Method: ActionView::Helpers::CacheHelper#cache_if

Defined in:
actionview/lib/action_view/helpers/cache_helper.rb

#cache_if(condition, name = {}, options = {}, &block) ⇒ Object

Cache fragments of a view if condition is true

<% cache_if admin?, project do %>
  <b>All the topics on this project</b>
  <%= render project.topics %>
<% end %>



223
224
225
226
227
228
229
230
231
 
# File 'actionview/lib/action_view/helpers/cache_helper.rb', line 223

def cache_if(condition, name = {}, options = {}, &block)
  if condition
    cache(name, options, &block)
  else
    yield
  end

  nil
end