/**
* Assert that the callback returns true for each variable.
*
* @param callable $callback
* @param string $message
* @return Validator
*/
private function assertCallback(callable $callback, $message = 'failed callback assertion')
{
$variablesFailingAssertion = [];
foreach ($this->variables as $variableName) {
$variableValue = $this->loader->getVariable($variableName);
if (call_user_func($callback, $variableValue) === false) {
$variablesFailingAssertion[] = $variableName . " {$message}";
}
}
if (count($variablesFailingAssertion) > 0) {
throw new RuntimeException(sprintf('One or more environment variables failed assertions: %s', implode(', ', $variablesFailingAssertion)));
}
return $this;
}
/**
* Load the files and set new environment variables
* overwriting the existing ones.
*
* @return DotEnv
*/
public function overload()
{
$this->loader = new Loader($this->files);
$this->loader->load();
return $this;
}