Compress rakefile

rakefile.rb

# =====================================================================
# File definitions
# =====================================================================
js = [
  {
    :target => "target.js",
    :minify => true,
    :files => [
      "source1.js",
      "source2.js",
    ]
  }
]

css = [
  {
    :target => "target.css",
    :minify => true,
    :files => [
      "source1.css",
      "source2.css",
    ]
  }
]


# =====================================================================
# Tasks
# =====================================================================

task :compress do |t|
  Rake::Task['compress_css'].execute
  Rake::Task['compress_js'].execute
end

task :compress_css do |t|
  css.each do |target|
    if File.exists? target[:target]
      File.unlink target[:target]
    end

    # open the target file
    File.open(target[:target], 'w') do |file|
      target[:files].each do |source_file|
        file.write "\n/* #{source_file} */\n"
        if target[:minify]
          file.write `yuicompressor #{source_file}`
        else
          file.write `cat #{source_file}`
        end
      end
    end
  end
end

task :compress_js do |t|
  js.each do |target|

    if File.exists? target[:target]
      File.unlink target[:target]
    end

    # open the target file
    File.open(target[:target], 'w') do |file|
      target[:files].each do |source_file|
        file.write "\n/* #{source_file} */\n"
        if target[:minify] and not source_file.end_with? ".min.js"
          file.write `yuicompressor #{source_file}`
        else
          file.write `cat #{source_file}`
        end
      end
    end

  end
end