Module:If preview/configuration

-- We perform the actual check for whether this is a preview here since preprocessing is relatively expensive. local frame = mw.getCurrentFrame

local function is_preview local revision_id = frame:preprocess('') -- 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 return revision_id == nil or revision_id == '' end

local function templatestyles return frame:extensionTag{ name = 'templatestyles', args = { src = 'Module:Is preview/styles' } } end

return { preview = is_preview, templatestyles = templatestyles, warning_infrastructure = '%s Preview warning: %s ', warning_no_text = 'The template has no warning text. Please add a warning.' }