byrokrat\checkdigit\AssertionsTrait

Complexity

Total Complexity

2

Size/Duplication

Total Lines	16
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Test Coverage

Coverage

80%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	assertNumber()	0	8	2

<?php

declare(strict_types = 1);

namespace byrokrat\checkdigit;

trait AssertionsTrait
{
    /**
     * Assert that $number contains only numerical characters
     *
     * @throws InvalidStructureException If $number is not numerical
     */
    protected function assertNumber(string $number): void
    {
        if (!ctype_digit($number)) {
            throw new InvalidStructureException(
                "Number can only contain numerical characters, found <$number>"
            );
        }
    }
}