kalanis\kw_cache_psr\Traits\TCheckKey::checkKey()

Complexity

Conditions	9
Paths	9

Size

Total Lines	29
Code Lines	17

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	18
CRAP Score	9

Importance

Changes	1
Bugs	0	Features	0

<?php
    protected function checkKey(string $key): string
    {
        // problematic chars
        // {}()/\@:
        if (false !== strpos($key, '{')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains "{"', $key));
        }
        if (false !== strpos($key, '}')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains "}"', $key));
        }
        if (false !== strpos($key, '(')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains "("', $key));
        }
        if (false !== strpos($key, ')')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains ")"', $key));
        }
        if (false !== strpos($key, '/')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains "/"', $key));
        }
        if (false !== strpos($key, '\\')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains "\\"', $key));
        }
        if (false !== strpos($key, '@')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains "@"', $key));
        }
        if (false !== strpos($key, ':')) {
            throw new InvalidArgumentException(sprintf('The key *%s* contains ":"', $key));
        }
        return $key;
    }