From 3ba6b409aa6b7a842207c47ce100f6a46764e34a Mon Sep 17 00:00:00 2001
From: Amaia Castro <amaia@amaiac.net>
Date: Tue, 3 Jan 2017 21:41:00 +0100
Subject: [PATCH] Make markdown helper safer to use

Avoid exception if text is nil
---
 app/helpers/application_helper.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 1f52f0eea..313375e3f 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -18,6 +18,8 @@ module ApplicationHelper
   end
 
   def markdown(text)
+    return text if text.blank?
+
     # See https://github.com/vmg/redcarpet for options
     render_options = {
       filter_html:     false,