Hal\Metrics\Mood\Instability\Instability::calculate()

Complexity

Conditions	4
Paths	6

Size

Total Lines	19
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

<?php
    public function calculate(ResultCollection $results) {

        $ca = $ce = $i = 0;

        foreach($results as $result) {
            $r = $result->getCoupling();
            if(is_object($r)) {
                $ce += $r->getEfferentCoupling();
                $ca += $r->getAfferentCoupling();
            }
        }

        $result = new Result;
        if($ca + $ce > 0) {
            $i = round($ce / ($ca + $ce), 2);
        }
        $result->setInstability($i);
        return $result;
    }