public function testLocResultCanBeConvertedToArray()
{
$result = new \Hal\Metrics\Complexity\Text\Length\Result();
$array = $result->asArray();
$this->assertArrayHasKey('loc', $array);
$this->assertArrayHasKey('logicalLoc', $array);
}
/**
* Calculates Maintainability Index
*
* @param \Hal\Metrics\Complexity\Text\Halstead\Result $rHalstead
* @param \Hal\Metrics\Complexity\Text\Length\Result $rLoc
* @param \Hal\Metrics\Complexity\Component\McCabe\Result $rMcCabe
* @return Result
*/
public function calculate(\Hal\Metrics\Complexity\Text\Halstead\Result $rHalstead, \Hal\Metrics\Complexity\Text\Length\Result $rLoc, \Hal\Metrics\Complexity\Component\McCabe\Result $rMcCabe)
{
$result = new Result();
$result->setMaintainabilityIndexWithoutComment(max((171 - 5.2 * \log($rHalstead->getVolume()) - 0.23 * $rMcCabe->getCyclomaticComplexityNumber() - 16.2 * \log($rLoc->getLogicalLoc())) * 100 / 171, 0));
// comment weight
if ($rLoc->getLoc() > 0) {
$CM = $rLoc->getCommentLoc() / $rLoc->getLoc();
$result->setCommentWeight(50 * sin(sqrt(2.4 * $CM)));
}
return $result;
}
/**
* Calculates Lines of code
*
* @param string $filename
* @param TokenCollection $tokens
* @return Result
*/
public function calculate($filename, $tokens)
{
$info = new Result();
$cloc = $lloc = 0;
foreach ($tokens as $token) {
switch ($token->getType()) {
case T_STRING:
if (';' == $token->getValue()) {
$lloc++;
}
break;
case T_COMMENT:
$cloc++;
break;
case T_DOC_COMMENT:
$cloc += count(preg_split('/\\r\\n|\\r|\\n/', $token->getValue()));
break;
}
}
$content = file_get_contents($filename);
$info->setLoc(count(preg_split('/\\r\\n|\\r|\\n/', $content)) - 1)->setCommentLoc($cloc)->setLogicalLoc($lloc);
return $info;
}
