Module:Anchor/sandbox

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< Module:Anchor
Revision as of 22:00, 13 February 2014 by blackwiki>Makyen (Move entity to within each inner span. This is to maintain compatibility with IE8. IE8 does not scroll the window to the correct position if the span with the ID does not have an entity.)
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Documentation for this module may be created at Module:Anchor/sandbox/doc

-- This module implements {{anchor}}.

local getArgs = require('Module:Arguments').getArgs
local tableTools = require('Module:TableTools')

local p = {}

function p.main(frame)
	-- Get the positional arguments from #invoke, remove any nil values,
	-- and pass them to p._main.
	local args = getArgs(frame)
	local argArray = tableTools.compressSparseArray(args)
	return p._main(unpack(argArray))
end

function p._main(...)
	-- Generate the list of anchors.
	local anchors = {...}
	local ret = {}
	ret[#ret + 1] = '<span style="position: relative; top: -48px;z-index:-1;">'
	for _, anchor in ipairs(anchors) do
		ret[#ret + 1] = '<span id="' .. anchor .. '">&#8203;</span>'
	end
	ret[#ret + 1] = '</span>'
	return table.concat(ret)
end

return p