hanneskod\yaysondb\Expression\Not

Complexity

Total Complexity

2

Size/Duplication

Total Lines	25
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	evaluate()	0	4	1

<?php

declare(strict_types = 1);

namespace hanneskod\yaysondb\Expression;

/**
 * Negate expression
 */
class Not implements ExpressionInterface
{
    /**
     * @var ExpressionInterface Expression to negate
     */
    private $expr;

    /**
     * Load expression
     *
     * @param ExpressionInterface $expr
     */
    public function __construct(ExpressionInterface $expr)
    {
        $this->expr = $expr;
    }

    /**
     * Negate contained expression
     */
    public function evaluate($operand): bool
    {
        return !$this->expr->evaluate($operand);
    }
}