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authorMario <mario@mariovavti.com>2020-11-27 08:04:00 +0000
committerMario <mario@mariovavti.com>2020-11-27 08:04:00 +0000
commitf4bb7bcbff3770387c2fecfa91ce4a60b916a474 (patch)
treeea007e664d435f1f3d63c87bfe1600484d2bd46c /vendor/ramsey/collection/src/Set.php
parent07e5b8295ea9d342f66d8119d88bd58124b548e6 (diff)
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+<?php
+
+/**
+ * This file is part of the ramsey/collection library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ */
+
+declare(strict_types=1);
+
+namespace Ramsey\Collection;
+
+/**
+ * A set is a collection that contains no duplicate elements.
+ *
+ * Great care must be exercised if mutable objects are used as set elements.
+ * The behavior of a set is not specified if the value of an object is changed
+ * in a manner that affects equals comparisons while the object is an element in
+ * the set.
+ *
+ * Example usage:
+ *
+ * ``` php
+ * $foo = new \My\Foo();
+ * $set = new Set(\My\Foo::class);
+ *
+ * $set->add($foo); // returns TRUE, the element don't exists
+ * $set->add($foo); // returns FALSE, the element already exists
+ *
+ * $bar = new \My\Foo();
+ * $set->add($bar); // returns TRUE, $bar !== $foo
+ * ```
+ */
+class Set extends AbstractSet
+{
+ /**
+ * The type of elements stored in this set
+ *
+ * A set's type is immutable. For this reason, this property is private.
+ *
+ * @var string
+ */
+ private $setType;
+
+ /**
+ * Constructs a set object of the specified type, optionally with the
+ * specified data.
+ *
+ * @param string $setType The type (FQCN) associated with this set.
+ * @param mixed[] $data The initial items to store in the set.
+ */
+ public function __construct(string $setType, array $data = [])
+ {
+ $this->setType = $setType;
+ parent::__construct($data);
+ }
+
+ /**
+ * Returns the type associated with this set.
+ */
+ public function getType(): string
+ {
+ return $this->setType;
+ }
+}