/**
* Calculates the crap index for the given callable.
*
* @param \PDepend\Source\AST\AbstractASTCallable $callable
* @return float
*/
private function calculateCrapIndex(AbstractASTCallable $callable)
{
$report = $this->createOrReturnCoverageReport();
$complexity = $this->ccnAnalyzer->getCcn2($callable);
$coverage = $report->getCoverage($callable);
if ($coverage == 0) {
return pow($complexity, 2) + $complexity;
} elseif ($coverage > 99.5) {
return $complexity;
}
return pow($complexity, 2) * pow(1 - $coverage / 100, 3) + $complexity;
}
/**
* Calculates the Weight Method Per Class metric.
*
* @param \PDepend\Source\AST\AbstractASTType $type
* @return integer[]
* @since 1.0.6
*/
private function calculateWmci(AbstractASTType $type)
{
$ccn = array();
foreach ($type->getMethods() as $method) {
$ccn[$method->getName()] = $this->cyclomaticAnalyzer->getCcn2($method);
}
return $ccn;
}
