From f19595cef4a01d52ade451e90b0a1d2ceb5afe43 Mon Sep 17 00:00:00 2001
From: Leonardo Braga <leonardo.braga@gmail.com>
Date: Sun, 4 Jan 2015 17:48:35 -0500
Subject: [PATCH] Core: add support to tag-hyphenated elements

Ref #1987
Ref 534f13025aeb59a7d5893ce62efafa0b066a4934
---
 src/core/var/rsingleTag.js |  2 +-
 test/unit/core.js          | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/core/var/rsingleTag.js b/src/core/var/rsingleTag.js
index 7e7090b77..a8176dc64 100644
--- a/src/core/var/rsingleTag.js
+++ b/src/core/var/rsingleTag.js
@@ -1,4 +1,4 @@
 define(function() {
 	// Match a standalone tag
-	return (/^<(\w+)\s*\/?>(?:<\/\1>|)$/);
+	return (/^<([\w-]+)\s*\/?>(?:<\/\1>|)$/);
 });
diff --git a/test/unit/core.js b/test/unit/core.js
index 8fb260ed5..370484b25 100644
--- a/test/unit/core.js
+++ b/test/unit/core.js
@@ -599,6 +599,19 @@ test("jQuery('html')", function() {
 	equal( jQuery( "\\<div\\>" ).length, 0, "Ignore escaped html characters" );
 });
 
+test("jQuery(tag-hyphenated elements) gh-1987", function() {
+	expect( 17 );
+
+	jQuery.each( "thead tbody tfoot colgroup caption tr th td".split(" "), function( i, name ) {
+		var j = jQuery("<" + name + "-d></" + name + "-d>");
+		ok( j[0], "Create a tag-hyphenated elements" );
+		ok( jQuery.nodeName(j[0], name.toUpperCase() + "-D"), "Tag-hyphenated element has expected node name" );
+	});
+
+	var j = jQuery("<tr-multiple-hyphens></tr-multiple-hyphens>");
+	ok( jQuery.nodeName(j[0], "TR-MULTIPLE-HYPHENS"), "Element with multiple hyphens in its tag has expected node name" );
+});
+
 test("jQuery('massive html #7990')", function() {
 	expect( 3 );
 
-- 
2.39.5