cssedit, gkautomate
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function numberKey(name, context, n, default)
function numberKey(name, context, n, default)
return context and tonumber(context[name .. (n and tostring(n) or '')]) or default
return context and tonumber(context[name .. (n and tostring(n) or '')]) or default
end
local function prefixEach(n)
return function(i)
return (i - 1) % n == 0 and string.format('!%d-%d', i, i + n)
end
end
-- * Ship iterators.
function Iterator.shipsByNo(context, n)
local collection = require('Module:Collection/ShipsByNo' .. (n == 2 and 2 or 1))
local i = 0
local current
local prefixFlag = true
return {
next = function()
i = i + 1
local e = collection[i]
if e then
local prefixValue = prefixEach(10)(i)
if prefixFlag and prefixValue then
i = i - 1
current = prefixValue
prefixFlag = false
else
current = e._name
prefixFlag = true
end
return true
end
return false
end,
current = function()
return current
end,
}
end
end