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-rw-r--r--tex/context/base/lxml-lpt.lua116
1 files changed, 70 insertions, 46 deletions
diff --git a/tex/context/base/lxml-lpt.lua b/tex/context/base/lxml-lpt.lua
index ef9a1175b..274601d83 100644
--- a/tex/context/base/lxml-lpt.lua
+++ b/tex/context/base/lxml-lpt.lua
@@ -134,7 +134,7 @@ apply_axis['root'] = function(list)
rt = ll
end
end
- collected[#collected+1] = rt
+ collected[l] = rt
end
return collected
end
@@ -142,14 +142,14 @@ end
apply_axis['self'] = function(list)
--~ local collected = { }
--~ for l=1,#list do
---~ collected[#collected+1] = list[l]
+--~ collected[l] = list[l]
--~ end
--~ return collected
return list
end
apply_axis['child'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
local dt = ll.dt
@@ -158,7 +158,8 @@ apply_axis['child'] = function(list)
for k=1,#dt do
local dk = dt[k]
if dk.tg then
- collected[#collected+1] = dk
+ c = c + 1
+ collected[c] = dk
dk.ni = k -- refresh
en = en + 1
dk.ei = en
@@ -170,68 +171,74 @@ apply_axis['child'] = function(list)
return collected
end
-local function collect(list,collected)
+local function collect(list,collected,c)
local dt = list.dt
if dt then
local en = 0
for k=1,#dt do
local dk = dt[k]
if dk.tg then
- collected[#collected+1] = dk
+ c = c + 1
+ collected[c] = dk
dk.ni = k -- refresh
en = en + 1
dk.ei = en
- collect(dk,collected)
+ c = collect(dk,collected,c)
end
end
list.en = en
end
+ return c
end
apply_axis['descendant'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
- collect(list[l],collected)
+ c = collect(list[l],collected,c)
end
return collected
end
-local function collect(list,collected)
+local function collect(list,collected,c)
local dt = list.dt
if dt then
local en = 0
for k=1,#dt do
local dk = dt[k]
if dk.tg then
- collected[#collected+1] = dk
+ c = c + 1
+ collected[c] = dk
dk.ni = k -- refresh
en = en + 1
dk.ei = en
- collect(dk,collected)
+ c = collect(dk,collected,c)
end
end
list.en = en
end
+ return c
end
apply_axis['descendant-or-self'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
if ll.special ~= true then -- catch double root
- collected[#collected+1] = ll
+ c = c + 1
+ collected[c] = ll
end
- collect(ll,collected)
+ c = collect(ll,collected,c)
end
return collected
end
apply_axis['ancestor'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
while ll do
ll = ll.__p__
if ll then
- collected[#collected+1] = ll
+ c = c + 1
+ collected[c] = ll
end
end
end
@@ -239,14 +246,16 @@ apply_axis['ancestor'] = function(list)
end
apply_axis['ancestor-or-self'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
- collected[#collected+1] = ll
+ c = c + 1
+ collected[c] = ll
while ll do
ll = ll.__p__
if ll then
- collected[#collected+1] = ll
+ c = c + 1
+ collected[c] = ll
end
end
end
@@ -254,11 +263,12 @@ apply_axis['ancestor-or-self'] = function(list)
end
apply_axis['parent'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local pl = list[l].__p__
if pl then
- collected[#collected+1] = pl
+ c = c + 1
+ collected[c] = pl
end
end
return collected
@@ -273,7 +283,7 @@ apply_axis['namespace'] = function(list)
end
apply_axis['following'] = function(list) -- incomplete
---~ local collected = { }
+--~ local collected, c = { }, 0
--~ for l=1,#list do
--~ local ll = list[l]
--~ local p = ll.__p__
@@ -281,7 +291,8 @@ apply_axis['following'] = function(list) -- incomplete
--~ for i=ll.ni+1,#d do
--~ local di = d[i]
--~ if type(di) == "table" then
---~ collected[#collected+1] = di
+--~ c = c + 1
+--~ collected[c] = di
--~ break
--~ end
--~ end
@@ -291,7 +302,7 @@ apply_axis['following'] = function(list) -- incomplete
end
apply_axis['preceding'] = function(list) -- incomplete
---~ local collected = { }
+--~ local collected, c = { }, 0
--~ for l=1,#list do
--~ local ll = list[l]
--~ local p = ll.__p__
@@ -299,7 +310,8 @@ apply_axis['preceding'] = function(list) -- incomplete
--~ for i=ll.ni-1,1,-1 do
--~ local di = d[i]
--~ if type(di) == "table" then
---~ collected[#collected+1] = di
+--~ c = c + 1
+--~ collected[c] = di
--~ break
--~ end
--~ end
@@ -309,7 +321,7 @@ apply_axis['preceding'] = function(list) -- incomplete
end
apply_axis['following-sibling'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
local p = ll.__p__
@@ -317,7 +329,8 @@ apply_axis['following-sibling'] = function(list)
for i=ll.ni+1,#d do
local di = d[i]
if type(di) == "table" then
- collected[#collected+1] = di
+ c = c + 1
+ collected[c] = di
end
end
end
@@ -325,7 +338,7 @@ apply_axis['following-sibling'] = function(list)
end
apply_axis['preceding-sibling'] = function(list)
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
local p = ll.__p__
@@ -333,7 +346,8 @@ apply_axis['preceding-sibling'] = function(list)
for i=1,ll.ni-1 do
local di = d[i]
if type(di) == "table" then
- collected[#collected+1] = di
+ c = c + 1
+ collected[c] = di
end
end
end
@@ -341,7 +355,7 @@ apply_axis['preceding-sibling'] = function(list)
end
apply_axis['reverse-sibling'] = function(list) -- reverse preceding
- local collected = { }
+ local collected, c = { }, 0
for l=1,#list do
local ll = list[l]
local p = ll.__p__
@@ -349,7 +363,8 @@ apply_axis['reverse-sibling'] = function(list) -- reverse preceding
for i=ll.ni-1,1,-1 do
local di = d[i]
if type(di) == "table" then
- collected[#collected+1] = di
+ c = c + 1
+ collected[c] = di
end
end
end
@@ -375,7 +390,7 @@ local function apply_nodes(list,directive,nodes)
return { }
end
else
- local collected, m, p = { }, 0, nil
+ local collected, c, m, p = { }, 0, 0, nil
if not nns then -- only check tag
for l=1,#list do
local ll = list[l]
@@ -384,11 +399,13 @@ local function apply_nodes(list,directive,nodes)
if directive then
if ntg == ltg then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
elseif ntg ~= ltg then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
end
end
@@ -400,11 +417,13 @@ local function apply_nodes(list,directive,nodes)
if directive then
if lns == nns then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
elseif lns ~= nns then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
end
end
@@ -418,11 +437,13 @@ local function apply_nodes(list,directive,nodes)
if directive then
if ok then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
elseif not ok then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
end
end
@@ -430,7 +451,7 @@ local function apply_nodes(list,directive,nodes)
return collected
end
else
- local collected, m, p = { }, 0, nil
+ local collected, c, m, p = { }, 0, 0, nil
for l=1,#list do
local ll = list[l]
local ltg = ll.tg
@@ -447,11 +468,13 @@ local function apply_nodes(list,directive,nodes)
if directive then
if ok then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
elseif not ok then
local llp = ll.__p__ ; if llp ~= p then p, m = llp, 1 else m = m + 1 end
- collected[#collected+1], ll.mi = ll, m
+ c = c + 1
+ collected[c], ll.mi = ll, m
end
end
end
@@ -462,12 +485,13 @@ end
local quit_expression = false
local function apply_expression(list,expression,order)
- local collected = { }
+ local collected, c = { }, 0
quit_expression = false
for l=1,#list do
local ll = list[l]
if expression(list,ll,l,order) then -- nasty, order alleen valid als n=1
- collected[#collected+1] = ll
+ c = c + 1
+ collected[c] = ll
end
if quit_expression then
break
@@ -765,7 +789,7 @@ local function nodesettostring(set,nodetest)
if not ns or ns == "" then ns = "*" end
if not tg or tg == "" then tg = "*" end
tg = (tg == "@rt@" and "[root]") or format("%s:%s",ns,tg)
- t[#t+1] = (directive and tg) or format("not(%s)",tg)
+ t[i] = (directive and tg) or format("not(%s)",tg)
end
if nodetest == false then
return format("not(%s)",concat(t,"|"))
@@ -784,7 +808,7 @@ local function tagstostring(list)
local ns, tg = li.ns, li.tg
if not ns or ns == "" then ns = "*" end
if not tg or tg == "" then tg = "*" end
- t[#t+1] = (tg == "@rt@" and "[root]") or format("%s:%s",ns,tg)
+ t[i] = (tg == "@rt@" and "[root]") or format("%s:%s",ns,tg)
end
return concat(t," ")
end