prosody
316e2b09a562
util/set.lua

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util/set.lua @ 4544:316e2b09a562

util.set: Accept nil to add_list()
author Matthew Wild <mwild1@gmail.com>
date Sun, 22 Jan 2012 23:59:19 +0000
parent 3540:bc139431830b
child 4908:8c5b5ebaacb0
comparison
equal deleted inserted replaced
4543:db27a4c18b6a 4544:316e2b09a562
80 function set:remove(item) 80 function set:remove(item)
81 items[item] = nil; 81 items[item] = nil;
82 end 82 end
83 83
84 function set:add_list(list) 84 function set:add_list(list)
85 for _, item in ipairs(list) do 85 if list then
86 items[item] = true; 86 for _, item in ipairs(list) do
87 items[item] = true;
88 end
87 end 89 end
88 end 90 end
89 91
90 function set:include(otherset) 92 function set:include(otherset)
91 for item in pairs(otherset) do 93 for item in pairs(otherset) do