From 3badac40753b4e938d3ecfc2248fd3e3d5a71294 Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Sat, 10 Sep 2016 17:47:14 +0100
Subject: [PATCH] Raise nice error if an unsupported URL import was attempted

---
 src/app/compiler.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/app/compiler.js b/src/app/compiler.js
index 357d534797..a18e2ab44d 100644
--- a/src/app/compiler.js
+++ b/src/app/compiler.js
@@ -250,6 +250,9 @@ function Compiler (editor, handleGithubCall) {
             cb(null, 'Unable to import "' + m + '"');
           });
           return;
+        } else if (/^[^:]*:\/\//.exec(m)) {
+          cb(null, 'Unable to import "' + m + '": Unsupported URL');
+          return;
         } else {
           cb(null, 'Unable to import "' + m + '"');
           return;