Split up development pages

plugins/active_link.rb

@@ -0,0 +1,19 @@
+require 'pry'
+
+module Jekyll
+  class ActiveLinkTag < Liquid::Tag
+    def initialize(tag_name, text, token)
+      super
+      parts = text.split(' ', 2)
+      @href = parts[0]
+      @title = parts[1]
+    end
+
+    def render(context)
+      cls = @href == context.registers[:page]["url"] ? "class='active'" : ''
+      "<a #{cls} href='#{@href}'>#{@title}</a>"
+    end
+  end
+end
+
+Liquid::Template.register_tag('active_link', Jekyll::ActiveLinkTag)