Bdelespierre\PhpPhash\Command\ValidatesSamplingSize

Complexity

Total Complexity

4

Size/Duplication

Total Lines	13
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	validateSamplingSize()	0	10	4

<?php

namespace Bdelespierre\PhpPhash\Command;

trait ValidatesSamplingSize
{
    public function validateSamplingSize(int $size)
    {
        if ($size < 8) {
            throw new \InvalidArgumentException('Sampling size must be greater or equal to 8');
        }

        if ($size ** 2 > PHP_INT_SIZE * 8 && !function_exists('gmp_init')) {
            throw new \InvalidArgumentException('Sampling size too large: reduce it or install PHP-GMP extension');
        }
    }
}