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author | Khaled Hosny <khaledhosny@eglug.org> | 2010-05-10 17:23:06 +0300 |
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committer | Khaled Hosny <khaledhosny@eglug.org> | 2010-05-10 17:23:06 +0300 |
commit | 7002dfe5556f503320d9bee480e5fb43bdb6e7a3 (patch) | |
tree | 384ee73556657b6818c78b006cfa625776c980cd /luaextra-set.lua | |
parent | 20864d5fdb81f248500f2e94c95b3b15569cc277 (diff) | |
download | lualibs-7002dfe5556f503320d9bee480e5fb43bdb6e7a3.tar.gz |
Rename to lualibs
Rename luaextra->lualibs when sensible, also use luatexbase instead of
luatextra.
Diffstat (limited to 'luaextra-set.lua')
-rw-r--r-- | luaextra-set.lua | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/luaextra-set.lua b/luaextra-set.lua deleted file mode 100644 index f844d0b..0000000 --- a/luaextra-set.lua +++ /dev/null @@ -1,84 +0,0 @@ -if not modules then modules = { } end modules ['l-set'] = { - version = 1.001, - comment = "companion to luat-lib.mkiv", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - -set = set or { } - -local nums = { } -local tabs = { } -local concat = table.concat -local next, type = next, type - -set.create = table.tohash - -function set.tonumber(t) - if next(t) then - local s = "" - -- we could save mem by sorting, but it slows down - for k, v in next, t do - if v then - -- why bother about the leading space - s = s .. " " .. k - end - end - local n = nums[s] - if not n then - n = #tabs + 1 - tabs[n] = t - nums[s] = n - end - return n - else - return 0 - end -end - -function set.totable(n) - if n == 0 then - return { } - else - return tabs[n] or { } - end -end - -function set.tolist(n) - if n == 0 or not tabs[n] then - return "" - else - local t = { } - for k, v in next, tabs[n] do - if v then - t[#t+1] = k - end - end - return concat(t," ") - end -end - -function set.contains(n,s) - if type(n) == "table" then - return n[s] - elseif n == 0 then - return false - else - local t = tabs[n] - return t and t[s] - end -end - ---~ local c = set.create{'aap','noot','mies'} ---~ local s = set.tonumber(c) ---~ local t = set.totable(s) ---~ print(t['aap']) ---~ local c = set.create{'zus','wim','jet'} ---~ local s = set.tonumber(c) ---~ local t = set.totable(s) ---~ print(t['aap']) ---~ print(t['jet']) ---~ print(set.contains(t,'jet')) ---~ print(set.contains(t,'aap')) - |