Module:Trim quotes

This Lua module is used on approximately 159,000 pages.
To avoid major disruption and server load, any changes should be tested in the module's /sandbox or /testcases subpages, or in your own module sandbox. The tested changes can be added to this page in a single edit. Consider discussing changes on the talk page before implementing them.

This module is rated as beta. It is considered ready for widespread use, but as it is still relatively new, it should be applied with some caution to ensure results are as expected.

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 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