From 87fb552dd37301bc0834afc09aa99cadd6310b98 Mon Sep 17 00:00:00 2001
From: Scott Worley <scottworley@scottworley.com>
Date: Fri, 29 Dec 2023 11:49:08 -0800
Subject: [PATCH] Apply bare-\emph fix to \st too

---
 texfilter.py      | 4 ++--
 texfilter_test.py | 7 +++++--
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/texfilter.py b/texfilter.py
index 8103c19..de3674b 100644
--- a/texfilter.py
+++ b/texfilter.py
@@ -11,8 +11,8 @@ from typing import Callable, List, Tuple
 
 TexFilters: List[Tuple[str, Callable[[bytes], bytes]]] = [
     # Work around `Extra }, or forgotten \endgroup.`
-    ("FixBareEmph", lambda x: re.sub(
-        b'(^|\n)(\\\\emph{)', b'\\1\\\\hspace{0pt}\\2', x)),
+    ("FixBareNesting", lambda x: re.sub(
+        b'(^|\n)(\\\\(emph|st){)', b'\\1\\\\hspace{0pt}\\2', x)),
 ]
 
 
diff --git a/texfilter_test.py b/texfilter_test.py
index 8b603a3..66144e8 100644
--- a/texfilter_test.py
+++ b/texfilter_test.py
@@ -13,11 +13,14 @@ class TestTexFilters(unittest.TestCase):
 
     def testStripNBSP(self) -> None:
         self.assertEqual(
-            ApplyTexFilters("FixBareEmph", b'\\emph{Yes?}'),
+            ApplyTexFilters("FixBareNesting", b'\\emph{Yes?}'),
             b'\\hspace{0pt}\\emph{Yes?}')
         self.assertEqual(
-            ApplyTexFilters("FixBareEmph", b'Reassuring.\n\n\\emph{Yes?}'),
+            ApplyTexFilters("FixBareNesting", b'Reassuring.\n\n\\emph{Yes?}'),
             b'Reassuring.\n\n\\hspace{0pt}\\emph{Yes?}')
+        self.assertEqual(
+            ApplyTexFilters("FixBareNesting", b'\\st{Nope}'),
+            b'\\hspace{0pt}\\st{Nope}')
 
 
 if __name__ == '__main__':
-- 
2.44.1