diff options
Diffstat (limited to 'actionpack/lib/action_view/renderer/streaming_template_renderer.rb')
-rw-r--r-- | actionpack/lib/action_view/renderer/streaming_template_renderer.rb | 41 |
1 files changed, 1 insertions, 40 deletions
diff --git a/actionpack/lib/action_view/renderer/streaming_template_renderer.rb b/actionpack/lib/action_view/renderer/streaming_template_renderer.rb index d987bc122a..1ccf5a8ddb 100644 --- a/actionpack/lib/action_view/renderer/streaming_template_renderer.rb +++ b/actionpack/lib/action_view/renderer/streaming_template_renderer.rb @@ -4,50 +4,11 @@ require 'fiber' if defined?(Fiber) module ActionView - # Consider the following layout: - # - # <%= yield :header %> - # 2 - # <%= yield %> - # 5 - # <%= yield :footer %> - # - # And template: - # - # <%= provide :header, "1" %> - # 3 - # 4 - # <%= provide :footer, "6" %> - # - # It will stream: - # - # "1\n", "2\n", "3\n4\n", "5\n", "6\n" - # - # Notice that once you <%= yield %>, it will render the whole template - # before streaming again. In the future, we can also support streaming - # from the template and not only the layout. - # - # Also, notice we use +provide+ instead of +content_for+, as +provide+ - # gives the control back to the layout as soon as it is called. - # With +content_for+, it would render all the template to find all - # +content_for+ calls. For instance, consider this layout: - # - # <%= yield :header %> - # - # With this template: - # - # <%= content_for :header, "1" %> - # <%= provide :header, "2" %> - # <%= provide :header, "3" %> - # - # It will return "12\n" because +content_for+ continues rendering the - # template but it is returns back to the layout as soon as it sees the - # first +provide+. - # # == TODO # # * Support streaming from child templates, partials and so on. # * Integrate exceptions with exceptron + # * Rack::Cache needs to support streaming bodies class StreamingTemplateRenderer < TemplateRenderer #:nodoc: # A valid Rack::Body (i.e. it responds to each). # It is initialized with a block that, when called, starts |