diff options
Diffstat (limited to 'tex/context/base/typo-rep.lua')
| -rw-r--r-- | tex/context/base/typo-rep.lua | 50 |
1 files changed, 32 insertions, 18 deletions
diff --git a/tex/context/base/typo-rep.lua b/tex/context/base/typo-rep.lua index 01868f490..95b801e2e 100644 --- a/tex/context/base/typo-rep.lua +++ b/tex/context/base/typo-rep.lua @@ -10,31 +10,44 @@ if not modules then modules = { } end modules ['typo-rep'] = { -- endure it by listening to a couple cd's by The Scene and The Lau -- on the squeezebox on my desk. +local next, type, tonumber = next, type, tonumber + local trace_stripping = false trackers.register("nodes.stripping", function(v) trace_stripping = v end) trackers.register("fonts.stripping", function(v) trace_stripping = v end) local report_stripping = logs.reporter("fonts","stripping") -local nodes, node = nodes, node +local nodes = nodes +local tasks = nodes.tasks + +local nuts = nodes.nuts +local tonut = nuts.tonut +local tonode = nuts.tonode + +local getnext = nuts.getnext +local getchar = nuts.getchar +local getid = nuts.getid +local getattr = nuts.getid -local delete_node = nodes.delete -local replace_node = nodes.replace -local copy_node = node.copy +local setattr = nuts.setattr + +local delete_node = nuts.delete +local replace_node = nuts.replace +local copy_node = nuts.copy + +local nodecodes = nodes.nodecodes +local glyph_code = nodecodes.glyph local chardata = characters.data local collected = false -local a_stripping = attributes.private("stripping") local fontdata = fonts.hashes.identifiers -local tasks = nodes.tasks +local a_stripping = attributes.private("stripping") local texsetattribute = tex.setattribute local unsetvalue = attributes.unsetvalue local v_reset = interfaces.variables.reset -local nodecodes = nodes.nodecodes -local glyph_code = nodecodes.glyph - -- todo: other namespace -> typesetters nodes.stripping = nodes.stripping or { } local stripping = nodes.stripping @@ -59,13 +72,13 @@ local function process(what,head,current,char) head, current = delete_node(head,current) elseif type(what) == "function" then head, current = what(head,current) - current = current.next + current = getnext(current) if trace_stripping then report_stripping("processing %C in text",char) end elseif what then -- assume node head, current = replace_node(head,current,copy_node(what)) - current = current.next + current = getnext(current) if trace_stripping then report_stripping("replacing %C in text",char) end @@ -74,28 +87,29 @@ local function process(what,head,current,char) end function nodes.handlers.stripping(head) + head = tonut(head) local current, done = head, false while current do - if current.id == glyph_code then + if getid(current) == glyph_code then -- it's more efficient to keep track of what needs to be kept - local todo = current[a_stripping] + local todo = getattr(current,a_stripping) if todo == 1 then - local char = current.char + local char = getchar(current) local what = glyphs[char] if what then head, current = process(what,head,current,char) done = true else -- handling of spacing etc has to be done elsewhere - current = current.next + current = getnext(current) end else - current = current.next + current = getnext(current) end else - current = current.next + current = getnext(current) end end - return head, done + return tonode(head), done end local enabled = false |