Added partial to display long description properly

app/assets/stylesheets/_settings.scss

@@ -952,3 +952,9 @@ a.black
   margin-left: 2em;
   margin-bottom: 0.5em;
 }
+
+.description-verbatim-lines
+{
+  line-height: 120%;
+  // white-space: pre-line;
+}

app/views/packages/_long_description.slim

@@ -0,0 +1,19 @@
+/ Converts long descriptions from Debian control files into
+/ proper HTML.
+/ See: https://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-Description
+
+- text.lines.each do |line|
+  / pre +++#{line}---
+  - case line.rstrip
+  - when '.'
+    / Empty line
+    / TODO: Technically wrong because this creates an empty paragraph:
+    p
+  - when /^(\s+)(.+)/
+    / Verbatim text
+    div.description-verbatim-lines
+      = (' ' * $1.to_s.length).html_safe
+      = $2
+  - else
+    / Normal text
+    = line

app/views/packages/details.slim

@@ -44,7 +44,8 @@
       p.subtitle Description
       // TODO: split long_description by <p> tags
       - if @package.long_description.present?
-        p =@package.long_description
+        = render(partial: 'long_description', locals: {text: @package.long_description})
+        / p =@package.long_description
       - else
         p Sorry - no more information available.
       - if @package.homepage.present?