Returns the map of env vars used in the resolved parameter values to their placeholders.
| public getEnvPlaceholders ( ) : string[][] | ||
| return | string[][] | A map of env var names to their placeholders |
/**
* Merges the env placeholders of another EnvPlaceholderParameterBag.
*/
public function mergeEnvPlaceholders(self $bag)
{
if ($newPlaceholders = $bag->getEnvPlaceholders()) {
$this->envPlaceholders += $newPlaceholders;
foreach ($newPlaceholders as $env => $placeholders) {
$this->envPlaceholders[$env] += $placeholders;
}
}
}
public function testMergeWithDifferentIdentifiersForPlaceholders()
{
$envName = 'DB_USER';
$paramName = sprintf('env(%s)', $envName);
$firstBag = new EnvPlaceholderParameterBag();
$secondBag = new EnvPlaceholderParameterBag();
// initialize placeholders
$firstPlaceholder = $firstBag->get($paramName);
$secondPlaceholder = $secondBag->get($paramName);
$firstBag->mergeEnvPlaceholders($secondBag);
$merged = $firstBag->getEnvPlaceholders();
$this->assertNotEquals($firstPlaceholder, $secondPlaceholder);
$this->assertCount(2, $merged[$envName]);
}
/**
* Merges the env placeholders of another EnvPlaceholderParameterBag.
*/
public function mergeEnvPlaceholders(self $bag)
{
$this->envPlaceholders = array_merge_recursive($this->envPlaceholders, $bag->getEnvPlaceholders());
}
