added better debug tools in strict mode

* assertion errors can now be opened in vscode

index.php

@@ -3,7 +3,6 @@
 require __DIR__."/vendor/autoload.php";
 
 
-$source = file_get_contents(dirname(__FILE__)."/README.md");
 
 echo "
 <style>
@@ -28,5 +27,36 @@ echo "
 </style>
 ";
 
-$Instance = new parkdown\Parkdown($source);
+$file   = dirname(__FILE__)."/README.md";
-echo $Instance->html();
+$source = file_get_contents($file);
+
+try {
+	$Instance = new parkdown\Parkdown($source, true, $file);
+	echo $Instance->html();
+} catch (AssertionError $error) {
+	echo "<pre>";
+
+	$message  = explode(" ", $error->getMessage());
+	$location = array_shift($message);
+	$file     = explode(":", $location)[0];
+
+	if ($file === "INPUT_STRING")
+		echo "$location ".implode(" ", $message);
+	else
+		echo "<a href='vscode://file/".substr($location, 0, -1)."'>$location</a> ".implode(" ", $message);
+
+	
+	$stackTrace = explode("\n", $error->getTraceAsString());
+	array_shift($stackTrace);
+
+	echo "<p><small>";
+		foreach ($stackTrace as $step) {
+			$step = explode(" ", $step);
+			array_shift($step);
+			$location = array_shift($step);
+			$location = preg_replace("/\(([0-9]+)\):/", ":\$1:", $location);
+
+			echo "<a href='vscode://file/".substr($location, 0, -1)."'>$location</a> ".implode(" ", $step)."<br>";
+		}
+	echo "</small></p>";
+}