/**
* Get the value associated with the given key, if the key does not
* exist, return null.
*
* @param string $key
*
* @return null|string
*/
public function get($key)
{
if (count($this->config) < 1) {
return null;
}
return $this->dot->get($this->config, $key);
}
/**
* @expectedException \InvalidArgumentException
*/
public function test_dot_throws_exception_on_invalid_collection_type()
{
$dot = new Dot();
$collection = 5;
$actual = $dot->get($collection, 'foo.bar');
}