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<?php
/**
* This file is part of the Cubiche package.
*
* Copyright (c) Cubiche
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Cubiche\Core\Visitor\Tests\Fixtures;
use Cubiche\Core\Visitor\Visitor;
* Smart Expression to String Converter Class.
* @author Karel Osorio Ramírez <[email protected]>
class SmartExpressionToStringConverter extends ExpressionToStringConverter
{
* @param Operator $op
* @return string
public function visitOperator(Operator $op, $parentOperator = null)
$currentOperator = $op->operator();
$expression = $op->firstOperand()->accept($this, $currentOperator).
$currentOperator.$op->secondOperand()->accept($this, $currentOperator);
return $this->requireParentheses($currentOperator, $parentOperator) ? '('.$expression.')' : $expression;
}
* @param string $currentOperator
* @param string $parentOperator
* @return bool
protected function requireParentheses($currentOperator, $parentOperator)
return $currentOperator === '+' && $parentOperator === '*';
cubiche /
visitor
