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author | Marius <mariausol@gmail.com> | 2010-08-19 10:29:42 +0300 |
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committer | Marius <mariausol@gmail.com> | 2010-08-19 10:29:42 +0300 |
commit | 7d7e0d3c8d778650105cfb479f31a2bb54d69d50 (patch) | |
tree | e0c4e7d8bf466a70af56be02a0de703bbd09a5af /tex/context/base/util-tab.lua | |
parent | b469b8ec1b494ab72cd462bfc539ce01440e6aaf (diff) | |
download | context-7d7e0d3c8d778650105cfb479f31a2bb54d69d50.tar.gz |
beta 2010.08.19 01:08
Diffstat (limited to 'tex/context/base/util-tab.lua')
-rw-r--r-- | tex/context/base/util-tab.lua | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tex/context/base/util-tab.lua b/tex/context/base/util-tab.lua new file mode 100644 index 000000000..c9a0923a5 --- /dev/null +++ b/tex/context/base/util-tab.lua @@ -0,0 +1,34 @@ +if not modules then modules = { } end modules ['util-tab'] = { + 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" +} + +utilities = utilities or {} +utilities.tables = utilities.tables or { } +local tables = utilities.tables + +local concat, format, gmatch = table.concat, string.format, string.gmatch + +function tables.definetable(target) -- defines undefined tables + local composed, t = nil, { } + for name in gmatch(target,"([^%.]+)") do + if composed then + composed = composed .. "." .. name + else + composed = name + end + t[#t+1] = format("%s = %s or { }",composed,composed) + end + return concat(t,"\n") +end + +function tables.accesstable(target) + local t = _G + for name in gmatch(target,"([^%.]+)") do + t = t[name] + end + return t +end |