Burgomaster::__construct PHP Method

    public function __construct($stageDir, $projectRoot = null)
    {
        $this->startSection('setting_up');
        $this->stageDir = $stageDir;
        $this->projectRoot = $projectRoot;
        if (!$this->stageDir || $this->stageDir == '/') {
            throw new \InvalidArgumentException('Invalid base directory');
        }
        if (is_dir($this->stageDir)) {
            $this->debug("Removing existing directory: {$this->stageDir}");
            echo $this->exec("rm -rf {$this->stageDir}");
        }
        $this->debug("Creating staging directory: {$this->stageDir}");
        if (!mkdir($this->stageDir, 0777, true)) {
            throw new \RuntimeException("Could not create {$this->stageDir}");
        }
        $this->stageDir = realpath($this->stageDir);
        $this->debug("Creating staging directory at: {$this->stageDir}");
        if (!is_dir($this->projectRoot)) {
            throw new \InvalidArgumentException("Project root not found: {$this->projectRoot}");
        }
        $this->endSection();
        $this->startSection('staging');
        chdir($this->projectRoot);
    }