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Module:FunList/Iterators: Difference between revisions
From Melvor Idle
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(Created page with "enumerable = {} local enumerable = {} local enumerable_mt = { __index = enumerable, __pairs = function(t) return t:overridePairs()end } function enumerable.new(tbl) local self = setmetatable({}, enumerable_mt) self.data = tbl self.current = nil self.index = nil return self end function enumerable:moveNext() -- Grab the next index for the internal table. local ix = self.index ix = next(self.data, ix) self.index = ix -- If the index exist, we have succ...") |
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| Line 17: | Line 17: | ||
function enumerable:moveNext() | function enumerable:moveNext() | ||
-- Grab the next index for the internal table. | -- Grab the next index for the internal table. | ||
local | local key = self.index | ||
key = next(self.data, key) | |||
self.index = | self.index = key | ||
-- If the index exist, we have succesfuly moved to the next. | -- If the index exist, we have succesfuly moved to the next. | ||
if key then | if key then | ||
self.current = self.data[ | self.current = self.data[key] | ||
return true | return true | ||
end | end | ||
