Module:Trim quotes

This Lua module is used on many pages and changes may be widely noticed. Test changes in the module's /sandbox or /testcases subpages, or in your own module sandbox. Consider discussing changes on the talk page before implementing them.

This module is rated as beta, and is ready for widespread use. It is still new and should be used with some caution to ensure the 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