/**
* This method publishes the message to any subscribed listerners.
*
* @access public
* @static
* @param IHashMap\Type $xs the left operand
* @param ITuple\Type $message a tuple containing the event key and
* value to be published
* @return IHashMap\Type the map
*/
public static function publish(IHashMap\Type $xs, ITuple\Type $message) : IHashMap\Type
{
$k = $message->first();
if ($xs->hasKey($k)) {
ILinkedList\Module::each($xs->item($k), function (callable $y) use($message) {
$y($message->second());
});
}
return $xs;
}
/**
* This method tests the "each" method.
*
* @dataProvider data_each
*/
public function test_each(array $provided, array $expected)
{
$p0 = ILinkedList\Type::make($provided[0], '\\Saber\\Data\\IInt32\\Type');
$e0 = $expected[0];
$e1 = 0;
$this->assertInstanceOf('\\Saber\\Data\\ILinkedList\\Type', $p0);
$this->assertCount(count($e0), $p0->unbox());
$p1 = ILinkedList\Module::each($p0, function ($x, $i) use($e0, &$e1) {
$this->assertInstanceOf('\\Saber\\Data\\IInt32\\Type', $i);
$this->assertSame($e1, $i->unbox());
$this->assertInstanceOf('\\Saber\\Core\\Type', $x);
$this->assertSame($e0[$e1], $x->unbox());
$e1++;
});
$this->assertCount($e1, $e0);
$this->assertInstanceOf('\\Saber\\Data\\ILinkedList\\Type', $p1);
$this->assertSame($e0, $p1->unbox(1));
}