$stdout.sync = true

def yarn_install_available?

rails_major = Rails::VERSION::MAJOR
rails_minor = Rails::VERSION::MINOR

rails_major > 5 || (rails_major == 5 && rails_minor >= 1)

end

def enhance_assets_precompile

# yarn:install was added in Rails 5.1
deps = yarn_install_available? ? [] : ["webpacker:yarn_install"]
Rake::Task["assets:precompile"].enhance(deps) do |task|
  prefix = task.name.split(/#|assets:precompile/).first

  Rake::Task["#{prefix}webpacker:compile"].invoke
end

end

namespace :webpacker do

desc "Compile JavaScript packs using webpack for production with digests"
task compile: ["webpacker:verify_install", :environment] do
  Webpacker.with_node_env(ENV.fetch("NODE_ENV", "production")) do
    Webpacker.ensure_log_goes_to_stdout do
      if Webpacker.compile
        # Successful compilation!
      else
        # Failed compilation
        exit!
      end
    end
  end
end

end

# Compile packs after we’ve compiled all other assets during precompilation skip_webpacker_precompile = %w(no false n f).include?(ENV)

unless skip_webpacker_precompile

if Rake::Task.task_defined?("assets:precompile")
  enhance_assets_precompile
else
  Rake::Task.define_task("assets:precompile" => ["webpacker:yarn_install", "webpacker:compile"])
end

end