catch irregular ``file:`` lookups

we now index base names and extensionless base names of font files as
well so as to work around quirks of the Xetex compatibility layer.

this will probably get removed after the syntax parser is redone.

1 files changed, 29 insertions, 15 deletions

diff --git a/luaotfload-features.lua b/luaotfload-features.lua
index 0121ede..3c5aa8c 100644
--- a/luaotfload-features.lua
+++ b/luaotfload-features.lua
@@ -37,6 +37,12 @@ local stringfind       = string.find
 local stringexplode    = string.explode
 local stringis_empty   = string.is_empty
 
+--[[doc--
+Apparently, these “modifiers” are another measure of emulating \XETEX,
+cf. “About \XETEX”, by Jonathan Kew, 2005; and
+    “The \XETEX Reference Guide”, by Will Robertson, 2011.
+--doc]]--
+
 local supported = {
     b    = "bold",
     i    = "italic",
@@ -123,7 +129,7 @@ defaults.tibt = defaults.khmr
 
 defaults.lao  = defaults.thai
 
-local function set_default_features(script)
+local set_default_features = function (script)
     local features
     local script = script or "dflt"
     report("log", 0, "load font",
@@ -171,9 +177,13 @@ local options    = P(":") * spaces * (P(";")^0  * option)^0
 local pattern    = (filename + fontname) * subvalue^0 * stylespec^0 * options^0
 
 local function colonized(specification) -- xetex mode
+    --print"~~~~~~~~~~~~~~~~~~~~~~~~"
+    --print(specification.specification)
     feature_list = { }
     lpeg.match(pattern,specification.specification)
     set_default_features(feature_list.script)
+    --inspect(feature_list)
+    --os.exit()
     if feature_list.style then
         specification.style = feature_list.style
         feature_list.style = nil
@@ -206,27 +216,31 @@ local function colonized(specification) -- xetex mode
         -- if no mode is set, use our default
         feature_list.mode = fonts.mode
     end
+    --inspect(feature_list)
     specification.features.normal = fonts.handlers.otf.features.normalize(feature_list)
+    --inspect(specification.features.normal)
     return specification
 end
 
 fonts.definers.registersplit(":",colonized,"cryptic")
 fonts.definers.registersplit("", colonized,"more cryptic") -- catches \font\text=[names]
 
-function fonts.definers.applypostprocessors(tfmdata)
-    local postprocessors = tfmdata.postprocessors
-    if postprocessors then
-        for i=1,#postprocessors do
-            local extrahash = postprocessors[i](tfmdata) -- after scaling etc
-            if type(extrahash) == "string" and extrahash ~= "" then
-                -- e.g. a reencoding needs this
-                extrahash = string.gsub(lower(extrahash),"[^a-z]","-")
-                tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash)
-            end
-        end
-    end
-    return tfmdata
-end
+--- TODO below section is literally the same in luatex-fonts-def
+---      why is it here?
+--function fonts.definers.applypostprocessors(tfmdata)
+--    local postprocessors = tfmdata.postprocessors
+--    if postprocessors then
+--        for i=1,#postprocessors do
+--            local extrahash = postprocessors[i](tfmdata) -- after scaling etc
+--            if type(extrahash) == "string" and extrahash ~= "" then
+--                -- e.g. a reencoding needs this
+--                extrahash = string.gsub(lower(extrahash),"[^a-z]","-")
+--                tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash)
+--            end
+--        end
+--    end
+--    return tfmdata
+--end
 ---[[ end included font-ltx.lua ]]
 
 --[[doc--