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Update content_for docs

This commit is contained in:
stjhimy 2016-07-29 07:26:44 -03:00
parent 3e2379d717
commit 3acfc374fe
1 changed files with 40 additions and 0 deletions
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sinatra-contrib/lib/sinatra/content_for.rb
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@ -68,6 +68,46 @@ module Sinatra
# layout, inside the <head> tag, and each view can call <tt>content_for</tt>
# setting the appropriate set of tags that should be added to the layout.
#
# == Limitations
#
# Due to the rendering process limitation using <tt><%= yield_content %></tt>
# from within nested templates do not work above the <tt><%= yield %> statement.
# For more details https://github.com/sinatra/sinatra-contrib/issues/140#issuecomment-48831668
#
# # app.rb
# get '/' do
# erb :body, :layout => :layout do
# erb :foobar
# end
# end
#
# # foobar.erb
# <% content_for :one do %>
# <script>
# alert('one');
# </script>
# <% end %>
# <% content_for :two do %>
# <script>
# alert('two');
# </script>
# <% end %>
#
# Using <tt><%= yield_content %></tt> before <tt><%= yield %></tt> will cause only the second
# alert to display:
#
# # body.erb
# # Display only second alert
# <%= yield_content :one %>
# <%= yield %>
# <%= yield_content :two %>
#
# # body.erb
# # Display both alerts
# <%= yield %>
# <%= yield_content :one %>
# <%= yield_content :two %>
#
module ContentFor
include Capture