/**
* {@inheritdoc}
*/
public function setIsGenerator()
{
return $this->source->setIsGenerator();
}
/**
* Generate
*
* @param SourceInterface $source Source
* @param SourceSet $sourceSet Source set
* @throws \InvalidArgumentException
*
* @return string
*/
public function generate(SourceInterface $source, SourceSet $sourceSet)
{
$data = $source->data();
$generators = array();
$isGenerator = $source->isGenerator();
if ($generatorNames = $data->get('generator')) {
if (!$isGenerator) {
$source->setIsGenerator();
}
$generatorNames = (array) $generatorNames;
foreach ($generatorNames as $generatorName) {
if (!isset($this->generators[$generatorName])) {
throw new \InvalidArgumentException("Requested generator '{$generatorName}' could not be found; was it registered?");
}
$generators[] = $this->generators[$generatorName];
}
} else {
if ($isGenerator) {
$source->setIsNotGenerator();
}
return;
}
$targetSources = array($source);
foreach ($generators as $generator) {
$newTargetSources = array();
foreach ($targetSources as $targetSource) {
foreach ((array) $generator->generate($targetSource) as $generatedSource) {
$generatedSource->setIsGenerated();
$newTargetSources[] = $generatedSource;
}
}
$targetSources = $newTargetSources;
}
foreach ($targetSources as $generatedSource) {
$sourceSet->mergeSource($generatedSource);
}
}