1 files changed, 23 insertions, 0 deletions
diff --git a/src/GF/Text/ExtraDiacritics.hs b/src/GF/Text/ExtraDiacritics.hs
new file mode 100644
index 000000000..75eb5d48e
--- /dev/null
+++ b/src/GF/Text/ExtraDiacritics.hs
@@ -0,0 +1,23 @@
+module ExtraDiacritics where
+
+mkExtraDiacritics :: String -> String
+mkExtraDiacritics = mkExtraDiacriticsWord
+
+mkExtraDiacriticsWord :: String -> String
+mkExtraDiacriticsWord str = case str of
+  [] -> []
+  '<' : cs -> '<' : spoolMarkup cs
+  -- 
+  '/' : cs -> toEnum 0x0301 : mkExtraDiacriticsWord cs
+  '~' : cs -> toEnum 0x0306 : mkExtraDiacriticsWord cs
+  ':' : cs -> toEnum 0x0304 : mkExtraDiacriticsWord cs -- some of these could be put in LatinA
+  '.' : cs -> toEnum 0x0323 : mkExtraDiacriticsWord cs
+  'i' : '-' : cs -> toEnum 0x0268 : mkExtraDiacriticsWord cs -- in IPA extensions
+  -- Default 
+  c : cs -> c : mkExtraDiacriticsWord cs
+
+spoolMarkup :: String -> String
+spoolMarkup s = case s of
+   [] -> [] -- Shouldn't happen
+   '>' : cs -> '>' : mkExtraDiacriticsWord cs
+   c1 : cs -> c1 : spoolMarkup cs