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<?php // phpcs:ignore |
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/** |
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* AST node interface. |
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* |
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* @package PRAD |
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* @since 1.5.8 |
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*/ |
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namespace PRAD\Includes\Common\Formula\Ast; |
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|
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use PRAD\Includes\Common\Formula\Abstract_Expression_Engine; |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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/** |
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* Common interface for all AST nodes. |
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*/ |
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interface Expression_Node { |
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/** |
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* Evaluates the expression node with the given engine and context. |
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* |
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* @param Abstract_Expression_Engine $engine Engine instance. |
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* @param array $context Context passed to evaluate(). |
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* |
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* @return mixed |
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*/ |
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public function evaluate( Abstract_Expression_Engine $engine, array $context = array() ); |
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} |
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