class SvelteOnRails::Lib::ViewHelperSupport

def file_not_found_message
  ff = conf.frontend_folder
  cf = conf.components_folder
  "svelte-on-rails gem, view helper #svelte_component\n\nFile not found:\n" +
    "#{conf.components_folder_full + "#{filename}.svelte"}\n\n" +
    "Your configurations are:\n\nfrontend_folder: «#{ff}»\ncomponents_folder: «#{cf}»\n.. and the filename attribute for the view helper: «#{filename}»\n"
end