require 'bundler/setup'
Bundler.require

desc "Build bundle"
task :build do
  Opal.append_path "."
  build = Opal::Builder.build("application")
  File.binwrite "build/bundle.js", build.to_s << "\n//# sourceMappingURL=bundle.js.map"
  File.binwrite "build/bundle.js.map", build.source_map
end