private function generateFunctions()
{
$namesAlreadyGenerated = array();
foreach ($this->routeRules as $routeRule) {
$name = $routeRule->getName();
if (!in_array($name, $namesAlreadyGenerated)) {
$this->generatedFunctions .= $this->createFunction($routeRule);
}
$namesAlreadyGenerated[] = $name;
}
}