function drush_cache_clear_pre_validate

8.0.x drush_cache_clear_pre_validate($type = NULL)
7.x drush_cache_clear_pre_validate($type = NULL)
master drush_cache_clear_pre_validate($type = NULL)


commands/core/, line 100


function drush_cache_clear_pre_validate($type = NULL) {
  $types = drush_cache_clear_types(drush_has_boostrapped(DRUSH_BOOTSTRAP_DRUPAL_FULL));
  // Check if the provided type ($type) is a valid cache type.
  if ($type && !array_key_exists($type, $types)) {
    if ($type === 'all' && drush_drupal_major_version() >= 8) {
      return drush_set_error(dt('`cache-clear all` is deprecated for Drupal 8 and later. Please use the `cache-rebuild` command instead.'));
    // If we haven't done a full bootstrap, provide a more
    // specific message with instructions to the user on
    // bootstrapping a Drupal site for more options.
    if (!drush_has_boostrapped(DRUSH_BOOTSTRAP_DRUPAL_FULL)) {
      $all_types = drush_cache_clear_types(TRUE);
      if (array_key_exists($type, $all_types)) {
        return drush_set_error(dt("'!type' cache requires a working Drupal site to operate on. Use the --root and --uri options, or a site @alias, or cd to a directory containing a Drupal settings.php file.", array('!type' => $type)));
      else {
        return drush_set_error(dt("'!type' cache is not a valid cache type. There may be more cache types available if you select a working Drupal site.", array('!type' => $type)));
    return drush_set_error(dt("'!type' cache is not a valid cache type.", array('!type' => $type)));