From e807f1b78393a895a3f5c2e5e1f64c7b44dcfc97 Mon Sep 17 00:00:00 2001
From: Sheogorath <sheogorath@shivering-isles.com>
Date: Mon, 30 Oct 2017 11:44:40 +0100
Subject: [PATCH] Fix mermaid error handling

---
 public/js/extra.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/public/js/extra.js b/public/js/extra.js
index df5e454e..13b8924c 100644
--- a/public/js/extra.js
+++ b/public/js/extra.js
@@ -378,9 +378,14 @@ export function finishView (view) {
       $ele.html($value.text())
       window.mermaid.init(undefined, $ele)
     } catch (err) {
+      var errormessage = err
+      if (err.str) {
+        errormessage = err.str
+      }
+
       $value.unwrap()
-      $value.parent().append('<div class="alert alert-warning">' + err + '</div>')
-      console.warn(err)
+      $value.parent().append('<div class="alert alert-warning">' + errormessage + '</div>')
+      console.warn(errormessage)
     }
   })
   // abc.js