ConTeXt 2012.05.22 16:12

git-svn-id: svn://tug.org/texlive/trunk@26572 c570f23f-e606-0410-a88d-b1316a301751

6 files changed, 309 insertions, 73 deletions

diff --git a/Master/texmf-dist/scripts/context/lua/mtx-context.lua b/Master/texmf-dist/scripts/context/lua/mtx-context.lua
index 3052365092a..f1138979e0d 100644
--- a/Master/texmf-dist/scripts/context/lua/mtx-context.lua
+++ b/Master/texmf-dist/scripts/context/lua/mtx-context.lua
@@ -621,6 +621,10 @@ scripts.context.aftersuffixes = {
     "pdf", "tuo", "tuc", "log"
 }
 
+scripts.context.errorsuffixes = {
+    "log"
+}
+
 scripts.context.interfaces = {
     en = "cont-en",
     uk = "cont-uk",
@@ -710,6 +714,56 @@ function scripts.context.closepdf(name,method)
     pdfview.close(file.replacesuffix(name,"pdf"))
 end
 
+local function push_result_purge(oldbase,newbase)
+    for _, suffix in next, scripts.context.aftersuffixes do
+        local oldname = file.addsuffix(oldbase,suffix)
+        local newname = file.addsuffix(newbase,suffix)
+        os.remove(newname)
+        os.remove(oldname)
+    end
+end
+
+local function push_result_keep(oldbase,newbase)
+    for _, suffix in next, scripts.context.beforesuffixes do
+        local oldname = file.addsuffix(oldbase,suffix)
+        local newname = file.addsuffix(newbase,suffix)
+        local tmpname = "keep-"..oldname
+        os.remove(tmpname)
+        os.rename(oldname,tmpname)
+        os.remove(oldname)
+        os.rename(newname,oldname)
+    end
+end
+
+local function save_result_error(oldbase,newbase)
+    for _, suffix in next, scripts.context.errorsuffixes do
+        local oldname = file.addsuffix(oldbase,suffix)
+        local newname = file.addsuffix(newbase,suffix)
+        os.remove(newname) -- to be sure
+        os.rename(oldname,newname)
+    end
+end
+
+local function save_result_purge(oldbase,newbase)
+    for _, suffix in next, scripts.context.aftersuffixes do
+        local oldname = file.addsuffix(oldbase,suffix)
+        local newname = file.addsuffix(newbase,suffix)
+        os.remove(newname) -- to be sure
+        os.rename(oldname,newname)
+    end
+end
+
+local function save_result_keep(oldbase,newbase)
+    for _, suffix in next, scripts.context.aftersuffixes do
+        local oldname = file.addsuffix(oldbase,suffix)
+        local newname = file.addsuffix(newbase,suffix)
+        local tmpname = "keep-"..oldname
+        os.remove(newname)
+        os.rename(oldname,newname)
+        os.rename(tmpname,oldname)
+    end
+end
+
 function scripts.context.run(ctxdata,filename)
     -- filename overloads environment.files
     local files = (filename and { filename }) or environment.files
@@ -812,22 +866,9 @@ function scripts.context.run(ctxdata,filename)
                             newbase = file.removesuffix(resultname)
                             if oldbase ~= newbase then
                                 if environment.argument("purgeresult") then
-                                    for _, suffix in next, scripts.context.aftersuffixes do
-                                        local oldname = file.addsuffix(oldbase,suffix)
-                                        local newname = file.addsuffix(newbase,suffix)
-                                        os.remove(newname)
-                                        os.remove(oldname)
-                                    end
+                                    push_result_purge(oldbase,newbase)
                                 else
-                                    for _, suffix in next, scripts.context.beforesuffixes do
-                                        local oldname = file.addsuffix(oldbase,suffix)
-                                        local newname = file.addsuffix(newbase,suffix)
-                                        local tmpname = "keep-"..oldname
-                                        os.remove(tmpname)
-                                        os.rename(oldname,tmpname)
-                                        os.remove(oldname)
-                                        os.rename(newname,oldname)
-                                    end
+                                    push_result_keep(oldbase,newbase)
                                 end
                             else
                                 resultname = nil
@@ -928,10 +969,16 @@ function scripts.context.run(ctxdata,filename)
                         --~ end
                             if not returncode then
                                 report("fatal error: no return code, message: %s",errorstring or "?")
+                                if resultname then
+                                    save_result_error(oldbase,newbase)
+                                end
                                 os.exit(1)
                                 break
                             elseif returncode > 0 then
                                 report("fatal error: return code: %s",returncode or "?")
+                                if resultname then
+                                    save_result_error(oldbase,newbase)
+                                end
                                 os.exit(returncode)
                                 break
                             else
@@ -972,21 +1019,9 @@ function scripts.context.run(ctxdata,filename)
                             if environment.argument("purgeresult") then
                                 -- so, if there is no result then we don't get the old one, but
                                 -- related files (log etc) are still there for tracing purposes
-                                for _, suffix in next, scripts.context.aftersuffixes do
-                                    local oldname = file.addsuffix(oldbase,suffix)
-                                    local newname = file.addsuffix(newbase,suffix)
-                                    os.remove(newname) -- to be sure
-                                    os.rename(oldname,newname)
-                                end
+                                save_result_purge(oldbase,newbase)
                             else
-                                for _, suffix in next, scripts.context.aftersuffixes do
-                                    local oldname = file.addsuffix(oldbase,suffix)
-                                    local newname = file.addsuffix(newbase,suffix)
-                                    local tmpname = "keep-"..oldname
-                                    os.remove(newname)
-                                    os.rename(oldname,newname)
-                                    os.rename(tmpname,oldname)
-                                end
+                                save_result_keep(oldbase,newbase)
                             end
                             report("result renamed to: %s",newbase)
                         end
diff --git a/Master/texmf-dist/scripts/context/lua/mtx-grep.lua b/Master/texmf-dist/scripts/context/lua/mtx-grep.lua
index 6e33d440c4c..3cbc1421ad2 100644
--- a/Master/texmf-dist/scripts/context/lua/mtx-grep.lua
+++ b/Master/texmf-dist/scripts/context/lua/mtx-grep.lua
@@ -32,7 +32,7 @@ local cr       = lpeg.P("\r")
 local lf       = lpeg.P("\n")
 local crlf     = cr * lf
 local newline  = crlf + cr + lf
-local content  = lpeg.C((1-newline)^0) * newline
+local content  = lpeg.C((1-newline)^0) * newline + lpeg.C(lpeg.P(1)^1)
 
 local write_nl = texio.write_nl
 
diff --git a/Master/texmf-dist/scripts/context/lua/mtxrun.lua b/Master/texmf-dist/scripts/context/lua/mtxrun.lua
index 335c4fcb9e0..a8bbca88534 100755
--- a/Master/texmf-dist/scripts/context/lua/mtxrun.lua
+++ b/Master/texmf-dist/scripts/context/lua/mtxrun.lua
@@ -8112,7 +8112,7 @@ xml.tocdata(e,"error")
 </typing>
 --ldx]]--
 
-function xml.tocdata(e,wrapper)
+function xml.tocdata(e,wrapper) -- a few more in the aux module
     local whatever = type(e) == "table" and xmltostring(e.dt) or e or ""
     if wrapper then
         whatever = format("<%s>%s</%s>",wrapper,whatever,wrapper)
@@ -10095,6 +10095,36 @@ function xml.cdatatotext(e)
     end
 end
 
+-- local x = xml.convert("<x><a>1<b>2</b>3</a></x>")
+-- xml.texttocdata(xml.first(x,"a"))
+-- print(x) -- <x><![CDATA[1<b>2</b>3]]></x>
+
+function xml.texttocdata(e) -- could be a finalizer
+    local dt = e.dt
+    local s = xml.tostring(dt) -- no shortcut?
+    e.tg = "@cd@"
+    e.special = true
+    e.ns = ""
+    e.rn = ""
+    e.dt = { s }
+    e.at = nil
+end
+
+-- local x = xml.convert("<x><a>1<b>2</b>3</a></x>")
+-- xml.tocdata(xml.first(x,"a"))
+-- print(x) -- <x><![CDATA[<a>1<b>2</b>3</a>]]></x>
+
+function xml.elementtocdata(e) -- could be a finalizer
+    local dt = e.dt
+    local s = xml.tostring(e) -- no shortcut?
+    e.tg = "@cd@"
+    e.special = true
+    e.ns = ""
+    e.rn = ""
+    e.dt = { s }
+    e.at = nil
+end
+
 xml.builtinentities = table.tohash { "amp", "quot", "apos", "lt", "gt" } -- used often so share
 
 local entities        = characters and characters.entities or nil
@@ -10242,7 +10272,7 @@ if not modules then modules = { } end modules ['lxml-xml'] = {
 }
 
 local concat = table.concat
-local find = string.find
+local find, lower, upper = string.find, string.lower, string.upper
 
 local xml = xml
 
@@ -10639,6 +10669,46 @@ function xml.textonly(e) -- no pattern
     return concat(textonly(e,{}))
 end
 
+--
+
+-- local x = xml.convert("<x><a x='+'>1<B>2</B>3</a></x>")
+-- xml.filter(x,"**/lowerall()") print(x)
+-- xml.filter(x,"**/upperall()") print(x)
+
+function finalizers.lowerall(collected)
+    for c=1,#collected do
+        local e = collected[c]
+        if not e.special then
+            e.tg = lower(e.tg)
+            local eat = e.at
+            if eat then
+                local t = { }
+                for k,v in next, eat do
+                    t[lower(k)] = v
+                end
+                e.at = t
+            end
+        end
+    end
+end
+
+function finalizers.upperall(collected)
+    for c=1,#collected do
+        local e = collected[c]
+        if not e.special then
+            e.tg = upper(e.tg)
+            local eat = e.at
+            if eat then
+                local t = { }
+                for k,v in next, eat do
+                    t[upper(k)] = v
+                end
+                e.at = t
+            end
+        end
+    end
+end
+
 
 end -- of closure
 
diff --git a/Master/texmf-dist/scripts/context/ruby/base/tex.rb b/Master/texmf-dist/scripts/context/ruby/base/tex.rb
index 2184447ce84..8f56839851c 100644
--- a/Master/texmf-dist/scripts/context/ruby/base/tex.rb
+++ b/Master/texmf-dist/scripts/context/ruby/base/tex.rb
@@ -74,7 +74,6 @@ class TEX
     @@backends        = Hash.new
     @@mappaths        = Hash.new
     @@runoptions      = Hash.new
-    @@tcxflag         = Hash.new
     @@draftoptions    = Hash.new
     @@synctexcoptions = Hash.new
     @@texformats      = Hash.new
@@ -86,18 +85,18 @@ class TEX
     @@mpsprocstr      = Hash.new
     @@texmethods      = Hash.new
     @@mpsmethods      = Hash.new
-    @@pdftex          = 'pdftex' # new default, pdfetex is gone
+    @@pdftex          = 'pdftex'
 
     @@platformslash = if System.unix? then "\\\\" else "\\" end
 
-    ['tex','etex','pdftex','pdfetex','standard']   .each do |e| @@texengines[e] = 'pdftex'    end
+    ['tex','etex','pdftex','standard']             .each do |e| @@texengines[e] = 'pdftex'    end
     ['aleph','omega']                              .each do |e| @@texengines[e] = 'aleph'     end
     ['xetex']                                      .each do |e| @@texengines[e] = 'xetex'     end
     ['petex']                                      .each do |e| @@texengines[e] = 'petex'     end
 
     ['metapost','mpost', 'standard']               .each do |e| @@mpsengines[e] = 'mpost'     end
 
-    ['pdfetex','pdftex','pdf','pdftex','standard'] .each do |b| @@backends[b]   = 'pdftex'    end
+    ['pdftex','pdf','pdftex','standard']           .each do |b| @@backends[b]   = 'pdftex'    end
     ['dvipdfmx','dvipdfm','dpx','dpm']             .each do |b| @@backends[b]   = 'dvipdfmx'  end
     ['xetex','xtx']                                .each do |b| @@backends[b]   = 'xetex'     end
     ['petex']                                      .each do |b| @@backends[b]   = 'dvipdfmx'  end
@@ -108,7 +107,7 @@ class TEX
     ['xdv','xdv2pdf']                              .each do |b| @@backends[b]   = 'xdv2pdf'   end
 
     ['tex','standard']                             .each do |b| @@mappaths[b]   = 'dvips'     end
-    ['pdftex','pdfetex']                           .each do |b| @@mappaths[b]   = 'pdftex'    end
+    ['pdftex']                                     .each do |b| @@mappaths[b]   = 'pdftex'    end
     ['aleph','omega','xetex','petex']              .each do |b| @@mappaths[b]   = 'dvipdfmx'  end
     ['dvipdfm', 'dvipdfmx', 'xdvipdfmx']           .each do |b| @@mappaths[b]   = 'dvipdfmx'  end
     ['xdv','xdv2pdf']                              .each do |b| @@mappaths[b]   = 'dvips'     end
@@ -131,8 +130,7 @@ class TEX
     ['plain','mpost']                              .each do |f| @@mpsformats[f] = 'mpost'     end
     ['metafun','context','standard']               .each do |f| @@mpsformats[f] = 'metafun'   end
 
-    ['pdftex','pdfetex','aleph','omega','petex',
-     'xetex']                                      .each do |p| @@prognames[p]  = 'context'   end
+    ['pdftex','aleph','omega','petex','xetex']     .each do |p| @@prognames[p]  = 'context'   end
     ['mpost']                                      .each do |p| @@prognames[p]  = 'metafun'   end
     ['latex','pdflatex']                           .each do |p| @@prognames[p]  = 'latex'     end
 
@@ -159,21 +157,13 @@ class TEX
 
     @@runoptions['aleph']      = ['--8bit']
     @@runoptions['mpost']      = ['--8bit']
-    @@runoptions['pdfetex']    = ['--8bit']           # obsolete
-    @@runoptions['pdftex']     = ['--8bit']           # pdftex is now pdfetex
+    @@runoptions['pdftex']     = ['--8bit']
   # @@runoptions['petex']      = []
     @@runoptions['xetex']      = ['--8bit','-output-driver="xdvipdfmx -E -d 4 -V 5"']
     @@draftoptions['pdftex']   = ['--draftmode']
     @@synctexcoptions['pdftex'] = ['--synctex=1']
     @@synctexcoptions['xetex']  = ['--synctex=1']
 
-    @@tcxflag['aleph']   = true
-    @@tcxflag['mpost']   = false
-    @@tcxflag['pdfetex'] = true
-    @@tcxflag['pdftex']  = true
-    @@tcxflag['petex']   = false
-    @@tcxflag['xetex']   = false
-
     @@mainbooleanvars = [
         'batchmode', 'nonstopmode', 'fast', 'final',
         'paranoid', 'notparanoid', 'nobanner', 'once', 'allpatterns', 'draft',
@@ -423,7 +413,7 @@ class TEX
     def prefixed(format,engine)
         # format
         case engine
-           when /etex|pdftex|pdfetex|aleph|xetex/io then
+           when /etex|pdftex|aleph|xetex/io then
                "*#{format}"
            else
                format
@@ -540,18 +530,21 @@ class TEX
             "--ini"
         end
     end
-    def tcxflag(engine)
-        if @@tcxflag[engine] then
-            file = "natural.tcx"
-            if Kpse.miktex? then
-                "-tcx=#{file}"
-            else
-                "-translate-file=#{file}"
-            end
-        else
-            ""
-        end
-    end
+
+  # # obsolete
+  #
+  # def tcxflag(engine)
+  #     if @@tcxflag[engine] then
+  #         file = "natural.tcx"
+  #         if Kpse.miktex? then
+  #             "-tcx=#{file}"
+  #         else
+  #             "-translate-file=#{file}"
+  #         end
+  #     else
+  #         ""
+  #     end
+  # end
 
     def filestate(file)
         File.mtime(file).strftime("%d/%m/%Y %H:%M:%S")
@@ -618,7 +611,7 @@ class TEX
                 texformats.each do |texformat|
                     report("generating tex format #{texformat}")
                     progname = validprogname([getvariable('progname'),texformat,texengine])
-                    runcommand([quoted(texengine),prognameflag(progname),iniflag,tcxflag(texengine),prefixed(texformat,texengine),texmakeextras(texformat)])
+                    runcommand([quoted(texengine),prognameflag(progname),iniflag,prefixed(texformat,texengine),texmakeextras(texformat)])
                 end
             else
                 report("unable to make format due to lack of permissions")
@@ -643,7 +636,6 @@ class TEX
                 mpsformats.each do |mpsformat|
                     report("generating mps format #{mpsformat}")
                     progname = validprogname([getvariable('progname'),mpsformat,mpsengine])
-                #   if not runcommand([quoted(mpsengine),prognameflag(progname),iniflag,tcxflag(mpsengine),runoptions(mpsengine),mpsformat,mpsmakeextras(mpsformat)]) then
                     if not runcommand([quoted(mpsengine),prognameflag(progname),iniflag,runoptions(mpsengine),mpsformat,mpsmakeextras(mpsformat)]) then
                         setvariable('error','no format made')
                     end
@@ -717,7 +709,7 @@ class TEX
                     f.close
                     if FileTest.file?(tempfilename('tex')) then
                         format = File.basename(name)
-                        engine = if name =~ /(pdftex|pdfetex|aleph|xetex)[\/\\]#{format}/ then $1 else '' end
+                        engine = if name =~ /(pdftex|aleph|xetex)[\/\\]#{format}/ then $1 else '' end
                         if engine.empty? then
                             engineflag = ""
                         else
@@ -816,14 +808,14 @@ class TEX
         end
     end
 
-    private  # will become baee/context
+    private  # will become base/context
 
     @@preamblekeys = [
         ['tex','texengine'],
         ['engine','texengine'],
         ['program','texengine'],
-        ['translate','tcxfilter'],
-        ['tcx','tcxfilter'],
+      # ['translate','tcxfilter'],
+      # ['tcx','tcxfilter'],
         ['output','backend'],
         ['mode','mode'],
         ['ctx','ctxfile'],
@@ -1503,7 +1495,7 @@ end
         if texengine && texformat then
             fixbackendvars(@@mappaths[texengine])
             progname = validprogname([getvariable('progname'),texformat,texengine])
-            runcommand([quoted(texengine),prognameflag(progname),formatflag(texengine,texformat),tcxflag(texengine),runoptions(texengine),filename,texprocextras(texformat)])
+            runcommand([quoted(texengine),prognameflag(progname),formatflag(texengine,texformat),runoptions(texengine),filename,texprocextras(texformat)])
         else
             false
         end
@@ -1517,7 +1509,6 @@ end
             ENV["MPXCOMMAND"] = "0" unless mpx
             progname = validprogname([getvariable('progname'),mpsformat,mpsengine])
             mpname.gsub!(/\.mp$/,"") # temp bug in mp
-        #   runcommand([quoted(mpsengine),prognameflag(progname),formatflag(mpsengine,mpsformat),tcxflag(mpsengine),runoptions(mpsengine),mpname,mpsprocextras(mpsformat)])
             runcommand([quoted(mpsengine),prognameflag(progname),formatflag(mpsengine,mpsformat),runoptions(mpsengine),mpname,mpsprocextras(mpsformat)])
             true
         else
diff --git a/Master/texmf-dist/scripts/context/stubs/mswin/mtxrun.lua b/Master/texmf-dist/scripts/context/stubs/mswin/mtxrun.lua
index 335c4fcb9e0..a8bbca88534 100644
--- a/Master/texmf-dist/scripts/context/stubs/mswin/mtxrun.lua
+++ b/Master/texmf-dist/scripts/context/stubs/mswin/mtxrun.lua
@@ -8112,7 +8112,7 @@ xml.tocdata(e,"error")
 </typing>
 --ldx]]--
 
-function xml.tocdata(e,wrapper)
+function xml.tocdata(e,wrapper) -- a few more in the aux module
     local whatever = type(e) == "table" and xmltostring(e.dt) or e or ""
     if wrapper then
         whatever = format("<%s>%s</%s>",wrapper,whatever,wrapper)
@@ -10095,6 +10095,36 @@ function xml.cdatatotext(e)
     end
 end
 
+-- local x = xml.convert("<x><a>1<b>2</b>3</a></x>")
+-- xml.texttocdata(xml.first(x,"a"))
+-- print(x) -- <x><![CDATA[1<b>2</b>3]]></x>
+
+function xml.texttocdata(e) -- could be a finalizer
+    local dt = e.dt
+    local s = xml.tostring(dt) -- no shortcut?
+    e.tg = "@cd@"
+    e.special = true
+    e.ns = ""
+    e.rn = ""
+    e.dt = { s }
+    e.at = nil
+end
+
+-- local x = xml.convert("<x><a>1<b>2</b>3</a></x>")
+-- xml.tocdata(xml.first(x,"a"))
+-- print(x) -- <x><![CDATA[<a>1<b>2</b>3</a>]]></x>
+
+function xml.elementtocdata(e) -- could be a finalizer
+    local dt = e.dt
+    local s = xml.tostring(e) -- no shortcut?
+    e.tg = "@cd@"
+    e.special = true
+    e.ns = ""
+    e.rn = ""
+    e.dt = { s }
+    e.at = nil
+end
+
 xml.builtinentities = table.tohash { "amp", "quot", "apos", "lt", "gt" } -- used often so share
 
 local entities        = characters and characters.entities or nil
@@ -10242,7 +10272,7 @@ if not modules then modules = { } end modules ['lxml-xml'] = {
 }
 
 local concat = table.concat
-local find = string.find
+local find, lower, upper = string.find, string.lower, string.upper
 
 local xml = xml
 
@@ -10639,6 +10669,46 @@ function xml.textonly(e) -- no pattern
     return concat(textonly(e,{}))
 end
 
+--
+
+-- local x = xml.convert("<x><a x='+'>1<B>2</B>3</a></x>")
+-- xml.filter(x,"**/lowerall()") print(x)
+-- xml.filter(x,"**/upperall()") print(x)
+
+function finalizers.lowerall(collected)
+    for c=1,#collected do
+        local e = collected[c]
+        if not e.special then
+            e.tg = lower(e.tg)
+            local eat = e.at
+            if eat then
+                local t = { }
+                for k,v in next, eat do
+                    t[lower(k)] = v
+                end
+                e.at = t
+            end
+        end
+    end
+end
+
+function finalizers.upperall(collected)
+    for c=1,#collected do
+        local e = collected[c]
+        if not e.special then
+            e.tg = upper(e.tg)
+            local eat = e.at
+            if eat then
+                local t = { }
+                for k,v in next, eat do
+                    t[upper(k)] = v
+                end
+                e.at = t
+            end
+        end
+    end
+end
+
 
 end -- of closure
 
diff --git a/Master/texmf-dist/scripts/context/stubs/unix/mtxrun b/Master/texmf-dist/scripts/context/stubs/unix/mtxrun
index 335c4fcb9e0..a8bbca88534 100755
--- a/Master/texmf-dist/scripts/context/stubs/unix/mtxrun
+++ b/Master/texmf-dist/scripts/context/stubs/unix/mtxrun
@@ -8112,7 +8112,7 @@ xml.tocdata(e,"error")
 </typing>
 --ldx]]--
 
-function xml.tocdata(e,wrapper)
+function xml.tocdata(e,wrapper) -- a few more in the aux module
     local whatever = type(e) == "table" and xmltostring(e.dt) or e or ""
     if wrapper then
         whatever = format("<%s>%s</%s>",wrapper,whatever,wrapper)
@@ -10095,6 +10095,36 @@ function xml.cdatatotext(e)
     end
 end
 
+-- local x = xml.convert("<x><a>1<b>2</b>3</a></x>")
+-- xml.texttocdata(xml.first(x,"a"))
+-- print(x) -- <x><![CDATA[1<b>2</b>3]]></x>
+
+function xml.texttocdata(e) -- could be a finalizer
+    local dt = e.dt
+    local s = xml.tostring(dt) -- no shortcut?
+    e.tg = "@cd@"
+    e.special = true
+    e.ns = ""
+    e.rn = ""
+    e.dt = { s }
+    e.at = nil
+end
+
+-- local x = xml.convert("<x><a>1<b>2</b>3</a></x>")
+-- xml.tocdata(xml.first(x,"a"))
+-- print(x) -- <x><![CDATA[<a>1<b>2</b>3</a>]]></x>
+
+function xml.elementtocdata(e) -- could be a finalizer
+    local dt = e.dt
+    local s = xml.tostring(e) -- no shortcut?
+    e.tg = "@cd@"
+    e.special = true
+    e.ns = ""
+    e.rn = ""
+    e.dt = { s }
+    e.at = nil
+end
+
 xml.builtinentities = table.tohash { "amp", "quot", "apos", "lt", "gt" } -- used often so share
 
 local entities        = characters and characters.entities or nil
@@ -10242,7 +10272,7 @@ if not modules then modules = { } end modules ['lxml-xml'] = {
 }
 
 local concat = table.concat
-local find = string.find
+local find, lower, upper = string.find, string.lower, string.upper
 
 local xml = xml
 
@@ -10639,6 +10669,46 @@ function xml.textonly(e) -- no pattern
     return concat(textonly(e,{}))
 end
 
+--
+
+-- local x = xml.convert("<x><a x='+'>1<B>2</B>3</a></x>")
+-- xml.filter(x,"**/lowerall()") print(x)
+-- xml.filter(x,"**/upperall()") print(x)
+
+function finalizers.lowerall(collected)
+    for c=1,#collected do
+        local e = collected[c]
+        if not e.special then
+            e.tg = lower(e.tg)
+            local eat = e.at
+            if eat then
+                local t = { }
+                for k,v in next, eat do
+                    t[lower(k)] = v
+                end
+                e.at = t
+            end
+        end
+    end
+end
+
+function finalizers.upperall(collected)
+    for c=1,#collected do
+        local e = collected[c]
+        if not e.special then
+            e.tg = upper(e.tg)
+            local eat = e.at
+            if eat then
+                local t = { }
+                for k,v in next, eat do
+                    t[upper(k)] = v
+                end
+                e.at = t
+            end
+        end
+    end
+end
+
 
 end -- of closure