diff options
Diffstat (limited to 'tex/context/base/node-mig.lua')
| -rw-r--r-- | tex/context/base/node-mig.lua | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/tex/context/base/node-mig.lua b/tex/context/base/node-mig.lua index 41f95be45..294af86ef 100644 --- a/tex/context/base/node-mig.lua +++ b/tex/context/base/node-mig.lua @@ -28,6 +28,9 @@ local getattr = nuts.getattr local setfield = nuts.setfield local setattr = nuts.setattr +local setlink = nuts.setlink +local setprev = nuts.setprev +local setnext = nuts.setnext local remove_node = nuts.remove @@ -57,12 +60,11 @@ local function locate(head,first,last,ni,nm) elseif migrate_inserts and id == insert_code then local insert head, current, insert = remove_node(head,current) - setfield(insert,"next",nil) + setnext(insert) if first then - setfield(insert,"prev",last) - setfield(last,"next",insert) + setlink(last,insert) else - setfield(insert,"prev",nil) + setprev(insert) first = insert end last = insert @@ -70,12 +72,11 @@ local function locate(head,first,last,ni,nm) elseif migrate_marks and id == mark_code then local mark head, current, mark = remove_node(head,current) - setfield(mark,"next",nil) + setnext(mark) if first then - setfield(mark,"prev",last) - setfield(last,"next",mark) + setlink(last,mark) else - setfield(mark,"prev",nil) + setprev(mark) first = mark end last = mark @@ -120,11 +121,9 @@ function nodes.handlers.migrate(head,where) -- inserts after head, use insert_after local n = getnext(current) if n then - setfield(last,"next",n) - setfield(n,"prev",last) + setlink(last,n) end - setfield(current,"next",first) - setfield(first,"prev",current) + setlink(current,first) done = true current = last end |