Current File : //var/www/projetos/suporte.iigd.com.br.old/vendor/phplang/scope-exit/src/ScopeExit.php
<?php
namespace PhpLang;
/**
* Emulate C++'s SCOPE_EXIT { expr; }; construct by means of a
* short-lived object which takes a callable as its ctor arg
* and invokes it on destruction (i.e. when it drops out of scope).
*
* Note that if you retain a copy of this object, such as in
* another object's property. It's scope will not fully exit
* until that object dies.
*
* This allows ScopeExit to apply to more than just lexical scopes.
*/
class ScopeExit {
/** @var Callable Method to invoke on object destruction */
private $onexit = null;
/**
* Initialize object from Callable
*
* When this object drops out of scope,
* either by leaving the scope, or by explicit unset()
* The $onexit property is invoked.
*
* @param Callable $onexit - Invocable callback with zero arg
*/
public function __construct(Callable $onexit) {
$this->onexit = $onexit;
}
/**
* Invoke the callback since the object is falling out of scope
*/
public function __destruct() {
$cb = $this->onexit;
$cb();
}
}
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