require 'opal/rspec' Opal::Processor.source_map_enabled = false sprockets_env = Opal::RSpec::SprocketsEnvironment.new(spec_pattern='spec/opal/**/*_spec.{rb,opal}') run Opal::Server.new(sprockets: sprockets_env) { |s| s.main = 'sprockets_runner_js_errors' # sprockets_runner_js_errors will not be in the opal load path by default s.append_path 'spec/mri/integration/rack' sprockets_env.add_spec_paths_to_sprockets s.debug = ENV['OPAL_DEBUG'] }