {}) => {
       contextNode = cy.state('window').document
     }
 
-    let iterator = document.evaluate(selector, contextNode)
+    let iterator = (contextNode.ownerDocument || contextNode).evaluate(selector, contextNode)
 
     if (isNumber(iterator)) {
       const result = numberResult(iterator)