Module:User:PiRSquared17/sandbox

Lua

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This is the module sandbox page for Module:User:PiRSquared17 (diff).

Code

local grid = [[
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]]

local p = {}

local function formatRow( frame, row, num )
	local result = '\n|-'
	local i = 0
	local j = num * string.len(row)
	local images = mw.loadData( 'Module:User:PiRSquared17/images' )


	row:gsub("[rgbw]", function(c)
		-- % #images[c] does not work for some reason
		local im = images[c][j]
		if im == nil then
			j = 1
			im = images[c][j]
		else
			j = j + 1
		end
		result = result .. '\n|[[File:' .. im .. '|20px]]'
		i = i + 1
	end)

	return result
end

function p.main( frame )
	local result = ''
	local i = 0
	for line in grid:gmatch("[rgbw]+") do
		result = result .. formatRow( frame, line, i )
		i = i + 1
	end
	return result
end

return p