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authorPhilipp Gesang <phg42.2a@gmail.com>2014-02-14 18:22:59 +0100
committerPhilipp Gesang <phg42.2a@gmail.com>2014-02-14 18:22:59 +0100
commite50e69e3799204958692e925af79f8f19e017a35 (patch)
treea0a946957c868e0b801d981b7f56b3068d567c32 /src/luaotfload-fontloader.lua
parent87aace07b0302f7124db092221483b5fce5b7755 (diff)
downloadluaotfload-e50e69e3799204958692e925af79f8f19e017a35.tar.gz
[fontloader] sync with Context as of 2014-02-14
Diffstat (limited to 'src/luaotfload-fontloader.lua')
-rw-r--r--src/luaotfload-fontloader.lua127
1 files changed, 87 insertions, 40 deletions
diff --git a/src/luaotfload-fontloader.lua b/src/luaotfload-fontloader.lua
index d475be6..3f408b9 100644
--- a/src/luaotfload-fontloader.lua
+++ b/src/luaotfload-fontloader.lua
@@ -1,6 +1,6 @@
-- merged file : luatex-fonts-merged.lua
-- parent file : luatex-fonts.lua
--- merge date : 02/13/14 11:27:58
+-- merge date : 02/14/14 17:07:59
do -- begin closure to overcome local limits and interference
@@ -82,7 +82,9 @@ function optionalrequire(...)
return result
end
end
-lua.mask=load([[τεχ = 1]]) and "utf" or "ascii"
+if lua then
+ lua.mask=load([[τεχ = 1]]) and "utf" or "ascii"
+end
end -- closure
@@ -2523,11 +2525,18 @@ local unpack,concat=table.unpack,table.concat
local P,V,C,S,R,Ct,Cs,Cp,Carg,Cc=lpeg.P,lpeg.V,lpeg.C,lpeg.S,lpeg.R,lpeg.Ct,lpeg.Cs,lpeg.Cp,lpeg.Carg,lpeg.Cc
local patterns,lpegmatch=lpeg.patterns,lpeg.match
local utfchar,utfbyte=utf.char,utf.byte
-local loadstripped=function(str,shortcuts)
- if shortcuts then
- return load(dump(load(str),true),nil,nil,shortcuts)
- else
- return load(dump(load(str),true))
+local loadstripped=nil
+if _LUAVERSION<5.2 then
+ loadstripped=function(str,shortcuts)
+ return load(str)
+ end
+else
+ loadstripped=function(str,shortcuts)
+ if shortcuts then
+ return load(dump(load(str),true),nil,nil,shortcuts)
+ else
+ return load(dump(load(str),true))
+ end
end
end
if not number then number={} end
@@ -2683,29 +2692,53 @@ local template=[[
%s
return function(%s) return %s end
]]
-local environment={
- global=global or _G,
- lpeg=lpeg,
- type=type,
- tostring=tostring,
- tonumber=tonumber,
- format=string.format,
- concat=table.concat,
- signed=number.signed,
- points=number.points,
- basepoints=number.basepoints,
- utfchar=utf.char,
- utfbyte=utf.byte,
- lpegmatch=lpeg.match,
- nspaces=string.nspaces,
- tracedchar=string.tracedchar,
- autosingle=string.autosingle,
- autodouble=string.autodouble,
- sequenced=table.sequenced,
- formattednumber=number.formatted,
- sparseexponent=number.sparseexponent,
-}
-local preamble=""
+local preamble,environment="",{}
+if _LUAVERSION<5.2 then
+ preamble=[[
+local lpeg=lpeg
+local type=type
+local tostring=tostring
+local tonumber=tonumber
+local format=string.format
+local concat=table.concat
+local signed=number.signed
+local points=number.points
+local basepoints= number.basepoints
+local utfchar=utf.char
+local utfbyte=utf.byte
+local lpegmatch=lpeg.match
+local nspaces=string.nspaces
+local tracedchar=string.tracedchar
+local autosingle=string.autosingle
+local autodouble=string.autodouble
+local sequenced=table.sequenced
+local formattednumber=number.formatted
+local sparseexponent=number.sparseexponent
+ ]]
+else
+ environment={
+ global=global or _G,
+ lpeg=lpeg,
+ type=type,
+ tostring=tostring,
+ tonumber=tonumber,
+ format=string.format,
+ concat=table.concat,
+ signed=number.signed,
+ points=number.points,
+ basepoints=number.basepoints,
+ utfchar=utf.char,
+ utfbyte=utf.byte,
+ lpegmatch=lpeg.match,
+ nspaces=string.nspaces,
+ tracedchar=string.tracedchar,
+ autosingle=string.autosingle,
+ autodouble=string.autodouble,
+ sequenced=table.sequenced,
+ formattednumber=number.formatted,
+ sparseexponent=number.sparseexponent,
+ }
+end
local arguments={ "a1" }
setmetatable(arguments,{ __index=function(t,k)
local v=t[k-1]..",a"..k
@@ -3052,14 +3085,22 @@ local function use(t,fmt,...)
return t[fmt](...)
end
strings.formatters={}
-function strings.formatters.new()
- local e={}
- for k,v in next,environment do
- e[k]=v
+if _LUAVERSION<5.2 then
+ function strings.formatters.new()
+ local t={ _extensions_={},_preamble_=preamble,_environment_={},_type_="formatter" }
+ setmetatable(t,{ __index=make,__call=use })
+ return t
+ end
+else
+ function strings.formatters.new()
+ local e={}
+ for k,v in next,environment do
+ e[k]=v
+ end
+ local t={ _extensions_={},_preamble_="",_environment_=e,_type_="formatter" }
+ setmetatable(t,{ __index=make,__call=use })
+ return t
end
- local t={ _extensions_={},_preamble_="",_environment_=e,_type_="formatter" }
- setmetatable(t,{ __index=make,__call=use })
- return t
end
local formatters=strings.formatters.new()
string.formatters=formatters
@@ -3081,9 +3122,15 @@ patterns.xmlescape=Cs((P("<")/"&lt;"+P(">")/"&gt;"+P("&")/"&amp;"+P('"')/"&quot;
patterns.texescape=Cs((C(S("#$%\\{}"))/"\\%1"+P(1))^0)
patterns.luaescape=Cs(((1-S('"\n'))^1+P('"')/'\\"'+P('\n')/'\\n"')^0)
patterns.luaquoted=Cs(Cc('"')*((1-S('"\n'))^1+P('"')/'\\"'+P('\n')/'\\n"')^0*Cc('"'))
-add(formatters,"xml",[[lpegmatch(xmlescape,%s)]],{ xmlescape=lpeg.patterns.xmlescape })
-add(formatters,"tex",[[lpegmatch(texescape,%s)]],{ texescape=lpeg.patterns.texescape })
-add(formatters,"lua",[[lpegmatch(luaescape,%s)]],{ luaescape=lpeg.patterns.luaescape })
+if _LUAVERSION<5.2 then
+ add(formatters,"xml",[[lpegmatch(xmlescape,%s)]],"local xmlescape = lpeg.patterns.xmlescape")
+ add(formatters,"tex",[[lpegmatch(texescape,%s)]],"local texescape = lpeg.patterns.texescape")
+ add(formatters,"lua",[[lpegmatch(luaescape,%s)]],"local luaescape = lpeg.patterns.luaescape")
+else
+ add(formatters,"xml",[[lpegmatch(xmlescape,%s)]],{ xmlescape=lpeg.patterns.xmlescape })
+ add(formatters,"tex",[[lpegmatch(texescape,%s)]],{ texescape=lpeg.patterns.texescape })
+ add(formatters,"lua",[[lpegmatch(luaescape,%s)]],{ luaescape=lpeg.patterns.luaescape })
+end
end -- closure