From 2d72f22832a8d7888d516f7998539a5124571cf4 Mon Sep 17 00:00:00 2001
From: Tom Most <twm@freecog.net>
Date: Sat, 9 Jun 2018 17:46:50 -0700
Subject: [PATCH 1/2] Support the <wbr> element

---
 CHANGES.rst                      | 9 +++++++++
 html5lib/constants.py            | 3 ++-
 html5lib/filters/sanitizer.py    | 1 +
 html5lib/tests/test_sanitizer.py | 6 ++++++
 4 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/CHANGES.rst b/CHANGES.rst
index 82605a21..be3fdb7c 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,15 @@
 Change Log
 ----------
 
+1.1.0
+~~~~~
+
+Features:
+
+* Add support for the ``<wbr>`` element, `which indicates a line break
+  opportunity <https://html.spec.whatwg.org/#the-wbr-element>`_. This element
+  is allowed by default by the sanitizer. (#395) (Thank you, Tom Most!)
+
 1.0.1
 ~~~~~
 
diff --git a/html5lib/constants.py b/html5lib/constants.py
index 1ff80419..0a0a4887 100644
--- a/html5lib/constants.py
+++ b/html5lib/constants.py
@@ -572,7 +572,8 @@
     "col",
     "input",
     "source",
-    "track"
+    "track",
+    "wbr",
 ])
 
 cdataElements = frozenset(['title', 'textarea'])
diff --git a/html5lib/filters/sanitizer.py b/html5lib/filters/sanitizer.py
index e852f53b..302c2a5d 100644
--- a/html5lib/filters/sanitizer.py
+++ b/html5lib/filters/sanitizer.py
@@ -111,6 +111,7 @@
     (namespaces['html'], 'ul'),
     (namespaces['html'], 'var'),
     (namespaces['html'], 'video'),
+    (namespaces['html'], 'wbr'),
     (namespaces['mathml'], 'maction'),
     (namespaces['mathml'], 'math'),
     (namespaces['mathml'], 'merror'),
diff --git a/html5lib/tests/test_sanitizer.py b/html5lib/tests/test_sanitizer.py
index 45046d57..33270a80 100644
--- a/html5lib/tests/test_sanitizer.py
+++ b/html5lib/tests/test_sanitizer.py
@@ -59,6 +59,12 @@ def test_data_uri_disallowed_type():
     assert expected == sanitized
 
 
+def test_wbr_allowed():
+    sanitized = sanitize_html('<wbr>')
+    expected = '<wbr/>'
+    assert expected == sanitized
+
+
 def test_sanitizer():
     for ns, tag_name in sanitizer.allowed_elements:
         if ns != constants.namespaces["html"]:

From 08966bb48c18d8b90d0b1ec66d55710c7b53d23b Mon Sep 17 00:00:00 2001
From: Tom Most <twm@freecog.net>
Date: Sat, 27 Jun 2020 14:15:06 -0700
Subject: [PATCH 2/2] Fix lint

---
 html5lib/tests/test_sanitizer.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/html5lib/tests/test_sanitizer.py b/html5lib/tests/test_sanitizer.py
index 8ce33055..c3a7e404 100644
--- a/html5lib/tests/test_sanitizer.py
+++ b/html5lib/tests/test_sanitizer.py
@@ -56,7 +56,6 @@ def test_wbr_allowed():
     assert expected == sanitized
 
 
-
 def param_sanitizer():
     for ns, tag_name in sanitizer.allowed_elements:
         if ns != constants.namespaces["html"]: