Module:If preview/configuration

Documentation for this module may be created at Module:If preview/configuration/doc

local function is_preview()
	local revision_id = mw.getCurrentFrame():preprocess('{{REVISIONID}}')
	-- {{REVISIONID}} is usually the empty string when previewed.
	-- I don't know why we're checking for nil but hey, maybe someday things
	-- would have broken
	local is_preview = revision_id == nil or revision_id == ''
end

return {
	preview = is_preview()
}