an example of expanding templates for deployment, with Albacore

rakefile.rb

require 'albacore'

Albacore::ExpandTemplatesTask.new(:templates) do |templates|
  templates.expand_files = {"./templates/web.config.template" => "./www/web.config"}
  templates.data_file = "./templates/data/web.config.yml"
end

web.config.template

<?xml version="1.0"?>
<configuration>
  <appSettings>
    <add key="some app setting goes here" value="#{some_setting}" />
  </appSettings>
  <connectionStrings>
    <add name="mydatabase" connectionString="#{connection_string}"/>
  </connectionStrings>
</configuration>

web.config.yml

some_setting: some value goes here
connection_string: server='some server'; database='some database'; user='some user'; password='its a secret!'