You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: preset.rb
    path of file: ./repos/jekyll_picture_tag/lib/jekyll_picture_tag/parsers
    
    the code of the file until where you have to start completion: module PictureTag
  module Parsers
    # Handles the 
    
      def no_preset
        unless name == 'default'
          Utils.warning(
            <<~HEREDOC
              Preset "#{name}" not found in #{PictureTag.config['data_dir']}/picture.yml
              under 'presets' key, or in stock presets. Using default values."
            HEREDOC
          )
        end