module ActionView::Helpers::TranslationHelper

def scope_key_by_partial(key)
  if key&.start_with?(".")
    if @virtual_path
      @_scope_key_by_partial_cache ||= {}
      @_scope_key_by_partial_cache[@virtual_path] ||= @virtual_path.gsub(%r{/_?}, ".")
      "#{@_scope_key_by_partial_cache[@virtual_path]}#{key}"
    else
      raise "Cannot use t(#{key.inspect}) shortcut because path is not available"
    end
  else
    key
  end
end