ArekX\ArrayExpression\Operators\XOrOperator

Complexity

Total Complexity

5

Size/Duplication

Total Lines	28
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	evaluate()	0	19	5

<?php

/**

 * @author Aleksandar Panic

 * @license http://www.apache.org/licenses/LICENSE-2.0

 * @since 1.0.0

 **/


namespace ArekX\ArrayExpression\Operators;



use ArekX\ArrayExpression\Interfaces\Operator;

use ArekX\ArrayExpression\Interfaces\ExpressionParser;

use ArekX\ArrayExpression\Interfaces\ValueParser;


/**

 * Class XOrOperator

 * Operator for handling XOR function

 *

 * @package ArekX\ArrayExpression\Operators

 */

class XOrOperator extends BaseGroupOperator

{

    /**

     * Evaluates one value.

     *

     * @param ValueParser $value Value to be evaluated

     * @return mixed Evaluation result

     * @throws \ArekX\ArrayExpression\Exceptions\NotAnExpressionException

     */

    public function evaluate(ValueParser $value)

    {

        $previousValue = null;

        for ($i = 1; array_key_exists($i, $this->config); $i++) {

            if (empty($this->operators[$i])) {

                $this->assertIsExpression($this->config[$i]);

                $this->operators[$i] = $this->parser->parse($this->config[$i]);

            }


            $result = $this->operators[$i]->evaluate($value);


            if ($previousValue !== null && $result !== $previousValue) {

                return true;

            }


            $previousValue = $result;

        }


        return !$previousValue;

    }

}