Samsara\Fermat\Provider\RoundingModeAdapters\Modes\StochasticAdapter::determineCarry()

Complexity

Conditions	3
Paths	4

Size

Total Lines	21
Code Lines	15

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	10
CRAP Score	3.4746

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function determineCarry(int $digit, int $nextDigit): int
    {
        $remainder = $this->remainder;

        if (is_null($remainder)) {
            $target = $digit;
            $rangeMin = 0;
            $rangeMax = 9;
        } else {
            $remainder = substr($remainder, 0, 3);
            $target = (int)($digit.$remainder);
            $rangeMin = 0;
            $rangeMax = (int)str_repeat('9', strlen($remainder) + 1);
        }

        $random = RandomProvider::randomInt($rangeMin, $rangeMax, RandomMode::Speed)->asInt();

        if ($random < $target) {
            return 1;
        } else {
            return 0;
        }
}