/**
* f\contains_in($coll, $in)
*
* Returns whether a nested structure exists or not.
*
* f\contains_in(array('a' => array('a1' => 1)), array('a'));
* => true
*
* f\contains_in(array('a' => array('a1' => 1)), array('a', 'a1));
* => true
*
* f\contains_in(array('a' => array('a1' => 1)), array('a', 'a2));
* => false
*
* f\contains_in(array('a' => array('a1' => 1)), array('b'));
* => false
*
* f\contains_in(array('a' => array('a1' => 1)), array('b', 'b1'));
* => false
*
* // returns false with an empty in
* f\contains_in(array('a' => 1), array());
* => false
*
* // supports infinite nesting
* f\contains_in(array('a', 'a1', 'a1I', 'a1IA'), array('a', 'a1', 'a1I', 'a1IA'));
* => true
*/
function contains_in($coll, $in)
{
$arrayIn = f\_coll_in($coll, $in);
if ($arrayIn === false) {
return false;
}
return f\contains($arrayIn, f\last($in));
}
/**
* f\get_in_or($coll, $in, $default)
*
* Returns a element of a collection in a nested structure in.
* The default is returned if the in does not exist.
*
* f\get_in_or(array('a' => array('a1' => 'foo'), array('a', 'a1'));
* => 'foo'
*
* f\get_in_or(array('a' => array('a1' => 'foo'), array('a', 'a2'), 'bar');
* => 'bar'
*/
function get_in_or($coll, $in, $default)
{
$arrayIn = f\_coll_in($coll, $in);
if ($arrayIn === false) {
return $default;
}
return f\get_or($arrayIn, f\last($in), $default);
}
/**
* @dataProvider provideLast
*/
public function testLast($expected, $coll)
{
$this->assertSame($expected, f\last($coll));
}
/**
* @Given /^there is a user "([^"]*)" with password "([^"]*)"$/
*/
public function thereIsAUserWithPassword($username, $password)
{
$this->users[] = ['id' => count($this->users) ? f\last(f\keys($this->users)) : 1, 'username' => $username, 'password' => $password];
}
/**
* f\drop_last($coll)
*
* Returns an array based on coll with the last element removed.
*
* f\drop_last(array('a' => 1, 'b' => 2));
* => array('a' => 1)
*/
function drop_last($coll)
{
$result = f\to_array($coll);
unset($result[f\last(f\keys($result))]);
return $result;
}
