/**
* This method subscribes a listener.
*
* @access public
* @static
* @param IHashMap\Type $xs the left operand
* @param ITuple\Type $entry a tuple containing the key and listener
* @return IHashMap\Type the map
*/
public static function subscribe(IHashMap\Type $xs, ITuple\Type $entry) : IHashMap\Type
{
$k = $entry->first();
$ys = $xs->__hasKey($k) ? $xs->item($k) : ILinkedList\Type::empty_();
$ys = ILinkedList\Module::append($ys, $entry->second());
$zs = IHashMap\Module::putEntry($xs, ITuple\Type::box2($k, $ys));
return $zs;
}
/**
* This method tests the "or" method.
*
* @dataProvider data_or
*/
public function test_or(array $provided, array $expected)
{
$p0 = ILinkedList\Type::make($provided[0], '\\Saber\\Data\\IBool\\Type');
$r0 = ILinkedList\Module::or_($p0);
$e0 = $expected[0];
$this->assertInstanceOf('\\Saber\\Data\\IBool\\Type', $r0);
$this->assertSame($e0, $r0->unbox());
}
/**
* This method returns the option as a linked list.
*
* @access public
* @static
* @param IOption\Type $xs the operand
* @return ILinkedList\Type the option as a linked list
*/
public static function toLinkedList(IOption\Type $xs) : ILinkedList\Type
{
return $xs->__isDefined() ? ILinkedList\Type::cons($xs->item()) : ILinkedList\Type::nil();
}
/**
* This method returns whether the iterator is still valid.
*
* @access public
* @final
* @return bool whether there are more objects
*/
public final function valid() : bool
{
return !$this->ys->__isEmpty();
}
/**
* This method returns the collection as a linked list.
*
* @access public
* @static
* @param IString\Type $xs the operand
* @return ILinkedList\Type the collection as a linked list
*/
public static function toLinkedList(IString\Type $xs) : ILinkedList\Type
{
$length = $xs->length();
$zs = ILinkedList\Type::nil();
for ($i = IInt32\Module::decrement($length); IInt32\Module::ge($i, IInt32\Type::zero())->unbox(); $i = IInt32\Module::decrement($i)) {
$zs = ILinkedList\Type::cons($xs->item($i), $zs);
}
return $zs;
}
/**
* This method creates a list of "n" length with every item set to the given object.
*
* @access public
* @static
* @param Core\Type $x the object to be replicated
* @param IInt32\Type $n the number of times to replicate
* @return ILinkedList\Type the collection
*/
public static function replicate(Core\Type $x, IInt32\Type $n) : ILinkedList\Type
{
if ($n->unbox() <= 0) {
return ILinkedList\Type::nil();
}
return ILinkedList\Type::cons($x, ILinkedList\Type::replicate($x, IInt32\Module::decrement($n)));
}
/**
* This method tests the "toString" method.
*
* @dataProvider data_toString
*/
public function test_toString(array $provided, array $expected)
{
$this->markTestIncomplete();
$p0 = ILinkedList\Type::make($provided[0])->toString();
$e0 = $expected[0];
$this->assertInstanceOf('\\Saber\\Data\\IString\\Type', $p0);
$this->assertSame($e0, $p0->unbox());
}
/**
* This method returns the hash map as a linked list.
*
* @access public
* @static
* @param IHashMap\Type $xs the hash map
* @return ILinkedList\Type the hash map as a linked list
*/
public static function toLinkedList(IHashMap\Type $xs) : ILinkedList\Type
{
$zs = ILinkedList\Type::nil();
$xi = IHashMap\Module::iterator($xs);
foreach ($xi as $x) {
$zs = ILinkedList\Type::cons($x, $zs);
}
return $zs;
}
/**
* This method tests the "toLinkedList" method.
*
* @dataProvider data_toLinkedList
*/
public function test_toLinkedList(array $provided, array $expected)
{
$p0 = ILinkedList\Module::toLinkedList(ILinkedList\Type::make($provided[0], '\\Saber\\Data\\IInt32\\Type'));
$e0 = $expected[0];
$this->assertInstanceOf('\\Saber\\Data\\ILinkedList\\Type', $p0);
$this->assertSame($e0, $p0->unbox(1));
}
/**
* This method returns the either as a linked list.
*
* @access public
* @final
* @return ILinkedList\Type the either as a linked list
*/
public final function toLinkedList() : ILinkedList\Type
{
return $this->either->__isLeft() ? ILinkedList\Type::cons($this->either->item()) : ILinkedList\Type::nil();
}
/**
* This method returns the collection as a linked list.
*
* @access public
* @static
* @param IArrayList\Type $xs the operand
* @return ILinkedList\Type the collection as a linked list
*/
public static function toLinkedList(IArrayList\Type $xs) : ILinkedList\Type
{
return IArrayList\Module::foldLeft($xs, function (ILinkedList\Type $c, Core\Type $x) {
return ILinkedList\Module::append($c, $x);
}, ILinkedList\Type::empty_());
}
/**
* This method compares the operands for order.
*
* @access public
* @static
* @param ILinkedList\Type $xs the left operand
* @param ILinkedList\Type $ys the right operand
* @return ITrit\Type the order as to whether the left
* operand is less than, equals to,
* or greater than the right operand
*/
public static function compare(ILinkedList\Type $xs, ILinkedList\Type $ys) : ITrit\Type
{
for ($as = $xs, $bs = $ys; !$as->__isEmpty() && !$bs->__isEmpty(); $as = $as->tail(), $bs = $bs->tail()) {
$r = $as->head()->compare($bs->head());
if ($r->unbox() != 0) {
return $r;
}
}
return ITrit\Type::box($xs->__length() <=> $ys->__length());
}