Class: JsRoutes::Engine

Inherits:
Rails::Engine
  • Object
show all
Defined in:
lib/js_routes/engine.rb

Class Method Summary collapse

Class Method Details

.install_sprockets!Object



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# File 'lib/js_routes/engine.rb', line 32

def self.install_sprockets!
  return if defined?(@installed_sprockets)
  require 'sprockets/version'
  v2                = Gem::Dependency.new('', ' ~> 2')
  vgte3             = Gem::Dependency.new('', ' >= 3')
  sprockets_version = Gem::Version.new(::Sprockets::VERSION).release
  initializer_args  = case sprockets_version
                        when -> (v) { v2.match?('', v) }
                          { after: "sprockets.environment" }
                        when -> (v) { vgte3.match?('', v) }
                          { after: :engines_blank_point, before: :finisher_hook }
                        else
                          raise StandardError, "Sprockets version #{sprockets_version} is not supported"
                      end

  initializer 'js-routes.dependent_on_routes', initializer_args do
    case sprockets_version
      when  -> (v) { v2.match?('', v) },
            -> (v) { vgte3.match?('', v) }

      Rails.application.config.assets.configure do |config|
        config.register_preprocessor(
          "application/javascript",
          SprocketsExtension,
        )
      end
    else
      raise StandardError, "Sprockets version #{sprockets_version} is not supported"
    end
  end
  @installed_sprockets = true
end