remove trailing space in codeblock lines

Author: recrwplay

preview-src/code.adoc

@@ -4,6 +4,21 @@
 
 The **Copy To Clipboard** button will appear on all code blocks:
 
+
+[source,shell]
+----
+Copy me!
+Do something else
+Callout # <1>
+Callout # <2>
+Comment # Just a regular comment after some code
+----
+
+<1> Callout
+<2> Callout
+
+
+
 [source,adoc]
 ----
 [source,adoc]

src/js/06-code.js

@@ -46,6 +46,8 @@ document.addEventListener('DOMContentLoaded', function () {
       input = window.neo4jDocs.copyableCommand(input)
     }
 
+    input = input.replace(/[ ]+\n/g, '\n').trimEnd()
+
     return input
   }