path()

Complexity

Conditions	4
Paths	1

Size

Total Lines

20

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
function path()
{
  $path = function (array $paths, $obj) {
    return reduce(
      function ($acc, $item) {
        if ($acc === null) {
          return null;
        }
        if (is_array($acc)) {
          return array_key_exists($item, $acc) ? $acc[$item] : null;
        }
        throw new \InvalidArgumentException('path(array $paths, $obj) only support array object');
      },
      $obj,
      $paths
    );
  };
  $arguments = func_get_args();
  $curried = curryN($path, 2);
  return call_user_func_array($curried, $arguments);
}