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-rw-r--r--src/Text/Pandoc/Writers/LaTeX.hs8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/Text/Pandoc/Writers/LaTeX.hs b/src/Text/Pandoc/Writers/LaTeX.hs
index e10556cee..a0ecf687d 100644
--- a/src/Text/Pandoc/Writers/LaTeX.hs
+++ b/src/Text/Pandoc/Writers/LaTeX.hs
@@ -1375,7 +1375,7 @@ ldfLanguages =
isMathEnv :: Text -> Bool
isMathEnv t =
- case T.stripPrefix "\\begin{" t of
+ case T.stripPrefix "\\begin{" (T.dropWhile isSpaceChar t) of
Nothing -> False
Just t' -> T.takeWhile (/= '}') t' `elem`
[ "align", "align*"
@@ -1392,6 +1392,12 @@ isMathEnv t =
, "eqnarray"
, "displaymath"
]
+ where
+ isSpaceChar '\n' = True
+ isSpaceChar '\r' = True
+ isSpaceChar '\t' = True
+ isSpaceChar ' ' = True
+ isSpaceChar _ = False
-- True if the math needs the cancel package
needsCancel :: Text -> Bool