diff options
Diffstat (limited to 'tex/generic')
| -rw-r--r-- | tex/generic/context/luatex/luatex-fonts-merged.lua | 144 |
1 files changed, 97 insertions, 47 deletions
diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua index ecea472c4..aaa60e5b8 100644 --- a/tex/generic/context/luatex/luatex-fonts-merged.lua +++ b/tex/generic/context/luatex/luatex-fonts-merged.lua @@ -1,6 +1,6 @@ -- merged file : c:/data/develop/context/sources/luatex-fonts-merged.lua -- parent file : c:/data/develop/context/sources/luatex-fonts.lua --- merge date : 06/15/17 22:10:43 +-- merge date : 06/19/17 15:30:18 do -- begin closure to overcome local limits and interference @@ -7941,10 +7941,28 @@ function constructors.scale(tfmdata,specification) local chr,description,index if changed then local c=changed[unicode] - if c then - description=descriptions[c] or descriptions[unicode] or character - character=characters[c] or character - index=description.index or c + if c and c~=unicode then + while true do + local cc=changed[c] + if not cc then + break + elseif cc==unicode then + break + elseif cc==c then + c=nil + break + else + c=cc + end + end + if c then + description=descriptions[c] or descriptions[unicode] or character + character=characters[c] or character + index=description.index or c + else + description=descriptions[unicode] or character + index=description.index or unicode + end else description=descriptions[unicode] or character index=description.index or unicode @@ -8546,10 +8564,12 @@ do local handler=handlers[format] local enhancers=handler.enhancers if not enhancers then - local actions=allocate() + local actions=allocate() local before=allocate() local after=allocate() local order=allocate() + local known={} + local nofsteps=0 local patches={ before=before,after=after } local trace=false local report=logs.reporter("fonts",format.." enhancing") @@ -8571,7 +8591,7 @@ do report("%s enhancing file %a","start",filename) end ioflush() - for e=1,#order do + for e=1,nofsteps do local enhancer=order[e] local b=before[enhancer] if b then @@ -8581,7 +8601,7 @@ do end end end - enhance(enhancer,data,filename,raw) + enhance(enhancer,data,filename,raw) local a=after[enhancer] if a then for pattern,action in next,a do @@ -8601,7 +8621,9 @@ do if action then if actions[what] then else - order[#order+1]=what + nofsteps=nofsteps+1 + order[nofsteps]=what + known[what]=nofsteps end actions[what]=action else @@ -8615,7 +8637,12 @@ do if ww then ww[pattern]=action else - pw[where]={ [pattern]=action} + pw[where]={ [pattern]=action } + if not known[where] then + nofsteps=nofsteps+1 + order[nofsteps]=where + known[where]=nofsteps + end end end end @@ -8623,7 +8650,11 @@ do register=register, apply=apply, patch=patch, - patches={ register=patch }, + report=report, + patches={ + register=patch, + report=report, + }, } handler.enhancers=enhancers end @@ -19599,7 +19630,7 @@ function otf.load(filename,sub,instance) otfreaders.addunicodetable(data) otfenhancers.apply(data,filename,data) if applyruntimefixes then - applyruntimefixes(filename,data) + applyruntimefixes(filename,data) end data.metadata.math=data.resources.mathconstants local classes=data.resources.classes @@ -20159,19 +20190,31 @@ end local function cref(feature,sequence) return formatters["feature %a, type %a, chain lookup %a"](feature,sequence.type,sequence.name) end -local function report_alternate(feature,sequence,descriptions,unicode,replacement,value,comment) - report_prepare("%s: base alternate %s => %s (%S => %S)", - cref(feature,sequence), - gref(descriptions,unicode), - replacement and gref(descriptions,replacement), - value, - comment) -end local function report_substitution(feature,sequence,descriptions,unicode,substitution) - report_prepare("%s: base substitution %s => %S", - cref(feature,sequence), - gref(descriptions,unicode), - gref(descriptions,substitution)) + if unicode==substitution then + report_prepare("%s: base substitution %s maps onto itself", + cref(feature,sequence), + gref(descriptions,unicode)) + else + report_prepare("%s: base substitution %s => %S", + cref(feature,sequence), + gref(descriptions,unicode), + gref(descriptions,substitution)) + end +end +local function report_alternate(feature,sequence,descriptions,unicode,replacement,value,comment) + if unicode==replacement then + report_prepare("%s: base alternate %s maps onto itself", + cref(feature,sequence), + gref(descriptions,unicode)) + else + report_prepare("%s: base alternate %s => %s (%S => %S)", + cref(feature,sequence), + gref(descriptions,unicode), + replacement and gref(descriptions,replacement), + value, + comment) + end end local function report_ligature(feature,sequence,descriptions,unicode,ligature) report_prepare("%s: base ligature %s => %S", @@ -20276,37 +20319,44 @@ local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplis if kind=="gsub_single" then for i=1,#steps do for unicode,data in next,steps[i].coverage do - if trace_singles then - report_substitution(feature,sequence,descriptions,unicode,data) - end + if unicode~=data then changed[unicode]=data + end + if trace_singles then + report_substitution(feature,sequence,descriptions,unicode,data) + end end end elseif kind=="gsub_alternate" then for i=1,#steps do for unicode,data in next,steps[i].coverage do - if not changed[unicode] then - local replacement=data[alternate] - if replacement then + local replacement=data[alternate] + if replacement then + if unicode~=replacement then changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,sequence,descriptions,unicode,replacement,value,"normal") - end - elseif defaultalt=="first" then - replacement=data[1] + end + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,"normal") + end + elseif defaultalt=="first" then + replacement=data[1] + if unicode~=replacement then changed[unicode]=replacement - if trace_alternatives then - report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) - end - elseif defaultalt=="last" then - replacement=data[#data] - if trace_alternatives then - report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) - end - else - if trace_alternatives then - report_alternate(feature,sequence,descriptions,unicode,replacement,value,"unknown") - end + end + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) + end + elseif defaultalt=="last" then + replacement=data[#data] + if unicode~=replacement then + changed[unicode]=replacement + end + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,defaultalt) + end + else + if trace_alternatives then + report_alternate(feature,sequence,descriptions,unicode,replacement,value,"unknown") end end end |