Module:Trim quotes/sandbox

Implements {{Trim quotes}}.

Usage

{{#invoke:Trim quotes|trim|string to trim}}

or

{{#invoke:Trim quotes|trim|s=string to trim}}

---

local p = {}

function p._trim(s)
	if s then
		if mw.ustring.find(s,'^".*"$') or mw.ustring.find(s,"^'.*'$") 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