coder_format.php doesn't put first array element on its own line in multiline array

Given code like this

$a = array(1,
2,
3,               
);

coder_format.php outputs code like this

$a = array(1,
  2,
  3,
);

whereas the coding standard expects code like this

$a = array(
  1,
  2,
  3,
);