module ApplicationHelper
  def html_title
    base_title = "Zeropaste"
    if content_for? :title
      "#{content_for(:title)} | #{h base_title}".html_safe
    else
      base_title
    end
  end

  def error_class(object, attribute)
    "is-invalid" if object.errors.include? attribute
  end

  def with_host(url)
    return url if url[0] != "/"

    "#{request.protocol}#{request.host_with_port}#{url}"
  end
end