Symfony\Component\Workflow\Dumper\GraphvizDumper::startDot PHP Method

    protected function startDot(array $options)
    {
        return sprintf("digraph workflow {\n  %s\n  node [%s];\n  edge [%s];\n\n", $this->addOptions($options['graph']), $this->addOptions($options['node']), $this->addOptions($options['edge']));
    }