From 86fa1ee21d5cd007e21a221f0c8a328b38122806 Mon Sep 17 00:00:00 2001
From: Khaled Hosny <khaledhosny@eglug.org>
Date: Mon, 19 Dec 2011 21:36:31 +0200
Subject: Re-enable tlig and trep features

Single quotes are not ligated into double quotes though, no idea yet.
---
 luaotfload.dtx | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/luaotfload.dtx b/luaotfload.dtx
index d38ccd0..3e0bd36 100644
--- a/luaotfload.dtx
+++ b/luaotfload.dtx
@@ -597,6 +597,42 @@ fonts.mode = "node"
 caches.compilemethod = "both"
 %    \end{macrocode}
 %
+%    Now overriding the \context's definition of |tlig| and |trep| features.
+%
+%    \begin{macrocode}
+local tlig = {
+    [0x2013] = {0x002D, 0x002D},         -- endash
+    [0x2014] = {0x002D, 0x002D, 0x002D}, -- emdash
+    [0x201C] = {0x2018, 0x2018},         -- quotedblleft
+    [0x201D] = {0x2019, 0x2019},         -- quotedblright
+    [0x201C] = {0x0060, 0x0060},         -- quotedblleft
+    [0x201D] = {0x0027, 0x0027},         -- quotedblright
+    [0x201E] = {0x002C, 0x002C},         -- quotedblbase
+}
+
+local trep = {
+    [0x0027] = 0x2019, -- quoteleft
+    [0x0060] = 0x2018, -- quoteright
+}
+
+local trep_specification = {
+    type      = "substitution",
+    features  = everywhere,
+    data      = trep,
+    flags     = noflags,
+}
+
+local tlig_specification = {
+    type     = "ligature",
+    features = everywhere,
+    data     = tlig,
+    flags    = noflags,
+}
+
+fonts.handlers.otf.addfeature("tlig", tlig_specification)
+fonts.handlers.otf.addfeature("trep", trep_specification)
+%    \end{macrocode}
+%
 %    we provide a callback for patching fonts on the fly, to be used by other
 %    packages.
 %
-- 
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