Handle error

Author: kylekatarnls

api/index.php

@@ -11,4 +11,12 @@
 
 $vars = eval('return ' . $_POST['vars'] . ';');
 
-echo $pug->render($_POST['pug'], $vars);
+try {
+    echo $pug->render($_POST['pug'], $vars);
+} catch (\Exception $e) {
+    $message = trim($e->getMessage());
+    echo 'Error' . (substr($message, 0, 1) === '('
+        ? preg_replace('/^\((\d+)\)(\s*:)?/', ' line $1:', $message)
+        : ': ' . $message
+    );
+}