migration_generator.rb

require 'rails/generators/migration'

class ActsAsTaggableOnMigrationGenerator < Rails::Generators::Base
  include Rails::Generators::Migration

  def self.source_root
    File.join(File.dirname(__FILE__), 'templates', Rails.configuration.generators.options[:rails][:orm])
  end

  def create_migration_file
    migration_template 'migration.rb', 'db/migrate/acts_as_taggable_on_migration'
  end
end