def custom_shape(custom_shape_name, namespace)
          namespace ||= current_dir_name
          root_dir = File.exists?('app') ? 'app' : 'lib'
          parent_dir = "#{root_dir}/#{file_name(namespace)}/view"
          return puts("The file '#{parent_dir}/#{file_name(custom_shape_name)}.rb' already exists. Please either remove or pick a different name.") if File.exist?("#{parent_dir}/#{file_name(custom_shape_name)}.rb")