From 54c9d4348ad0b61713ab16ebf20d640f60ea5c39 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Tue, 10 Apr 2012 18:25:18 -0700
Subject: [PATCH] LaTeX reader: Control sequences can't be followed by a
letter.
This fixes a bug where `\begingroup` was parsed as `\begin`
followed by `group`.
---
src/Text/Pandoc/Readers/LaTeX.hs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/Text/Pandoc/Readers/LaTeX.hs b/src/Text/Pandoc/Readers/LaTeX.hs
index cc71b49f2..1c1d5cad7 100644
--- a/src/Text/Pandoc/Readers/LaTeX.hs
+++ b/src/Text/Pandoc/Readers/LaTeX.hs
@@ -82,7 +82,7 @@ controlSeq name = try $ do
case name of
"" -> mzero
[c] | not (isLetter c) -> string [c]
- cs -> string cs <* optional sp
+ cs -> string cs <* notFollowedBy letter <* optional sp
return name
sp :: LP ()