public static function ArrayConfig::mergeDefaults in Little helpers 7

Same name and namespace in other branches

1. 7.2 src/ArrayConfig.php \Drupal\little_helpers\ArrayConfig::mergeDefaults()

Helper functions that recursively merges $defaults into a $config array.

Parameters

array &$config: A config array to merge the defaults into.

array $defaults: The defaults array.

File

src/ArrayConfig.php, line 15

Class

ArrayConfig

Namespace

Drupal\little_helpers

Code

public static function mergeDefaults(array &$config, array $defaults) {
  $config += $defaults;
  foreach ($config as $key => $value) {
    if (is_array($value) && isset($defaults[$key]) && is_array($defaults[$key])) {

      // Only merge sub-arrays for empty or associative arrays.
      $is_assoc = empty($value) || array_keys($value) !== range(0, count($value) - 1);
      if ($is_assoc) {
        self::mergeDefaults($config[$key], $defaults[$key]);
      }
    }
  }
}