src/PugException.php
<?php
namespace Bkwld\LaravelPug;
use Facade\Ignition\Exceptions\ViewException;
use Illuminate\View\Engines\CompilerEngine;
use Phug\Util\Exception\LocatedException;
use Phug\Util\SourceLocationInterface;
use Throwable;
class PugException extends ViewException
{
/**
* Wrap a given raw error/exception in a relocated PugException.
*
* @param CompilerEngine $context current $this context (the engine that compiled the template)
* @param Throwable $previous the raw error/exception
*
* @throws Throwable throw $previous if it cannot be located in the template.
*/
public function __construct(CompilerEngine $context, Throwable $previous)
{
$message = $previous->getMessage();
$code = $previous->getCode();
$compiler = $context->getCompiler();
$file = $previous->getFile();
$line = $previous->getLine();
if ($compiler instanceof PugHandlerInterface) {
$print = 'error-'.md5_file($file).'-'.$line.'-'.md5($previous->getTraceAsString());
$cachePath = storage_path('framework/views/'.$print.'.txt');
$location = $this->getLocation($compiler, $cachePath, $file, $previous);
if ($location) {
$file = $location->getPath();
$line = $location->getLine();
}
}
parent::__construct($message, $code, 1, $file, $line, $previous);
}
protected function getLocation(PugHandlerInterface $compiler, string $cachePath, string $file, Throwable $previous): ?SourceLocationInterface
{
if (file_exists($cachePath)) {
return unserialize(file_get_contents($cachePath));
}
$location = null;
$pug = $compiler->getPug();
$error = $pug->getDebugFormatter()->getDebugError(
$previous,
file_get_contents($file),
$file
);
if ($error instanceof LocatedException && ($location = $error->getLocation())) {
file_put_contents($cachePath, serialize($location));
}
return $location;
}
}