Class: Takeoff::Stage::Heroku::PrecompileAndSyncAssets

Inherits:
Base
  • Object
show all
Defined in:
lib/takeoff/stage/heroku/precompile_and_sync_assets.rb

Instance Method Summary collapse

Methods inherited from Base

#initialize

Methods included from Helpers

#branches_up_to_date?, #diff, #execute, #file_has_changed_locally?, #files_have_changed?, #latest_commit, #log

Constructor Details

This class inherits a constructor from Takeoff::Stage::Base

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/takeoff/stage/heroku/precompile_and_sync_assets.rb', line 12

def call(env)
  unless run?(env)
    log "Skipping precompilation of assets"
    
    return @app.call(env)
  end

  begin
    log     "Precompiling assets"
    execute "RAILS_ENV=#{env[:environment]} bundle exec rake assets:precompile"

    log     "Syncing assets"
    execute "RAILS_ENV=#{env[:environment]} bundle exec rake assets:sync"

    if file_has_changed_locally?("public/assets/manifest-#{env[:environment]}.json")
      log     "Committing updated asset manifests"
      execute "git add public/assets/manifest-#{env[:environment]}.json"            
      execute "git commit -m 'Update asset manifest for #{env[:environment]}.' -m '[ci skip]'"

      log     "Pushing development branch to GitHub"
      execute "git push github #{env[:development_branch]}:#{env[:development_branch]} --force"
    end
  ensure
    log     "Deleting precompiled assets"
    execute "git ls-files -o --exclude-standard public/assets | xargs rm"
    # We can't use `rm -r ./public/assets` because we still need the manifest files.
  end

  @app.call(env)
end

#run?(env) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/takeoff/stage/heroku/precompile_and_sync_assets.rb', line 7

def run?(env)
  files = %w(app/assets lib/assets vendor/assets Gemfile.lock config/initializers/assets.rb)
  files_have_changed?(env[:deployed_commit], env[:new_commit], files)
end