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Module:Trim quotes

Permanently protected module
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This is an archived version of this page, as edited by MusikAnimal (talk | contribs) at 01:13, 7 November 2019 (Protected "Module:Trim quotes": High-risk Lua module ([Edit=Allow only autoconfirmed users] (indefinite) [Move=Allow only autoconfirmed users] (indefinite))). It may differ significantly from the current version.
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Module documentation
local p = {}

function p._trim(s)
	if s then
		if s:match([[^(['"]).*%1$]]) then return p._trim(string.sub(s,2,-2)) else return s end
	else
		return ""
	end
end

function p.trim(frame)
	local s = (frame.args['s'] or frame.args[1]) or (frame:getParent().args['s'] or frame:getParent().args[1])
	return p._trim(s)
end

return p