mustache_templates-8.x-1.0-beta4/modules/mustache_views/mustache_views.module

<?php

/**
 * @file
 * The mustache_views module file.
 */

use Drupal\Core\Database\Query\AlterableInterface;

/**
 * Implements hook_query_TAG_alter().
 *
 * This is the hook_query_alter() for queries tagged by Views and is used to
 * evaluate any input that contains Mustache template syntax.
 */
function mustache_views_query_views_alter(AlterableInterface $query) {
  \Drupal::service('mustache.views')->alterQuery($query);
}