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author | Florian Zeitz <florob@babelmonkeys.de> | 2013-08-09 17:48:21 +0200 |
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committer | Florian Zeitz <florob@babelmonkeys.de> | 2013-08-09 17:48:21 +0200 |
commit | 4b618a8727365b880e115c6fd53869040c2ad238 (patch) | |
tree | 8031ff6fd0e32a78a157f8e6542a954e7e634c5d /util/set.lua | |
parent | 7dd77281432685907926d50feb2d32c0c2a0ec8c (diff) | |
download | prosody-4b618a8727365b880e115c6fd53869040c2ad238.tar.gz prosody-4b618a8727365b880e115c6fd53869040c2ad238.zip |
Remove all trailing whitespace
Diffstat (limited to 'util/set.lua')
-rw-r--r-- | util/set.lua | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/util/set.lua b/util/set.lua index 7f45526e..e9dfec1b 100644 --- a/util/set.lua +++ b/util/set.lua @@ -1,7 +1,7 @@ -- Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain --- +-- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- @@ -40,13 +40,13 @@ function set_mt.__eq(set1, set2) return false; end end - + for item in pairs(set2) do if not set1[item] then return false; end end - + return true; end function set_mt.__tostring(set) @@ -65,23 +65,23 @@ end function new(list) local items = setmetatable({}, items_mt); local set = { _items = items }; - + function set:add(item) items[item] = true; end - + function set:contains(item) return items[item]; end - + function set:items() return items; end - + function set:remove(item) items[item] = nil; end - + function set:add_list(list) if list then for _, item in ipairs(list) do @@ -89,7 +89,7 @@ function new(list) end end end - + function set:include(otherset) for item in pairs(otherset) do items[item] = true; @@ -101,22 +101,22 @@ function new(list) items[item] = nil; end end - + function set:empty() return not next(items); end - + if list then set:add_list(list); end - + return setmetatable(set, set_mt); end function union(set1, set2) local set = new(); local items = set._items; - + for item in pairs(set1._items) do items[item] = true; end @@ -124,14 +124,14 @@ function union(set1, set2) for item in pairs(set2._items) do items[item] = true; end - + return set; end function difference(set1, set2) local set = new(); local items = set._items; - + for item in pairs(set1._items) do items[item] = (not set2._items[item]) or nil; end @@ -142,13 +142,13 @@ end function intersection(set1, set2) local set = new(); local items = set._items; - + set1, set2 = set1._items, set2._items; - + for item in pairs(set1) do items[item] = (not not set2[item]) or nil; end - + return set; end |