4 files changed, 11 insertions, 45 deletions
diff --git a/src/Text/Pandoc/Groff.hs b/src/Text/Pandoc/Groff.hs
deleted file mode 100644
index 46acc8fa8..000000000
--- a/src/Text/Pandoc/Groff.hs
+++ /dev/null
@@ -1,43 +0,0 @@
-{-# LANGUAGE NoImplicitPrelude #-}
-{-
-Copyright (C) 2018 John MacFarlane <jgm@berkeley.edu>
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
--}
-
-{- |
-   Module      : Text.Pandoc.Groff
-   Copyright   : Copyright (C) 2018 John MacFarlane
-   License     : GNU GPL, version 2 or above
-
-   Maintainer  : John MacFarlane <jgm@berkeley.edu>
-   Stability   : alpha
-   Portability : portable
-
-Shared functions for escaping and formatting groff.
--}
-module Text.Pandoc.Groff ( groffEscape )
-where
-
-import Prelude
-import Data.Char (isAscii, ord)
-import qualified Data.Text as T
-import Text.Printf (printf)
-
-groffEscape :: T.Text -> T.Text
-groffEscape = T.concatMap toUchar
-  where toUchar c
-         | isAscii c = T.singleton c
-         | otherwise = T.pack $ printf "\\[u%04X]" (ord c)
diff --git a/src/Text/Pandoc/Writers/Man.hs b/src/Text/Pandoc/Writers/Man.hs
index c37d13841..81fa38bd7 100644
--- a/src/Text/Pandoc/Writers/Man.hs
+++ b/src/Text/Pandoc/Writers/Man.hs
@@ -45,7 +45,6 @@ import Text.Pandoc.Logging
 import Text.Pandoc.Options
 import Text.Pandoc.Pretty
 import Text.Pandoc.Shared
-import Text.Pandoc.Groff (groffEscape)
 import Text.Pandoc.Templates
 import Text.Pandoc.Writers.Math
 import Text.Pandoc.Writers.Shared
diff --git a/src/Text/Pandoc/Writers/Ms.hs b/src/Text/Pandoc/Writers/Ms.hs
index 5eda77233..9a35a9693 100644
--- a/src/Text/Pandoc/Writers/Ms.hs
+++ b/src/Text/Pandoc/Writers/Ms.hs
@@ -60,7 +60,6 @@ import Text.Pandoc.Shared
 import Text.Pandoc.Templates
 import Text.Pandoc.Writers.Math
 import Text.Pandoc.Writers.Shared
-import Text.Pandoc.Groff (groffEscape)
 import Text.Printf (printf)
 import Text.TeXMath (writeEqn)
 
diff --git a/src/Text/Pandoc/Writers/Shared.hs b/src/Text/Pandoc/Writers/Shared.hs
index 438a35ca4..ccf39c3c8 100644
--- a/src/Text/Pandoc/Writers/Shared.hs
+++ b/src/Text/Pandoc/Writers/Shared.hs
@@ -44,6 +44,7 @@ module Text.Pandoc.Writers.Shared (
                      , gridTable
                      , metaValueToInlines
                      , stripLeadingTrailingSpace
+                     , groffEscape
                      )
 where
 import Prelude
@@ -63,6 +64,8 @@ import Text.Pandoc.Pretty
 import Text.Pandoc.Walk (query)
 import Text.Pandoc.UTF8 (toStringLazy)
 import Text.Pandoc.XML (escapeStringForXML)
+import Text.Printf (printf)
+import Data.Char (isAscii, ord)
 
 -- | Create JSON value for template from a 'Meta' and an association list
 -- of variables, specified at the command line or in the writer.
@@ -340,3 +343,11 @@ metaValueToInlines (MetaInlines ils) = ils
 metaValueToInlines (MetaBlocks bs)   = query return bs
 metaValueToInlines (MetaBool b)      = [Str $ show b]
 metaValueToInlines _                 = []
+
+-- | Escape non-ASCII characters using groff \u[..] sequences.
+groffEscape :: T.Text -> T.Text
+groffEscape = T.concatMap toUchar
+  where toUchar c
+         | isAscii c = T.singleton c
+         | otherwise = T.pack $ printf "\\[u%04X]" (ord c)
+