Viewing file:  Pipeline.php (1.89 KB) -rw-r--r--
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<?php
namespace Laravel\Lumen\Routing;
use Closure as BaseClosure;
use Illuminate\Contracts\Debug\ExceptionHandler;
use Illuminate\Http\Request;
use Illuminate\Pipeline\Pipeline as BasePipeline;
use Throwable;
/**
* This extended pipeline catches any exceptions that occur during each slice.
*
* The exceptions are converted to HTTP responses for proper middleware handling.
*/
class Pipeline extends BasePipeline
{
/**
* Get a Closure that represents a slice of the application onion.
*
* @return \Closure
*/
protected function carry()
{
return function ($stack, $pipe) {
return function ($passable) use ($stack, $pipe) {
try {
$slice = parent::carry();
return ($slice($stack, $pipe))($passable);
} catch (Throwable $e) {
return $this->handleException($passable, $e);
}
};
};
}
/**
* Get the initial slice to begin the stack call.
*
* @param \Closure $destination
* @return \Closure
*/
protected function prepareDestination(BaseClosure $destination)
{
return function ($passable) use ($destination) {
try {
return $destination($passable);
} catch (Throwable $e) {
return $this->handleException($passable, $e);
}
};
}
/**
* Handle the given exception.
*
* @param mixed $passable
* @param \Throwable $e
* @return mixed
*/
protected function handleException($passable, Throwable $e)
{
if (! $this->container->bound(ExceptionHandler::class) || ! $passable instanceof Request) {
throw $e;
}
$handler = $this->container->make(ExceptionHandler::class);
$handler->report($e);
return $handler->render($passable, $e);
}
}
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