From c713734b4891fb58eb78ff823eaa37c99de0867e Mon Sep 17 00:00:00 2001
From: Anthony Ramine <n.oxyde@gmail.com>
Date: Sun, 28 Feb 2016 20:26:02 +0100
Subject: Fix step 1 of Range::InsertNode

The method needs to throw when trying to insert start node into range.
---
 components/script/dom/range.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'components/script/dom/range.rs')

diff --git a/components/script/dom/range.rs b/components/script/dom/range.rs
index 88fc9ad35bc..c7bdb7063f8 100644
--- a/components/script/dom/range.rs
+++ b/components/script/dom/range.rs
@@ -658,6 +658,9 @@ impl RangeMethods for Range {
         let start_offset = self.StartOffset();
 
         // Step 1.
+        if &*start_node == node {
+            return Err(Error::HierarchyRequest);
+        }
         match start_node.type_id() {
             // Handled under step 2.
             NodeTypeId::CharacterData(CharacterDataTypeId::Text) => (),
-- 
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