add_t

add_t.gemspec

Gem::Specification.new do |s|
  s.name        = 'add_t'
  s.version     = '0.1.0'
  s.platform    = Gem::Platform::RUBY
  s.author      = 'John Bintz'
  s.email       = '[email protected]'
  s.summary     = 'Filter JavaScript files for %{path} and replace it with the logical Sprockets path.'
  s.description = 'Filter JavaScript files for %{path} and replace it with the logical Sprockets path.'

  s.files         = ['add_t.rb']
  s.require_path  = '.'
  s.add_dependency 'tilt'
end

add_t.rb

require 'tilt'

class AddT < ::Tilt::Template
  def prepare ; end

  def evaluate(scope, locals, &block)
    data.gsub('%{path}', scope.logical_path.split('/')[1..-1].join('.'))
  end

  class Engine < Rails::Engine
    initializer "add_t.sprockets", :after => "sprockets.environment" do |app|
      app.assets.register_preprocessor 'application/javascript', ::AddT
    end
  end
end