Stadly\PasswordPolice\WordFormatter\MixedCase::formatWord()

Complexity

Conditions	6
Paths	13

Size

Total Lines	20
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	13
CRAP Score	6

Importance

Changes

0

<?php
    private function formatWord(string $word): Traversable
    {
        if ($word === '') {
            yield '';
            return;
        }

        $char = mb_substr($word, 0, 1);

        $chars = [$char];
        if ($char !== mb_strtolower($char)) {
            $chars[] = mb_strtolower($char);
        }
        if ($char !== mb_strtoupper($char)) {
            $chars[] = mb_strtoupper($char);
        }

        foreach ($this->formatWord(mb_substr($word, 1)) as $suffix) {
            foreach ($chars as $formattedChar) {
                yield $formattedChar.$suffix;
            }