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@@ 133-140 (lines=8) @@
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* The object becomes immutable. Any attempt to change the object will silently fail. |
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* @param \arc\prototype\Prototype $prototype the object to freeze |
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*/ |
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public static function freeze(prototype\Prototype $prototype) :void |
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{ |
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if (!isset(self::$frozen)) { |
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self::$frozen = new \SplObjectStorage(); |
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} |
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self::seal($prototype); |
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self::$frozen[$prototype] = true; |
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} |
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/** |
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* This prevents reconfiguring an object or adding new properties. |
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@@ 146-153 (lines=8) @@
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| 143 |
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* This prevents reconfiguring an object or adding new properties. |
| 144 |
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* @param \arc\prototype\Prototype $prototype the object to freeze |
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*/ |
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public static function seal(prototype\Prototype $prototype) :void |
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{ |
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if (!isset(self::$sealed)) { |
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self::$sealed = new \SplObjectStorage(); |
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} |
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self::preventExtensions($prototype); |
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self::$sealed[$prototype] = true; |
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} |
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/** |
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* Returns a list of keys of all the properties in the given prototype |
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@@ 322-328 (lines=7) @@
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* Makes an object no longer extensible. |
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* @param \arc\prototype\Prototype $prototype |
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*/ |
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public static function preventExtensions(prototype\Prototype $prototype) :void |
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{ |
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if ( !isset(self::$notExtensible) ) { |
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self::$notExtensible = new \SplObjectStorage(); |
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} |
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self::$notExtensible[$prototype] = true; |
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} |
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/** |
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* Removes an observer callback for the given prototype. |