# File lib/action_view/helpers/text_helper.rb, line 335 def auto_link(text, link = :all, href_options = {}, &block) return '' if text.blank? case link when :all then auto_link_email_addresses(auto_link_urls(text, href_options, &block), &block) when :email_addresses then auto_link_email_addresses(text, &block) when :urls then auto_link_urls(text, href_options, &block) end end