ruby-on-rails - 为什么 Heroku 即使 rake assets :precompile fails? 也会持续部署

Question

在 heroku 上部署时，即使 rake assets:precompiles 失败，heroku 也会继续部署。

为什么它是默认行为？如果 rake assets:precompile 失败，有没有办法阻止 heroku 部署版本？谢谢。

   -----> Writing config/database.yml to read from DATABASE_URL
   -----> Preparing app for Rails asset pipeline
          Running: rake assets:precompile
          rake aborted!
          The line was indented 2 levels deeper than the previous line.
          (in /tmp/build_3tgkcip2wq2qv/app/assets/stylesheets/master.css.sass)

          Tasks: TOP => assets:precompile:primary
          (See full trace by running task with --trace)
          Precompiling assets failed, enabling runtime asset compilation
          Injecting rails31_enable_runtime_asset_compilation
          Please see this article for troubleshooting help:
          http://devcenter.heroku.com/articles/rails31_heroku_cedar#troubleshooting
   -----> Rails plugin injection
          Injecting rails_log_stdout
          Injecting rails3_serve_static_assets
   -----> Discovering process types
          Procfile declares types      -> (none)
          Default types for Ruby/Rails -> console, rake, web, worker
   -----> Compiled slug size is 52.9MB
   -----> Launching... done, v163

Answer 1

因为即使 Assets 编译失败，应用程序也能够处理不涉及 Assets 的请求，f.x.服务 REST xml 或 json 请求。