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-- util
local p = {}

function p.nowrap(text)
	return '<span style="white-space:nowrap;">' .. text .. '</span>'

function p.escape(link)
	link = link or ''
	-- because of gsub not letting you have - unescaped
	link = string.gsub(link,'%-','%%%-')
	link = string.gsub(link,'%(','%%%(')
	link = string.gsub(link,'%)','%%%)')
	link = string.gsub(link,'%+','%%%+')
	return link

function p.serializeNumber(N)
	local chr = tostring(N):sub(-1)
	local lookup = { ['1'] = 'st', ['2'] = 'nd', ['3'] = 'rd' }
	return N .. (lookup[chr] or 'th')

-- given a table of images, links, and sizes, return a table of formatted images
function p.linkedImages(images, links, sizes)
	local tbl = {}
	for k, v in ipairs(images) do
		tbl[k] = string.format('[[File:%s|link=%s|%s]]',
			links and links[k] or '',
			sizes and sizes[k] or ''
	return tbl

return p