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| author | Matthew Wild <mwild1@gmail.com> | 2012-01-22 23:59:19 +0000 |
|---|---|---|
| committer | Matthew Wild <mwild1@gmail.com> | 2012-01-22 23:59:19 +0000 |
| commit | f7528a035b19a5a9278ec3b4bbfab86ba8e600ed (patch) | |
| tree | 949bf8ecd834956f10ffd0e9203692cc0ab756a4 /util/set.lua | |
| parent | 13b36f8ded00794f3142887c41ac8b31efb01e4b (diff) | |
| download | prosody-f7528a035b19a5a9278ec3b4bbfab86ba8e600ed.tar.gz prosody-f7528a035b19a5a9278ec3b4bbfab86ba8e600ed.zip | |
util.set: Accept nil to add_list()
Diffstat (limited to 'util/set.lua')
| -rw-r--r-- | util/set.lua | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/util/set.lua b/util/set.lua index e4cc2dff..050446ec 100644 --- a/util/set.lua +++ b/util/set.lua @@ -82,8 +82,10 @@ function new(list) end function set:add_list(list) - for _, item in ipairs(list) do - items[item] = true; + if list then + for _, item in ipairs(list) do + items[item] = true; + end end end |