diff options
Diffstat (limited to 'Master/texmf-dist/tex/context/base/util-pck.lua')
| -rw-r--r-- | Master/texmf-dist/tex/context/base/util-pck.lua | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/Master/texmf-dist/tex/context/base/util-pck.lua b/Master/texmf-dist/tex/context/base/util-pck.lua index c802a09ed81..d964c7a23a2 100644 --- a/Master/texmf-dist/tex/context/base/util-pck.lua +++ b/Master/texmf-dist/tex/context/base/util-pck.lua @@ -62,34 +62,38 @@ packers.simplehashed = simplehashed --~ end local function pack(t,keys,hash,index) - for k,v in next, t do - if type(v) == "table" then - pack(v,keys,hash,index) - if keys[k] then - local h = hashed(v) - local i = hash[h] - if not i then - i = #index + 1 - index[i] = v - hash[h] = i + if t then + for k,v in next, t do + if type(v) == "table" then + pack(v,keys,hash,index) + if keys[k] then + local h = hashed(v) + local i = hash[h] + if not i then + i = #index + 1 + index[i] = v + hash[h] = i + end + t[k] = i end - t[k] = i end end end end local function unpack(t,keys,index) - for k,v in next, t do - if keys[k] and type(v) == "number" then - local iv = index[v] - if iv then - v = iv - t[k] = v + if t then + for k, v in next, t do + if keys[k] and type(v) == "number" then + local iv = index[v] + if iv then + v = iv + t[k] = v + end + end + if type(v) == "table" then + unpack(v,keys,index) end - end - if type(v) == "table" then - unpack(v,keys,index) end end end |