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author | Mojca Miklavec <mojca.miklavec@gmail.com> | 2012-05-14 17:38:55 +0000 |
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committer | Mojca Miklavec <mojca.miklavec@gmail.com> | 2012-05-14 17:38:55 +0000 |
commit | 15995e10bfc68edf79970c4ea4fbb6678566c46e (patch) | |
tree | 2de7ca2a83f2d37ef043ad7429a5cb945bb79ddb /Master/texmf-dist/tex/context/base/syst-aux.lua | |
parent | c9a39f716f1e5ec820ed3aab2c9aef25c5a9d730 (diff) |
ConTeXt 2012.05.14 16:00
git-svn-id: svn://tug.org/texlive/trunk@26371 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/context/base/syst-aux.lua')
-rw-r--r-- | Master/texmf-dist/tex/context/base/syst-aux.lua | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/context/base/syst-aux.lua b/Master/texmf-dist/tex/context/base/syst-aux.lua new file mode 100644 index 00000000000..7fd25d6ab0a --- /dev/null +++ b/Master/texmf-dist/tex/context/base/syst-aux.lua @@ -0,0 +1,52 @@ +if not modules then modules = { } end modules ['syst-aux'] = { + version = 1.001, + comment = "companion to syst-aux.mkiv", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +local settings_to_array = utilities.parsers.settings_to_array +local concat = table.concat + +local setvalue = context.setvalue + +function commands.getfirstcharacter(str) + local first, rest = utf.match(str,"(.?)(.*)$") + setvalue("firstcharacter",first) + setvalue("remainingcharacters",rest) +end + +function commands.doiffirstcharelse(chr,str) + commands.doifelse(utf.sub(str,1,1) == chr) +end + +-- function commands.addtocommalist(list,item) +-- if list == "" then +-- context(item) +-- else +-- context("%s,%s",list,item) -- using tex.print is some 10% faster +-- end +-- end +-- +-- function commands.removefromcommalist(list,item) +-- if list == "" then +-- context(item) +-- else +-- -- okay, using a proper lpeg is probably faster +-- -- we could also check for #l = 1 +-- local l = settings_to_array(list) +-- local t, n = { } +-- for i=1,#l do +-- if l[i] ~= item then +-- n = n + 1 +-- t[n] = item +-- end +-- end +-- if n == 0 then +-- context(item) +-- else +-- context(concat(list,",")) +-- end +-- end +-- end |