namespace :javascript do
desc "Build your JavaScript bundle" task :build do system "yarn install && yarn build" end
end
if Rake::Task.task_defined?(“test:prepare”)
Rake::Task["test:prepare"].enhance(["javascript:build"])
elsif Rake::Task.task_defined?(“db:test:prepare”)
Rake::Task["db:test:prepare"].enhance(["javascript:build"])
end