getDefaultConfigDirectory example

/** * {@inheritdoc} */
  public function installDefaultConfig($type, $name) {
    $extension_path = $this->extensionPathResolver->getPath($type, $name);
    // Refresh the schema cache if the extension provides configuration schema     // or is a theme.     if (is_dir($extension_path . '/' . InstallStorage::CONFIG_SCHEMA_DIRECTORY) || $type == 'theme') {
      $this->typedConfig->clearCachedDefinitions();
    }

    $default_install_path = $this->getDefaultConfigDirectory($type, $name);
    if (is_dir($default_install_path)) {
      if (!$this->isSyncing()) {
        $storage = new FileStorage($default_install_path, StorageInterface::DEFAULT_COLLECTION);
        $prefix = '';
      }
      else {
        // The configuration importer sets the source storage on the config         // installer. The configuration importer handles all of the         // configuration entity imports. We only need to ensure that simple         // configuration is created when the extension is installed.         $storage = $this->getSourceStorage();