drowl_paragraphs_bs-1.x-dev/modules/drowl_paragraphs_bs_type_markup/drowl_paragraphs_bs_type_markup.module

<?php

/**
 * @file
 * Module file.
 */

/**
 * Implements hook_preprocess_paragraph__TYPE().
 */
function drowl_paragraphs_bs_type_markup_preprocess_paragraph__markup(&$variables) {
  // To ensure the markup is rendered even with empty region check,
  // we add the empty-check-workaround. Typically markup like Javascript
  // might not have visual output, but should be rendered anyway!
  if (!empty($variables['content']['field_markup'][0])) {
    // Create #suffix array key, if it doesn't exist:
    if (!isset($variables['content']['field_markup'][0]['#suffix'])) {
      $variables['content']['field_markup'][0]['#suffix'] = '';
    }
    // Append the empty-check-workaround:
    $variables['content']['field_markup'][0]['#suffix'] .= '<span class="empty-check-workaround element-hidden">&nbsp;</span>';
  }
}