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<?php |
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|
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namespace WPConsole\Traits; |
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|
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/** |
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* Singleton Trait |
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* |
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* @since 1.0.0 |
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*/ |
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trait Singleton { |
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|
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/** |
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* Singleton class instance holder |
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* |
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* @since 1.0.0 |
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* |
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* @var object |
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*/ |
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private static $instance; |
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|
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/** |
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* Make a class instance |
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* |
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* @since 1.0.0 |
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* |
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* @return object |
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*/ |
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public static function instance() { |
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if ( ! isset( self::$instance ) && ! ( self::$instance instanceof self ) ) { |
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self::$instance = new self(); |
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|
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if ( method_exists( self::$instance, 'boot' ) ) { |
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self::$instance->boot(); |
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} |
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} |
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|
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return self::$instance; |
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} |
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} |
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|
