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<?php
/**
* Deferrable Update for closure/callback
*/
class MWCallableUpdate implements DeferrableUpdate {
/**
* @var Closure|callable
*/
private $callback;
/**
* @param callable $callback
* @throws MWException
*/
public function __construct( $callback ) {
if ( !is_callable( $callback ) ) {
throw new MWException( 'Not a valid callback/closure!' );
}
$this->callback = $callback;
}
/**
* Run the update
*/
public function doUpdate() {
call_user_func( $this->callback );
}
}
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