ArekX\ArrayExpression\Operators\GetOperator

Complexity

Total Complexity

3

Size/Duplication

Total Lines	46
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	evaluate()	0	3	1
A	configure()	0	10	2

<?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 GetOperator

 * Operator for returning static values from value parser

 *

 * @package ArekX\ArrayExpression\Operators

 */

class GetOperator extends BaseOperator

{

    /**

     * Name of the key from which value will be returned.

     *

     * @var string

     */

    public $key;


    /**

     * Default value to be returned if that key was not found.

     *

     * @var mixed

     */

    public $default;


    /**

     * Passes data from operator configuration.

     *

     * Depending on the operator this data can contain other sub-expressions which need to be parsed using

     * ExpressionParser

     *

     * @param array $config Expressions to be processed

     * @see ExpressionParser

     */

    public function configure(array $config)

    {

        $this->setName($config[0] ?? 'unknown');


        if (count($config) < 1) {

            throw new \InvalidArgumentException("Minimum format must be satisfied: ['{$this->getName()}']");

        }


        $this->key = $config[1] ?? '';

        $this->default = $config['default'] ?? null;

    }


    /**

     * Evaluates one value.

     *

     * @param ValueParser $value Value to be evaluated

     * @return mixed Evaluation result

     */

    public function evaluate(ValueParser $value)

    {

        return $value->getValue($this->key, $this->default);

    }


}