layout_paragraphs-1.0.x-dev/tests/modules/layout_paragraphs_altered_template_test/layout_paragraphs_altered_template_test.module

<?php

/**
 * @file
 * Layout Paragraphs altered templates test module.
 */

/**
 * Implements hook_theme_registry().
 *
 * Replaces the paragraphs template directory with test templates.
 */
function layout_paragraphs_altered_template_test_theme_registry_alter(&$theme_registry) {
  $theme_registry['paragraph']['path'] = \Drupal::service('extension.list.module')->getPath('layout_paragraphs_altered_template_test') . '/templates';
}