function Directory::numberOfFunctions

Overrides AbstractNode::numberOfFunctions

File

vendor/phpunit/php-code-coverage/src/Node/Directory.php, line 345

Class

Directory

@internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage

Namespace

SebastianBergmann\CodeCoverage\Node

Code

public function numberOfFunctions() : int {
    if ($this->numFunctions === -1) {
        $this->numFunctions = 0;
        foreach ($this->children as $child) {
            $this->numFunctions += $child->numberOfFunctions();
        }
    }
    return $this->numFunctions;
}